#! /bin/sh # # If these # comments don't work, trim them. Don't worry about any other # shell scripts, Configure will trim # comments from them for you. # # (If you are trying to port this package to a machine without sh, # I would suggest you have a look at the prototypical config_h.SH file # and edit it to reflect your system. Some packages may include samples # of config.h for certain machines, so you might look for one of those.) # # Yes, you may rip this off to use in other distribution packages. This # script belongs to the public domain and cannot be copyrighted. # # (Note: this Configure script was generated automatically. Rather than # working with this copy of Configure, you may wish to get metaconfig. # The dist-3.0 package (which contains metaconfig) was posted in # comp.sources.misc and is available on CPAN under authors/id/RAM so # you may fetch it yourself from your nearest archive site.) # # $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $ # # Generated on Fri Mar 15 17:38:07 EET 2002 [metaconfig 3.0 PL70] # (with additional metaconfig patches by perlbug@perl.org) cat >c1$$ <c2$$ </dev/null` test "$me" || me=$0 ;; esac : Proper separator for the PATH environment variable p_=: : On OS/2 this directory should exist if this is not floppy only system :-] if test -d c:/. ; then if test -n "$OS2_SHELL"; then p_=\; PATH=`cmd /c "echo %PATH%" | tr '\\\\' / ` OS2_SHELL=`cmd /c "echo %OS2_SHELL%" | tr '\\\\' / | tr '[A-Z]' '[a-z]'` elif test -n "$DJGPP"; then case "X${MACHTYPE:-nonesuchmach}" in *cygwin) ;; *) p_=\; ;; esac fi fi : Proper PATH setting paths='/bin /usr/bin /usr/local/bin /usr/ucb /usr/local /usr/lbin' paths="$paths /opt/bin /opt/local/bin /opt/local /opt/lbin" paths="$paths /usr/5bin /etc /usr/gnu/bin /usr/new /usr/new/bin /usr/nbin" paths="$paths /opt/gnu/bin /opt/new /opt/new/bin /opt/nbin" paths="$paths /sys5.3/bin /sys5.3/usr/bin /bsd4.3/bin /bsd4.3/usr/ucb" paths="$paths /bsd4.3/usr/bin /usr/bsd /bsd43/bin /usr/ccs/bin" paths="$paths /etc /usr/lib /usr/ucblib /lib /usr/ccs/lib" paths="$paths /sbin /usr/sbin /usr/libexec" paths="$paths /system/gnu_library/bin" for p in $paths do case "$p_$PATH$p_" in *$p_$p$p_*) ;; *) test -d $p && PATH=$PATH$p_$p ;; esac done PATH=.$p_$PATH export PATH : shall we be using ksh? inksh='' needksh='' avoidksh='' newsh=/bin/ksh changesh='' if (PATH=.; alias -x) >/dev/null 2>&1; then inksh=true fi if test -f /hp-ux -a -f /bin/ksh; then needksh='to avoid sh bug in "here document" expansion' fi if test -d /usr/lpp -a -f /usr/bin/bsh -a -f /usr/bin/uname; then if test X`/usr/bin/uname -v` = X4; then avoidksh="to avoid AIX 4's /bin/sh" newsh=/usr/bin/bsh fi fi if test -f /osf_boot -a -f /usr/sbin/setld; then if test X`/usr/bin/uname -s` = XOSF1; then avoidksh="to avoid Digital UNIX' ksh" newsh=/bin/sh unset BIN_SH # if this is 'xpg4' sh will start up ksh fi fi case "$inksh/$needksh" in /[a-z]*) ENV='' changesh=true reason="$needksh" ;; esac case "$inksh/$avoidksh" in true/[a-z]*) changesh=true reason="$avoidksh" ;; esac case "$inksh/$needksh-$avoidksh-" in true/--) cat <&2 </dev/null 2>&1`; then shsharp=true spitshell=cat xcat=/bin/cat test -f $xcat$_exe || xcat=/usr/bin/cat if test ! -f $xcat$_exe; then for p in `echo $PATH | sed -e "s/$p_/ /g"` $paths; do if test -f $p/cat$_exe; then xcat=$p/cat break fi done if test ! -f $xcat$_exe; then echo "Can't find cat anywhere!" exit 1 fi fi echo "#!$xcat" >sharp $eunicefix sharp chmod +x sharp ./sharp > today if test -s today; then sharpbang='#!' else echo "#! $xcat" > sharp $eunicefix sharp chmod +x sharp ./sharp > today if test -s today; then sharpbang='#! ' else sharpbang=': use ' fi fi else echo " " echo "Your $sh doesn't grok # comments--I will strip them later on." shsharp=false cd .. echo "exec grep -v '^[ ]*#'" >spitshell chmod +x spitshell $eunicefix spitshell spitshell=`pwd`/spitshell cd UU echo "I presume that if # doesn't work, #! won't work either!" sharpbang=': use ' fi rm -f sharp today : figure out how to guarantee sh startup case "$startsh" in '') startsh=${sharpbang}${sh} ;; *) esac cat >sharp < cmdline.opt <>cmdline.opt < cmdl.opt $arg EOC arg_exp=`cat cmdl.opt` args_exp="$args_exp$args_sep'$arg_exp'" argn=`expr $argn + 1` args_sep=' ' done # args_exp is good for restarting self: eval "set X $args_exp"; shift; $0 "$@" # used by ./hints/os2.sh rm -f cmdl.opt : produce awk script to parse command line options cat >options.awk <<'EOF' BEGIN { optstr = "A:dD:eEf:hKOrsSU:V"; # getopt-style specification len = length(optstr); for (i = 1; i <= len; i++) { c = substr(optstr, i, 1); if (i < len) a = substr(optstr, i + 1, 1); else a = ""; if (a == ":") { arg[c] = 1; i++; } opt[c] = 1; } } { expect = 0; str = $0; if (substr(str, 1, 1) != "-") { printf("'%s'\n", str); next; } len = length($0); for (i = 2; i <= len; i++) { c = substr(str, i, 1); if (!opt[c]) { printf("-%s\n", substr(str, i)); next; } printf("-%s\n", c); if (arg[c]) { if (i < len) printf("'%s'\n", substr(str, i + 1)); else expect = 1; next; } } } END { if (expect) print "?"; } EOF : process the command line options set X `for arg in "$@"; do echo "X$arg"; done | sed -e s/X// | awk -f options.awk` eval "set $*" shift rm -f options.awk : set up default values fastread='' reuseval=false config_sh='' alldone='' error='' silent='' extractsh='' override='' knowitall='' rm -f optdef.sh posthint.sh cat >optdef.sh <&2 error=true fi cd UU shift;; -h) shift; error=true;; -r) shift; reuseval=true;; -s) shift; silent=true; realsilent=true;; -E) shift; alldone=exit;; -K) shift; knowitall=true;; -O) shift; override=true;; -S) shift; silent=true; extractsh=true;; -D) shift case "$1" in *=) echo "$me: use '-U symbol=', not '-D symbol='." >&2 echo "$me: ignoring -D $1" >&2 ;; *=*) echo "$1" | \ sed -e "s/'/'\"'\"'/g" -e "s/=\(.*\)/='\1'/" >> optdef.sh;; *) echo "$1='define'" >> optdef.sh;; esac shift ;; -U) shift case "$1" in *=) echo "$1" >> optdef.sh;; *=*) echo "$me: use '-D symbol=val', not '-U symbol=val'." >&2 echo "$me: ignoring -U $1" >&2 ;; *) echo "$1='undef'" >> optdef.sh;; esac shift ;; -A) shift xxx='' yyy="$1" zzz='' uuu=undef case "$yyy" in *=*) zzz=`echo $yyy|sed 's!=.*!!'` case "$zzz" in *:*) zzz='' ;; *) xxx=append zzz=" "`echo $yyy|sed 's!^[^=]*=!!'` yyy=`echo $yyy|sed 's!=.*!!'` ;; esac ;; esac case "$xxx" in '') case "$yyy" in *:*) xxx=`echo $yyy|sed 's!:.*!!'` yyy=`echo $yyy|sed 's!^[^:]*:!!'` zzz=`echo $yyy|sed 's!^[^=]*=!!'` yyy=`echo $yyy|sed 's!=.*!!'` ;; *) xxx=`echo $yyy|sed 's!:.*!!'` yyy=`echo $yyy|sed 's!^[^:]*:!!'` ;; esac ;; esac case "$xxx" in append) echo "$yyy=\"\${$yyy}$zzz\"" >> posthint.sh ;; clear) echo "$yyy=''" >> posthint.sh ;; define) case "$zzz" in '') zzz=define ;; esac echo "$yyy='$zzz'" >> posthint.sh ;; eval) echo "eval \"$yyy=$zzz\"" >> posthint.sh ;; prepend) echo "$yyy=\"$zzz\${$yyy}\"" >> posthint.sh ;; undef) case "$zzz" in '') zzz="$uuu" ;; esac echo "$yyy=$zzz" >> posthint.sh ;; *) echo "$me: unknown -A command '$xxx', ignoring -A $1" >&2 ;; esac shift ;; -V) echo "$me generated by metaconfig 3.0 PL70." >&2 exit 0;; --) break;; -*) echo "$me: unknown option $1" >&2; shift; error=true;; *) break;; esac done case "$error" in true) cat >&2 <&1 case "$silent" in true) exec 1>/dev/null;; esac : run the defines and the undefines, if any, but leave the file out there... touch optdef.sh . ./optdef.sh : create the posthint manipulation script and leave the file out there... touch posthint.sh : set package name package=perl5 first=`echo $package | sed -e 's/^\(.\).*/\1/'` last=`echo $package | sed -e 's/^.\(.*\)/\1/'` case "`echo AbyZ | tr '[:lower:]' '[:upper:]' 2>/dev/null`" in ABYZ) spackage=`echo $first | tr '[:lower:]' '[:upper:]'`$last;; *) spackage=`echo $first | tr '[a-z]' '[A-Z]'`$last;; esac : Some greps do not return status, grrr. echo "grimblepritz" >grimble if grep blurfldyick grimble >/dev/null 2>&1 ; then contains=contains elif grep grimblepritz grimble >/dev/null 2>&1 ; then contains=grep else contains=contains fi rm -f grimble : the following should work in any shell case "$contains" in contains*) echo " " echo "AGH! Grep doesn't return a status. Attempting remedial action." cat >contains <<'EOSS' grep "$1" "$2" >.greptmp && cat .greptmp && test -s .greptmp EOSS chmod +x contains esac : Find the path to the source tree case "$src" in '') case "$0" in */*) src=`echo $0 | sed -e 's%/[^/][^/]*$%%'` case "$src" in /*) ;; .) ;; *) src=`cd ../$src && pwd` ;; esac ;; *) src='.';; esac;; esac case "$src" in '') src=/ rsrc=/ ;; /*) rsrc="$src";; *) rsrc="../$src";; esac if test -f $rsrc/Configure && \ $contains "^package=$package$" $rsrc/Configure >/dev/null 2>&1 then : found it, so we are ok. else rsrc='' for src in . .. ../.. ../../.. ../../../..; do if test -f ../$src/Configure && \ $contains "^package=$package$" ../$src/Configure >/dev/null 2>&1 then rsrc=../$src break fi done fi case "$rsrc" in '') cat <&4 Sorry, I can't seem to locate the source dir for $package. Please start Configure with an explicit path -- i.e. /some/path/Configure. EOM exit 1 ;; ../.) rsrc='..';; *) echo " " echo "Sources for $package found in \"$src\"." >&4 ;; esac : script used to extract .SH files with variable substitutions cat >extract <<'EOS' PERL_CONFIG_SH=true echo "Doing variable substitutions on .SH files..." if test -f MANIFEST; then set x `awk '{print $1}' < MANIFEST | grep '\.SH$'` else echo "(Looking for .SH files under the source directory.)" set x `(cd "$src"; find . -name "*.SH" -print)` fi shift case $# in 0) set x `(cd "$src"; echo *.SH)`; shift;; esac if test ! -f "$src/$1"; then shift fi mkdir_p=' name=$1; create=""; while test $name; do if test ! -d "$name"; then create="$name $create"; name=`echo $name | sed -e "s|^[^/]*$||"`; name=`echo $name | sed -e "s|\(.*\)/.*|\1|"`; else name=""; fi; done; for file in $create; do mkdir $file; done ' for file in $*; do case "$src" in ".") case "$file" in */*) dir=`expr X$file : 'X\(.*\)/'` file=`expr X$file : 'X.*/\(.*\)'` (cd "$dir" && . ./$file) ;; *) . ./$file ;; esac ;; *) case "$file" in */*) dir=`expr X$file : 'X\(.*\)/'` file=`expr X$file : 'X.*/\(.*\)'` (set x $dir; shift; eval $mkdir_p) sh <"$src/$dir/$file" ;; *) sh <"$src/$file" ;; esac ;; esac done if test -f "$src/config_h.SH"; then if test ! -f config.h; then : oops, they left it out of MANIFEST, probably, so do it anyway. . "$src/config_h.SH" fi fi EOS : extract files and exit if asked to do so case "$extractsh" in true) case "$realsilent" in true) ;; *) exec 1>&4;; esac case "$config_sh" in '') config_sh='config.sh';; esac echo " " echo "Fetching answers from $config_sh..." cd .. . $config_sh test "$override" && . ./optdef.sh echo " " . UU/extract rm -rf UU echo "Extraction done." exit 0 ;; esac : Eunice requires " " instead of "", can you believe it echo " " : Here we go... echo "Beginning of configuration questions for $package." trap 'echo " "; test -d ../UU && rm -rf X $rmlist; exit 1' 1 2 3 15 : first determine how to suppress newline on echo command echo " " echo "Checking echo to see how to suppress newlines..." (echo "hi there\c" ; echo " ") >.echotmp if $contains c .echotmp >/dev/null 2>&1 ; then echo "...using -n." n='-n' c='' else cat <<'EOM' ...using \c EOM n='' c='\c' fi echo $n "The star should be here-->$c" echo '*' rm -f .echotmp : Now test for existence of everything in MANIFEST echo " " if test -f "$rsrc/MANIFEST"; then echo "First let's make sure your kit is complete. Checking..." >&4 awk '$1 !~ /PACK[A-Z]+/ {print $1}' "$rsrc/MANIFEST" | (split -l 50 2>/dev/null || split -50) rm -f missing tmppwd=`pwd` for filelist in x??; do (cd "$rsrc"; ls `cat "$tmppwd/$filelist"` >/dev/null 2>>"$tmppwd/missing") done if test -s missing; then cat missing >&4 cat >&4 <<'EOM' THIS PACKAGE SEEMS TO BE INCOMPLETE. You have the option of continuing the configuration process, despite the distinct possibility that your kit is damaged, by typing 'y'es. If you do, don't blame me if something goes wrong. I advise you to type 'n'o and contact the author (perlbug@perl.org). EOM echo $n "Continue? [n] $c" >&4 read ans case "$ans" in y*) echo "Continuing..." >&4 rm -f missing ;; *) echo "ABORTING..." >&4 kill $$ ;; esac else echo "Looks good..." fi else echo "There is no MANIFEST file. I hope your kit is complete !" fi rm -f missing x?? echo " " : Find the appropriate value for a newline for tr if test -n "$DJGPP"; then trnl='\012' fi if test X"$trnl" = X; then case "`echo foo|tr '\n' x 2>/dev/null`" in foox) trnl='\n' ;; esac fi if test X"$trnl" = X; then case "`echo foo|tr '\012' x 2>/dev/null`" in foox) trnl='\012' ;; esac fi if test X"$trnl" = X; then cat <&2 $me: Fatal Error: cannot figure out how to translate newlines with 'tr'. EOM exit 1 fi : compute the number of columns on the terminal for proper question formatting case "$COLUMNS" in '') COLUMNS='80';; esac : set up the echo used in my read myecho="case \"\$xxxm\" in '') echo $n \"\$rp $c\" >&4;; *) case \"\$rp\" in '') echo $n \"[\$xxxm] $c\";; *) if test \`echo \"\$rp [\$xxxm] \" | wc -c\` -ge $COLUMNS; then echo \"\$rp\" >&4 echo $n \"[\$xxxm] $c\" >&4 else echo $n \"\$rp [\$xxxm] $c\" >&4 fi ;; esac;; esac" : now set up to do reads with possible shell escape and default assignment cat <myread $startsh xxxm=\$dflt $myecho ans='!' case "\$fastread" in yes) case "\$dflt" in '') ;; *) ans=''; case "\$silent-\$rp" in true-) ;; *) echo " " >&4;; esac;; esac;; *) case "\$silent" in true) case "\$rp" in '') ans='';; esac;; esac;; esac while expr "X\$ans" : "X!" >/dev/null; do read answ set x \$xxxm shift aok=''; eval "ans=\\"\$answ\\"" && aok=y case "\$answ" in "!") sh 1>&4 echo " " $myecho ;; !*) set x \`expr "X\$ans" : "X!\(.*\)\$"\` shift sh 1>&4 -c "\$*" echo " " $myecho ;; "\$ans") case "\$ans" in \\&*) set x \`expr "X\$ans" : "X&\(.*\)\$"\` shift case "\$1" in -d) fastread=yes echo "(OK, I'll run with -d after this question.)" >&4 ;; -*) echo "*** Sorry, \$1 not supported yet." >&4 ;; esac $myecho ans=! ;; esac;; *) case "\$aok" in y) echo "*** Substitution done -- please confirm." xxxm="\$ans" ans=\`echo $n "\$ans$c" | tr '$trnl' ' '\` xxxm="\$ans" ans=! ;; *) echo "*** Error -- try again." ans=! ;; esac $myecho ;; esac case "\$ans\$xxxm\$nostick" in '') ans=! $myecho ;; esac done case "\$ans" in '') ans="\$xxxm";; esac EOSC : create .config dir to save info across Configure sessions test -d ../.config || mkdir ../.config cat >../.config/README <&4 <&4 "Okay, continuing." usedevel="$define" ;; *) echo >&4 "Okay, bye." exit 1 ;; esac ;; esac ;; esac case "$usedevel" in $define|true|[yY]*) case "$versiononly" in '') versiononly="$define" ;; esac case "$installusrbinperl" in '') installusrbinperl="$undef" ;; esac ;; esac : general instructions needman=true firsttime=true user=`(logname) 2>/dev/null` case "$user" in '') user=`whoami 2>&1`;; esac if $contains "^$user\$" ../.config/instruct >/dev/null 2>&1; then firsttime=false echo " " rp='Would you like to see the instructions?' dflt=n . ./myread case "$ans" in [yY]*) ;; *) needman=false;; esac fi if $needman; then cat <>../.config/instruct;; esac fi : find out where common programs are echo " " echo "Locating common programs..." >&4 cat <loc $startsh case \$# in 0) exit 1;; esac thing=\$1 shift dflt=\$1 shift for dir in \$*; do case "\$thing" in .) if test -d \$dir/\$thing; then echo \$dir exit 0 fi ;; *) for thisthing in \$dir/\$thing; do : just loop through to pick last item done if test -f \$thisthing; then echo \$thisthing exit 0 elif test "X$_exe" != X -a -f \$thisthing$_exe; then echo \$thisthing exit 0 elif test -f \$dir/\$thing.exe; then if test -n "$DJGPP"; then echo \$dir/\$thing.exe else : on Eunice apparently echo \$dir/\$thing fi exit 0 fi ;; esac done echo \$dflt exit 1 EOSC chmod +x loc $eunicefix loc loclist=" awk cat chmod comm cp echo expr grep ls mkdir rm sed sort touch tr uniq " trylist=" Mcc ar bison byacc cpp csh date egrep gmake gzip less ln make more nm nroff pg test uname zip " pth=`echo $PATH | sed -e "s/$p_/ /g"` pth="$pth /lib /usr/lib" for file in $loclist; do eval xxx=\$$file case "$xxx" in /*|?:[\\/]*) if test -f "$xxx"; then : ok else echo "WARNING: no $xxx -- ignoring your setting for $file." >&4 xxx=`./loc $file $file $pth` fi ;; '') xxx=`./loc $file $file $pth`;; *) xxx=`./loc $xxx $xxx $pth`;; esac eval $file=$xxx$_exe eval _$file=$xxx case "$xxx" in /*) echo $file is in $xxx. ;; ?:[\\/]*) echo $file is in $xxx. ;; *) echo "I don't know where '$file' is, and my life depends on it." >&4 echo "Go find a public domain implementation or fix your PATH setting!" >&4 exit 1 ;; esac done echo " " echo "Don't worry if any of the following aren't found..." say=offhand for file in $trylist; do eval xxx=\$$file case "$xxx" in /*|?:[\\/]*) if test -f "$xxx"; then : ok else echo "WARNING: no $xxx -- ignoring your setting for $file." >&4 xxx=`./loc $file $file $pth` fi ;; '') xxx=`./loc $file $file $pth`;; *) xxx=`./loc $xxx $xxx $pth`;; esac eval $file=$xxx$_exe eval _$file=$xxx case "$xxx" in /*) echo $file is in $xxx. ;; ?:[\\/]*) echo $file is in $xxx. ;; *) echo "I don't see $file out there, $say." say=either ;; esac done case "$egrep" in egrep) echo "Substituting grep for egrep." egrep=$grep _egrep=$grep ;; esac case "$ln" in ln) echo "Substituting cp for ln." ln=$cp _ln=$cp ;; esac case "$make" in make) case "$gmake" in gmake) echo "I can't find make or gmake, and my life depends on it." >&4 echo "Go find a public domain implementation or fix your PATH setting!" >&4 exit 1 ;; esac ;; esac case "$gmake" in gmake) ;; *) # We can't have osname yet. if test -f "/system/gnu_library/bin/ar.pm"; then # Stratus VOS # Assume that gmake, if found, is definitely GNU make # and prefer it over the system make. echo "Substituting gmake for make." make=$gmake _make=$gmake fi ;; esac case "$test" in test) echo "Hopefully test is built into your sh." ;; *) if `sh -c "PATH= test true" >/dev/null 2>&1`; then echo "Using the test built into your sh." test=test _test=test fi ;; esac case "$echo" in echo) echo "Hopefully echo is built into your sh." ;; '') ;; *) echo " " echo "Checking compatibility between $echo and builtin echo (if any)..." >&4 $echo $n "hi there$c" >foo1 echo $n "hi there$c" >foo2 if cmp foo1 foo2 >/dev/null 2>&1; then echo "They are compatible. In fact, they may be identical." else case "$n" in '-n') n='' c='\c';; *) n='-n' c='';; esac cat <$c" $echo "*" fi $rm -f foo1 foo2 ;; esac cat <trygcc $startsh EOS cat <<'EOSC' >>trygcc case "$cc" in '') ;; *) $rm -f try try.* $cat >try.c <&4 despair=yes trygcc=yes case "$cc" in *gcc*) trygcc=no ;; esac case "`$cc -v -c try.c 2>&1`" in *gcc*) trygcc=no ;; esac if $test X"$trygcc" = Xyes; then if gcc -o try -c try.c; then echo " " echo "You seem to have a working gcc, though." >&4 rp="Would you like to use it?" dflt=y if $test -f myread; then . ./myread else if $test -f UU/myread; then . ./UU/myread else echo "Cannot find myread, sorry. Aborting." >&2 exit 1 fi fi case "$ans" in [yY]*) cc=gcc; ccname=gcc; ccflags=''; despair=no ;; esac fi fi fi $rm -f try try.* ;; esac EOSC cat <checkcc $startsh EOS cat <<'EOSC' >>checkcc case "$cc" in '') ;; *) $rm -f try try.* $cat >try.c <&4 fi $cat >&4 < /dev/null 2>&1 ; then echo "Symbolic links are supported." >&4 lns="$ln -s" else echo "Symbolic links are NOT supported." >&4 lns="$ln" fi $rm -f blurfl sym : determine whether symbolic links are supported echo " " case "$lns" in *"ln"*" -s") echo "Checking how to test for symbolic links..." >&4 $lns blurfl sym if $test "X$issymlink" = X; then case "$newsh" in '') sh -c "PATH= test -h sym" >/dev/null 2>&1 ;; *) $newsh -c "PATH= test -h sym" >/dev/null 2>&1 ;; esac if test $? = 0; then issymlink="test -h" else echo "Your builtin 'test -h' may be broken." >&4 case "$test" in /*) ;; *) pth=`echo $PATH | sed -e "s/$p_/ /g"` for p in $pth do if test -f "$p/$test"; then test="$p/$test" break fi done ;; esac case "$test" in /*) echo "Trying external '$test -h'." >&4 issymlink="$test -h" if $test ! -h sym >/dev/null 2>&1; then echo "External '$test -h' is broken, too." >&4 issymlink='' fi ;; *) issymlink='' ;; esac fi fi if $test "X$issymlink" = X; then if $test -L sym 2>/dev/null; then issymlink="$test -L" echo "The builtin '$test -L' worked." >&4 fi fi if $test "X$issymlink" != X; then echo "You can test for symbolic links with '$issymlink'." >&4 else echo "I do not know how you can test for symbolic links." >&4 fi $rm -f blurfl sym ;; *) echo "No symbolic links, so not testing for their testing..." >&4 ;; esac echo " " case "$mksymlinks" in $define|true|[yY]*) case "$src" in ''|'.') echo "Cannot create symlinks in the original directory." >&4 exit 1 ;; *) case "$lns:$issymlink" in *"ln"*" -s:"*"test -"?) echo "Creating the symbolic links..." >&4 echo "(First creating the subdirectories...)" >&4 cd .. awk '{print $1}' $src/MANIFEST | grep / | sed 's:/[^/]*$::' | sort -u | while true; do read directory test -z "$directory" && break mkdir -p $directory done # Sanity check 1. if test ! -d t/base; then echo "Failed to create the subdirectories. Aborting." >&4 exit 1 fi echo "(Then creating the symlinks...)" >&4 awk '{print $1}' $src/MANIFEST | while true; do read filename test -z "$filename" && break if test -f $filename; then if $issymlink $filename; then rm -f $filename fi fi if test -f $filename; then echo "$filename already exists, not symlinking." else ln -s $src/$filename $filename fi done # Sanity check 2. if test ! -f t/base/lex.t; then echo "Failed to create the symlinks (t/base/lex.t missing). Aborting." >&4 exit 1 fi cd UU ;; *) echo "(I cannot figure out how to do symbolic links, ignoring mksymlinks)." >&4 ;; esac ;; esac ;; esac case "$usecrosscompile" in $define|true|[yY]*) $echo "Cross-compiling..." croak='' case "$cc" in *-*-gcc) # A cross-compiling gcc, probably. targetarch=`$echo $cc|$sed 's/-gcc$//'` ar=$targetarch-ar # leave out ld, choosing it is more complex nm=$targetarch-nm ranlib=$targetarch-ranlib $echo 'extern int foo;' > try.c set X `$cc -v -E try.c 2>&1 | $awk '/^#include &4 for i in $*; do j="`$echo $i|$sed 's,/include$,/lib,'`" if $test -d $j; then libpth="$libpth $j" fi done libpth="`$echo $libpth|$sed 's/^ //'`" echo "Guessing libpth '$libpth'." >&4 fi $rm -f try.c ;; esac case "$targetarch" in '') echo "Targetarch not defined." >&4; croak=y ;; *) echo "Using targetarch $targetarch." >&4 ;; esac case "$incpth" in '') echo "Incpth not defined." >&4; croak=y ;; *) echo "Using incpth '$incpth'." >&4 ;; esac case "$libpth" in '') echo "Libpth not defined." >&4; croak=y ;; *) echo "Using libpth '$libpth'." >&4 ;; esac case "$usrinc" in '') for i in $incpth; do if $test -f $i/errno.h -a -f $i/stdio.h -a -f $i/time.h; then usrinc=$i echo "Guessing usrinc $usrinc." >&4 break fi done case "$usrinc" in '') echo "Usrinc not defined." >&4; croak=y ;; esac ;; *) echo "Using usrinc $usrinc." >&4 ;; esac case "$targethost" in '') echo "Targethost not defined." >&4; croak=y ;; *) echo "Using targethost $targethost." >&4 esac locincpth=' ' loclibpth=' ' case "$croak" in y) echo "Cannot continue, aborting." >&4; exit 1 ;; esac case "$src" in /*) run=$src/Cross/run targetmkdir=$src/Cross/mkdir to=$src/Cross/to from=$src/Cross/from ;; *) pwd=`$test -f ../Configure & cd ..; pwd` run=$pwd/Cross/run targetmkdir=$pwd/Cross/mkdir to=$pwd/Cross/to from=$pwd/Cross/from ;; esac case "$targetrun" in '') targetrun=ssh ;; esac case "$targetto" in '') targetto=scp ;; esac case "$targetfrom" in '') targetfrom=scp ;; esac run=$run-$targetrun to=$to-$targetto from=$from-$targetfrom case "$targetdir" in '') targetdir=/tmp echo "Guessing targetdir $targetdir." >&4 ;; esac case "$targetuser" in '') targetuser=root echo "Guessing targetuser $targetuser." >&4 ;; esac case "$targetfrom" in scp) q=-q ;; *) q='' ;; esac case "$targetrun" in ssh|rsh) cat >$run <&4 exit 1 ;; esac case "$targetmkdir" in */Cross/mkdir) cat >$targetmkdir <&4 exit 1 ;; esac case "$targetto" in scp|rcp) cat >$to <$to <&4 exit 1 ;; esac case "$targetfrom" in scp|rcp) cat >$from <$from <&4 exit 1 ;; esac if $test ! -f $run; then echo "Target 'run' script '$run' not found." >&4 else $chmod a+rx $run fi if $test ! -f $to; then echo "Target 'to' script '$to' not found." >&4 else $chmod a+rx $to fi if $test ! -f $from; then echo "Target 'from' script '$from' not found." >&4 else $chmod a+rx $from fi if $test ! -f $run -o ! -f $to -o ! -f $from; then exit 1 fi cat >&4 </dev/null`" in ABYZ) echo "Good, your tr supports [:lower:] and [:upper:] to convert case." >&4 up='[:upper:]' low='[:lower:]' ;; *) # There is a discontinuity in EBCDIC between 'I' and 'J' # (0xc9 and 0xd1), therefore that is a nice testing point. if test "X$up" = X -o "X$low" = X; then case "`echo IJ | $tr '[I-J]' '[i-j]' 2>/dev/null`" in ij) up='[A-Z]' low='[a-z]' ;; esac fi if test "X$up" = X -o "X$low" = X; then case "`echo IJ | $tr I-J i-j 2>/dev/null`" in ij) up='A-Z' low='a-z' ;; esac fi if test "X$up" = X -o "X$low" = X; then case "`echo IJ | od -x 2>/dev/null`" in *C9D1*|*c9d1*) echo "Hey, this might be EBCDIC." >&4 if test "X$up" = X -o "X$low" = X; then case "`echo IJ | $tr '[A-IJ-RS-Z]' '[a-ij-rs-z]' 2>/dev/null`" in ij) up='[A-IJ-RS-Z]' low='[a-ij-rs-z]' ;; esac fi if test "X$up" = X -o "X$low" = X; then case "`echo IJ | $tr A-IJ-RS-Z a-ij-rs-z 2>/dev/null`" in ij) up='A-IJ-RS-Z' low='a-ij-rs-z' ;; esac fi ;; esac fi esac case "`echo IJ | $tr \"$up\" \"$low\" 2>/dev/null`" in ij) echo "Using $up and $low to convert case." >&4 ;; *) echo "I don't know how to translate letters from upper to lower case." >&4 echo "Your tr is not acting any way I know of." >&4 exit 1 ;; esac : set up the translation script tr, must be called with ./tr of course cat >tr </dev/null` $test -z "$myuname" && myuname=`hostname 2>/dev/null` # tr '[A-Z]' '[a-z]' would not work in EBCDIC # because the A-Z/a-z are not consecutive. myuname=`echo $myuname | $sed -e 's/^[^=]*=//' -e 's/\///g' | \ ./tr '[A-Z]' '[a-z]' | $tr $trnl ' '` newmyuname="$myuname" dflt=n case "$knowitall" in '') if test -f ../config.sh; then if $contains myuname= ../config.sh >/dev/null 2>&1; then eval "`grep myuname= ../config.sh`" fi if test "X$myuname" = "X$newmyuname"; then dflt=y fi fi ;; *) dflt=y;; esac : Get old answers from old config file if Configure was run on the : same system, otherwise use the hints. hint=default cd .. if test -f config.sh; then echo " " rp="I see a config.sh file. Shall I use it to set the defaults?" . UU/myread case "$ans" in n*|N*) echo "OK, I'll ignore it." mv config.sh config.sh.old myuname="$newmyuname" ;; *) echo "Fetching default answers from your old config.sh file..." >&4 tmp_n="$n" tmp_c="$c" tmp_sh="$sh" . ./config.sh cp config.sh UU n="$tmp_n" c="$tmp_c" : Older versions did not always set $sh. Catch re-use of such : an old config.sh. case "$sh" in '') sh="$tmp_sh" ;; esac hint=previous ;; esac fi . ./UU/checkcc if test ! -f config.sh; then $cat <&4 dflt='' : Half the following guesses are probably wrong... If you have better : tests or hints, please send them to perlbug@perl.org : The metaconfig authors would also appreciate a copy... $test -f /irix && osname=irix $test -f /xenix && osname=sco_xenix $test -f /dynix && osname=dynix $test -f /dnix && osname=dnix $test -f /lynx.os && osname=lynxos $test -f /unicos && osname=unicos && osvers=`$uname -r` $test -f /unicosmk && osname=unicosmk && osvers=`$uname -r` $test -f /unicosmk.ar && osname=unicosmk && osvers=`$uname -r` $test -f /bin/mips && /bin/mips && osname=mips $test -d /NextApps && set X `hostinfo | grep 'NeXT Mach.*:' | \ $sed -e 's/://' -e 's/\./_/'` && osname=next && osvers=$4 $test -d /usr/apollo/bin && osname=apollo $test -f /etc/saf/_sactab && osname=svr4 $test -d /usr/include/minix && osname=minix $test -f /system/gnu_library/bin/ar.pm && osname=vos if $test -d /MachTen -o -d /MachTen_Folder; then osname=machten if $test -x /sbin/version; then osvers=`/sbin/version | $awk '{print $2}' | $sed -e 's/[A-Za-z]$//'` elif $test -x /usr/etc/version; then osvers=`/usr/etc/version | $awk '{print $2}' | $sed -e 's/[A-Za-z]$//'` else osvers="$2.$3" fi fi $test -f /sys/posix.dll && $test -f /usr/bin/what && set X `/usr/bin/what /sys/posix.dll` && $test "$3" = UWIN && osname=uwin && osvers="$5" if $test -f $uname; then set X $myuname shift case "$5" in fps*) osname=fps ;; mips*) case "$4" in umips) osname=umips ;; *) osname=mips ;; esac;; [23]100) osname=mips ;; next*) osname=next ;; i386*) tmp=`/bin/uname -X 2>/dev/null|awk '/3\.2v[45]/{ print $(NF) }'` if $test "$tmp" != "" -a "$3" = "3.2" -a -f '/etc/systemid'; then osname='sco' osvers=$tmp elif $test -f /etc/kconfig; then osname=isc if test "$lns" = "$ln -s"; then osvers=4 elif $contains _SYSV3 /usr/include/stdio.h > /dev/null 2>&1 ; then osvers=3 elif $contains _POSIX_SOURCE /usr/include/stdio.h > /dev/null 2>&1 ; then osvers=2 fi fi tmp='' ;; pc*) if test -n "$DJGPP"; then osname=dos osvers=djgpp fi ;; esac case "$1" in aix) osname=aix tmp=`( (oslevel) 2>/dev/null || echo "not found") 2>&1` case "$tmp" in 'not found') osvers="$4"."$3" ;; '<3240'|'<>3240') osvers=3.2.0 ;; '=3240'|'>3240'|'<3250'|'<>3250') osvers=3.2.4 ;; '=3250'|'>3250') osvers=3.2.5 ;; *) osvers=$tmp;; esac ;; bsd386) osname=bsd386 osvers=`$uname -r` ;; cygwin*) osname=cygwin osvers="$3" ;; *dc.osx) osname=dcosx osvers="$3" ;; dnix) osname=dnix osvers="$3" ;; domainos) osname=apollo osvers="$3" ;; dgux) osname=dgux osvers="$3" ;; dynixptx*) osname=dynixptx osvers=`echo "$4"|sed 's/^v//'` ;; freebsd) osname=freebsd osvers="$3" ;; genix) osname=genix ;; hp*) osname=hpux osvers=`echo "$3" | $sed 's,.*\.\([0-9]*\.[0-9]*\),\1,'` ;; irix*) osname=irix case "$3" in 4*) osvers=4 ;; 5*) osvers=5 ;; *) osvers="$3" ;; esac ;; linux) osname=linux case "$3" in *) osvers="$3" ;; esac ;; MiNT) osname=mint ;; netbsd*) osname=netbsd osvers="$3" ;; news-os) osvers="$3" case "$3" in 4*) osname=newsos4 ;; *) osname=newsos ;; esac ;; next*) osname=next ;; nonstop-ux) osname=nonstopux ;; POSIX-BC | posix-bc ) osname=posix-bc osvers="$3" ;; powerux | power_ux | powermax_os | powermaxos | \ powerunix | power_unix) osname=powerux osvers="$3" ;; qnx) osname=qnx osvers="$4" ;; solaris) osname=solaris case "$3" in 5*) osvers=`echo $3 | $sed 's/^5/2/g'` ;; *) osvers="$3" ;; esac ;; sunos) osname=sunos case "$3" in 5*) osname=solaris osvers=`echo $3 | $sed 's/^5/2/g'` ;; *) osvers="$3" ;; esac ;; titanos) osname=titanos case "$3" in 1*) osvers=1 ;; 2*) osvers=2 ;; 3*) osvers=3 ;; 4*) osvers=4 ;; *) osvers="$3" ;; esac ;; ultrix) osname=ultrix osvers="$3" ;; osf1|mls+) case "$5" in alpha) osname=dec_osf osvers=`sizer -v | awk '{print $3}' | tr '[A-Z]' '[a-z]' | sed 's/^[xvt]//'` case "$osvers" in [1-9].[0-9]*) ;; *) osvers=`echo "$3" | sed 's/^[xvt]//'` ;; esac ;; hp*) osname=hp_osf1 ;; mips) osname=mips_osf1 ;; esac ;; unixware) osname=svr5 osvers="$4" ;; uts) osname=uts osvers="$3" ;; vos) osvers="$3" ;; $2) case "$osname" in *isc*) ;; *freebsd*) ;; svr*) : svr4.x or possibly later case "svr$3" in ${osname}*) osname=svr$3 osvers=$4 ;; esac case "$osname" in svr4.0) : Check for ESIX if test -f /stand/boot ; then eval `grep '^INITPROG=[a-z/0-9]*$' /stand/boot` if test -n "$INITPROG" -a -f "$INITPROG"; then isesix=`strings -a $INITPROG|grep 'ESIX SYSTEM V/386 Release 4.0'` if test -n "$isesix"; then osname=esix4 fi fi fi ;; esac ;; *) if test -f /etc/systemid; then osname=sco set `echo $3 | $sed 's/\./ /g'` $4 if $test -f $src/hints/sco_$1_$2_$3.sh; then osvers=$1.$2.$3 elif $test -f $src/hints/sco_$1_$2.sh; then osvers=$1.$2 elif $test -f $src/hints/sco_$1.sh; then osvers=$1 fi else case "$osname" in '') : Still unknown. Probably a generic Sys V. osname="sysv" osvers="$3" ;; esac fi ;; esac ;; *) case "$osname" in '') : Still unknown. Probably a generic BSD. osname="$1" osvers="$3" ;; esac ;; esac else if test -f /vmunix -a -f $src/hints/news_os.sh; then (what /vmunix | UU/tr '[A-Z]' '[a-z]') > UU/kernel.what 2>&1 if $contains news-os UU/kernel.what >/dev/null 2>&1; then osname=news_os fi $rm -f UU/kernel.what elif test -d c:/.; then set X $myuname osname=os2 osvers="$5" fi fi case "$targetarch" in '') ;; *) hostarch=$osname osname=`echo $targetarch|sed 's,^[^-]*-,,'` osvers='' ;; esac : Now look for a hint file osname_osvers, unless one has been : specified already. case "$hintfile" in ''|' ') file=`echo "${osname}_${osvers}" | $sed -e 's%\.%_%g' -e 's%_$%%'` : Also try without trailing minor version numbers. xfile=`echo $file | $sed -e 's%_[^_]*$%%'` xxfile=`echo $xfile | $sed -e 's%_[^_]*$%%'` xxxfile=`echo $xxfile | $sed -e 's%_[^_]*$%%'` xxxxfile=`echo $xxxfile | $sed -e 's%_[^_]*$%%'` case "$file" in '') dflt=none ;; *) case "$osvers" in '') dflt=$file ;; *) if $test -f $src/hints/$file.sh ; then dflt=$file elif $test -f $src/hints/$xfile.sh ; then dflt=$xfile elif $test -f $src/hints/$xxfile.sh ; then dflt=$xxfile elif $test -f $src/hints/$xxxfile.sh ; then dflt=$xxxfile elif $test -f $src/hints/$xxxxfile.sh ; then dflt=$xxxxfile elif $test -f "$src/hints/${osname}.sh" ; then dflt="${osname}" else dflt=none fi ;; esac ;; esac if $test -f Policy.sh ; then case "$dflt" in *Policy*) ;; none) dflt="Policy" ;; *) dflt="Policy $dflt" ;; esac fi ;; *) dflt=`echo $hintfile | $sed 's/\.sh$//'` ;; esac if $test -f Policy.sh ; then $cat <> UU/config.sh elif $test -f $src/hints/$file.sh; then . $src/hints/$file.sh $cat $src/hints/$file.sh >> UU/config.sh elif $test X"$tans" = X -o X"$tans" = Xnone ; then : nothing else : Give one chance to correct a possible typo. echo "$file.sh does not exist" dflt=$file rp="hint to use instead?" . UU/myread for file in $ans; do if $test -f "$src/hints/$file.sh"; then . $src/hints/$file.sh $cat $src/hints/$file.sh >> UU/config.sh elif $test X$ans = X -o X$ans = Xnone ; then : nothing else echo "$file.sh does not exist -- ignored." fi done fi done hint=recommended : Remember our hint file for later. if $test -f "$src/hints/$file.sh" ; then hintfile="$file" else hintfile='' fi fi cd UU ;; *) echo " " echo "Fetching default answers from $config_sh..." >&4 tmp_n="$n" tmp_c="$c" cd .. cp $config_sh config.sh 2>/dev/null chmod +w config.sh . ./config.sh cd UU cp ../config.sh . n="$tmp_n" c="$tmp_c" hint=previous ;; esac test "$override" && . ./optdef.sh : Restore computed paths for file in $loclist $trylist; do eval $file="\$_$file" done cat << EOM Configure uses the operating system name and version to set some defaults. The default value is probably right if the name rings a bell. Otherwise, since spelling matters for me, either accept the default or answer "none" to leave it blank. EOM case "$osname" in ''|' ') case "$hintfile" in ''|' '|none) dflt=none ;; *) dflt=`echo $hintfile | $sed -e 's/\.sh$//' -e 's/_.*$//'` ;; esac ;; *) dflt="$osname" ;; esac rp="Operating system name?" . ./myread case "$ans" in none) osname='' ;; *) osname=`echo "$ans" | $sed -e 's/[ ][ ]*/_/g' | ./tr '[A-Z]' '[a-z]'`;; esac echo " " case "$osvers" in ''|' ') case "$hintfile" in ''|' '|none) dflt=none ;; *) dflt=`echo $hintfile | $sed -e 's/\.sh$//' -e 's/^[^_]*//'` dflt=`echo $dflt | $sed -e 's/^_//' -e 's/_/./g'` case "$dflt" in ''|' ') dflt=none ;; esac ;; esac ;; *) dflt="$osvers" ;; esac rp="Operating system version?" . ./myread case "$ans" in none) osvers='' ;; *) osvers="$ans" ;; esac . ./posthint.sh : who configured the system cf_time=`LC_ALL=C; LANGUAGE=C; export LC_ALL; export LANGUAGE; $date 2>&1` cf_by=`(logname) 2>/dev/null` case "$cf_by" in "") cf_by=`(whoami) 2>/dev/null` case "$cf_by" in "") cf_by=unknown ;; esac ;; esac : set up the script used to warn in case of inconsistency cat <whoa $startsh EOS cat <<'EOSC' >>whoa dflt=y echo " " echo "*** WHOA THERE!!! ***" >&4 echo " The $hint value for \$$var on this machine was \"$was\"!" >&4 rp=" Keep the $hint value?" . ./myread case "$ans" in y) td=$was; tu=$was;; esac EOSC : function used to set $1 to $val setvar='var=$1; eval "was=\$$1"; td=$define; tu=$undef; case "$val$was" in $define$undef) . ./whoa; eval "$var=\$td";; $undef$define) . ./whoa; eval "$var=\$tu";; *) eval "$var=$val";; esac' case "$usethreads" in $define|true|[yY]*) dflt='y';; *) dflt='n';; esac cat <&4 <bsd echo exit 1 >usg echo exit 1 >v7 echo exit 1 >osf1 echo exit 1 >eunice echo exit 1 >xenix echo exit 1 >venix echo exit 1 >os2 d_bsd="$undef" $cat /usr/include/signal.h /usr/include/sys/signal.h >foo 2>/dev/null if test -f /osf_boot || $contains 'OSF/1' /usr/include/ctype.h >/dev/null 2>&1 then echo "Looks kind of like an OSF/1 system, but we'll see..." echo exit 0 >osf1 elif test `echo abc | $tr a-z A-Z` = Abc ; then xxx=`./loc addbib blurfl $pth` if $test -f $xxx; then echo "Looks kind of like a USG system with BSD features, but we'll see..." echo exit 0 >bsd echo exit 0 >usg else if $contains SIGTSTP foo >/dev/null 2>&1 ; then echo "Looks kind of like an extended USG system, but we'll see..." else echo "Looks kind of like a USG system, but we'll see..." fi echo exit 0 >usg fi elif $contains SIGTSTP foo >/dev/null 2>&1 ; then echo "Looks kind of like a BSD system, but we'll see..." d_bsd="$define" echo exit 0 >bsd else echo "Looks kind of like a Version 7 system, but we'll see..." echo exit 0 >v7 fi case "$eunicefix" in *unixtovms*) $cat <<'EOI' There is, however, a strange, musty smell in the air that reminds me of something...hmm...yes...I've got it...there's a VMS nearby, or I'm a Blit. EOI echo exit 0 >eunice d_eunice="$define" : it so happens the Eunice I know will not run shell scripts in Unix format ;; *) echo " " echo "Congratulations. You aren't running Eunice." d_eunice="$undef" ;; esac : Detect OS2. The p_ variable is set above in the Head.U unit. : Note that this also -- wrongly -- detects e.g. dos-djgpp, which also uses : semicolon as a patch separator case "$p_" in :) ;; *) $cat <<'EOI' I have the feeling something is not exactly right, however...don't tell me... lemme think...does HAL ring a bell?...no, of course, you're only running OS/2! (Or you may be running DOS with DJGPP.) EOI echo exit 0 >os2 ;; esac if test -f /xenix; then echo "Actually, this looks more like a XENIX system..." echo exit 0 >xenix d_xenix="$define" else echo " " echo "It's not Xenix..." d_xenix="$undef" fi chmod +x xenix $eunicefix xenix if test -f /venix; then echo "Actually, this looks more like a VENIX system..." echo exit 0 >venix else echo " " if ./xenix; then : null else echo "Nor is it Venix..." fi fi chmod +x bsd usg v7 osf1 eunice xenix venix os2 $eunicefix bsd usg v7 osf1 eunice xenix venix os2 $rm -f foo case "$cc" in '') dflt=cc;; *) dflt="$cc";; esac rp="Use which C compiler?" . ./myread cc="$ans" : See if they have not cc but they do have gcc . ./trygcc : Look for a hint-file generated 'call-back-unit'. Now that the : user has specified the compiler, we may need to set or change some : other defaults. if $test -f cc.cbu; then . ./cc.cbu fi . ./checkcc echo " " echo "Checking for GNU cc in disguise and/or its version number..." >&4 $cat >try.c < int main() { #ifdef __GNUC__ #ifdef __VERSION__ printf("%s\n", __VERSION__); #else printf("%s\n", "1"); #endif #endif exit(0); } EOM if $cc -o try $ccflags $ldflags try.c; then gccversion=`$run ./try` case "$gccversion" in '') echo "You are not using GNU cc." ;; *) echo "You are using GNU cc $gccversion." ccname=gcc ;; esac else echo " " echo "*** WHOA THERE!!! ***" >&4 echo " Your C compiler \"$cc\" doesn't seem to be working!" >&4 case "$knowitall" in '') echo " You'd better start hunting for one and let me know about it." >&4 exit 1 ;; esac fi $rm -f try try.* case "$gccversion" in 1*) cpp=`./loc gcc-cpp $cpp $pth` ;; esac case "$gccversion" in '') gccosandvers='' ;; *) gccshortvers=`echo "$gccversion"|sed 's/ .*//'` gccosandvers=`$cc -v 2>&1|grep '/specs$'|sed "s!.*/[^-/]*-[^-/]*-\([^-/]*\)/$gccshortvers/specs!\1!"` gccshortvers='' case "$gccosandvers" in $osname) gccosandvers='' ;; # linux gccs seem to have no linux osvers, grr $osname$osvers) ;; # looking good $osname*) cat <&4 *** WHOA THERE!!! *** Your gcc has not been compiled for the exact release of your operating system ($gccosandvers versus $osname$osvers). In general it is a good idea to keep gcc synchronized with the operating system because otherwise serious problems may ensue when trying to compile software, like Perl. I'm trying to be optimistic here, though, and will continue. If later during the configuration and build icky compilation problems appear (headerfile conflicts being the most common manifestation), I suggest reinstalling the gcc to match your operating system release. EOM ;; *) gccosandvers='' ;; # failed to parse, better be silent esac ;; esac case "$ccname" in '') ccname="$cc" ;; esac : decide how portable to be. Allow command line overrides. case "$d_portable" in "$undef") ;; *) d_portable="$define" ;; esac : set up shell script to do ~ expansion cat >filexp <&2 exit 1 fi case "\$1" in */*) echo \$dir/\`$expr x\$1 : '..[^/]*/\(.*\)'\` ;; *) echo \$dir ;; esac fi ;; *) echo \$1 ;; esac EOSS chmod +x filexp $eunicefix filexp : now set up to get a file name cat <getfile $startsh EOS cat <<'EOSC' >>getfile tilde='' fullpath='' already='' skip='' none_ok='' exp_file='' nopath_ok='' orig_rp="$rp" orig_dflt="$dflt" case "$gfpth" in '') gfpth='.' ;; esac case "$fn" in *\(*) expr $fn : '.*(\(.*\)).*' | $tr ',' $trnl >getfile.ok fn=`echo $fn | sed 's/(.*)//'` ;; esac case "$fn" in *:*) loc_file=`expr $fn : '.*:\(.*\)'` fn=`expr $fn : '\(.*\):.*'` ;; esac case "$fn" in *~*) tilde=true;; esac case "$fn" in */*) fullpath=true;; esac case "$fn" in *+*) skip=true;; esac case "$fn" in *n*) none_ok=true;; esac case "$fn" in *e*) exp_file=true;; esac case "$fn" in *p*) nopath_ok=true;; esac case "$fn" in *f*) type='File';; *d*) type='Directory';; *l*) type='Locate';; esac what="$type" case "$what" in Locate) what='File';; esac case "$exp_file" in '') case "$d_portable" in "$define") ;; *) exp_file=true;; esac ;; esac cd .. while test "$type"; do redo='' rp="$orig_rp" dflt="$orig_dflt" case "$tilde" in true) rp="$rp (~name ok)";; esac . UU/myread if test -f UU/getfile.ok && \ $contains "^$ans\$" UU/getfile.ok >/dev/null 2>&1 then value="$ans" ansexp="$ans" break fi case "$ans" in none) value='' ansexp='' case "$none_ok" in true) type='';; esac ;; *) case "$tilde" in '') value="$ans" ansexp="$ans";; *) value=`UU/filexp $ans` case $? in 0) if test "$ans" != "$value"; then echo "(That expands to $value on this system.)" fi ;; *) value="$ans";; esac ansexp="$value" case "$exp_file" in '') value="$ans";; esac ;; esac case "$fullpath" in true) case "$ansexp" in /*) value="$ansexp" ;; [a-zA-Z]:/*) value="$ansexp" ;; *) redo=true case "$already" in true) echo "I shall only accept a full path name, as in /bin/ls." >&4 echo "Use a ! shell escape if you wish to check pathnames." >&4 ;; *) echo "Please give a full path name, starting with slash." >&4 case "$tilde" in true) echo "Note that using ~name is ok provided it expands well." >&4 already=true ;; esac esac ;; esac ;; esac case "$redo" in '') case "$type" in File) for fp in $gfpth; do if test "X$fp" = X.; then pf="$ansexp" else pf="$fp/$ansexp" fi if test -f "$pf"; then type='' elif test -r "$pf" || (test -h "$pf") >/dev/null 2>&1 then echo "($value is not a plain file, but that's ok.)" type='' fi if test X"$type" = X; then value="$pf" break fi done ;; Directory) for fp in $gfpth; do if test "X$fp" = X.; then dir="$ans" direxp="$ansexp" else dir="$fp/$ansexp" direxp="$fp/$ansexp" fi if test -d "$direxp"; then type='' value="$dir" break fi done ;; Locate) if test -d "$ansexp"; then echo "(Looking for $loc_file in directory $value.)" value="$value/$loc_file" ansexp="$ansexp/$loc_file" fi if test -f "$ansexp"; then type='' fi case "$nopath_ok" in true) case "$value" in */*) ;; *) echo "Assuming $value will be in people's path." type='' ;; esac ;; esac ;; esac case "$skip" in true) type=''; esac case "$type" in '') ;; *) if test "$fastread" = yes; then dflt=y else dflt=n fi rp="$what $value doesn't exist. Use that name anyway?" . UU/myread dflt='' case "$ans" in y*) type='';; *) echo " ";; esac ;; esac ;; esac ;; esac done cd UU ans="$value" rp="$orig_rp" dflt="$orig_dflt" rm -f getfile.ok test "X$gfpthkeep" != Xy && gfpth="" EOSC : What should the include directory be ? echo " " $echo $n "Hmm... $c" dflt='/usr/include' incpath='' mips_type='' if $test -f /bin/mips && /bin/mips; then echo "Looks like a MIPS system..." $cat >usr.c <<'EOCP' #ifdef SYSTYPE_BSD43 /bsd43 #endif EOCP if cc -E usr.c > usr.out && $contains / usr.out >/dev/null 2>&1; then dflt='/bsd43/usr/include' incpath='/bsd43' mips_type='BSD 4.3' else mips_type='System V' fi $rm -f usr.c usr.out echo "and you're compiling with the $mips_type compiler and libraries." xxx_prompt=y echo "exit 0" >mips else echo "Doesn't look like a MIPS system." xxx_prompt=n echo "exit 1" >mips fi chmod +x mips $eunicefix mips case "$usrinc" in '') ;; *) dflt="$usrinc";; esac case "$xxx_prompt" in y) fn=d/ echo " " rp='Where are the include files you want to use?' . ./getfile usrinc="$ans" ;; *) usrinc="$dflt" ;; esac : see how we invoke the C preprocessor echo " " echo "Now, how can we feed standard input to your C preprocessor..." >&4 cat <<'EOT' >testcpp.c #define ABC abc #define XYZ xyz ABC.XYZ EOT cd .. if test ! -f cppstdin; then if test "X$osname" = "Xaix" -a "X$gccversion" = X; then # AIX cc -E doesn't show the absolute headerfile # locations but we'll cheat by using the -M flag. echo 'cat >.$$.c; rm -f .$$.u; '"$cc"' ${1+"$@"} -M -c .$$.c 2>/dev/null; test -s .$$.u && awk '"'"'$2 ~ /\.h$/ { print "# 0 \""$2"\"" }'"'"' .$$.u; rm -f .$$.o .$$.u; '"$cc"' -E ${1+"$@"} .$$.c; rm .$$.c' > cppstdin else echo 'cat >.$$.c; '"$cc"' -E ${1+"$@"} .$$.c; rm .$$.c' >cppstdin fi else echo "Keeping your $hint cppstdin wrapper." fi chmod 755 cppstdin wrapper=`pwd`/cppstdin ok='false' cd UU if $test "X$cppstdin" != "X" && \ $cppstdin $cppminus testcpp.out 2>&1 && \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 then echo "You used to use $cppstdin $cppminus so we'll use that again." case "$cpprun" in '') echo "But let's see if we can live without a wrapper..." ;; *) if $cpprun $cpplast testcpp.out 2>&1 && \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 then echo "(And we'll use $cpprun $cpplast to preprocess directly.)" ok='true' else echo "(However, $cpprun $cpplast does not work, let's see...)" fi ;; esac else case "$cppstdin" in '') ;; *) echo "Good old $cppstdin $cppminus does not seem to be of any help..." ;; esac fi if $ok; then : nothing elif echo 'Maybe "'"$cc"' -E" will work...'; \ $cc -E testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yup, it does." x_cpp="$cc -E" x_minus=''; elif echo 'Nope...maybe "'"$cc"' -E -" will work...'; \ $cc -E - testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yup, it does." x_cpp="$cc -E" x_minus='-'; elif echo 'Nope...maybe "'"$cc"' -P" will work...'; \ $cc -P testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yipee, that works!" x_cpp="$cc -P" x_minus=''; elif echo 'Nope...maybe "'"$cc"' -P -" will work...'; \ $cc -P - testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "At long last!" x_cpp="$cc -P" x_minus='-'; elif echo 'No such luck, maybe "'$cpp'" will work...'; \ $cpp testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "It works!" x_cpp="$cpp" x_minus=''; elif echo 'Nixed again...maybe "'$cpp' -" will work...'; \ $cpp - testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "Hooray, it works! I was beginning to wonder." x_cpp="$cpp" x_minus='-'; elif echo 'Uh-uh. Time to get fancy. Trying a wrapper...'; \ $wrapper testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then x_cpp="$wrapper" x_minus='' echo "Eureka!" else dflt='' rp="No dice. I can't find a C preprocessor. Name one:" . ./myread x_cpp="$ans" x_minus='' $x_cpp testcpp.out 2>&1 if $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 ; then echo "OK, that will do." >&4 else echo "Sorry, I can't get that to work. Go find one and rerun Configure." >&4 exit 1 fi fi case "$ok" in false) cppstdin="$x_cpp" cppminus="$x_minus" cpprun="$x_cpp" cpplast="$x_minus" set X $x_cpp shift case "$1" in "$cpp") echo "Perhaps can we force $cc -E using a wrapper..." if $wrapper testcpp.out 2>&1; \ $contains 'abc.*xyz' testcpp.out >/dev/null 2>&1 then echo "Yup, we can." cppstdin="$wrapper" cppminus=''; else echo "Nope, we'll have to live without it..." fi ;; esac case "$cpprun" in "$wrapper") cpprun='' cpplast='' ;; esac ;; esac case "$cppstdin" in "$wrapper"|'cppstdin') ;; *) $rm -f $wrapper;; esac $rm -f testcpp.c testcpp.out : Set private lib path case "$plibpth" in '') if ./mips; then plibpth="$incpath/usr/lib /usr/local/lib /usr/ccs/lib" fi;; esac case "$libpth" in ' ') dlist='';; '') dlist="$loclibpth $plibpth $glibpth";; *) dlist="$libpth";; esac : Now check and see which directories actually exist, avoiding duplicates libpth='' for xxx in $dlist do if $test -d $xxx; then case " $libpth " in *" $xxx "*) ;; *) libpth="$libpth $xxx";; esac fi done $cat <<'EOM' Some systems have incompatible or broken versions of libraries. Among the directories listed in the question below, please remove any you know not to be holding relevant libraries, and add any that are needed. Say "none" for none. EOM case "$libpth" in '') dflt='none';; *) set X $libpth shift dflt=${1+"$@"} ;; esac rp="Directories to use for library searches?" . ./myread case "$ans" in none) libpth=' ';; *) libpth="$ans";; esac : compute shared library extension case "$so" in '') if xxx=`./loc libc.sl X $libpth`; $test -f "$xxx"; then dflt='sl' else dflt='so' fi ;; *) dflt="$so";; esac $cat <&4 case "$libs" in ' '|'') dflt='';; *) dflt="$libs";; esac case "$libswanted" in '') libswanted='c_s';; esac case "$usesocks" in "$define") libswanted="$libswanted socks5 socks5_sh" ;; esac libsfound='' libsfiles='' libsdirs='' libspath='' for thisdir in $libpth $xlibpth; do test -d $thisdir && libspath="$libspath $thisdir" done for thislib in $libswanted; do for thisdir in $libspath; do xxx='' if $test ! -f "$xxx" -a "X$ignore_versioned_solibs" = "X"; then xxx=`ls $thisdir/lib$thislib.$so.[0-9] 2>/dev/null|sed -n '$p'` $test -f "$xxx" && eval $libscheck $test -f "$xxx" && libstyle=shared fi if test ! -f "$xxx"; then xxx=$thisdir/lib$thislib.$so $test -f "$xxx" && eval $libscheck $test -f "$xxx" && libstyle=shared fi if test ! -f "$xxx"; then xxx=$thisdir/lib$thislib$_a $test -f "$xxx" && eval $libscheck $test -f "$xxx" && libstyle=static fi if test ! -f "$xxx"; then xxx=$thisdir/$thislib$_a $test -f "$xxx" && eval $libscheck $test -f "$xxx" && libstyle=static fi if test ! -f "$xxx"; then xxx=$thisdir/lib${thislib}_s$_a $test -f "$xxx" && eval $libscheck $test -f "$xxx" && libstyle=static $test -f "$xxx" && thislib=${thislib}_s fi if test ! -f "$xxx"; then xxx=$thisdir/Slib$thislib$_a $test -f "$xxx" && eval $libscheck $test -f "$xxx" && libstyle=static fi if $test -f "$xxx"; then case "$libstyle" in shared) echo "Found -l$thislib (shared)." ;; static) echo "Found -l$thislib." ;; *) echo "Found -l$thislib ($libstyle)." ;; esac case " $dflt " in *"-l$thislib "*);; *) dflt="$dflt -l$thislib" libsfound="$libsfound $xxx" yyy=`basename $xxx` libsfiles="$libsfiles $yyy" yyy=`echo $xxx|$sed -e "s%/$yyy\\$%%"` case " $libsdirs " in *" $yyy "*) ;; *) libsdirs="$libsdirs $yyy" ;; esac ;; esac break fi done if $test ! -f "$xxx"; then echo "No -l$thislib." fi done set X $dflt shift dflt="$*" case "$libs" in '') dflt="$dflt";; *) dflt="$libs";; esac case "$dflt" in ' '|'') dflt='none';; esac $cat </dev/null 2>&1 then dflt="$dflt -posix" fi ;; esac case "$gccversion" in 1*) ;; 2.[0-8]*) ;; ?*) echo " " echo "Checking if your compiler accepts -fno-strict-aliasing" 2>&1 echo 'int main(void) { return 0; }' > gcctest.c if $cc -O2 -fno-strict-aliasing -o gcctest gcctest.c; then echo "Yes, it does." 2>&1 case "$ccflags" in *strict-aliasing*) echo "Leaving current flags $ccflags alone." 2>&1 ;; *) dflt="$dflt -fno-strict-aliasing" ;; esac else echo "Nope, it doesn't, but that's ok." 2>&1 fi ;; esac ;; esac case "$mips_type" in *BSD*|'') inclwanted="$locincpth $usrinc";; *) inclwanted="$locincpth $inclwanted $usrinc/bsd";; esac for thisincl in $inclwanted; do if $test -d $thisincl; then if $test x$thisincl != x$usrinc; then case "$dflt" in *" -I$thisincl "*);; *) dflt="$dflt -I$thisincl ";; esac fi fi done inctest='if $contains $2 $usrinc/$1 >/dev/null 2>&1; then xxx=true; elif $contains $2 $usrinc/sys/$1 >/dev/null 2>&1; then xxx=true; else xxx=false; fi; if $xxx; then case "$dflt" in *$2*);; *) dflt="$dflt -D$2";; esac; fi' set signal.h LANGUAGE_C; eval $inctest case "$usesocks" in $define) ccflags="$ccflags -DSOCKS" ;; esac case "$hint" in default|recommended) dflt="$ccflags $dflt" ;; *) dflt="$ccflags";; esac case "$dflt" in ''|' ') dflt=none;; esac $cat <&4 set X $cppflags shift cppflags='' $cat >cpp.c <<'EOM' #define BLURFL foo BLURFL xx LFRULB EOM previous='' for flag in $* do case "$flag" in -*) ftry="$flag";; *) ftry="$previous $flag";; esac if $cppstdin -DLFRULB=bar $cppflags $ftry $cppminus cpp1.out 2>/dev/null && \ $cpprun -DLFRULB=bar $cppflags $ftry $cpplast cpp2.out 2>/dev/null && \ $contains 'foo.*xx.*bar' cpp1.out >/dev/null 2>&1 && \ $contains 'foo.*xx.*bar' cpp2.out >/dev/null 2>&1 then cppflags="$cppflags $ftry" previous='' else previous="$flag" fi done set X $cppflags shift cppflags=${1+"$@"} case "$cppflags" in *-*) echo "They appear to be: $cppflags";; esac $rm -f cpp.c cpp?.out ;; esac : flags used in final linking phase case "$ldflags" in '') if ./venix; then dflt='-i -z' else dflt='' fi case "$ccflags" in *-posix*) dflt="$dflt -posix" ;; esac ;; *) dflt="$ldflags";; esac : Try to guess additional flags to pick up local libraries. for thislibdir in $libpth; do case " $loclibpth " in *" $thislibdir "*) case "$dflt " in *"-L$thislibdir "*) ;; *) dflt="$dflt -L$thislibdir" ;; esac ;; esac done case "$dflt" in '') dflt='none' ;; esac $cat <&4 $cat > try.c <<'EOF' #include int main() { printf("Ok\n"); exit(0); } EOF set X $cc -o try $optimize $ccflags $ldflags try.c $libs shift $cat >try.msg <<'EOM' I've tried to compile and run the following simple program: EOM $cat try.c >> try.msg $cat >> try.msg <>try.msg 2>&1; then if $sh -c "$run ./try" >>try.msg 2>&1; then xxx=`$run ./try` case "$xxx" in "Ok") dflt=n ;; *) echo 'The program compiled OK, but produced no output.' >> try.msg case " $libs " in *" -lsfio "*) cat >> try.msg <<'EOQS' If $libs contains -lsfio, and sfio is mis-configured, then it sometimes (apparently) runs and exits with a 0 status, but with no output! It may have to do with sfio's use of _exit vs. exit. EOQS rp="You have a big problem. Shall I abort Configure" dflt=y ;; esac ;; esac else echo "The program compiled OK, but exited with status $?." >>try.msg rp="You have a problem. Shall I abort Configure" dflt=y fi else echo "I can't compile the test program." >>try.msg rp="You have a BIG problem. Shall I abort Configure" dflt=y fi case "$dflt" in y) $cat try.msg >&4 case "$knowitall" in '') echo "(The supplied flags or libraries might be incorrect.)" ;; *) dflt=n;; esac echo " " . ./myread case "$ans" in n*|N*) ;; *) echo "Ok. Stopping Configure." >&4 exit 1 ;; esac ;; n) echo "OK, that should do.";; esac $rm -f try try.* core : define a shorthand compile call compile=' mc_file=$1; shift; $cc -o ${mc_file} $optimize $ccflags $ldflags $* ${mc_file}.c $libs > /dev/null 2>&1;' : define a shorthand compile call for compilations that should be ok. compile_ok=' mc_file=$1; shift; $cc -o ${mc_file} $optimize $ccflags $ldflags $* ${mc_file}.c $libs;' : check for lengths of integral types echo " " case "$intsize" in '') echo "Checking to see how big your integers are..." >&4 $cat >try.c <<'EOCP' #include int main() { printf("intsize=%d;\n", (int)sizeof(int)); printf("longsize=%d;\n", (int)sizeof(long)); printf("shortsize=%d;\n", (int)sizeof(short)); exit(0); } EOCP set try if eval $compile_ok && $run ./try > /dev/null; then eval `$run ./try` echo "Your integers are $intsize bytes long." echo "Your long integers are $longsize bytes long." echo "Your short integers are $shortsize bytes long." else $cat >&4 <&4 case "$voidflags" in '') $cat >try.c <<'EOCP' #if TRY & 1 void sub() { #else sub() { #endif extern void moo(); /* function returning void */ void (*goo)(); /* ptr to func returning void */ #if TRY & 8 void *hue; /* generic ptr */ #endif #if TRY & 2 void (*foo[10])(); #endif #if TRY & 4 if(goo == moo) { exit(0); } #endif exit(0); } int main() { sub(); } EOCP if $cc $ccflags -c -DTRY=$defvoidused try.c >.out 2>&1 ; then voidflags=$defvoidused echo "Good. It appears to support void to the level $package wants.">&4 if $contains warning .out >/dev/null 2>&1; then echo "However, you might get some warnings that look like this:" $cat .out fi else echo "Hmm, your compiler has some difficulty with void. Checking further..." >&4 if $cc $ccflags -c -DTRY=1 try.c >/dev/null 2>&1; then echo "It supports 1..." if $cc $ccflags -c -DTRY=3 try.c >/dev/null 2>&1; then echo "It also supports 2..." if $cc $ccflags -c -DTRY=7 try.c >/dev/null 2>&1; then voidflags=7 echo "And it supports 4 but not 8 definitely." else echo "It doesn't support 4..." if $cc $ccflags -c -DTRY=11 try.c >/dev/null 2>&1; then voidflags=11 echo "But it supports 8." else voidflags=3 echo "Neither does it support 8." fi fi else echo "It does not support 2..." if $cc $ccflags -c -DTRY=13 try.c >/dev/null 2>&1; then voidflags=13 echo "But it supports 4 and 8." else if $cc $ccflags -c -DTRY=5 try.c >/dev/null 2>&1; then voidflags=5 echo "And it supports 4 but has not heard about 8." else echo "However it supports 8 but not 4." fi fi fi else echo "There is no support at all for void." voidflags=0 fi fi esac case "$voidflags" in "$defvoidused") ;; *) $cat >&4 <<'EOM' Support flag bits are: 1: basic void declarations. 2: arrays of pointers to functions returning void. 4: operations between pointers to and addresses of void functions. 8: generic void pointers. EOM dflt="$voidflags"; rp="Your void support flags add up to what?" . ./myread voidflags="$ans" ;; esac $rm -f try.* .out : check for length of pointer echo " " case "$ptrsize" in '') echo "Checking to see how big your pointers are..." >&4 if test "$voidflags" -gt 7; then echo '#define VOID_PTR char *' > try.c else echo '#define VOID_PTR void *' > try.c fi $cat >>try.c <<'EOCP' #include int main() { printf("%d\n", (int)sizeof(VOID_PTR)); exit(0); } EOCP set try if eval $compile_ok; then ptrsize=`$run ./try` echo "Your pointers are $ptrsize bytes long." else dflt='4' echo "(I can't seem to compile the test program. Guessing...)" >&4 rp="What is the size of a pointer (in bytes)?" . ./myread ptrsize="$ans" fi ;; esac $rm -f try.c try : check for long long echo " " echo "Checking to see if you have long long..." >&4 echo 'int main() { long long x = 7; return 0; }' > try.c set try if eval $compile; then val="$define" echo "You have long long." else val="$undef" echo "You do not have long long." fi $rm try.* set d_longlong eval $setvar : check for length of long long case "${d_longlong}${longlongsize}" in $define) echo " " echo "Checking to see how big your long longs are..." >&4 $cat >try.c <<'EOCP' #include int main() { printf("%d\n", (int)sizeof(long long)); return(0); } EOCP set try if eval $compile_ok; then longlongsize=`$run ./try` echo "Your long longs are $longlongsize bytes long." else dflt='8' echo " " echo "(I can't seem to compile the test program. Guessing...)" rp="What is the size of a long long (in bytes)?" . ./myread longlongsize="$ans" fi if $test "X$longsize" = "X$longlongsize"; then echo "(That isn't any different from an ordinary long.)" fi ;; esac $rm -f try.* try : determine filename position in cpp output echo " " echo "Computing filename position in cpp output for #include directives..." >&4 case "$osname" in vos) testaccess=-e ;; *) testaccess=-r ;; esac echo '#include ' > foo.c $cat >fieldn </dev/null | \ $grep '^[ ]*#.*stdio\.h' | \ while read cline; do pos=1 set \$cline while $test \$# -gt 0; do if $test $testaccess \`echo \$1 | $tr -d '"'\`; then echo "\$pos" exit 0 fi shift pos=\`expr \$pos + 1\` done done EOF chmod +x fieldn fieldn=`./fieldn` $rm -f foo.c fieldn case $fieldn in '') pos='???';; 1) pos=first;; 2) pos=second;; 3) pos=third;; *) pos="${fieldn}th";; esac echo "Your cpp writes the filename in the $pos field of the line." case "$osname" in vos) cppfilter="tr '\\\\>' '/' |" ;; # path component separator is > *) cppfilter='' ;; esac : locate header file $cat >findhdr <" > foo\$\$.c $cppstdin $cppminus $cppflags < foo\$\$.c 2>/dev/null | \ $cppfilter $grep "^[ ]*#.*\$wanted" | \ while read cline; do name=\`echo \$cline | $awk "\$awkprg" | $tr -d '"'\` case "\$name" in *[/\\\\]\$wanted) echo "\$name"; exit 1;; *[\\\\/]\$wanted) echo "\$name"; exit 1;; *) exit 2;; esac; done; # # status = 0: grep returned 0 lines, case statement not executed # status = 1: headerfile found # status = 2: while loop executed, no headerfile found # status=\$? $rm -f foo\$\$.c; if test \$status -eq 1; then exit 0; fi exit 1 EOF chmod +x findhdr : define an alternate in-header-list? function inhdr='echo " "; td=$define; tu=$undef; yyy=$@; cont=true; xxf="echo \"<\$1> found.\" >&4"; case $# in 2) xxnf="echo \"<\$1> NOT found.\" >&4";; *) xxnf="echo \"<\$1> NOT found, ...\" >&4";; esac; case $# in 4) instead=instead;; *) instead="at last";; esac; while $test "$cont"; do xxx=`./findhdr $1` var=$2; eval "was=\$$2"; if $test "$xxx" && $test -r "$xxx"; then eval $xxf; eval "case \"\$$var\" in $undef) . ./whoa; esac"; eval "$var=\$td"; cont=""; else eval $xxnf; eval "case \"\$$var\" in $define) . ./whoa; esac"; eval "$var=\$tu"; fi; set $yyy; shift; shift; yyy=$@; case $# in 0) cont="";; 2) xxf="echo \"but I found <\$1> $instead.\" >&4"; xxnf="echo \"and I did not find <\$1> either.\" >&4";; *) xxf="echo \"but I found <\$1\> instead.\" >&4"; xxnf="echo \"there is no <\$1>, ...\" >&4";; esac; done; while $test "$yyy"; do set $yyy; var=$2; eval "was=\$$2"; eval "case \"\$$var\" in $define) . ./whoa; esac"; eval "$var=\$tu"; set $yyy; shift; shift; yyy=$@; done' : see if inttypes.h is available : we want a real compile instead of Inhdr because some systems : have an inttypes.h which includes non-existent headers echo " " $cat >try.c < int main() { static int32_t foo32 = 0x12345678; } EOCP set try if eval $compile; then echo " found." >&4 val="$define" else echo " NOT found." >&4 val="$undef" fi $rm -f try.c try set i_inttypes eval $setvar : check for int64_t echo " " echo "Checking to see if you have int64_t..." >&4 $cat >try.c < #$i_inttypes I_INTTYPES #ifdef I_INTTYPES #include #endif int main() { int64_t x = 7; } EOCP set try if eval $compile; then val="$define" echo "You have int64_t." else val="$undef" echo "You do not have int64_t." fi $rm -f try try.* set d_int64_t eval $setvar echo " " echo "Checking which 64-bit integer type we could use..." >&4 case "$intsize" in 8) val=int set quadtype eval $setvar val='"unsigned int"' set uquadtype eval $setvar quadkind=1 ;; *) case "$longsize" in 8) val=long set quadtype eval $setvar val='"unsigned long"' set uquadtype eval $setvar quadkind=2 ;; *) case "$d_longlong:$longlongsize" in define:8) val='"long long"' set quadtype eval $setvar val='"unsigned long long"' set uquadtype eval $setvar quadkind=3 ;; *) case "$d_int64_t" in define) val=int64_t set quadtype eval $setvar val=uint64_t set uquadtype eval $setvar quadkind=4 ;; esac ;; esac ;; esac ;; esac case "$quadtype" in '') echo "Alas, no 64-bit integer types in sight." >&4 d_quad="$undef" ;; *) echo "We could use '$quadtype' for 64-bit integers." >&4 d_quad="$define" ;; esac case "$uselonglong" in "$define"|true|[yY]*) cat <&4 *** Configure -Duselonglong is deprecated, using -Duse64bitint instead. EOM use64bitint="$define" ;; esac case "$use64bits" in "$define"|true|[yY]*) cat <&4 *** Configure -Duse64bits is deprecated, using -Duse64bitint instead. EOM use64bitint="$define" ;; esac case "$use64bitints" in "$define"|true|[yY]*) cat <&4 *** There is no Configure -Duse64bitints, using -Duse64bitint instead. EOM use64bitint="$define" ;; esac case "$use64bitsint" in "$define"|true|[yY]*) cat <&4 *** There is no Configure -Duse64bitsint, using -Duse64bitint instead. EOM use64bitint="$define" ;; esac case "$uselonglongs" in "$define"|true|[yY]*) cat <&4 *** There is no Configure -Duselonglongs, using -Duse64bitint instead. EOM use64bitint="$define" ;; esac case "$use64bitsall" in "$define"|true|[yY]*) cat <&4 *** There is no Configure -Duse64bitsall, using -Duse64bitall instead. EOM use64bitall="$define" ;; esac case "$ccflags" in *-DUSE_LONG_LONG*|*-DUSE_64_BIT_INT*|*-DUSE_64_BIT_ALL*) use64bitint="$define";; esac case "$use64bitall" in "$define"|true|[yY]*) use64bitint="$define" ;; esac case "$longsize" in 8) cat <&4 *** You have chosen a maximally 64-bit build, but your pointers *** are only 4 bytes wide, disabling maximal 64-bitness. EOM use64bitall="$undef" case "$use64bitint" in "$define"|true|[yY]*) ;; *) cat <&4 *** Downgrading from maximal 64-bitness to using 64-bit integers. EOM use64bitint="$define" ;; esac ;; esac ;; esac case "$use64bitint" in "$define"|true|[yY]*) : Look for a hint-file generated 'call-back-unit'. If the : user has specified that a 64-bit perl is to be built, : we may need to set or change some other defaults. if $test -f use64bitint.cbu; then echo "Your platform has some specific hints for 64-bit integers, using them..." . ./use64bitint.cbu fi case "$longsize" in 4) case "$archname64" in '') archname64=64int ;; esac ;; esac ;; esac case "$use64bitall" in "$define"|true|[yY]*) : Look for a hint-file generated 'call-back-unit'. If the : user has specified that a maximally 64-bit perl is to be built, : we may need to set or change some other defaults. if $test -f use64bitall.cbu; then echo "Your platform has some specific hints for 64-bit builds, using them..." . ./use64bitall.cbu fi case "$longsize" in 4) case "$archname64" in ''|64int) archname64=64all ;; esac ;; esac ;; esac echo " " echo "Checking for GNU C Library..." >&4 cat >try.c < int main() { #ifdef __GLIBC__ exit(0); #else exit(1); #endif } EOM set try if eval $compile_ok && $run ./try; then val="$define" echo "You are using the GNU C Library" else val="$undef" echo "You are not using the GNU C Library" fi $rm -f try try.* set d_gnulibc eval $setvar : see if nm is to be used to determine whether a symbol is defined or not case "$usenm" in '') dflt='' case "$d_gnulibc" in "$define") echo " " echo "nm probably won't work on the GNU C Library." >&4 dflt=n ;; esac case "$dflt" in '') if $test "$osname" = aix -a ! -f /lib/syscalls.exp; then echo " " echo "Whoops! This is an AIX system without /lib/syscalls.exp!" >&4 echo "'nm' won't be sufficient on this sytem." >&4 dflt=n fi ;; esac case "$dflt" in '') dflt=`$egrep 'inlibc|csym' $rsrc/Configure | wc -l 2>/dev/null` if $test $dflt -gt 20; then dflt=y else dflt=n fi ;; esac ;; *) case "$usenm" in true|$define) dflt=y;; *) dflt=n;; esac ;; esac $cat < /dev/null 2>&1; then nm_so_opt='--dynamic' fi ;; esac ;; esac case "$runnm" in true) : get list of predefined functions in a handy place echo " " case "$libc" in '') libc=unknown case "$libs" in *-lc_s*) libc=`./loc libc_s$_a $libc $libpth` esac ;; esac case "$libs" in '') ;; *) for thislib in $libs; do case "$thislib" in -lc|-lc_s) : Handle C library specially below. ;; -l*) thislib=`echo $thislib | $sed -e 's/^-l//'` if try=`./loc lib$thislib.$so.'*' X $libpth`; $test -f "$try"; then : elif try=`./loc lib$thislib.$so X $libpth`; $test -f "$try"; then : elif try=`./loc lib$thislib$_a X $libpth`; $test -f "$try"; then : elif try=`./loc $thislib$_a X $libpth`; $test -f "$try"; then : elif try=`./loc lib$thislib X $libpth`; $test -f "$try"; then : elif try=`./loc $thislib X $libpth`; $test -f "$try"; then : elif try=`./loc Slib$thislib$_a X $xlibpth`; $test -f "$try"; then : else try='' fi libnames="$libnames $try" ;; *) libnames="$libnames $thislib" ;; esac done ;; esac xxx=normal case "$libc" in unknown) set /lib/libc.$so for xxx in $libpth; do $test -r $1 || set $xxx/libc.$so : The messy sed command sorts on library version numbers. $test -r $1 || \ set `echo blurfl; echo $xxx/libc.$so.[0-9]* | \ tr ' ' $trnl | egrep -v '\.[A-Za-z]*$' | $sed -e ' h s/[0-9][0-9]*/0000&/g s/0*\([0-9][0-9][0-9][0-9][0-9]\)/\1/g G s/\n/ /' | \ $sort | $sed -e 's/^.* //'` eval set \$$# done $test -r $1 || set /usr/ccs/lib/libc.$so $test -r $1 || set /lib/libsys_s$_a ;; *) set blurfl ;; esac if $test -r "$1"; then echo "Your (shared) C library seems to be in $1." libc="$1" elif $test -r /lib/libc && $test -r /lib/clib; then echo "Your C library seems to be in both /lib/clib and /lib/libc." xxx=apollo libc='/lib/clib /lib/libc' if $test -r /lib/syslib; then echo "(Your math library is in /lib/syslib.)" libc="$libc /lib/syslib" fi elif $test -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then echo "Your C library seems to be in $libc, as you said before." elif $test -r $incpath/usr/lib/libc$_a; then libc=$incpath/usr/lib/libc$_a; echo "Your C library seems to be in $libc. That's fine." elif $test -r /lib/libc$_a; then libc=/lib/libc$_a; echo "Your C library seems to be in $libc. You're normal." else if tans=`./loc libc$_a blurfl/dyick $libpth`; $test -r "$tans"; then : elif tans=`./loc libc blurfl/dyick $libpth`; $test -r "$tans"; then libnames="$libnames "`./loc clib blurfl/dyick $libpth` elif tans=`./loc clib blurfl/dyick $libpth`; $test -r "$tans"; then : elif tans=`./loc Slibc$_a blurfl/dyick $xlibpth`; $test -r "$tans"; then : elif tans=`./loc Mlibc$_a blurfl/dyick $xlibpth`; $test -r "$tans"; then : else tans=`./loc Llibc$_a blurfl/dyick $xlibpth` fi if $test -r "$tans"; then echo "Your C library seems to be in $tans, of all places." libc=$tans else libc='blurfl' fi fi if $test $xxx = apollo -o -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then dflt="$libc" cat < libpath cat >&4 < libnames set X `cat libnames` shift xxx=files case $# in 1) xxx=file; esac echo "Extracting names from the following $xxx for later perusal:" >&4 echo " " $sed 's/^/ /' libnames >&4 echo " " $echo $n "This may take a while...$c" >&4 for file in $*; do case $file in *$so*) $nm $nm_so_opt $nm_opt $file 2>/dev/null;; *) $nm $nm_opt $file 2>/dev/null;; esac done >libc.tmp $echo $n ".$c" $grep fprintf libc.tmp > libc.ptf xscan='eval "libc.list"; $echo $n ".$c" >&4' xrun='eval "libc.list"; echo "done" >&4' xxx='[ADTSIW]' if com="$sed -n -e 's/__IO//' -e 's/^.* $xxx *_[_.]*//p' -e 's/^.* $xxx *//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^__*//' -e 's/^\([a-zA-Z_0-9$]*\).*xtern.*/\1/p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e '/|UNDEF/d' -e '/FUNC..GL/s/^.*|__*//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^.* D __*//p' -e 's/^.* D //p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^_//' -e 's/^\([a-zA-Z_0-9]*\).*xtern.*text.*/\1/p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^.*|FUNC |GLOB .*|//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$grep '|' | $sed -n -e '/|COMMON/d' -e '/|DATA/d' \ -e '/ file/d' -e 's/^\([^ ]*\).*/\1/p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^.*|FUNC |GLOB .*|//p' -e 's/^.*|FUNC |WEAK .*|//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^__//' -e '/|Undef/d' -e '/|Proc/s/ .*//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^.*|Proc .*|Text *| *//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e '/Def. Text/s/.* \([^ ]*\)\$/\1/p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/^[-0-9a-f ]*_\(.*\)=.*/\1/p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="$sed -n -e 's/.*\.text n\ \ \ \.//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun elif com="sed -n -e 's/^__.*//' -e 's/[ ]*D[ ]*[0-9]*.*//p'";\ eval $xscan;\ $contains '^fprintf$' libc.list >/dev/null 2>&1; then eval $xrun else $nm -p $* 2>/dev/null >libc.tmp $grep fprintf libc.tmp > libc.ptf if com="$sed -n -e 's/^.* [ADTSIW] *_[_.]*//p' -e 's/^.* [ADTSIW] //p'";\ eval $xscan; $contains '^fprintf$' libc.list >/dev/null 2>&1 then nm_opt='-p' eval $xrun else echo " " echo "$nm didn't seem to work right. Trying $ar instead..." >&4 com='' if $ar t $libc > libc.tmp && $contains '^fprintf$' libc.tmp >/dev/null 2>&1; then for thisname in $libnames $libc; do $ar t $thisname >>libc.tmp done $sed -e "s/\\$_o\$//" < libc.tmp > libc.list echo "Ok." >&4 elif test "X$osname" = "Xos2" && $ar tv $libc > libc.tmp; then # Repeat libc to extract forwarders to DLL entries too for thisname in $libnames $libc; do $ar tv $thisname >>libc.tmp # Revision 50 of EMX has bug in $ar. # it will not extract forwarders to DLL entries # Use emximp which will extract exactly them. emximp -o tmp.imp $thisname \ 2>/dev/null && \ $sed -e 's/^\([_a-zA-Z0-9]*\) .*$/\1/p' \ < tmp.imp >>libc.tmp $rm tmp.imp done $sed -e "s/\\$_o\$//" -e 's/^ \+//' < libc.tmp > libc.list echo "Ok." >&4 else echo "$ar didn't seem to work right." >&4 echo "Maybe this is a Cray...trying bld instead..." >&4 if bld t $libc | $sed -e 's/.*\///' -e "s/\\$_o:.*\$//" > libc.list then for thisname in $libnames; do bld t $libnames | \ $sed -e 's/.*\///' -e "s/\\$_o:.*\$//" >>libc.list $ar t $thisname >>libc.tmp done echo "Ok." >&4 else echo "That didn't work either. Giving up." >&4 exit 1 fi fi fi fi nm_extract="$com" if $test -f /lib/syscalls.exp; then echo " " echo "Also extracting names from /lib/syscalls.exp for good ole AIX..." >&4 $sed -n 's/^\([^ ]*\)[ ]*syscall[0-9]*[ ]*$/\1/p' /lib/syscalls.exp >>libc.list fi ;; esac $rm -f libnames libpath : is a C symbol defined? csym='tlook=$1; case "$3" in -v) tf=libc.tmp; tc=""; tdc="";; -a) tf=libc.tmp; tc="[0]"; tdc="[]";; *) tlook="^$1\$"; tf=libc.list; tc="()"; tdc="()";; esac; tx=yes; case "$reuseval-$4" in true-) ;; true-*) tx=no; eval "tval=\$$4"; case "$tval" in "") tx=yes;; esac;; esac; case "$tx" in yes) case "$runnm" in true) if $contains $tlook $tf >/dev/null 2>&1; then tval=true; else tval=false; fi;; *) echo "int main() { extern short $1$tdc; printf(\"%hd\", $1$tc); }" > t.c; if $cc -o t $optimize $ccflags $ldflags t.c $libs >/dev/null 2>&1; then tval=true; else tval=false; fi; $rm -f t t.c;; esac;; *) case "$tval" in $define) tval=true;; *) tval=false;; esac;; esac; eval "$2=$tval"' : define an is-in-libc? function inlibc='echo " "; td=$define; tu=$undef; sym=$1; var=$2; eval "was=\$$2"; tx=yes; case "$reuseval$was" in true) ;; true*) tx=no;; esac; case "$tx" in yes) set $sym tres -f; eval $csym; case "$tres" in true) echo "$sym() found." >&4; case "$was" in $undef) . ./whoa; esac; eval "$var=\$td";; *) echo "$sym() NOT found." >&4; case "$was" in $define) . ./whoa; esac; eval "$var=\$tu";; esac;; *) case "$was" in $define) echo "$sym() found." >&4;; *) echo "$sym() NOT found." >&4;; esac;; esac' : see if sqrtl exists set sqrtl d_sqrtl eval $inlibc : check for length of double echo " " case "$doublesize" in '') echo "Checking to see how big your double precision numbers are..." >&4 $cat >try.c <<'EOCP' #include int main() { printf("%d\n", (int)sizeof(double)); exit(0); } EOCP set try if eval $compile_ok; then doublesize=`$run ./try` echo "Your double is $doublesize bytes long." else dflt='8' echo "(I can't seem to compile the test program. Guessing...)" rp="What is the size of a double precision number (in bytes)?" . ./myread doublesize="$ans" fi ;; esac $rm -f try.c try : check for long doubles echo " " echo "Checking to see if you have long double..." >&4 echo 'int main() { long double x = 7.0; }' > try.c set try if eval $compile; then val="$define" echo "You have long double." else val="$undef" echo "You do not have long double." fi $rm try.* set d_longdbl eval $setvar : check for length of long double case "${d_longdbl}${longdblsize}" in $define) echo " " echo "Checking to see how big your long doubles are..." >&4 $cat >try.c <<'EOCP' #include int main() { printf("%d\n", sizeof(long double)); } EOCP set try set try if eval $compile; then longdblsize=`$run ./try` echo "Your long doubles are $longdblsize bytes long." else dflt='8' echo " " echo "(I can't seem to compile the test program. Guessing...)" >&4 rp="What is the size of a long double (in bytes)?" . ./myread longdblsize="$ans" fi if $test "X$doublesize" = "X$longdblsize"; then echo "(That isn't any different from an ordinary double.)" fi ;; esac $rm -f try.* try echo " " if $test X"$d_longdbl" = X"$define"; then echo "Checking how to print long doubles..." >&4 if $test X"$sPRIfldbl" = X -a X"$doublesize" = X"$longdblsize"; then $cat >try.c <<'EOCP' #include #include int main() { double d = 123.456; printf("%.3f\n", d); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 123.456) sPRIfldbl='"f"'; sPRIgldbl='"g"'; sPRIeldbl='"e"'; sPRIFUldbl='"F"'; sPRIGUldbl='"G"'; sPRIEUldbl='"E"'; echo "We will use %f." ;; esac fi fi if $test X"$sPRIfldbl" = X; then $cat >try.c <<'EOCP' #include #include int main() { long double d = 123.456; printf("%.3Lf\n", d); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 123.456) sPRIfldbl='"Lf"'; sPRIgldbl='"Lg"'; sPRIeldbl='"Le"'; sPRIFUldbl='"LF"'; sPRIGUldbl='"LG"'; sPRIEUldbl='"LE"'; echo "We will use %Lf." ;; esac fi fi if $test X"$sPRIfldbl" = X; then $cat >try.c <<'EOCP' #include #include int main() { long double d = 123.456; printf("%.3llf\n", d); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 123.456) sPRIfldbl='"llf"'; sPRIgldbl='"llg"'; sPRIeldbl='"lle"'; sPRIFUldbl='"llF"'; sPRIGUldbl='"llG"'; sPRIEUldbl='"llE"'; echo "We will use %llf." ;; esac fi fi if $test X"$sPRIfldbl" = X; then $cat >try.c <<'EOCP' #include #include int main() { long double d = 123.456; printf("%.3lf\n", d); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 123.456) sPRIfldbl='"lf"'; sPRIgldbl='"lg"'; sPRIeldbl='"le"'; sPRIFUldbl='"lF"'; sPRIGUldbl='"lG"'; sPRIEUldbl='"lE"'; echo "We will use %lf." ;; esac fi fi if $test X"$sPRIfldbl" = X; then echo "Cannot figure out how to print long doubles." >&4 else sSCNfldbl=$sPRIfldbl # expect consistency fi $rm -f try try.* fi # d_longdbl case "$sPRIfldbl" in '') d_PRIfldbl="$undef"; d_PRIgldbl="$undef"; d_PRIeldbl="$undef"; d_PRIFUldbl="$undef"; d_PRIGUldbl="$undef"; d_PRIEUldbl="$undef"; d_SCNfldbl="$undef"; ;; *) d_PRIfldbl="$define"; d_PRIgldbl="$define"; d_PRIeldbl="$define"; d_PRIFUldbl="$define"; d_PRIGUldbl="$define"; d_PRIEUldbl="$define"; d_SCNfldbl="$define"; ;; esac : see if modfl exists set modfl d_modfl eval $inlibc d_modfl_pow32_bug="$undef" case "$d_longdbl$d_modfl" in $define$define) $cat <try.c < #include int main() { long double nv = 4294967303.15; long double v, w; v = modfl(nv, &w); #ifdef __GLIBC__ printf("glibc"); #endif printf(" %"$sPRIfldbl" %"$sPRIfldbl" %"$sPRIfldbl"\n", nv, v, w); return 0; } EOCP case "$osname:$gccversion" in aix:) saveccflags="$ccflags" ccflags="$ccflags -qlongdouble" ;; # to avoid core dump esac set try if eval $compile; then foo=`$run ./try` case "$foo" in *" 4294967303.150000 1.150000 4294967302.000000") echo >&4 "Your modfl() is broken for large values." d_modfl_pow32_bug="$define" case "$foo" in glibc) echo >&4 "You should upgrade your glibc to at least 2.2.2 to get a fixed modfl()." ;; esac ;; *" 4294967303.150000 0.150000 4294967303.000000") echo >&4 "Your modfl() seems okay for large values." ;; *) echo >&4 "I don't understand your modfl() at all." d_modfl="$undef" ;; esac $rm -f try.* try core core.try.* else echo "I cannot figure out whether your modfl() is okay, assuming it isn't." d_modfl="$undef" fi case "$osname:$gccversion" in aix:) ccflags="$saveccflags" ;; # restore esac ;; esac case "$ccflags" in *-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;; esac case "$uselongdouble" in $define|true|[yY]*) dflt='y';; *) dflt='n';; esac cat <&4 *** You requested the use of long doubles but you do not seem to have *** the mathematic functions for long doubles. *** ($message) *** I'm disabling the use of long doubles. EOM uselongdouble=$undef fi case "$useperlio" in $define|true|[yY]*|'') dflt='y';; *) dflt='n';; esac cat <. Versions 5.003_02 and later of $package allow alternate IO mechanisms via the PerlIO abstraction layer, but the stdio mechanism is still available if needed. The abstraction layer can use AT&T's sfio (if you already have sfio installed) or regular stdio. Using PerlIO with sfio may cause problems with some extension modules. If this doesn't make any sense to you, just accept the default '$dflt'. EOM rp='Use the PerlIO abstraction layer?' . ./myread case "$ans" in y|Y) val="$define" ;; *) echo "Ok, doing things the stdio way." val="$undef" ;; esac set useperlio eval $setvar case "$usesocks" in $define|true|[yY]*) case "$useperlio" in $define|true|[yY]*) ;; *) cat >&4 < tmparch 2>&1 ; then tarch=`$sed -e 's/ *$//' -e 's/ /_/g' \ -e 's/$/'"-$osname/" tmparch` else tarch="$osname" fi $rm -f tmparch else tarch="$osname" fi case "$myarchname" in ''|"$tarch") ;; *) echo "(Your architecture name used to be $myarchname.)" archname='' ;; esac case "$targetarch" in '') ;; *) archname=`echo $targetarch|sed 's,^[^-]*-,,'` ;; esac myarchname="$tarch" case "$archname" in '') dflt="$tarch";; *) dflt="$archname";; esac rp='What is your architecture name' . ./myread archname="$ans" case "$usethreads" in $define) echo "Threads selected." >&4 case "$archname" in *-thread*) echo "...and architecture name already has -thread." >&4 ;; *) archname="$archname-thread" echo "...setting architecture name to $archname." >&4 ;; esac ;; esac case "$usemultiplicity" in $define) echo "Multiplicity selected." >&4 case "$archname" in *-multi*) echo "...and architecture name already has -multi." >&4 ;; *) archname="$archname-multi" echo "...setting architecture name to $archname." >&4 ;; esac ;; esac case "$use64bitint$use64bitall" in *"$define"*) case "$archname64" in '') echo "This architecture is naturally 64-bit, not changing architecture name." >&4 ;; *) case "$use64bitint" in "$define") echo "64 bit integers selected." >&4 ;; esac case "$use64bitall" in "$define") echo "Maximal 64 bitness selected." >&4 ;; esac case "$archname" in *-$archname64*) echo "...and architecture name already has $archname64." >&4 ;; *) archname="$archname-$archname64" echo "...setting architecture name to $archname." >&4 ;; esac ;; esac esac case "$uselongdouble" in $define) echo "Long doubles selected." >&4 case "$longdblsize" in $doublesize) echo "...but long doubles are equal to doubles, not changing architecture name." >&4 ;; *) case "$archname" in *-ld*) echo "...and architecture name already has -ld." >&4 ;; *) archname="$archname-ld" echo "...setting architecture name to $archname." >&4 ;; esac ;; esac ;; esac case "$useperlio" in $define) echo "Perlio selected." >&4 ;; *) echo "Perlio not selected, using stdio." >&4 case "$archname" in *-stdio*) echo "...and architecture name already has -stdio." >&4 ;; *) archname="$archname-stdio" echo "...setting architecture name to $archname." >&4 ;; esac ;; esac : determine root of directory hierarchy where package will be installed. case "$prefix" in '') dflt=`./loc . /usr/local /usr/local /local /opt /usr` ;; *) dflt="$prefix" ;; esac $cat <&4 else echo "AFS does not seem to be running..." >&4 fi : determine installation prefix for where package is to be installed. if $afs; then $cat <&4 if $test -r $rsrc/patchlevel.h;then revision=`awk '/define[ ]+PERL_REVISION/ {print $3}' $rsrc/patchlevel.h` patchlevel=`awk '/define[ ]+PERL_VERSION/ {print $3}' $rsrc/patchlevel.h` subversion=`awk '/define[ ]+PERL_SUBVERSION/ {print $3}' $rsrc/patchlevel.h` api_revision=`awk '/define[ ]+PERL_API_REVISION/ {print $3}' $rsrc/patchlevel.h` api_version=`awk '/define[ ]+PERL_API_VERSION/ {print $3}' $rsrc/patchlevel.h` api_subversion=`awk '/define[ ]+PERL_API_SUBVERSION/ {print $3}' $rsrc/patchlevel.h` perl_patchlevel=`grep ',"DEVEL[0-9][0-9]*"' $rsrc/patchlevel.h|sed 's/[^0-9]//g'` else revision=0 patchlevel=0 subversion=0 api_revision=0 api_version=0 api_subversion=0 perl_patchlevel=0 $echo "(You do not have patchlevel.h. Eek.)" fi if $test -r $rsrc/.patch ; then if $test "`cat $rsrc/.patch`" -gt "$perl_patchlevel" ; then perl_patchlevel=`cat $rsrc/.patch` fi fi : Define a handy string here to avoid duplication in myconfig.SH and configpm. version_patchlevel_string="version $patchlevel subversion $subversion" case "$perl_patchlevel" in 0|'') ;; *) version_patchlevel_string="$version_patchlevel_string patch $perl_patchlevel" ;; esac $echo "(You have $package $version_patchlevel_string.)" case "$osname" in dos|vms) : XXX Should be a Configure test for double-dots in filenames. version=`echo $revision $patchlevel $subversion | \ $awk '{ printf "%d_%d_%d\n", $1, $2, $3 }'` api_versionstring=`echo $api_revision $api_version $api_subversion | \ $awk '{ printf "%d_%d_%d\n", $1, $2, $3 }'` ;; *) version=`echo $revision $patchlevel $subversion | \ $awk '{ printf "%d.%d.%d\n", $1, $2, $3 }'` api_versionstring=`echo $api_revision $api_version $api_subversion | \ $awk '{ printf "%d.%d.%d\n", $1, $2, $3 }'` ;; esac : Special case the 5.005_xx maintenance series, which used 5.005 : without any subversion label as a subdirectory in $sitelib if test "${api_revision}${api_version}${api_subversion}" = "550"; then api_versionstring='5.005' fi : determine installation style : For now, try to deduce it from prefix unless it is already set. : Reproduce behavior of 5.005 and earlier, maybe drop that in 5.7. case "$installstyle" in '') case "$prefix" in *perl*) dflt='lib';; *) dflt='lib/perl5' ;; esac ;; *) dflt="$installstyle" ;; esac : Probably not worth prompting for this since we prompt for all : the directories individually, and the prompt would be too long and : confusing anyway. installstyle=$dflt : determine where private library files go : Usual default is /usr/local/lib/perl5/$version. : Also allow things like /opt/perl/lib/$version, since : /opt/perl/lib/perl5... would be redundant. : The default "style" setting is made in installstyle.U case "$installstyle" in *lib/perl5*) set dflt privlib lib/$package/$version ;; *) set dflt privlib lib/$version ;; esac eval $prefixit $cat <reflect chmod +x,u+s reflect ./reflect >flect 2>&1 if $contains "/dev/fd" flect >/dev/null; then echo "Congratulations, your kernel has secure setuid scripts!" >&4 val="$define" else $cat <&4 dflt=n;; "$undef") echo "Well, the $hint value is *not* secure." >&4 dflt=n;; *) echo "Well, the $hint value *is* secure." >&4 dflt=y;; esac ;; *) $rm -f reflect flect echo "#!$ls" >reflect chmod +x,u+s reflect echo >flect chmod a+w flect echo '"su" will (probably) prompt you for '"$ans's password." su $ans -c './reflect >flect' if $contains "/dev/fd" flect >/dev/null; then echo "Okay, it looks like setuid scripts are secure." >&4 dflt=y else echo "I don't think setuid scripts are secure." >&4 dflt=n fi ;; esac rp='Does your kernel have *secure* setuid scripts?' . ./myread case "$ans" in [yY]*) val="$define";; *) val="$undef";; esac fi else echo "I don't think setuid scripts are secure (no /dev/fd directory)." >&4 echo "(That's for file descriptors, not floppy disks.)" val="$undef" fi set d_suidsafe eval $setvar $rm -f reflect flect : now see if they want to do setuid emulation echo " " val="$undef" case "$d_suidsafe" in "$define") val="$undef" echo "No need to emulate SUID scripts since they are secure here." >&4 ;; *) $cat <&4 set `echo X $libs | $sed -e 's/-lmalloc / /' -e 's/-lmalloc$//'` shift libs="$*" echo "libs = $libs" >&4 ;; esac ;; *) usemymalloc='n' mallocsrc='' mallocobj='' d_mymalloc="$undef" ;; esac : compute the return types of malloc and free echo " " $cat >malloc.c < #include #ifdef I_MALLOC #include #endif #ifdef I_STDLIB #include #endif #ifdef TRY_MALLOC void *malloc(); #endif #ifdef TRY_FREE void free(); #endif END case "$malloctype" in '') if $cc $ccflags -c -DTRY_MALLOC malloc.c >/dev/null 2>&1; then malloctype='void *' else malloctype='char *' fi ;; esac echo "Your system wants malloc to return '$malloctype', it would seem." >&4 case "$freetype" in '') if $cc $ccflags -c -DTRY_FREE malloc.c >/dev/null 2>&1; then freetype='void' else freetype='int' fi ;; esac echo "Your system uses $freetype free(), it would seem." >&4 $rm -f malloc.[co] $cat <&4 $cat >prototype.c <<'EOCP' int main(int argc, char *argv[]) { exit(0);} EOCP if $cc $ccflags -c prototype.c >prototype.out 2>&1 ; then echo "Your C compiler appears to support function prototypes." val="$define" else echo "Your C compiler doesn't seem to understand function prototypes." val="$undef" fi set prototype eval $setvar $rm -f prototype* case "$prototype" in "$define") ;; *) ansi2knr='ansi2knr' echo " " cat <&4 $me: FATAL ERROR: This version of $package can only be compiled by a compiler that understands function prototypes. Unfortunately, your C compiler $cc $ccflags doesn't seem to understand them. Sorry about that. If GNU cc is available for your system, perhaps you could try that instead. Eventually, we hope to support building Perl with pre-ANSI compilers. If you would like to help in that effort, please contact . Aborting Configure now. EOM exit 2 ;; esac : determine where public executables go echo " " set dflt bin bin eval $prefixit fn=d~ rp='Pathname where the public executables will reside?' . ./getfile if $test "X$ansexp" != "X$binexp"; then installbin='' fi bin="$ans" binexp="$ansexp" : Change installation prefix, if necessary. : XXX Bug? -- ignores Configure -Dinstallprefix setting. if $test X"$prefix" != X"$installprefix"; then installbin=`echo $binexp | sed "s#^$prefix#$installprefix#"` else installbin="$binexp" fi echo " " case "$extras" in '') dflt='n';; *) dflt='y';; esac cat < ../extras.lst val="'$extras'" ;; esac set extras eval $setvar echo " " : Find perl5.005 or later. echo "Looking for a previously installed perl5.005 or later... " case "$perl5" in '') for tdir in `echo "$binexp$path_sep$PATH" | $sed "s/$path_sep/ /g"`; do : Check if this perl is recent and can load a simple module if $test -x $tdir/perl$exe_ext && $tdir/perl -Mless -e 'use 5.005;' >/dev/null 2>&1; then perl5=$tdir/perl break; elif $test -x $tdir/perl5$exe_ext && $tdir/perl5 -Mless -e 'use 5.005;' >/dev/null 2>&1; then perl5=$tdir/perl5 break; fi done ;; *) perl5="$perl5" ;; esac case "$perl5" in '') echo "None found. That's ok.";; *) echo "Using $perl5." ;; esac : Determine list of previous versions to include in @INC $cat > getverlist <> getverlist <<'EOPL' # Can't have leading @ because metaconfig interprets it as a command! ;@inc_version_list=(); # XXX Redo to do opendir/readdir? if (-d $stem) { chdir($stem); ;@candidates = glob("5.*"); } else { ;@candidates = (); } # XXX ToDo: These comparisons must be reworked when two-digit # subversions come along, so that 5.7.10 compares as greater than # 5.7.3! By that time, hope that 5.6.x is sufficiently # widespread that we can use the built-in version vectors rather # than reinventing them here. For 5.6.0, however, we must # assume this script will likely be run by 5.005_0x. --AD 1/2000. foreach $d (@candidates) { if ($d lt $version) { if ($d ge $api_versionstring) { unshift(@inc_version_list, grep { -d } "$d/$archname", $d); } elsif ($d ge "5.005") { unshift(@inc_version_list, grep { -d } $d); } } else { # Skip newer version. I.e. don't look in # 5.7.0 if we're installing 5.6.1. } } if (@inc_version_list) { print join(' ', @inc_version_list); } else { # Blank space to preserve value for next Configure run. print " "; } EOPL chmod +x getverlist case "$inc_version_list" in '') if test -x "$perl5$exe_ext"; then dflt=`$perl5 getverlist` else dflt='none' fi ;; $undef) dflt='none' ;; *) eval dflt=\"$inc_version_list\" ;; esac case "$dflt" in ''|' ') dflt=none ;; esac case "$dflt" in 5.005) case "$bincompat5005" in $define|true|[yY]*) ;; *) dflt=none ;; esac ;; esac $cat <<'EOM' In order to ease the process of upgrading, this version of perl can be configured to use modules built and installed with earlier versions of perl that were installed under $prefix. Specify here the list of earlier versions that this version of perl should check. If Configure detected no earlier versions of perl installed under $prefix, then the list will be empty. Answer 'none' to tell perl to not search earlier versions. The default should almost always be sensible, so if you're not sure, just accept the default. EOM rp='List of earlier versions to include in @INC?' . ./myread case "$ans" in [Nn]one|''|' ') inc_version_list=' ' ;; *) inc_version_list="$ans" ;; esac case "$inc_version_list" in ''|' ') inc_version_list_init='0';; *) inc_version_list_init=`echo $inc_version_list | $sed -e 's/^/"/' -e 's/ /","/g' -e 's/$/",0/'` ;; esac $rm -f getverlist : determine whether to install perl also as /usr/bin/perl echo " " if $test -d /usr/bin -a "X$installbin" != X/usr/bin; then $cat <try.c <<'EOM' /* Test for whether ELF binaries are produced */ #include #include int main() { char b[4]; int i = open("a.out",O_RDONLY); if(i == -1) exit(1); /* fail */ if(read(i,b,4)==4 && b[0]==127 && b[1]=='E' && b[2]=='L' && b[3]=='F') exit(0); /* succeed (yes, it's ELF) */ else exit(1); /* fail */ } EOM if $cc $ccflags $ldflags try.c >/dev/null 2>&1 && $run ./a.out; then cat <&4 <&4 <&4 <&4 Adding $xxx to the flags passed to $ld so that the perl executable will find the installed shared $libperl. EOM ;; esac ;; esac fi # Fix ccdlflags in AIX for building external extensions. # (For building Perl itself bare -bE:perl.exp is needed, # Makefile.SH takes care of this.) case "$osname" in aix) ccdlflags="$ccdlflags -bE:$installarchlib/CORE/perl.exp" ;; esac # Respect a hint or command-line value. case "$shrpenv" in '') shrpenv="$tmp_shrpenv" ;; esac case "$ldlibpthname" in '') ldlibpthname=LD_LIBRARY_PATH ;; none) ldlibpthname='' ;; esac : determine where manual pages are on this system echo " " case "$sysman" in '') syspath='/usr/share/man/man1 /usr/man/man1' syspath="$syspath /usr/man/mann /usr/man/manl /usr/man/local/man1" syspath="$syspath /usr/man/u_man/man1" syspath="$syspath /usr/catman/u_man/man1 /usr/man/l_man/man1" syspath="$syspath /usr/local/man/u_man/man1 /usr/local/man/l_man/man1" syspath="$syspath /usr/man/man.L /local/man/man1 /usr/local/man/man1" sysman=`./loc . /usr/man/man1 $syspath` ;; esac if $test -d "$sysman"; then echo "System manual is in $sysman." >&4 else echo "Could not find manual pages in source form." >&4 fi : determine where manual pages go set man1dir man1dir none eval $prefixit $cat <$first) 2>/dev/null; then if $test -f 123456789abcde; then echo 'You cannot have filenames longer than 14 characters. Sigh.' >&4 val="$undef" else echo 'You can have filenames longer than 14 characters.'>&4 val="$define" fi else $cat <<'EOM' You can't have filenames longer than 14 chars. You can't even think about them! EOM val="$undef" fi set d_flexfnam eval $setvar $rm -rf 123456789abcde* : determine where library module manual pages go set man3dir man3dir none eval $prefixit $cat <&4 WARNING: Previous versions of perl installed man3 pages into $privlib/man/man3. This version will suggest a new default of $dflt. EOM tdflt=$dflt dflt='n' rp='Do you wish to preserve the old behavior?(y/n)' . ./myread case "$ans" in y*) dflt="$privlib/man/man3" ;; *) dflt=$tdflt ;; esac fi ;; *) dflt="$man3dir" ;; esac case "$dflt" in ' ') dflt=none ;; esac echo " " fn=dn+~ rp="Where do the $package library man pages (source) go?" . ./getfile man3dir="$ans" man3direxp="$ansexp" case "$man3dir" in '') man3dir=' ' installman3dir='';; esac : Change installation prefix, if necessary. if $test X"$prefix" != X"$installprefix"; then installman3dir=`echo $man3direxp | $sed "s#^$prefix#$installprefix#"` else installman3dir="$man3direxp" fi : What suffix to use on installed man pages case "$man3dir" in ' ') man3ext='0' ;; *) rp="What suffix should be used for the $package library man pages?" case "$man3ext" in '') case "$man3dir" in *3) dflt=3 ;; *3p) dflt=3p ;; *3pm) dflt=3pm ;; *l) dflt=l;; *n) dflt=n;; *o) dflt=o;; *p) dflt=p;; *C) dflt=C;; *L) dflt=L;; *L3) dflt=L3;; *) dflt=3;; esac ;; *) dflt="$man3ext";; esac . ./myread man3ext="$ans" ;; esac : see if we have to deal with yellow pages, now NIS. if $test -d /usr/etc/yp || $test -d /etc/yp || $test -d /usr/lib/yp; then if $test -f /usr/etc/nibindd; then echo " " echo "I'm fairly confident you're on a NeXT." echo " " rp='Do you get the hosts file via NetInfo?' dflt=y case "$hostcat" in nidump*) ;; '') ;; *) dflt=n;; esac . ./myread case "$ans" in y*) hostcat='nidump hosts .';; *) case "$hostcat" in nidump*) hostcat='';; esac ;; esac fi case "$hostcat" in nidump*) ;; *) case "$hostcat" in *ypcat*) dflt=y;; '') if $contains '^\+' /etc/passwd >/dev/null 2>&1; then dflt=y else dflt=n fi;; *) dflt=n;; esac echo " " rp='Are you getting the hosts file via yellow pages?' . ./myread case "$ans" in y*) hostcat='ypcat hosts';; *) hostcat='cat /etc/hosts';; esac ;; esac fi case "$hostcat" in '') test -f /etc/hosts && hostcat='cat /etc/hosts';; esac case "$groupcat" in '') test -f /etc/group && groupcat='cat /etc/group';; esac case "$passcat" in '') test -f /etc/passwd && passcat='cat /etc/passwd';; esac : now get the host name echo " " echo "Figuring out host name..." >&4 case "$myhostname" in '') cont=true echo 'Maybe "hostname" will work...' if tans=`sh -c hostname 2>&1` ; then myhostname=$tans phostname=hostname cont='' fi ;; *) cont='';; esac if $test "$cont"; then if ./xenix; then echo 'Oh, dear. Maybe "/etc/systemid" is the key...' if tans=`cat /etc/systemid 2>&1` ; then myhostname=$tans phostname='cat /etc/systemid' echo "Whadyaknow. Xenix always was a bit strange..." cont='' fi elif $test -r /etc/systemid; then echo "(What is a non-Xenix system doing with /etc/systemid?)" fi fi if $test "$cont"; then echo 'No, maybe "uuname -l" will work...' if tans=`sh -c 'uuname -l' 2>&1` ; then myhostname=$tans phostname='uuname -l' else echo 'Strange. Maybe "uname -n" will work...' if tans=`sh -c 'uname -n' 2>&1` ; then myhostname=$tans phostname='uname -n' else echo 'Oh well, maybe I can mine it out of whoami.h...' if tans=`sh -c $contains' sysname $usrinc/whoami.h' 2>&1` ; then myhostname=`echo "$tans" | $sed 's/^.*"\(.*\)"/\1/'` phostname="sed -n -e '"'/sysname/s/^.*\"\\(.*\\)\"/\1/{'"' -e p -e q -e '}' <$usrinc/whoami.h" else case "$myhostname" in '') echo "Does this machine have an identity crisis or something?" phostname='';; *) echo "Well, you said $myhostname before..." phostname='echo $myhostname';; esac fi fi fi fi case "$myhostname" in '') myhostname=noname ;; esac : you do not want to know about this set $myhostname myhostname=$1 : verify guess if $test "$myhostname" ; then dflt=y rp='Your host name appears to be "'$myhostname'".'" Right?" . ./myread case "$ans" in y*) ;; *) myhostname='';; esac fi : bad guess or no guess while $test "X$myhostname" = X ; do dflt='' rp="Please type the (one word) name of your host:" . ./myread myhostname="$ans" done : translate upper to lower if necessary case "$myhostname" in *[A-Z]*) echo "(Normalizing case in your host name)" myhostname=`echo $myhostname | ./tr '[A-Z]' '[a-z]'` ;; esac case "$myhostname" in *.*) dflt=`expr "X$myhostname" : "X[^.]*\(\..*\)"` myhostname=`expr "X$myhostname" : "X\([^.]*\)\."` echo "(Trimming domain name from host name--host name is now $myhostname)" ;; *) case "$mydomain" in '') { test "X$hostcat" = "Xypcat hosts" && ypmatch "$myhostname" hosts 2>/dev/null |\ $sed -e 's/[ ]*#.*//; s/$/ /' > hosts && \ $test -s hosts } || { test "X$hostcat" != "X" && $hostcat | $sed -n -e "s/[ ]*#.*//; s/\$/ / /[ ]$myhostname[ . ]/p" > hosts } tmp_re="[ . ]" if $test -f hosts; then $test x`$awk "/[0-9].*[ ]$myhostname$tmp_re/ { sum++ } END { print sum }" hosts` = x1 || tmp_re="[ ]" dflt=.`$awk "/[0-9].*[ ]$myhostname$tmp_re/ {for(i=2; i<=NF;i++) print \\\$i}" \ hosts | $sort | $uniq | \ $sed -n -e "s/$myhostname\.\([-a-zA-Z0-9_.]\)/\1/p"` case `$echo X$dflt` in X*\ *) echo "(Several hosts in the database matched hostname)" dflt=. ;; X.) echo "(You do not have fully-qualified names in the hosts database)" ;; esac else echo "(I cannot locate a hosts database anywhere)" dflt=. fi case "$dflt" in .) tans=`./loc resolv.conf X /etc /usr/etc` if $test -f "$tans"; then echo "(Attempting domain name extraction from $tans)" dflt=.`$sed -n -e 's/ / /g' \ -e 's/^search *\([^ ]*\).*/\1/p' $tans \ | ./tr '[A-Z]' '[a-z]' 2>/dev/null` case "$dflt" in .) dflt=.`$sed -n -e 's/ / /g' \ -e 's/^domain *\([^ ]*\).*/\1/p' $tans \ | ./tr '[A-Z]' '[a-z]' 2>/dev/null` ;; esac fi ;; esac case "$dflt" in .) echo "(No help from resolv.conf either -- attempting clever guess)" dflt=.`sh -c domainname 2>/dev/null` case "$dflt" in '') dflt='.';; .nis.*|.yp.*|.main.*) dflt=`echo $dflt | $sed -e 's/^\.[^.]*//'`;; esac ;; esac case "$dflt$osname" in .os390) echo "(Attempting domain name extraction from //'SYS1.TCPPARMS(TCPDATA)')" dflt=.`awk '/^DOMAINORIGIN/ {print $2}' "//'SYS1.TCPPARMS(TCPDATA)'" 2>/dev/null` ;; esac case "$dflt" in .) echo "(Lost all hope -- silly guess then)" dflt='.nonet' ;; esac $rm -f hosts ;; *) dflt="$mydomain";; esac;; esac echo " " rp="What is your domain name?" . ./myread tans="$ans" case "$ans" in '') ;; .*) ;; *) tans=".$tans";; esac mydomain="$tans" : translate upper to lower if necessary case "$mydomain" in *[A-Z]*) echo "(Normalizing case in your domain name)" mydomain=`echo $mydomain | ./tr '[A-Z]' '[a-z]'` ;; esac : a little sanity check here case "$phostname" in '') ;; *) case `$phostname | ./tr '[A-Z]' '[a-z]'` in $myhostname$mydomain|$myhostname) ;; *) case "$phostname" in sed*) echo "(That doesn't agree with your whoami.h file, by the way.)" ;; *) echo "(That doesn't agree with your $phostname command, by the way.)" ;; esac ;; esac ;; esac $cat <&4 <&4 $cat >try.c < #include int main() { printf("%d\n", (int)sizeof($lseektype)); return(0); } EOCP set try if eval $compile_ok; then lseeksize=`$run ./try` echo "Your file offsets are $lseeksize bytes long." else dflt=$longsize echo " " echo "(I can't seem to compile the test program. Guessing...)" rp="What is the size of your file offsets (in bytes)?" . ./myread lseeksize="$ans" fi $rm -f try.c try : see what type file positions are declared as in the library rp="What is the type for file position used by fsetpos()?" set fpos_t fpostype long stdio.h sys/types.h eval $typedef_ask echo " " case "$fpostype" in *_t) zzz="$fpostype" ;; *) zzz="fpos_t" ;; esac echo "Checking the size of $zzz..." >&4 cat > try.c < #include int main() { printf("%d\n", (int)sizeof($fpostype)); exit(0); } EOCP set try if eval $compile_ok; then yyy=`$run ./try` case "$yyy" in '') fpossize=4 echo "(I can't execute the test program--guessing $fpossize.)" >&4 ;; *) fpossize=$yyy echo "Your $zzz is $fpossize bytes long." ;; esac else dflt="$longsize" echo " " >&4 echo "(I can't compile the test program. Guessing...)" >&4 rp="What is the size of your file positions (in bytes)?" . ./myread fpossize="$ans" fi # Backward compatibility (uselfs is deprecated). case "$uselfs" in "$define"|true|[yY]*) cat <&4 *** Configure -Duselfs is deprecated, using -Duselargefiles instead. EOM uselargefiles="$define" ;; esac case "$lseeksize:$fpossize" in 8:8) cat <&4 $cat >try.c < #include int main() { printf("%d\n", (int)sizeof($lseektype)); return(0); } EOCP set try if eval $compile_ok; then lseeksize=`$run ./try` $echo "Your file offsets are now $lseeksize bytes long." else dflt="$lseeksize" echo " " echo "(I can't seem to compile the test program. Guessing...)" rp="What is the size of your file offsets (in bytes)?" . ./myread lseeksize="$ans" fi case "$fpostype" in *_t) zzz="$fpostype" ;; *) zzz="fpos_t" ;; esac $echo $n "Rechecking the size of $zzz...$c" >&4 $cat > try.c < #include int main() { printf("%d\n", (int)sizeof($fpostype)); exit(0); } EOCP set try if eval $compile_ok; then yyy=`$run ./try` dflt="$lseeksize" case "$yyy" in '') echo " " echo "(I can't execute the test program--guessing $fpossize.)" >&4 ;; *) fpossize=$yyy echo " $fpossize bytes." >&4 ;; esac else dflt="$fpossize" echo " " echo "(I can't compile the test program. Guessing...)" >&4 rp="What is the size of your file positions (in bytes)?" . ./myread fpossize="$ans" fi $rm -f try.c try fi ;; esac case "$vendorprefix" in '') d_vendorbin="$undef" vendorbin='' vendorbinexp='' ;; *) d_vendorbin="$define" : determine where vendor-supplied executables go. case "$vendorbin" in '') dflt=$vendorprefix/bin ;; *) dflt="$vendorbin" ;; esac fn=d~+ rp='Pathname for the vendor-supplied executables directory?' . ./getfile vendorbin="$ans" vendorbinexp="$ansexp" ;; esac : Change installation prefix, if necessary. if $test X"$prefix" != X"$installprefix"; then installvendorbin=`echo $vendorbinexp | $sed "s#^$prefix#$installprefix#"` else installvendorbin="$vendorbinexp" fi : see if qgcvt exists set qgcvt d_qgcvt eval $inlibc : Check how to convert floats to strings. if test "X$d_Gconvert" = X; then echo " " echo "Checking for an efficient way to convert floats to strings." echo " " > try.c case "$uselongdouble" in "$define") echo "#define USE_LONG_DOUBLE" >>try.c ;; esac case "$d_longdbl" in "$define") echo "#define HAS_LONG_DOUBLE" >>try.c ;; esac case "$d_PRIgldbl" in "$define") echo "#define HAS_PRIgldbl" >>try.c ;; esac $cat >>try.c < #define I_STDLIB $i_stdlib #ifdef I_STDLIB #include #endif int checkit(expect, got) char *expect; char *got; { if (strcmp(expect, got)) { printf("%s oddity: Expected %s, got %s\n", myname, expect, got); exit(1); } } int main() { char buf[64]; buf[63] = '\0'; /* This must be 1st test on (which?) platform */ /* Alan Burlison */ Gconvert((DOUBLETYPE)0.1, 8, 0, buf); checkit("0.1", buf); Gconvert((DOUBLETYPE)0.01, 8, 0, buf); checkit("0.01", buf); Gconvert((DOUBLETYPE)0.001, 8, 0, buf); checkit("0.001", buf); Gconvert((DOUBLETYPE)0.0001, 8, 0, buf); checkit("0.0001", buf); Gconvert((DOUBLETYPE)0.00009, 8, 0, buf); if (strlen(buf) > 5) checkit("9e-005", buf); /* for Microsoft ?? */ else checkit("9e-05", buf); Gconvert((DOUBLETYPE)1.0, 8, 0, buf); checkit("1", buf); Gconvert((DOUBLETYPE)1.1, 8, 0, buf); checkit("1.1", buf); Gconvert((DOUBLETYPE)1.01, 8, 0, buf); checkit("1.01", buf); Gconvert((DOUBLETYPE)1.001, 8, 0, buf); checkit("1.001", buf); Gconvert((DOUBLETYPE)1.0001, 8, 0, buf); checkit("1.0001", buf); Gconvert((DOUBLETYPE)1.00001, 8, 0, buf); checkit("1.00001", buf); Gconvert((DOUBLETYPE)1.000001, 8, 0, buf); checkit("1.000001", buf); Gconvert((DOUBLETYPE)0.0, 8, 0, buf); checkit("0", buf); Gconvert((DOUBLETYPE)-1.0, 8, 0, buf); checkit("-1", buf); /* Some Linux gcvt's give 1.e+5 here. */ Gconvert((DOUBLETYPE)100000.0, 8, 0, buf); checkit("100000", buf); /* Some Linux gcvt's give -1.e+5 here. */ Gconvert((DOUBLETYPE)-100000.0, 8, 0, buf); checkit("-100000", buf); Gconvert((DOUBLETYPE)123.456, 8, 0, buf); checkit("123.456", buf); /* Testing of 1e+129 in bigintpm.t must not get extra '.' here. */ Gconvert((DOUBLETYPE)1e34, 8, 0, buf); /* 34 should be enough to scare even long double * places into using the e notation. */ if (strlen(buf) > 5) checkit("1e+034", buf); /* for Microsoft */ else checkit("1e+34", buf); /* For Perl, if you add additional tests here, also add them to * t/base/num.t for benefit of platforms not using Configure or * overriding d_Gconvert */ exit(0); } EOP : first add preferred functions to our list xxx_list="" for xxx_convert in $gconvert_preference; do case $xxx_convert in gcvt|gconvert|sprintf) xxx_list="$xxx_list $xxx_convert" ;; *) echo "Discarding unrecognized gconvert_preference $xxx_convert" >&4 ;; esac done : then add any others for xxx_convert in gconvert gcvt sprintf; do case "$xxx_list" in *$xxx_convert*) ;; *) xxx_list="$xxx_list $xxx_convert" ;; esac done case "$d_longdbl$uselongdouble" in "$define$define") : again, add prefered functions to our list first xxx_ld_list="" for xxx_convert in $gconvert_ld_preference; do case $xxx_convert in qgcvt|gcvt|gconvert|sprintf) xxx_ld_list="$xxx_ld_list $xxx_convert" ;; *) echo "Discarding unrecognized gconvert_ld_preference $xxx_convert" ;; esac done : then add qgcvt, sprintf--then, in xxx_list order, gconvert and gcvt for xxx_convert in qgcvt sprintf $xxx_list; do case "$xxx_ld_list" in $xxx_convert*|*" $xxx_convert"*) ;; *) xxx_ld_list="$xxx_ld_list $xxx_convert" ;; esac done : if sprintf cannot do long doubles, move it to the end if test "$d_PRIgldbl" != "$define"; then xxx_ld_list="`echo $xxx_ld_list|sed s/sprintf//` sprintf" fi : if no qgcvt, remove it if test "$d_qgcvt" != "$define"; then xxx_ld_list="`echo $xxx_ld_list|sed s/qgcvt//`" fi : use the ld_list xxx_list="$xxx_ld_list" ;; esac for xxx_convert in $xxx_list; do echo "Trying $xxx_convert..." $rm -f try try$_o set try -DTRY_$xxx_convert if eval $compile; then echo "$xxx_convert() found." >&4 if $run ./try; then echo "I'll use $xxx_convert to convert floats into a string." >&4 break; else echo "...But $xxx_convert didn't work as I expected." xxx_convert='' fi else echo "$xxx_convert NOT found." >&4 fi done if test X$xxx_convert = X; then echo "*** WHOA THERE!!! ***" >&4 echo "None of ($xxx_list) seemed to work properly. I'll use sprintf." >&4 xxx_convert=sprintf fi case "$xxx_convert" in gconvert) d_Gconvert='gconvert((x),(n),(t),(b))' ;; gcvt) d_Gconvert='gcvt((x),(n),(b))' ;; qgcvt) d_Gconvert='qgcvt((x),(n),(b))' ;; *) case "$uselongdouble$d_longdbl$d_PRIgldbl" in "$define$define$define") d_Gconvert="sprintf((b),\"%.*\"$sPRIgldbl,(n),(x))" ;; "$define$define$undef") d_Gconvert='sprintf((b),"%.*g",(n),(double)(x))' ;; *) d_Gconvert='sprintf((b),"%.*g",(n),(x))' ;; esac ;; esac fi : see if _fwalk exists set fwalk d__fwalk eval $inlibc : Initialize h_fcntl h_fcntl=false : Initialize h_sysfile h_sysfile=false : access call always available on UNIX set access d_access eval $inlibc : locate the flags for 'access()' case "$d_access" in "$define") echo " " $cat >access.c <<'EOCP' #include #ifdef I_FCNTL #include #endif #ifdef I_SYS_FILE #include #endif #ifdef I_UNISTD #include #endif int main() { exit(R_OK); } EOCP : check sys/file.h first, no particular reason here if $test `./findhdr sys/file.h` && \ $cc -o access $cppflags -DI_SYS_FILE access.c >/dev/null 2>&1 ; then h_sysfile=true; echo " defines the *_OK access constants." >&4 elif $test `./findhdr fcntl.h` && \ $cc -o access $cppflags -DI_FCNTL access.c >/dev/null 2>&1 ; then h_fcntl=true; echo " defines the *_OK access constants." >&4 elif $test `./findhdr unistd.h` && \ $cc -o access $cppflags -DI_UNISTD access.c >/dev/null 2>&1 ; then echo " defines the *_OK access constants." >&4 else echo "I can't find the four *_OK access constants--I'll use mine." >&4 fi ;; esac $rm -f access* : see if accessx exists set accessx d_accessx eval $inlibc : see if alarm exists set alarm d_alarm eval $inlibc : define a fucntion to check prototypes $cat > protochk <> protochk <<'EOSH' $rm -f try.c foo="$1" shift while test $# -ge 2; do case "$1" in $define) echo "#include <$2>" >> try.c ;; literal) echo "$2" >> try.c ;; esac shift 2 done test "$prototype" = "$define" && echo '#define CAN_PROTOTYPE' >> try.c cat >> try.c <<'EOCP' #ifdef CAN_PROTOTYPE #define _(args) args #else #define _(args) () #endif EOCP echo "$foo" >> try.c echo 'int no_real_function_has_this_name _((void)) { return 0; }' >> try.c $cc $optimize $ccflags -c try.c > /dev/null 2>&1 status=$? $rm -f try.[co] exit $status EOSH chmod +x protochk $eunicefix protochk : see if sys/types.h has to be included set sys/types.h i_systypes eval $inhdr : see if sys/select.h has to be included set sys/select.h i_sysselct eval $inhdr hasfield='varname=$1; struct=$2; field=$3; shift; shift; shift; while $test $# -ge 2; do case "$1" in $define) echo "#include <$2>";; esac ; shift 2; done > try.c; echo "int main () { struct $struct foo; char* bar; bar = (char*)foo.$field; }" >> try.c; set try; if eval $compile; then val="$define"; else val="$undef"; fi; set $varname; eval $setvar; $rm -f try.c try.o' : see if we should include time.h, sys/time.h, or both echo " " if test "X$timeincl" = X; then echo "Testing to see if we should include , or both." >&4 $echo $n "I'm now running the test program...$c" $cat >try.c <<'EOCP' #include #ifdef I_TIME #include #endif #ifdef I_SYSTIME #ifdef SYSTIMEKERNEL #define KERNEL #endif #include #endif #ifdef I_SYSSELECT #include #endif int main() { struct tm foo; #ifdef S_TIMEVAL struct timeval bar; #endif #ifdef S_TIMEZONE struct timezone tzp; #endif if (foo.tm_sec == foo.tm_sec) exit(0); #ifdef S_TIMEVAL if (bar.tv_sec == bar.tv_sec) exit(0); #endif exit(1); } EOCP flags='' for s_timezone in '-DS_TIMEZONE' ''; do sysselect='' for s_timeval in '-DS_TIMEVAL' ''; do for i_systimek in '' '-DSYSTIMEKERNEL'; do for i_time in '' '-DI_TIME'; do for i_systime in '-DI_SYSTIME' ''; do case "$flags" in '') $echo $n ".$c" set try $i_time $i_systime $i_systimek $sysselect $s_timeval $s_timezone if eval $compile; then set X $i_time $i_systime $i_systimek $sysselect $s_timeval shift flags="$*" echo " " $echo $n "Succeeded with $flags$c" fi ;; esac done done done done done timeincl='' echo " " case "$flags" in *SYSTIMEKERNEL*) i_systimek="$define" timeincl=`./findhdr sys/time.h` echo "We'll include with KERNEL defined." >&4;; *) i_systimek="$undef";; esac case "$flags" in *I_TIME*) i_time="$define" timeincl=`./findhdr time.h`" $timeincl" echo "We'll include ." >&4;; *) i_time="$undef";; esac case "$flags" in *I_SYSTIME*) i_systime="$define" timeincl=`./findhdr sys/time.h`" $timeincl" echo "We'll include ." >&4;; *) i_systime="$undef";; esac $rm -f try.c try fi : see if struct tm knows about tm_zone case "$i_systime$i_time" in *$define*) echo " " echo "Checking to see if your struct tm has tm_zone field..." >&4 set d_tm_tm_zone tm tm_zone $i_systime sys/time.h $i_time time.h eval $hasfield ;; *) val="$undef" set d_tm_tm_zone eval $setvar ;; esac case "$d_tm_tm_zone" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : see if struct tm knows about tm_gmtoff case "$i_systime$i_time" in *$define*) echo " " echo "Checking to see if your struct tm has tm_gmtoff field..." >&4 set d_tm_tm_gmtoff tm tm_gmtoff $i_systime sys/time.h $i_time time.h eval $hasfield ;; *) val="$undef" set d_tm_tm_gmtoff eval $setvar ;; esac case "$d_tm_tm_gmtoff" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : see if asctime_r exists set asctime_r d_asctime_r eval $inlibc case "$d_asctime_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" case "$asctime_r_proto" in ''|0) try='char* asctime_r(const struct tm*, char*);' ./protochk "extern $try" $hdrs && asctime_r_proto=B_SB ;; esac case "$asctime_r_proto" in ''|0) try='char* asctime_r(const struct tm*, char*, int);' ./protochk "extern $try" $hdrs && asctime_r_proto=B_SBI ;; esac case "$asctime_r_proto" in ''|0) try='int asctime_r(const struct tm*, char*);' ./protochk "extern $try" $hdrs && asctime_r_proto=I_SB ;; esac case "$asctime_r_proto" in ''|0) try='int asctime_r(const struct tm*, char*, int);' ./protochk "extern $try" $hdrs && asctime_r_proto=I_SBI ;; esac case "$asctime_r_proto" in '') d_asctime_r=undef asctime_r_proto=0 echo "Disabling asctime_r, cannot determine prototype." ;; * ) case "$asctime_r_proto" in REENTRANT_PROTO*) ;; *) asctime_r_proto="REENTRANT_PROTO_$asctime_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) asctime_r_proto=0 ;; esac : see if atolf exists set atolf d_atolf eval $inlibc : see if atoll exists set atoll d_atoll eval $inlibc : Look for GNU-cc style attribute checking echo " " echo "Checking whether your compiler can handle __attribute__ ..." >&4 $cat >attrib.c <<'EOCP' #include void croak (char* pat,...) __attribute__((format(printf,1,2),noreturn)); EOCP if $cc $ccflags -c attrib.c >attrib.out 2>&1 ; then if $contains 'warning' attrib.out >/dev/null 2>&1; then echo "Your C compiler doesn't fully support __attribute__." val="$undef" else echo "Your C compiler supports __attribute__." val="$define" fi else echo "Your C compiler doesn't seem to understand __attribute__ at all." val="$undef" fi set d_attribut eval $setvar $rm -f attrib* : see if bcmp exists set bcmp d_bcmp eval $inlibc : see if bcopy exists set bcopy d_bcopy eval $inlibc : see if this is a unistd.h system set unistd.h i_unistd eval $inhdr : see if getpgrp exists set getpgrp d_getpgrp eval $inlibc case "$d_getpgrp" in "$define") echo " " echo "Checking to see which flavor of getpgrp is in use..." $cat >try.c < #ifdef I_UNISTD # include #endif int main() { if (getuid() == 0) { printf("(I see you are running Configure as super-user...)\n"); setuid(1); } #ifdef TRY_BSD_PGRP if (getpgrp(1) == 0) exit(0); #else if (getpgrp() > 0) exit(0); #endif exit(1); } EOP if $cc -o try -DTRY_BSD_PGRP $ccflags $ldflags try.c $libs >/dev/null 2>&1 && $run ./try; then echo "You have to use getpgrp(pid) instead of getpgrp()." >&4 val="$define" elif $cc -o try $ccflags $ldflags try.c $libs >/dev/null 2>&1 && $run ./try; then echo "You have to use getpgrp() instead of getpgrp(pid)." >&4 val="$undef" else echo "I can't seem to compile and run the test program." if ./usg; then xxx="a USG one, i.e. you use getpgrp()." else # SVR4 systems can appear rather BSD-ish. case "$i_unistd" in $undef) xxx="a BSD one, i.e. you use getpgrp(pid)." val="$define" ;; $define) xxx="probably a USG one, i.e. you use getpgrp()." val="$undef" ;; esac fi echo "Assuming your getpgrp is $xxx" >&4 fi ;; *) val="$undef";; esac set d_bsdgetpgrp eval $setvar $rm -f try try.* : see if setpgrp exists set setpgrp d_setpgrp eval $inlibc case "$d_setpgrp" in "$define") echo " " echo "Checking to see which flavor of setpgrp is in use..." $cat >try.c < #ifdef I_UNISTD # include #endif int main() { if (getuid() == 0) { printf("(I see you are running Configure as super-user...)\n"); setuid(1); } #ifdef TRY_BSD_PGRP if (-1 == setpgrp(1, 1)) exit(0); #else if (setpgrp() != -1) exit(0); #endif exit(1); } EOP if $cc -o try -DTRY_BSD_PGRP $ccflags $ldflags try.c $libs >/dev/null 2>&1 && $run ./try; then echo 'You have to use setpgrp(pid,pgrp) instead of setpgrp().' >&4 val="$define" elif $cc -o try $ccflags $ldflags try.c $libs >/dev/null 2>&1 && $run ./try; then echo 'You have to use setpgrp() instead of setpgrp(pid,pgrp).' >&4 val="$undef" else echo "(I can't seem to compile and run the test program.)" if ./usg; then xxx="a USG one, i.e. you use setpgrp()." else # SVR4 systems can appear rather BSD-ish. case "$i_unistd" in $undef) xxx="a BSD one, i.e. you use setpgrp(pid,pgrp)." val="$define" ;; $define) xxx="probably a USG one, i.e. you use setpgrp()." val="$undef" ;; esac fi echo "Assuming your setpgrp is $xxx" >&4 fi ;; *) val="$undef";; esac set d_bsdsetpgrp eval $setvar $rm -f try try.* : see if bzero exists set bzero d_bzero eval $inlibc : see if signal is declared as pointer to function returning int or void echo " " xxx=`./findhdr signal.h` $test "$xxx" && $cppstdin $cppminus $cppflags < $xxx >$$.tmp 2>/dev/null if $contains 'int.*\*[ ]*signal' $$.tmp >/dev/null 2>&1 ; then echo "You have int (*signal())() instead of void." >&4 val="$undef" elif $contains 'void.*\*[ ]*signal' $$.tmp >/dev/null 2>&1 ; then echo "You have void (*signal())()." >&4 val="$define" elif $contains 'extern[ ]*[(\*]*signal' $$.tmp >/dev/null 2>&1 ; then echo "You have int (*signal())() instead of void." >&4 val="$undef" elif $contains 'void.*\*.*sig' $$.tmp >/dev/null 2>&1 ; then echo "You have void (*signal())()." >&4 val="$define" else case "$d_voidsig" in '') echo "I can't determine whether signal handler returns void or int..." >&4 dflt=void rp="What type does your signal handler return?" . ./myread case "$ans" in v*) val="$define";; *) val="$undef";; esac;; "$define") echo "As you already told me, signal handler returns void." >&4 val="$define" ;; *) echo "As you already told me, signal handler returns int." >&4 val="$undef" ;; esac fi set d_voidsig eval $setvar case "$d_voidsig" in "$define") signal_t="void";; *) signal_t="int";; esac $rm -f $$.tmp : check for ability to cast large floats to 32-bit ints. echo " " echo 'Checking whether your C compiler can cast large floats to int32.' >&4 if $test "$intsize" -ge 4; then xxx=int else xxx=long fi $cat >try.c < #include #include $signal_t blech(s) int s; { exit(3); } int main() { $xxx i32; double f, g; int result = 0; char str[16]; signal(SIGFPE, blech); /* Don't let compiler optimize the test away. Store the number in a writable string for gcc to pass to sscanf under HP/UX. */ sprintf(str, "2147483647"); sscanf(str, "%lf", &f); /* f = (double) 0x7fffffff; */ g = 10 * f; i32 = ($xxx) g; /* x86 processors will probably give 0x8000 0000, which is a sign change. We don't want that. We want to mimic SPARC behavior here, which is to preserve the sign and give back 0x7fff ffff. */ if (i32 != ($xxx) f) result |= 1; exit(result); } EOCP set try if eval $compile_ok; then $run ./try yyy=$? else echo "(I can't seem to compile the test program--assuming it can't)" yyy=1 fi case "$yyy" in 0) val="$define" echo "Yup, it can." ;; *) val="$undef" echo "Nope, it can't." ;; esac set d_casti32 eval $setvar $rm -f try try.* : check for ability to cast negative floats to unsigned echo " " echo 'Checking whether your C compiler can cast negative float to unsigned.' >&4 $cat >try.c < #include #include $signal_t blech(s) int s; { exit(7); } $signal_t blech_in_list(s) int s; { exit(4); } unsigned long dummy_long(p) unsigned long p; { return p; } unsigned int dummy_int(p) unsigned int p; { return p; } unsigned short dummy_short(p) unsigned short p; { return p; } int main() { double f; unsigned long along; unsigned int aint; unsigned short ashort; int result = 0; char str[16]; /* Frustrate gcc-2.7.2's optimizer which failed this test with a direct f = -123. assignment. gcc-2.8.0 reportedly optimized the whole file away */ /* Store the number in a writable string for gcc to pass to sscanf under HP/UX. */ sprintf(str, "-123"); sscanf(str, "%lf", &f); /* f = -123.; */ signal(SIGFPE, blech); along = (unsigned long)f; aint = (unsigned int)f; ashort = (unsigned short)f; if (along != (unsigned long)-123) result |= 1; if (aint != (unsigned int)-123) result |= 1; if (ashort != (unsigned short)-123) result |= 1; sprintf(str, "1073741824."); sscanf(str, "%lf", &f); /* f = (double)0x40000000; */ f = f + f; along = 0; along = (unsigned long)f; if (along != 0x80000000) result |= 2; f -= 1.; along = 0; along = (unsigned long)f; if (along != 0x7fffffff) result |= 1; f += 2.; along = 0; along = (unsigned long)f; if (along != 0x80000001) result |= 2; if (result) exit(result); signal(SIGFPE, blech_in_list); sprintf(str, "123."); sscanf(str, "%lf", &f); /* f = 123.; */ along = dummy_long((unsigned long)f); aint = dummy_int((unsigned int)f); ashort = dummy_short((unsigned short)f); if (along != (unsigned long)123) result |= 4; if (aint != (unsigned int)123) result |= 4; if (ashort != (unsigned short)123) result |= 4; exit(result); } EOCP set try if eval $compile_ok; then $run ./try castflags=$? else echo "(I can't seem to compile the test program--assuming it can't)" castflags=7 fi case "$castflags" in 0) val="$define" echo "Yup, it can." ;; *) val="$undef" echo "Nope, it can't." ;; esac set d_castneg eval $setvar $rm -f try.* : see if vprintf exists echo " " if set vprintf val -f d_vprintf; eval $csym; $val; then echo 'vprintf() found.' >&4 val="$define" $cat >try.c <<'EOF' #include int main() { xxx("foo"); } xxx(va_alist) va_dcl { va_list args; char buf[10]; va_start(args); exit((unsigned long)vsprintf(buf,"%s",args) > 10L); } EOF set try if eval $compile && $run ./try; then echo "Your vsprintf() returns (int)." >&4 val2="$undef" else echo "Your vsprintf() returns (char*)." >&4 val2="$define" fi else echo 'vprintf() NOT found.' >&4 val="$undef" val2="$undef" fi $rm -f try try.* set d_vprintf eval $setvar val=$val2 set d_charvspr eval $setvar : see if chown exists set chown d_chown eval $inlibc : see if chroot exists set chroot d_chroot eval $inlibc : see if chsize exists set chsize d_chsize eval $inlibc : see if class exists set class d_class eval $inlibc hasstruct='varname=$1; struct=$2; shift; shift; while $test $# -ge 2; do case "$1" in $define) echo "#include <$2>";; esac ; shift 2; done > try.c; echo "int main () { struct $struct foo; }" >> try.c; set try; if eval $compile; then val="$define"; else val="$undef"; fi; set $varname; eval $setvar; $rm -f try.c try.o' socketlib='' sockethdr='' : see whether socket exists echo " " $echo $n "Hmm... $c" >&4 if set socket val -f d_socket; eval $csym; $val; then echo "Looks like you have Berkeley networking support." >&4 d_socket="$define" if set setsockopt val -f; eval $csym; $val; then d_oldsock="$undef" else echo "...but it uses the old BSD 4.1c interface, rather than 4.2." >&4 d_oldsock="$define" fi else if $contains socklib libc.list >/dev/null 2>&1; then echo "Looks like you have Berkeley networking support." >&4 d_socket="$define" : we will have to assume that it supports the 4.2 BSD interface d_oldsock="$undef" else echo "You don't have Berkeley networking in libc$_a..." >&4 if test "X$d_socket" = "X$define"; then echo "...but you seem to believe that you have sockets." >&4 else for net in net socket do if test -f /usr/lib/lib$net$_a; then ( ($nm $nm_opt /usr/lib/lib$net$_a | eval $nm_extract) || \ $ar t /usr/lib/lib$net$_a) 2>/dev/null >> libc.list if $contains socket libc.list >/dev/null 2>&1; then d_socket="$define" socketlib="-l$net" case "$net" in net) echo "...but the Wollongong group seems to have hacked it in." >&4 sockethdr="-I/usr/netinclude" ;; esac echo "Found Berkeley sockets interface in lib$net." >&4 if $contains setsockopt libc.list >/dev/null 2>&1; then d_oldsock="$undef" else echo "...using the old BSD 4.1c interface, rather than 4.2." >&4 d_oldsock="$define" fi break fi fi done if test "X$d_socket" != "X$define"; then echo "or anywhere else I see." >&4 d_socket="$undef" d_oldsock="$undef" fi fi fi fi : see if socketpair exists set socketpair d_sockpair eval $inlibc echo " " echo "Checking the availability of certain socket constants..." >&4 for ENUM in MSG_CTRUNC MSG_DONTROUTE MSG_OOB MSG_PEEK MSG_PROXY SCM_RIGHTS; do enum=`$echo $ENUM|./tr '[A-Z]' '[a-z]'` $cat >try.c < #include int main() { int i = $ENUM; } EOF val="$undef" set try; if eval $compile; then val="$define" fi set d_${enum}; eval $setvar $rm -f try.c try done : see if this is a sys/uio.h system set sys/uio.h i_sysuio eval $inhdr echo " " echo "Checking to see if your system supports struct cmsghdr..." >&4 set d_cmsghdr_s cmsghdr $i_systypes sys/types.h $d_socket sys/socket.h $i_sysuio sys/uio.h eval $hasstruct case "$d_cmsghdr_s" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : check for const keyword echo " " echo 'Checking to see if your C compiler knows about "const"...' >&4 $cat >const.c <<'EOCP' typedef struct spug { int drokk; } spug; int main() { const char *foo; const spug y; } EOCP if $cc -c $ccflags const.c >/dev/null 2>&1 ; then val="$define" echo "Yup, it does." else val="$undef" echo "Nope, it doesn't." fi set d_const eval $setvar : see if crypt exists echo " " set crypt d_crypt eval $inlibc case "$d_crypt" in $define) cryptlib='' ;; *) if set crypt val -f d_crypt; eval $csym; $val; then echo 'crypt() found.' >&4 val="$define" cryptlib='' else cryptlib=`./loc Slibcrypt$_a "" $xlibpth` if $test -z "$cryptlib"; then cryptlib=`./loc Mlibcrypt$_a "" $xlibpth` else cryptlib=-lcrypt fi if $test -z "$cryptlib"; then cryptlib=`./loc Llibcrypt$_a "" $xlibpth` else cryptlib=-lcrypt fi if $test -z "$cryptlib"; then cryptlib=`./loc libcrypt$_a "" $libpth` else cryptlib=-lcrypt fi if $test -z "$cryptlib"; then echo 'crypt() NOT found.' >&4 val="$undef" else val="$define" fi fi set d_crypt eval $setvar ;; esac : see if this is a crypt.h system set crypt.h i_crypt eval $inhdr : see if crypt_r exists set crypt_r d_crypt_r eval $inlibc case "$d_crypt_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_crypt crypt.h" case "$crypt_r_proto" in ''|0) try='char* crypt_r(const char*, const char*, struct crypt_data*);' ./protochk "extern $try" $hdrs && crypt_r_proto=B_CCS ;; esac case "$crypt_r_proto" in '') d_crypt_r=undef crypt_r_proto=0 echo "Disabling crypt_r, cannot determine prototype." ;; * ) case "$crypt_r_proto" in REENTRANT_PROTO*) ;; *) crypt_r_proto="REENTRANT_PROTO_$crypt_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) crypt_r_proto=0 ;; esac : get csh whereabouts case "$csh" in 'csh') val="$undef" ;; *) val="$define" ;; esac set d_csh eval $setvar : Respect a hint or command line value for full_csh. case "$full_csh" in '') full_csh=$csh ;; esac : see if ctermid_r exists set ctermid_r d_ctermid_r eval $inlibc case "$d_ctermid_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_stdio stdio.h" case "$ctermid_r_proto" in ''|0) try='char* ctermid_r(char*);' ./protochk "extern $try" $hdrs && ctermid_r_proto=B_B ;; esac case "$ctermid_r_proto" in '') d_ctermid_r=undef ctermid_r_proto=0 echo "Disabling ctermid_r, cannot determine prototype." ;; * ) case "$ctermid_r_proto" in REENTRANT_PROTO*) ;; *) ctermid_r_proto="REENTRANT_PROTO_$ctermid_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) ctermid_r_proto=0 ;; esac : see if ctime_r exists set ctime_r d_ctime_r eval $inlibc case "$d_ctime_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" case "$ctime_r_proto" in ''|0) try='char* ctime_r(const time_t*, char*);' ./protochk "extern $try" $hdrs && ctime_r_proto=B_SB ;; esac case "$ctime_r_proto" in ''|0) try='char* ctime_r(const time_t*, char*, int);' ./protochk "extern $try" $hdrs && ctime_r_proto=B_SBI ;; esac case "$ctime_r_proto" in ''|0) try='int ctime_r(const time_t*, char*);' ./protochk "extern $try" $hdrs && ctime_r_proto=I_SB ;; esac case "$ctime_r_proto" in ''|0) try='int ctime_r(const time_t*, char*, int);' ./protochk "extern $try" $hdrs && ctime_r_proto=I_SBI ;; esac case "$ctime_r_proto" in '') d_ctime_r=undef ctime_r_proto=0 echo "Disabling ctime_r, cannot determine prototype." ;; * ) case "$ctime_r_proto" in REENTRANT_PROTO*) ;; *) ctime_r_proto="REENTRANT_PROTO_$ctime_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) ctime_r_proto=0 ;; esac : see if cuserid exists set cuserid d_cuserid eval $inlibc : see if this is a limits.h system set limits.h i_limits eval $inhdr : see if this is a float.h system set float.h i_float eval $inhdr : See if number of significant digits in a double precision number is known echo " " $cat >dbl_dig.c < #endif #ifdef I_FLOAT #include #endif #ifdef DBL_DIG printf("Contains DBL_DIG"); #endif EOM $cppstdin $cppflags $cppminus < dbl_dig.c >dbl_dig.E 2>/dev/null if $contains 'DBL_DIG' dbl_dig.E >/dev/null 2>&1; then echo "DBL_DIG found." >&4 val="$define" else echo "DBL_DIG NOT found." >&4 val="$undef" fi $rm -f dbl_dig.? set d_dbl_dig eval $setvar hasproto='varname=$1; func=$2; shift; shift; while $test $# -ge 2; do case "$1" in $define) echo "#include <$2>";; esac ; shift 2; done > try.c; $cppstdin $cppflags $cppminus < try.c > tryout.c 2>/dev/null; if $contains "$func.*(" tryout.c >/dev/null 2>&1; then echo "$func() prototype found."; val="$define"; else echo "$func() prototype NOT found."; val="$undef"; fi; set $varname; eval $setvar; $rm -f try.c tryout.c' : see if dbm.h is available : see if dbmclose exists set dbmclose d_dbmclose eval $inlibc case "$d_dbmclose" in $define) set dbm.h i_dbm eval $inhdr case "$i_dbm" in $define) val="$undef" set i_rpcsvcdbm eval $setvar ;; *) set rpcsvc/dbm.h i_rpcsvcdbm eval $inhdr ;; esac ;; *) echo "We won't be including " val="$undef" set i_dbm eval $setvar val="$undef" set i_rpcsvcdbm eval $setvar ;; esac : see if prototype for dbminit is available echo " " set d_dbminitproto dbminit $i_dbm dbm.h eval $hasproto : see if difftime exists set difftime d_difftime eval $inlibc : see if this is a dirent system echo " " if xinc=`./findhdr dirent.h`; $test "$xinc"; then val="$define" echo " found." >&4 else val="$undef" if xinc=`./findhdr sys/dir.h`; $test "$xinc"; then echo " found." >&4 echo " " else xinc=`./findhdr sys/ndir.h` fi echo " NOT found." >&4 fi set i_dirent eval $setvar : Look for type of directory structure. echo " " $cppstdin $cppflags $cppminus < "$xinc" > try.c case "$direntrytype" in ''|' ') case "$i_dirent" in $define) guess1='struct dirent' ;; *) guess1='struct direct' ;; esac ;; *) guess1="$direntrytype" ;; esac case "$guess1" in 'struct dirent') guess2='struct direct' ;; *) guess2='struct dirent' ;; esac if $contains "$guess1" try.c >/dev/null 2>&1; then direntrytype="$guess1" echo "Your directory entries are $direntrytype." >&4 elif $contains "$guess2" try.c >/dev/null 2>&1; then direntrytype="$guess2" echo "Your directory entries seem to be $direntrytype." >&4 else echo "I don't recognize your system's directory entries." >&4 rp="What type is used for directory entries on this system?" dflt="$guess1" . ./myread direntrytype="$ans" fi $rm -f try.c : see if the directory entry stores field length echo " " $cppstdin $cppflags $cppminus < "$xinc" > try.c if $contains 'd_namlen' try.c >/dev/null 2>&1; then echo "Good, your directory entry keeps length information in d_namlen." >&4 val="$define" else echo "Your directory entry does not know about the d_namlen field." >&4 val="$undef" fi set d_dirnamlen eval $setvar $rm -f try.c : see if this is an sysdir system set sys/dir.h i_sysdir eval $inhdr : see if this is an sysndir system set sys/ndir.h i_sysndir eval $inhdr : Look for dirfd echo " " $cat >dirfd.c < #$i_dirent I_DIRENT /**/ #$i_sysdir I_SYS_DIR /**/ #$i_sysndir I_SYS_NDIR /**/ #$i_systypes I_SYS_TYPES /**/ #if defined(I_SYS_TYPES) #include #endif #if defined(I_DIRENT) #include #if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ #include #endif #else #ifdef I_SYS_NDIR #include #else #ifdef I_SYS_DIR #ifdef hp9000s500 #include /* may be wrong in the future */ #else #include #endif #endif #endif #endif int main() { DIR *dirp = opendir("."); if (dirfd(dirp) >= 0) exit(0); else exit(1); } EOM set dirfd if eval $compile; then val="$define" fi case "$val" in $define) echo "dirfd() found." >&4 ;; *) echo "dirfd() NOT found." >&4 ;; esac set d_dirfd eval $setvar $rm -f dirfd* : see if dlerror exists xxx_runnm="$runnm" runnm=false set dlerror d_dlerror eval $inlibc runnm="$xxx_runnm" : see if dlfcn is available set dlfcn.h i_dlfcn eval $inhdr case "$usedl" in $define|y|true) $cat << EOM On a few systems, the dynamically loaded modules that perl generates and uses will need a different extension than shared libs. The default will probably be appropriate. EOM case "$dlext" in '') dflt="$so" ;; *) dflt="$dlext" ;; esac rp='What is the extension of dynamically loaded modules' . ./myread dlext="$ans" ;; *) dlext="none" ;; esac : Check if dlsym need a leading underscore echo " " val="$undef" case "$dlsrc" in dl_dlopen.xs) echo "Checking whether your dlsym() needs a leading underscore ..." >&4 $cat >dyna.c <<'EOM' fred () { } EOM $cat >fred.c< #$i_dlfcn I_DLFCN #ifdef I_DLFCN #include /* the dynamic linker include file for SunOS/Solaris */ #else #include #include #include #endif extern int fred() ; int main() { void * handle ; void * symbol ; #ifndef RTLD_LAZY int mode = 1 ; #else int mode = RTLD_LAZY ; #endif handle = dlopen("./dyna.$dlext", mode) ; if (handle == NULL) { printf ("1\n") ; fflush (stdout) ; exit(0); } symbol = dlsym(handle, "fred") ; if (symbol == NULL) { /* try putting a leading underscore */ symbol = dlsym(handle, "_fred") ; if (symbol == NULL) { printf ("2\n") ; fflush (stdout) ; exit(0); } printf ("3\n") ; } else printf ("4\n") ; fflush (stdout) ; exit(0); } EOM : Call the object file tmp-dyna.o in case dlext=o. if $cc $ccflags $cccdlflags -c dyna.c > /dev/null 2>&1 && mv dyna${_o} tmp-dyna${_o} > /dev/null 2>&1 && $ld -o dyna.$dlext $ldflags $lddlflags tmp-dyna${_o} > /dev/null 2>&1 && $cc -o fred $ccflags $ldflags $cccdlflags $ccdlflags fred.c $libs > /dev/null 2>&1 && $to dyna.$dlext; then xxx=`$run ./fred` case $xxx in 1) echo "Test program failed using dlopen." >&4 echo "Perhaps you should not use dynamic loading." >&4;; 2) echo "Test program failed using dlsym." >&4 echo "Perhaps you should not use dynamic loading." >&4;; 3) echo "dlsym needs a leading underscore" >&4 val="$define" ;; 4) echo "dlsym doesn't need a leading underscore." >&4;; esac else echo "I can't compile and run the test program." >&4 echo "I'm guessing that dlsym doesn't need a leading underscore." >&4 fi ;; esac $rm -f fred fred.* dyna.$dlext dyna.* tmp-dyna.* set d_dlsymun eval $setvar : see if drand48_r exists set drand48_r d_drand48_r eval $inlibc case "$d_drand48_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_stdlib stdlib.h" case "$drand48_r_proto" in ''|0) try='int drand48_r(struct drand48_data*, double*);' ./protochk "extern $try" $hdrs && drand48_r_proto=I_ST ;; esac case "$drand48_r_proto" in '') d_drand48_r=undef drand48_r_proto=0 echo "Disabling drand48_r, cannot determine prototype." ;; * ) case "$drand48_r_proto" in REENTRANT_PROTO*) ;; *) drand48_r_proto="REENTRANT_PROTO_$drand48_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) drand48_r_proto=0 ;; esac : see if prototype for drand48 is available echo " " set d_drand48proto drand48 $i_stdlib stdlib.h $i_unistd unistd.h eval $hasproto : see if dup2 exists set dup2 d_dup2 eval $inlibc : see if eaccess exists set eaccess d_eaccess eval $inlibc : see if endgrent exists set endgrent d_endgrent eval $inlibc : see if this is an grp system set grp.h i_grp eval $inhdr case "$i_grp" in $define) xxx=`./findhdr grp.h` $cppstdin $cppflags $cppminus < $xxx >$$.h if $contains 'gr_passwd' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_grpasswd eval $setvar $rm -f $$.h ;; *) val="$undef"; set d_grpasswd; eval $setvar ;; esac : see if endgrent_r exists set endgrent_r d_endgrent_r eval $inlibc case "$d_endgrent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_grp grp.h" case "$endgrent_r_proto" in ''|0) try='int endgrent_r(FILE**);' ./protochk "extern $try" $hdrs && endgrent_r_proto=I_H ;; esac case "$endgrent_r_proto" in ''|0) try='void endgrent_r(FILE**);' ./protochk "extern $try" $hdrs && endgrent_r_proto=V_H ;; esac case "$endgrent_r_proto" in '') d_endgrent_r=undef endgrent_r_proto=0 echo "Disabling endgrent_r, cannot determine prototype." ;; * ) case "$endgrent_r_proto" in REENTRANT_PROTO*) ;; *) endgrent_r_proto="REENTRANT_PROTO_$endgrent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) endgrent_r_proto=0 ;; esac : see if endhostent exists set endhostent d_endhent eval $inlibc : see if this is a netdb.h system set netdb.h i_netdb eval $inhdr : see if endhostent_r exists set endhostent_r d_endhostent_r eval $inlibc case "$d_endhostent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$endhostent_r_proto" in ''|0) try='int endhostent_r(struct hostent_data*);' ./protochk "extern $try" $hdrs && endhostent_r_proto=I_S ;; esac case "$endhostent_r_proto" in ''|0) try='void endhostent_r(struct hostent_data*);' ./protochk "extern $try" $hdrs && endhostent_r_proto=V_S ;; esac case "$endhostent_r_proto" in '') d_endhostent_r=undef endhostent_r_proto=0 echo "Disabling endhostent_r, cannot determine prototype." ;; * ) case "$endhostent_r_proto" in REENTRANT_PROTO*) ;; *) endhostent_r_proto="REENTRANT_PROTO_$endhostent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) endhostent_r_proto=0 ;; esac : see if endnetent exists set endnetent d_endnent eval $inlibc : see if endnetent_r exists set endnetent_r d_endnetent_r eval $inlibc case "$d_endnetent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$endnetent_r_proto" in ''|0) try='int endnetent_r(struct netent_data*);' ./protochk "extern $try" $hdrs && endnetent_r_proto=I_S ;; esac case "$endnetent_r_proto" in ''|0) try='void endnetent_r(struct netent_data*);' ./protochk "extern $try" $hdrs && endnetent_r_proto=V_S ;; esac case "$endnetent_r_proto" in '') d_endnetent_r=undef endnetent_r_proto=0 echo "Disabling endnetent_r, cannot determine prototype." ;; * ) case "$endnetent_r_proto" in REENTRANT_PROTO*) ;; *) endnetent_r_proto="REENTRANT_PROTO_$endnetent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) endnetent_r_proto=0 ;; esac : see if endprotoent exists set endprotoent d_endpent eval $inlibc : see if endprotoent_r exists set endprotoent_r d_endprotoent_r eval $inlibc case "$d_endprotoent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$endprotoent_r_proto" in ''|0) try='int endprotoent_r(struct protoent_data*);' ./protochk "extern $try" $hdrs && endprotoent_r_proto=I_S ;; esac case "$endprotoent_r_proto" in ''|0) try='void endprotoent_r(struct protoent_data*);' ./protochk "extern $try" $hdrs && endprotoent_r_proto=V_S ;; esac case "$endprotoent_r_proto" in '') d_endprotoent_r=undef endprotoent_r_proto=0 echo "Disabling endprotoent_r, cannot determine prototype." ;; * ) case "$endprotoent_r_proto" in REENTRANT_PROTO*) ;; *) endprotoent_r_proto="REENTRANT_PROTO_$endprotoent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) endprotoent_r_proto=0 ;; esac : see if endpwent exists set endpwent d_endpwent eval $inlibc : see if this is a pwd.h system set pwd.h i_pwd eval $inhdr case "$i_pwd" in $define) xxx=`./findhdr pwd.h` $cppstdin $cppflags $cppminus < $xxx >$$.h if $contains 'pw_quota' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwquota eval $setvar if $contains 'pw_age' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwage eval $setvar if $contains 'pw_change' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwchange eval $setvar if $contains 'pw_class' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwclass eval $setvar if $contains 'pw_expire' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwexpire eval $setvar if $contains 'pw_comment' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwcomment eval $setvar if $contains 'pw_gecos' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwgecos eval $setvar if $contains 'pw_passwd' $$.h >/dev/null 2>&1; then val="$define" else val="$undef" fi set d_pwpasswd eval $setvar $rm -f $$.h ;; *) val="$undef"; set d_pwquota; eval $setvar set d_pwage; eval $setvar set d_pwchange; eval $setvar set d_pwclass; eval $setvar set d_pwexpire; eval $setvar set d_pwcomment; eval $setvar set d_pwgecos; eval $setvar set d_pwpasswd; eval $setvar ;; esac : see if endpwent_r exists set endpwent_r d_endpwent_r eval $inlibc case "$d_endpwent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_pwd pwd.h" case "$endpwent_r_proto" in ''|0) try='int endpwent_r(FILE**);' ./protochk "extern $try" $hdrs && endpwent_r_proto=I_H ;; esac case "$endpwent_r_proto" in ''|0) try='void endpwent_r(FILE**);' ./protochk "extern $try" $hdrs && endpwent_r_proto=V_H ;; esac case "$endpwent_r_proto" in '') d_endpwent_r=undef endpwent_r_proto=0 echo "Disabling endpwent_r, cannot determine prototype." ;; * ) case "$endpwent_r_proto" in REENTRANT_PROTO*) ;; *) endpwent_r_proto="REENTRANT_PROTO_$endpwent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) endpwent_r_proto=0 ;; esac : see if endservent exists set endservent d_endsent eval $inlibc : see if endservent_r exists set endservent_r d_endservent_r eval $inlibc case "$d_endservent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$endservent_r_proto" in ''|0) try='int endservent_r(struct servent_data*);' ./protochk "extern $try" $hdrs && endservent_r_proto=I_S ;; esac case "$endservent_r_proto" in ''|0) try='void endservent_r(struct servent_data*);' ./protochk "extern $try" $hdrs && endservent_r_proto=V_S ;; esac case "$endservent_r_proto" in '') d_endservent_r=undef endservent_r_proto=0 echo "Disabling endservent_r, cannot determine prototype." ;; * ) case "$endservent_r_proto" in REENTRANT_PROTO*) ;; *) endservent_r_proto="REENTRANT_PROTO_$endservent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) endservent_r_proto=0 ;; esac : Locate the flags for 'open()' echo " " $cat >try.c <<'EOCP' #include #ifdef I_FCNTL #include #endif #ifdef I_SYS_FILE #include #endif int main() { if(O_RDONLY); #ifdef O_TRUNC exit(0); #else exit(1); #endif } EOCP : check sys/file.h first to get FREAD on Sun if $test `./findhdr sys/file.h` && \ set try -DI_SYS_FILE && eval $compile; then h_sysfile=true; echo " defines the O_* constants..." >&4 if $run ./try; then echo "and you have the 3 argument form of open()." >&4 val="$define" else echo "but not the 3 argument form of open(). Oh, well." >&4 val="$undef" fi elif $test `./findhdr fcntl.h` && \ set try -DI_FCNTL && eval $compile; then h_fcntl=true; echo " defines the O_* constants..." >&4 if $run ./try; then echo "and you have the 3 argument form of open()." >&4 val="$define" else echo "but not the 3 argument form of open(). Oh, well." >&4 val="$undef" fi else val="$undef" echo "I can't find the O_* constant definitions! You got problems." >&4 fi set d_open3 eval $setvar $rm -f try try.* : see which of string.h or strings.h is needed echo " " strings=`./findhdr string.h` if $test "$strings" && $test -r "$strings"; then echo "Using instead of ." >&4 val="$define" else val="$undef" strings=`./findhdr strings.h` if $test "$strings" && $test -r "$strings"; then echo "Using instead of ." >&4 else echo "No string header found -- You'll surely have problems." >&4 fi fi set i_string eval $setvar case "$i_string" in "$undef") strings=`./findhdr strings.h`;; *) strings=`./findhdr string.h`;; esac : see if this is a sys/file.h system val='' set sys/file.h val eval $inhdr : do we need to include sys/file.h ? case "$val" in "$define") echo " " if $h_sysfile; then val="$define" echo "We'll be including ." >&4 else val="$undef" echo "We won't be including ." >&4 fi ;; *) h_sysfile=false ;; esac set i_sysfile eval $setvar : see if fcntl.h is there val='' set fcntl.h val eval $inhdr : see if we can include fcntl.h case "$val" in "$define") echo " " if $h_fcntl; then val="$define" echo "We'll be including ." >&4 else val="$undef" if $h_sysfile; then echo "We don't need to include if we include ." >&4 else echo "We won't be including ." >&4 fi fi ;; *) h_fcntl=false val="$undef" ;; esac set i_fcntl eval $setvar : check for non-blocking I/O stuff case "$h_sysfile" in true) echo "#include " > head.c;; *) case "$h_fcntl" in true) echo "#include " > head.c;; *) echo "#include " > head.c;; esac ;; esac echo " " echo "Figuring out the flag used by open() for non-blocking I/O..." >&4 case "$o_nonblock" in '') $cat head.c > try.c $cat >>try.c < #include #$i_fcntl I_FCNTL #ifdef I_FCNTL #include #endif int main() { #ifdef O_NONBLOCK printf("O_NONBLOCK\n"); exit(0); #endif #ifdef O_NDELAY printf("O_NDELAY\n"); exit(0); #endif #ifdef FNDELAY printf("FNDELAY\n"); exit(0); #endif exit(0); } EOCP set try if eval $compile_ok; then o_nonblock=`$run ./try` case "$o_nonblock" in '') echo "I can't figure it out, assuming O_NONBLOCK will do.";; *) echo "Seems like we can use $o_nonblock.";; esac else echo "(I can't compile the test program; pray O_NONBLOCK is right!)" fi ;; *) echo "Using $hint value $o_nonblock.";; esac $rm -f try try.* .out core echo " " echo "Let's see what value errno gets from read() on a $o_nonblock file..." >&4 case "$eagain" in '') $cat head.c > try.c $cat >>try.c < #include #include #include #include #$i_fcntl I_FCNTL #ifdef I_FCNTL #include #endif #define MY_O_NONBLOCK $o_nonblock #ifndef errno /* XXX need better Configure test */ extern int errno; #endif #$i_unistd I_UNISTD #ifdef I_UNISTD #include #endif #$i_string I_STRING #ifdef I_STRING #include #else #include #endif $signal_t blech(x) int x; { exit(3); } EOCP $cat >> try.c <<'EOCP' int main() { int pd[2]; int pu[2]; char buf[1]; char string[100]; pipe(pd); /* Down: child -> parent */ pipe(pu); /* Up: parent -> child */ if (0 != fork()) { int ret; close(pd[1]); /* Parent reads from pd[0] */ close(pu[0]); /* Parent writes (blocking) to pu[1] */ #ifdef F_SETFL if (-1 == fcntl(pd[0], F_SETFL, MY_O_NONBLOCK)) exit(1); #else exit(4); #endif signal(SIGALRM, blech); alarm(5); if ((ret = read(pd[0], buf, 1)) > 0) /* Nothing to read! */ exit(2); sprintf(string, "%d\n", ret); write(2, string, strlen(string)); alarm(0); #ifdef EAGAIN if (errno == EAGAIN) { printf("EAGAIN\n"); goto ok; } #endif #ifdef EWOULDBLOCK if (errno == EWOULDBLOCK) printf("EWOULDBLOCK\n"); #endif ok: write(pu[1], buf, 1); /* Unblocks child, tell it to close our pipe */ sleep(2); /* Give it time to close our pipe */ alarm(5); ret = read(pd[0], buf, 1); /* Should read EOF */ alarm(0); sprintf(string, "%d\n", ret); write(4, string, strlen(string)); exit(0); } close(pd[0]); /* We write to pd[1] */ close(pu[1]); /* We read from pu[0] */ read(pu[0], buf, 1); /* Wait for parent to signal us we may continue */ close(pd[1]); /* Pipe pd is now fully closed! */ exit(0); /* Bye bye, thank you for playing! */ } EOCP set try if eval $compile_ok; then echo "$startsh" >mtry echo "$run ./try >try.out 2>try.ret 4>try.err || exit 4" >>mtry chmod +x mtry ./mtry >/dev/null 2>&1 case $? in 0) eagain=`$cat try.out`;; 1) echo "Could not perform non-blocking setting!";; 2) echo "I did a successful read() for something that was not there!";; 3) echo "Hmm... non-blocking I/O does not seem to be working!";; 4) echo "Could not find F_SETFL!";; *) echo "Something terribly wrong happened during testing.";; esac rd_nodata=`$cat try.ret` echo "A read() system call with no data present returns $rd_nodata." case "$rd_nodata" in 0|-1) ;; *) echo "(That's peculiar, fixing that to be -1.)" rd_nodata=-1 ;; esac case "$eagain" in '') echo "Forcing errno EAGAIN on read() with no data available." eagain=EAGAIN ;; *) echo "Your read() sets errno to $eagain when no data is available." ;; esac status=`$cat try.err` case "$status" in 0) echo "And it correctly returns 0 to signal EOF.";; -1) echo "But it also returns -1 to signal EOF, so be careful!";; *) echo "However, your read() returns '$status' on EOF??";; esac val="$define" if test "$status" = "$rd_nodata"; then echo "WARNING: you can't distinguish between EOF and no data!" val="$undef" fi else echo "I can't compile the test program--assuming errno EAGAIN will do." eagain=EAGAIN fi set d_eofnblk eval $setvar ;; *) echo "Using $hint value $eagain." echo "Your read() returns $rd_nodata when no data is present." case "$d_eofnblk" in "$define") echo "And you can see EOF because read() returns 0.";; "$undef") echo "But you can't see EOF status from read() returned value.";; *) echo "(Assuming you can't see EOF status from read anyway.)" d_eofnblk=$undef ;; esac ;; esac $rm -f try try.* .out core head.c mtry : see if fchdir exists set fchdir d_fchdir eval $inlibc : see if fchmod exists set fchmod d_fchmod eval $inlibc : see if fchown exists set fchown d_fchown eval $inlibc : see if this is an fcntl system set fcntl d_fcntl eval $inlibc echo " " : See if fcntl-based locking works. $cat >try.c < #include #include #include $signal_t blech(x) int x; { exit(3); } int main() { #if defined(F_SETLK) && defined(F_SETLKW) struct flock flock; int retval, fd; fd = open("try.c", O_RDONLY); flock.l_type = F_RDLCK; flock.l_whence = SEEK_SET; flock.l_start = flock.l_len = 0; signal(SIGALRM, blech); alarm(10); retval = fcntl(fd, F_SETLK, &flock); close(fd); (retval < 0 ? exit(2) : exit(0)); #else exit(2); #endif } EOCP echo "Checking if fcntl-based file locking works... " case "$d_fcntl" in "$define") set try if eval $compile_ok; then if $run ./try; then echo "Yes, it seems to work." val="$define" else echo "Nope, it didn't work." val="$undef" case "$?" in 3) $cat >&4 <try.c < #ifdef HAS_SOCKET #include /* Might include */ #endif #ifdef I_SYS_TIME #include #endif #ifdef I_SYS_SELECT #include #endif int main() { fd_set fds; #ifdef TRYBITS if(fds.fds_bits); #endif #if defined(FD_SET) && defined(FD_CLR) && defined(FD_ISSET) && defined(FD_ZERO) exit(0); #else exit(1); #endif } EOCP set try -DTRYBITS if eval $compile; then d_fds_bits="$define" d_fd_set="$define" echo "Well, your system knows about the normal fd_set typedef..." >&4 if $run ./try; then echo "and you have the normal fd_set macros (just as I'd expect)." >&4 d_fd_macros="$define" else $cat >&4 <<'EOM' but not the normal fd_set macros! Gaaack! I'll have to cover for you. EOM d_fd_macros="$undef" fi else $cat <<'EOM' Hmm, your compiler has some difficulty with fd_set. Checking further... EOM set try if eval $compile; then d_fds_bits="$undef" d_fd_set="$define" echo "Well, your system has some sort of fd_set available..." >&4 if $run ./try; then echo "and you have the normal fd_set macros." >&4 d_fd_macros="$define" else $cat <<'EOM' but not the normal fd_set macros! Gross! More work for me... EOM d_fd_macros="$undef" fi else echo "Well, you got zip. That's OK, I can roll my own fd_set stuff." >&4 d_fd_set="$undef" d_fds_bits="$undef" d_fd_macros="$undef" fi fi $rm -f try try.* : see if fgetpos exists set fgetpos d_fgetpos eval $inlibc : see if finite exists set finite d_finite eval $inlibc : see if finitel exists set finitel d_finitel eval $inlibc : see if flock exists set flock d_flock eval $inlibc : see if prototype for flock is available echo " " set d_flockproto flock $i_sysfile sys/file.h eval $hasproto : see if fork exists set fork d_fork eval $inlibc : see if fp_class exists set fp_class d_fp_class eval $inlibc : see if pathconf exists set pathconf d_pathconf eval $inlibc : see if fpathconf exists set fpathconf d_fpathconf eval $inlibc : see if fpclass exists set fpclass d_fpclass eval $inlibc : see if fpclassify exists set fpclassify d_fpclassify eval $inlibc : see if fpclassl exists set fpclassl d_fpclassl eval $inlibc : check for fpos64_t echo " " echo "Checking to see if you have fpos64_t..." >&4 $cat >try.c < int main() { fpos64_t x = 7; } EOCP set try if eval $compile; then val="$define" echo "You have fpos64_t." else val="$undef" echo "You do not have fpos64_t." case "$fpossize" in 8) echo "(Your fpos_t is 64 bits, so you could use that.)" ;; esac fi $rm -f try.* try set d_fpos64_t eval $setvar : see if frexpl exists set frexpl d_frexpl eval $inlibc : see if this is a sys/param system set sys/param.h i_sysparam eval $inhdr : see if this is a sys/mount.h system set sys/mount.h i_sysmount eval $inhdr echo " " echo "Checking to see if your system supports struct fs_data..." >&4 set d_fs_data_s fs_data $i_systypes sys/types.h $i_sysparam sys/param.h $i_sysmount sys/mount.h eval $hasstruct case "$d_fs_data_s" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : see if fseeko exists set fseeko d_fseeko eval $inlibc case "$longsize" in 8) echo "(Your long is 64 bits, so you could use fseek.)" ;; esac : see if fsetpos exists set fsetpos d_fsetpos eval $inlibc : see if fstatfs exists set fstatfs d_fstatfs eval $inlibc : see if statvfs exists set statvfs d_statvfs eval $inlibc : see if fstatvfs exists set fstatvfs d_fstatvfs eval $inlibc : see if fsync exists set fsync d_fsync eval $inlibc : see if ftello exists set ftello d_ftello eval $inlibc case "$longsize" in 8) echo "(Your long is 64 bits, so you could use ftell.)" ;; esac : see if getcwd exists set getcwd d_getcwd eval $inlibc : see if getespwnam exists set getespwnam d_getespwnam eval $inlibc : see if getfsstat exists set getfsstat d_getfsstat eval $inlibc : see if getgrent exists set getgrent d_getgrent eval $inlibc : see if getgrent_r exists set getgrent_r d_getgrent_r eval $inlibc case "$d_getgrent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_grp grp.h" case "$getgrent_r_proto" in ''|0) try='int getgrent_r(struct group*, char*, size_t, struct group**);' ./protochk "extern $try" $hdrs && getgrent_r_proto=I_SBWR ;; esac case "$getgrent_r_proto" in ''|0) try='int getgrent_r(struct group*, char*, int, struct group**);' ./protochk "extern $try" $hdrs && getgrent_r_proto=I_SBIR ;; esac case "$getgrent_r_proto" in ''|0) try='struct group* getgrent_r(struct group*, char*, size_t);' ./protochk "extern $try" $hdrs && getgrent_r_proto=S_SBW ;; esac case "$getgrent_r_proto" in ''|0) try='struct group* getgrent_r(struct group*, char*, int);' ./protochk "extern $try" $hdrs && getgrent_r_proto=S_SBI ;; esac case "$getgrent_r_proto" in ''|0) try='int getgrent_r(struct group*, char*, int);' ./protochk "extern $try" $hdrs && getgrent_r_proto=I_SBI ;; esac case "$getgrent_r_proto" in ''|0) try='int getgrent_r(struct group*, char*, int, FILE**);' ./protochk "extern $try" $hdrs && getgrent_r_proto=I_SBIH ;; esac case "$getgrent_r_proto" in '') d_getgrent_r=undef getgrent_r_proto=0 echo "Disabling getgrent_r, cannot determine prototype." ;; * ) case "$getgrent_r_proto" in REENTRANT_PROTO*) ;; *) getgrent_r_proto="REENTRANT_PROTO_$getgrent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getgrent_r_proto=0 ;; esac : see if getgrgid_r exists set getgrgid_r d_getgrgid_r eval $inlibc case "$d_getgrgid_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_grp grp.h" case "$getgrgid_r_proto" in ''|0) try='int getgrgid_r(gid_t, struct group*, char*, size_t, struct group**);' ./protochk "extern $try" $hdrs && getgrgid_r_proto=I_TSBWR ;; esac case "$getgrgid_r_proto" in ''|0) try='int getgrgid_r(gid_t, struct group*, char*, int, struct group**);' ./protochk "extern $try" $hdrs && getgrgid_r_proto=I_TSBIR ;; esac case "$getgrgid_r_proto" in ''|0) try='int getgrgid_r(gid_t, struct group*, char*, int);' ./protochk "extern $try" $hdrs && getgrgid_r_proto=I_TSBI ;; esac case "$getgrgid_r_proto" in ''|0) try='struct group* getgrgid_r(gid_t, struct group*, char*, int);' ./protochk "extern $try" $hdrs && getgrgid_r_proto=S_TSBI ;; esac case "$getgrgid_r_proto" in '') d_getgrgid_r=undef getgrgid_r_proto=0 echo "Disabling getgrgid_r, cannot determine prototype." ;; * ) case "$getgrgid_r_proto" in REENTRANT_PROTO*) ;; *) getgrgid_r_proto="REENTRANT_PROTO_$getgrgid_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getgrgid_r_proto=0 ;; esac : see if getgrnam_r exists set getgrnam_r d_getgrnam_r eval $inlibc case "$d_getgrnam_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_grp grp.h" case "$getgrnam_r_proto" in ''|0) try='int getgrnam_r(const char*, struct group*, char*, size_t, struct group**);' ./protochk "extern $try" $hdrs && getgrnam_r_proto=I_CSBWR ;; esac case "$getgrnam_r_proto" in ''|0) try='int getgrnam_r(const char*, struct group*, char*, int, struct group**);' ./protochk "extern $try" $hdrs && getgrnam_r_proto=I_CSBIR ;; esac case "$getgrnam_r_proto" in ''|0) try='struct group* getgrnam_r(const char*, char*, int);' ./protochk "extern $try" $hdrs && getgrnam_r_proto=S_CBI ;; esac case "$getgrnam_r_proto" in ''|0) try='int getgrnam_r(const char*, struct group*, char*, int);' ./protochk "extern $try" $hdrs && getgrnam_r_proto=I_CSBI ;; esac case "$getgrnam_r_proto" in ''|0) try='struct group* getgrnam_r(const char*, struct group*, char*, int);' ./protochk "extern $try" $hdrs && getgrnam_r_proto=S_CSBI ;; esac case "$getgrnam_r_proto" in '') d_getgrnam_r=undef getgrnam_r_proto=0 echo "Disabling getgrnam_r, cannot determine prototype." ;; * ) case "$getgrnam_r_proto" in REENTRANT_PROTO*) ;; *) getgrnam_r_proto="REENTRANT_PROTO_$getgrnam_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getgrnam_r_proto=0 ;; esac : see if gethostbyaddr exists set gethostbyaddr d_gethbyaddr eval $inlibc : see if gethostbyname exists set gethostbyname d_gethbyname eval $inlibc : see if gethostent exists set gethostent d_gethent eval $inlibc : see how we will look up host name echo " " call='' if set gethostname val -f d_gethname; eval $csym; $val; then echo 'gethostname() found.' >&4 d_gethname="$define" call=gethostname fi if set uname val -f d_uname; eval $csym; $val; then if ./xenix; then $cat <<'EOM' uname() was found, but you're running xenix, and older versions of xenix have a broken uname(). If you don't really know whether your xenix is old enough to have a broken system call, use the default answer. EOM dflt=y case "$d_uname" in "$define") dflt=n;; esac rp='Is your uname() broken?' . ./myread case "$ans" in n*) d_uname="$define"; call=uname;; esac else echo 'uname() found.' >&4 d_uname="$define" case "$call" in '') call=uname ;; esac fi fi case "$d_gethname" in '') d_gethname="$undef";; esac case "$d_uname" in '') d_uname="$undef";; esac case "$d_uname$d_gethname" in *define*) dflt=n cat <&4;; *) echo "I'll use 'popen("'"'$aphostname'", "r")'"' to get your hostname." >&4 ;; esac;; esac case "$d_phostname" in '') d_phostname="$undef";; esac : see if gethostbyaddr_r exists set gethostbyaddr_r d_gethostbyaddr_r eval $inlibc case "$d_gethostbyaddr_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$gethostbyaddr_r_proto" in ''|0) try='int gethostbyaddr_r(const char*, size_t, int, struct hostent*, char*, size_t, struct hostent**, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_CWISBWRE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='struct hostent* gethostbyaddr_r(const char*, size_t, int, struct hostent*, char*, size_t, int, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=S_CWISBWIE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='struct hostent* gethostbyaddr_r(const char*, size_t, int, struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=S_CWISBIE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='struct hostent* gethostbyaddr_r(const void*, size_t, int, struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=S_TWISBIE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='struct hostent* gethostbyaddr_r(const char*, int, int, struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=S_CIISBIE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='struct hostent* gethostbyaddr_r(const char*, struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=S_CSBIE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='struct hostent* gethostbyaddr_r(const void*, struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=S_TSBIE ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='int gethostbyaddr_r(const char*, size_t, int, struct hostent*, struct hostent_data*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_CWISD ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='int gethostbyaddr_r(const char*, int, int, struct hostent*, struct hostent_data*);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_CIISD ;; esac case "$gethostbyaddr_r_proto" in ''|0) try='int gethostbyaddr_r(const char*, int, int);' ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_CII ;; esac case "$gethostbyaddr_r_proto" in '') d_gethostbyaddr_r=undef gethostbyaddr_r_proto=0 echo "Disabling gethostbyaddr_r, cannot determine prototype." ;; * ) case "$gethostbyaddr_r_proto" in REENTRANT_PROTO*) ;; *) gethostbyaddr_r_proto="REENTRANT_PROTO_$gethostbyaddr_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) gethostbyaddr_r_proto=0 ;; esac : see if gethostbyname_r exists set gethostbyname_r d_gethostbyname_r eval $inlibc case "$d_gethostbyname_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$gethostbyname_r_proto" in ''|0) try='int gethostbyname_r(const char*, struct hostent*, char*, size_t, struct hostent**, int*);' ./protochk "extern $try" $hdrs && gethostbyname_r_proto=I_CSBWRE ;; esac case "$gethostbyname_r_proto" in ''|0) try='struct hostent* gethostbyname_r(const char*, struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostbyname_r_proto=S_CSBIE ;; esac case "$gethostbyname_r_proto" in ''|0) try='int gethostbyname_r(const char*, struct hostent*, struct hostent_data*);' ./protochk "extern $try" $hdrs && gethostbyname_r_proto=I_CSD ;; esac case "$gethostbyname_r_proto" in '') d_gethostbyname_r=undef gethostbyname_r_proto=0 echo "Disabling gethostbyname_r, cannot determine prototype." ;; * ) case "$gethostbyname_r_proto" in REENTRANT_PROTO*) ;; *) gethostbyname_r_proto="REENTRANT_PROTO_$gethostbyname_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) gethostbyname_r_proto=0 ;; esac : see if gethostent_r exists set gethostent_r d_gethostent_r eval $inlibc case "$d_gethostent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$gethostent_r_proto" in ''|0) try='int gethostent_r(struct hostent*, char*, size_t, struct hostent**, int*);' ./protochk "extern $try" $hdrs && gethostent_r_proto=I_SBWRE ;; esac case "$gethostent_r_proto" in ''|0) try='int gethostent_r(struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostent_r_proto=I_SBIE ;; esac case "$gethostent_r_proto" in ''|0) try='struct hostent* gethostent_r(struct hostent*, char*, int, int*);' ./protochk "extern $try" $hdrs && gethostent_r_proto=S_SBIE ;; esac case "$gethostent_r_proto" in ''|0) try='struct hostent* gethostent_r(struct hostent*, char*, int);' ./protochk "extern $try" $hdrs && gethostent_r_proto=S_SBI ;; esac case "$gethostent_r_proto" in ''|0) try='int gethostent_r(struct hostent*, char*, int);' ./protochk "extern $try" $hdrs && gethostent_r_proto=I_SBI ;; esac case "$gethostent_r_proto" in ''|0) try='int gethostent_r(struct hostent*, struct hostent_data*);' ./protochk "extern $try" $hdrs && gethostent_r_proto=I_SD ;; esac case "$gethostent_r_proto" in '') d_gethostent_r=undef gethostent_r_proto=0 echo "Disabling gethostent_r, cannot determine prototype." ;; * ) case "$gethostent_r_proto" in REENTRANT_PROTO*) ;; *) gethostent_r_proto="REENTRANT_PROTO_$gethostent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) gethostent_r_proto=0 ;; esac : see if prototypes for various gethostxxx netdb.h functions are available echo " " set d_gethostprotos gethostent $i_netdb netdb.h eval $hasproto : see if getitimer exists set getitimer d_getitimer eval $inlibc : see if getlogin exists set getlogin d_getlogin eval $inlibc : see if getlogin_r exists set getlogin_r d_getlogin_r eval $inlibc case "$d_getlogin_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_unistd unistd.h" case "$getlogin_r_proto" in ''|0) try='int getlogin_r(char*, size_t);' ./protochk "extern $try" $hdrs && getlogin_r_proto=I_BW ;; esac case "$getlogin_r_proto" in ''|0) try='int getlogin_r(char*, int);' ./protochk "extern $try" $hdrs && getlogin_r_proto=I_BI ;; esac case "$getlogin_r_proto" in ''|0) try='char* getlogin_r(char*, size_t);' ./protochk "extern $try" $hdrs && getlogin_r_proto=B_BW ;; esac case "$getlogin_r_proto" in ''|0) try='char* getlogin_r(char*, int);' ./protochk "extern $try" $hdrs && getlogin_r_proto=B_BI ;; esac case "$getlogin_r_proto" in '') d_getlogin_r=undef getlogin_r_proto=0 echo "Disabling getlogin_r, cannot determine prototype." ;; * ) case "$getlogin_r_proto" in REENTRANT_PROTO*) ;; *) getlogin_r_proto="REENTRANT_PROTO_$getlogin_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getlogin_r_proto=0 ;; esac : see if getmnt exists set getmnt d_getmnt eval $inlibc : see if getmntent exists set getmntent d_getmntent eval $inlibc : see if getnetbyaddr exists set getnetbyaddr d_getnbyaddr eval $inlibc : see if getnetbyname exists set getnetbyname d_getnbyname eval $inlibc : see if getnetent exists set getnetent d_getnent eval $inlibc : see if getnetbyaddr_r exists set getnetbyaddr_r d_getnetbyaddr_r eval $inlibc case "$d_getnetbyaddr_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getnetbyaddr_r_proto" in ''|0) try='int getnetbyaddr_r(unsigned long, int, struct netent*, char*, size_t, struct netent**, int*);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_UISBWRE ;; esac case "$getnetbyaddr_r_proto" in ''|0) try='int getnetbyaddr_r(long, int, struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_LISBI ;; esac case "$getnetbyaddr_r_proto" in ''|0) try='struct netent* getnetbyaddr_r(in_addr_t, int, struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=S_TISBI ;; esac case "$getnetbyaddr_r_proto" in ''|0) try='struct netent* getnetbyaddr_r(long, int, struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=S_LISBI ;; esac case "$getnetbyaddr_r_proto" in ''|0) try='int getnetbyaddr_r(in_addr_t, int, struct netent*, struct netent_data*);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_TISD ;; esac case "$getnetbyaddr_r_proto" in ''|0) try='int getnetbyaddr_r(long, int, struct netent*, struct netent_data*);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_LISD ;; esac case "$getnetbyaddr_r_proto" in ''|0) try='int getnetbyaddr_r(int, int, struct netent*, struct netent_data*);' ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_IISD ;; esac case "$getnetbyaddr_r_proto" in '') d_getnetbyaddr_r=undef getnetbyaddr_r_proto=0 echo "Disabling getnetbyaddr_r, cannot determine prototype." ;; * ) case "$getnetbyaddr_r_proto" in REENTRANT_PROTO*) ;; *) getnetbyaddr_r_proto="REENTRANT_PROTO_$getnetbyaddr_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getnetbyaddr_r_proto=0 ;; esac : see if getnetbyname_r exists set getnetbyname_r d_getnetbyname_r eval $inlibc case "$d_getnetbyname_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getnetbyname_r_proto" in ''|0) try='int getnetbyname_r(const char*, struct netent*, char*, size_t, struct netent**, int*);' ./protochk "extern $try" $hdrs && getnetbyname_r_proto=I_CSBWRE ;; esac case "$getnetbyname_r_proto" in ''|0) try='int getnetbyname_r(const char*, struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetbyname_r_proto=I_CSBI ;; esac case "$getnetbyname_r_proto" in ''|0) try='struct netent* getnetbyname_r(const char*, struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetbyname_r_proto=S_CSBI ;; esac case "$getnetbyname_r_proto" in ''|0) try='int getnetbyname_r(const char*, struct netent*, struct netent_data*);' ./protochk "extern $try" $hdrs && getnetbyname_r_proto=I_CSD ;; esac case "$getnetbyname_r_proto" in '') d_getnetbyname_r=undef getnetbyname_r_proto=0 echo "Disabling getnetbyname_r, cannot determine prototype." ;; * ) case "$getnetbyname_r_proto" in REENTRANT_PROTO*) ;; *) getnetbyname_r_proto="REENTRANT_PROTO_$getnetbyname_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getnetbyname_r_proto=0 ;; esac : see if getnetent_r exists set getnetent_r d_getnetent_r eval $inlibc case "$d_getnetent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getnetent_r_proto" in ''|0) try='int getnetent_r(struct netent*, char*, size_t, struct netent**, int*);' ./protochk "extern $try" $hdrs && getnetent_r_proto=I_SBWRE ;; esac case "$getnetent_r_proto" in ''|0) try='int getnetent_r(struct netent*, char*, int, int*);' ./protochk "extern $try" $hdrs && getnetent_r_proto=I_SBIE ;; esac case "$getnetent_r_proto" in ''|0) try='struct netent* getnetent_r(struct netent*, char*, int, int*);' ./protochk "extern $try" $hdrs && getnetent_r_proto=S_SBIE ;; esac case "$getnetent_r_proto" in ''|0) try='struct netent* getnetent_r(struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetent_r_proto=S_SBI ;; esac case "$getnetent_r_proto" in ''|0) try='int getnetent_r(struct netent*, char*, int);' ./protochk "extern $try" $hdrs && getnetent_r_proto=I_SBI ;; esac case "$getnetent_r_proto" in ''|0) try='int getnetent_r(struct netent*, struct netent_data*);' ./protochk "extern $try" $hdrs && getnetent_r_proto=I_SD ;; esac case "$getnetent_r_proto" in '') d_getnetent_r=undef getnetent_r_proto=0 echo "Disabling getnetent_r, cannot determine prototype." ;; * ) case "$getnetent_r_proto" in REENTRANT_PROTO*) ;; *) getnetent_r_proto="REENTRANT_PROTO_$getnetent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getnetent_r_proto=0 ;; esac : see if prototypes for various getnetxxx netdb.h functions are available echo " " set d_getnetprotos getnetent $i_netdb netdb.h eval $hasproto : see if getpagesize exists set getpagesize d_getpagsz eval $inlibc : see if getprotobyname exists set getprotobyname d_getpbyname eval $inlibc : see if getprotobynumber exists set getprotobynumber d_getpbynumber eval $inlibc : see if getprotoent exists set getprotoent d_getpent eval $inlibc : see if getpgid exists set getpgid d_getpgid eval $inlibc : see if getpgrp2 exists set getpgrp2 d_getpgrp2 eval $inlibc : see if getppid exists set getppid d_getppid eval $inlibc : see if getpriority exists set getpriority d_getprior eval $inlibc : see if getprotobyname_r exists set getprotobyname_r d_getprotobyname_r eval $inlibc case "$d_getprotobyname_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getprotobyname_r_proto" in ''|0) try='int getprotobyname_r(const char*, struct protoent*, char*, size_t, struct protoent**);' ./protochk "extern $try" $hdrs && getprotobyname_r_proto=I_CSBWR ;; esac case "$getprotobyname_r_proto" in ''|0) try='struct protoent* getprotobyname_r(const char*, struct protoent*, char*, int);' ./protochk "extern $try" $hdrs && getprotobyname_r_proto=S_CSBI ;; esac case "$getprotobyname_r_proto" in ''|0) try='int getprotobyname_r(const char*, struct protoent*, struct protoent_data*);' ./protochk "extern $try" $hdrs && getprotobyname_r_proto=I_CSD ;; esac case "$getprotobyname_r_proto" in '') d_getprotobyname_r=undef getprotobyname_r_proto=0 echo "Disabling getprotobyname_r, cannot determine prototype." ;; * ) case "$getprotobyname_r_proto" in REENTRANT_PROTO*) ;; *) getprotobyname_r_proto="REENTRANT_PROTO_$getprotobyname_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getprotobyname_r_proto=0 ;; esac : see if getprotobynumber_r exists set getprotobynumber_r d_getprotobynumber_r eval $inlibc case "$d_getprotobynumber_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getprotobynumber_r_proto" in ''|0) try='int getprotobynumber_r(int, struct protoent*, char*, size_t, struct protoent**);' ./protochk "extern $try" $hdrs && getprotobynumber_r_proto=I_ISBWR ;; esac case "$getprotobynumber_r_proto" in ''|0) try='struct protoent* getprotobynumber_r(int, struct protoent*, char*, int);' ./protochk "extern $try" $hdrs && getprotobynumber_r_proto=S_ISBI ;; esac case "$getprotobynumber_r_proto" in ''|0) try='int getprotobynumber_r(int, struct protoent*, struct protoent_data*);' ./protochk "extern $try" $hdrs && getprotobynumber_r_proto=I_ISD ;; esac case "$getprotobynumber_r_proto" in '') d_getprotobynumber_r=undef getprotobynumber_r_proto=0 echo "Disabling getprotobynumber_r, cannot determine prototype." ;; * ) case "$getprotobynumber_r_proto" in REENTRANT_PROTO*) ;; *) getprotobynumber_r_proto="REENTRANT_PROTO_$getprotobynumber_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getprotobynumber_r_proto=0 ;; esac : see if getprotoent_r exists set getprotoent_r d_getprotoent_r eval $inlibc case "$d_getprotoent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getprotoent_r_proto" in ''|0) try='int getprotoent_r(struct protoent*, char*, size_t, struct protoent**);' ./protochk "extern $try" $hdrs && getprotoent_r_proto=I_SBWR ;; esac case "$getprotoent_r_proto" in ''|0) try='int getprotoent_r(struct protoent*, char*, int);' ./protochk "extern $try" $hdrs && getprotoent_r_proto=I_SBI ;; esac case "$getprotoent_r_proto" in ''|0) try='struct protoent* getprotoent_r(struct protoent*, char*, int);' ./protochk "extern $try" $hdrs && getprotoent_r_proto=S_SBI ;; esac case "$getprotoent_r_proto" in ''|0) try='int getprotoent_r(struct protoent*, struct protoent_data*);' ./protochk "extern $try" $hdrs && getprotoent_r_proto=I_SD ;; esac case "$getprotoent_r_proto" in '') d_getprotoent_r=undef getprotoent_r_proto=0 echo "Disabling getprotoent_r, cannot determine prototype." ;; * ) case "$getprotoent_r_proto" in REENTRANT_PROTO*) ;; *) getprotoent_r_proto="REENTRANT_PROTO_$getprotoent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getprotoent_r_proto=0 ;; esac : see if prototypes for various getprotoxxx netdb.h functions are available echo " " set d_getprotoprotos getprotoent $i_netdb netdb.h eval $hasproto : see if getprpwnam exists set getprpwnam d_getprpwnam eval $inlibc : see if getpwent exists set getpwent d_getpwent eval $inlibc : see if getpwent_r exists set getpwent_r d_getpwent_r eval $inlibc case "$d_getpwent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_pwd pwd.h" case "$getpwent_r_proto" in ''|0) try='int getpwent_r(struct passwd*, char*, size_t, struct passwd**);' ./protochk "extern $try" $hdrs && getpwent_r_proto=I_SBWR ;; esac case "$getpwent_r_proto" in ''|0) try='int getpwent_r(struct passwd*, char*, int, struct passwd**);' ./protochk "extern $try" $hdrs && getpwent_r_proto=I_SBIR ;; esac case "$getpwent_r_proto" in ''|0) try='struct passwd* getpwent_r(struct passwd*, char*, size_t);' ./protochk "extern $try" $hdrs && getpwent_r_proto=S_SBW ;; esac case "$getpwent_r_proto" in ''|0) try='struct passwd* getpwent_r(struct passwd*, char*, int);' ./protochk "extern $try" $hdrs && getpwent_r_proto=S_SBI ;; esac case "$getpwent_r_proto" in ''|0) try='int getpwent_r(struct passwd*, char*, int);' ./protochk "extern $try" $hdrs && getpwent_r_proto=I_SBI ;; esac case "$getpwent_r_proto" in ''|0) try='int getpwent_r(struct passwd*, char*, int, FILE**);' ./protochk "extern $try" $hdrs && getpwent_r_proto=I_SBIH ;; esac case "$getpwent_r_proto" in '') d_getpwent_r=undef getpwent_r_proto=0 echo "Disabling getpwent_r, cannot determine prototype." ;; * ) case "$getpwent_r_proto" in REENTRANT_PROTO*) ;; *) getpwent_r_proto="REENTRANT_PROTO_$getpwent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getpwent_r_proto=0 ;; esac : see if getpwnam_r exists set getpwnam_r d_getpwnam_r eval $inlibc case "$d_getpwnam_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_pwd pwd.h" case "$getpwnam_r_proto" in ''|0) try='int getpwnam_r(const char*, struct passwd*, char*, size_t, struct passwd**);' ./protochk "extern $try" $hdrs && getpwnam_r_proto=I_CSBWR ;; esac case "$getpwnam_r_proto" in ''|0) try='int getpwnam_r(const char*, struct passwd*, char*, int, struct passwd**);' ./protochk "extern $try" $hdrs && getpwnam_r_proto=I_CSBIR ;; esac case "$getpwnam_r_proto" in ''|0) try='struct passwd* getpwnam_r(const char*, struct passwd*, char*, int);' ./protochk "extern $try" $hdrs && getpwnam_r_proto=S_CSBI ;; esac case "$getpwnam_r_proto" in ''|0) try='int getpwnam_r(const char*, struct passwd*, char*, int);' ./protochk "extern $try" $hdrs && getpwnam_r_proto=I_CSBI ;; esac case "$getpwnam_r_proto" in '') d_getpwnam_r=undef getpwnam_r_proto=0 echo "Disabling getpwnam_r, cannot determine prototype." ;; * ) case "$getpwnam_r_proto" in REENTRANT_PROTO*) ;; *) getpwnam_r_proto="REENTRANT_PROTO_$getpwnam_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getpwnam_r_proto=0 ;; esac : see if getpwuid_r exists set getpwuid_r d_getpwuid_r eval $inlibc case "$d_getpwuid_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_pwd pwd.h" case "$getpwuid_r_proto" in ''|0) try='int getpwuid_r(uid_t, struct passwd*, char*, size_t, struct passwd**);' ./protochk "extern $try" $hdrs && getpwuid_r_proto=I_TSBWR ;; esac case "$getpwuid_r_proto" in ''|0) try='int getpwuid_r(uid_t, struct passwd*, char*, int, struct passwd**);' ./protochk "extern $try" $hdrs && getpwuid_r_proto=I_TSBIR ;; esac case "$getpwuid_r_proto" in ''|0) try='int getpwuid_r(uid_t, struct passwd*, char*, int);' ./protochk "extern $try" $hdrs && getpwuid_r_proto=I_TSBI ;; esac case "$getpwuid_r_proto" in ''|0) try='struct passwd* getpwuid_r(uid_t, struct passwd*, char*, int);' ./protochk "extern $try" $hdrs && getpwuid_r_proto=S_TSBI ;; esac case "$getpwuid_r_proto" in '') d_getpwuid_r=undef getpwuid_r_proto=0 echo "Disabling getpwuid_r, cannot determine prototype." ;; * ) case "$getpwuid_r_proto" in REENTRANT_PROTO*) ;; *) getpwuid_r_proto="REENTRANT_PROTO_$getpwuid_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getpwuid_r_proto=0 ;; esac : see if getservbyname exists set getservbyname d_getsbyname eval $inlibc : see if getservbyport exists set getservbyport d_getsbyport eval $inlibc : see if getservent exists set getservent d_getsent eval $inlibc : see if getservbyname_r exists set getservbyname_r d_getservbyname_r eval $inlibc case "$d_getservbyname_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getservbyname_r_proto" in ''|0) try='int getservbyname_r(const char*, const char*, struct servent*, char*, size_t, struct servent**);' ./protochk "extern $try" $hdrs && getservbyname_r_proto=I_CCSBWR ;; esac case "$getservbyname_r_proto" in ''|0) try='struct servent* getservbyname_r(const char*, const char*, struct servent*, char*, int);' ./protochk "extern $try" $hdrs && getservbyname_r_proto=S_CCSBI ;; esac case "$getservbyname_r_proto" in ''|0) try='int getservbyname_r(const char*, const char*, struct servent*, struct servent_data*);' ./protochk "extern $try" $hdrs && getservbyname_r_proto=I_CCSD ;; esac case "$getservbyname_r_proto" in '') d_getservbyname_r=undef getservbyname_r_proto=0 echo "Disabling getservbyname_r, cannot determine prototype." ;; * ) case "$getservbyname_r_proto" in REENTRANT_PROTO*) ;; *) getservbyname_r_proto="REENTRANT_PROTO_$getservbyname_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getservbyname_r_proto=0 ;; esac : see if getservbyport_r exists set getservbyport_r d_getservbyport_r eval $inlibc case "$d_getservbyport_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getservbyport_r_proto" in ''|0) try='int getservbyport_r(int, const char*, struct servent*, char*, size_t, struct servent**);' ./protochk "extern $try" $hdrs && getservbyport_r_proto=I_ICSBWR ;; esac case "$getservbyport_r_proto" in ''|0) try='struct servent* getservbyport_r(int, const char*, struct servent*, char*, int);' ./protochk "extern $try" $hdrs && getservbyport_r_proto=S_ICSBI ;; esac case "$getservbyport_r_proto" in ''|0) try='int getservbyport_r(int, const char*, struct servent*, struct servent_data*);' ./protochk "extern $try" $hdrs && getservbyport_r_proto=I_ICSD ;; esac case "$getservbyport_r_proto" in '') d_getservbyport_r=undef getservbyport_r_proto=0 echo "Disabling getservbyport_r, cannot determine prototype." ;; * ) case "$getservbyport_r_proto" in REENTRANT_PROTO*) ;; *) getservbyport_r_proto="REENTRANT_PROTO_$getservbyport_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getservbyport_r_proto=0 ;; esac : see if getservent_r exists set getservent_r d_getservent_r eval $inlibc case "$d_getservent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$getservent_r_proto" in ''|0) try='int getservent_r(struct servent*, char*, size_t, struct servent**);' ./protochk "extern $try" $hdrs && getservent_r_proto=I_SBWR ;; esac case "$getservent_r_proto" in ''|0) try='int getservent_r(struct servent*, char*, int);' ./protochk "extern $try" $hdrs && getservent_r_proto=I_SBI ;; esac case "$getservent_r_proto" in ''|0) try='struct servent* getservent_r(struct servent*, char*, int);' ./protochk "extern $try" $hdrs && getservent_r_proto=S_SBI ;; esac case "$getservent_r_proto" in ''|0) try='int getservent_r(struct servent*, struct servent_data*);' ./protochk "extern $try" $hdrs && getservent_r_proto=I_SD ;; esac case "$getservent_r_proto" in '') d_getservent_r=undef getservent_r_proto=0 echo "Disabling getservent_r, cannot determine prototype." ;; * ) case "$getservent_r_proto" in REENTRANT_PROTO*) ;; *) getservent_r_proto="REENTRANT_PROTO_$getservent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getservent_r_proto=0 ;; esac : see if prototypes for various getservxxx netdb.h functions are available echo " " set d_getservprotos getservent $i_netdb netdb.h eval $hasproto : see if getspnam exists set getspnam d_getspnam eval $inlibc : see if this is a shadow.h system set shadow.h i_shadow eval $inhdr : see if getspnam_r exists set getspnam_r d_getspnam_r eval $inlibc case "$d_getspnam_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_shadow shadow.h" case "$getspnam_r_proto" in ''|0) try='int getspnam_r(const char*, struct spwd*, char*, size_t, struct spwd**);' ./protochk "extern $try" $hdrs && getspnam_r_proto=I_CSBWR ;; esac case "$getspnam_r_proto" in ''|0) try='struct spwd* getspnam_r(const char*, struct spwd*, char*, int);' ./protochk "extern $try" $hdrs && getspnam_r_proto=S_CSBI ;; esac case "$getspnam_r_proto" in '') d_getspnam_r=undef getspnam_r_proto=0 echo "Disabling getspnam_r, cannot determine prototype." ;; * ) case "$getspnam_r_proto" in REENTRANT_PROTO*) ;; *) getspnam_r_proto="REENTRANT_PROTO_$getspnam_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) getspnam_r_proto=0 ;; esac : see if gettimeofday or ftime exists set gettimeofday d_gettimeod eval $inlibc case "$d_gettimeod" in "$undef") set ftime d_ftime eval $inlibc ;; *) val="$undef"; set d_ftime; eval $setvar ;; esac case "$d_gettimeod$d_ftime" in "$undef$undef") echo " " echo 'No ftime() nor gettimeofday() -- timing may be less accurate.' >&4 ;; esac : see if gmtime_r exists set gmtime_r d_gmtime_r eval $inlibc case "$d_gmtime_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" case "$gmtime_r_proto" in ''|0) try='struct tm* gmtime_r(const time_t*, struct tm*);' ./protochk "extern $try" $hdrs && gmtime_r_proto=S_TS ;; esac case "$gmtime_r_proto" in ''|0) try='int gmtime_r(const time_t*, struct tm*);' ./protochk "extern $try" $hdrs && gmtime_r_proto=I_TS ;; esac case "$gmtime_r_proto" in '') d_gmtime_r=undef gmtime_r_proto=0 echo "Disabling gmtime_r, cannot determine prototype." ;; * ) case "$gmtime_r_proto" in REENTRANT_PROTO*) ;; *) gmtime_r_proto="REENTRANT_PROTO_$gmtime_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) gmtime_r_proto=0 ;; esac : see if hasmntopt exists set hasmntopt d_hasmntopt eval $inlibc : see if this is a netinet/in.h or sys/in.h system set netinet/in.h i_niin sys/in.h i_sysin eval $inhdr : see if arpa/inet.h has to be included set arpa/inet.h i_arpainet eval $inhdr : see if htonl --and friends-- exists val='' set htonl val eval $inlibc : Maybe they are macros. case "$val" in $undef) $cat >htonl.c < #include #$i_niin I_NETINET_IN #$i_sysin I_SYS_IN #$i_arpainet I_ARPA_INET #ifdef I_NETINET_IN #include #endif #ifdef I_SYS_IN #include #endif #ifdef I_ARPA_INET #include #endif #ifdef htonl printf("Defined as a macro."); #endif EOM $cppstdin $cppflags $cppminus < htonl.c >htonl.E 2>/dev/null if $contains 'Defined as a macro' htonl.E >/dev/null 2>&1; then val="$define" echo "But it seems to be defined as a macro." >&4 fi $rm -f htonl.? ;; esac set d_htonl eval $setvar : index or strchr echo " " if set index val -f; eval $csym; $val; then if set strchr val -f d_strchr; eval $csym; $val; then if $contains strchr "$strings" >/dev/null 2>&1 ; then val="$define" vali="$undef" echo "strchr() found." >&4 else val="$undef" vali="$define" echo "index() found." >&4 fi else val="$undef" vali="$define" echo "index() found." >&4 fi else if set strchr val -f d_strchr; eval $csym; $val; then val="$define" vali="$undef" echo "strchr() found." >&4 else echo "No index() or strchr() found!" >&4 val="$undef" vali="$undef" fi fi set d_strchr; eval $setvar val="$vali" set d_index; eval $setvar : check whether inet_aton exists set inet_aton d_inetaton eval $inlibc : Look for isascii echo " " $cat >isascii.c <<'EOCP' #include #include int main() { int c = 'A'; if (isascii(c)) exit(0); else exit(1); } EOCP set isascii if eval $compile; then echo "isascii() found." >&4 val="$define" else echo "isascii() NOT found." >&4 val="$undef" fi set d_isascii eval $setvar $rm -f isascii* : see if isfinite exists set isfinite d_isfinite eval $inlibc : see if isinf exists set isinf d_isinf eval $inlibc : see if isnan exists set isnan d_isnan eval $inlibc : see if isnanl exists set isnanl d_isnanl eval $inlibc : see if killpg exists set killpg d_killpg eval $inlibc : see if lchown exists echo " " $cat > try.c <<'EOCP' /* System header to define __stub macros and hopefully few prototypes, which can conflict with char lchown(); below. */ #include /* Override any gcc2 internal prototype to avoid an error. */ /* We use char because int might match the return type of a gcc2 builtin and then its argument prototype would still apply. */ char lchown(); int main() { /* The GNU C library defines this for functions which it implements to always fail with ENOSYS. Some functions are actually named something starting with __ and the normal name is an alias. */ #if defined (__stub_lchown) || defined (__stub___lchown) choke me #else lchown(); #endif ; return 0; } EOCP set try if eval $compile; then $echo "lchown() found." >&4 val="$define" else $echo "lchown() NOT found." >&4 val="$undef" fi set d_lchown eval $setvar : See if number of significant digits in a double precision number is known echo " " $cat >ldbl_dig.c < #endif #ifdef I_FLOAT #include #endif #ifdef LDBL_DIG printf("Contains LDBL_DIG"); #endif EOM $cppstdin $cppflags $cppminus < ldbl_dig.c >ldbl_dig.E 2>/dev/null if $contains 'LDBL_DIG' ldbl_dig.E >/dev/null 2>&1; then echo "LDBL_DIG found." >&4 val="$define" else echo "LDBL_DIG NOT found." >&4 val="$undef" fi $rm -f ldbl_dig.? set d_ldbl_dig eval $setvar : see if link exists set link d_link eval $inlibc : see if localtime_r exists set localtime_r d_localtime_r eval $inlibc case "$d_localtime_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" case "$localtime_r_proto" in ''|0) try='struct tm* localtime_r(const time_t*, struct tm*);' ./protochk "extern $try" $hdrs && localtime_r_proto=S_TS ;; esac case "$localtime_r_proto" in ''|0) try='int localtime_r(const time_t*, struct tm*);' ./protochk "extern $try" $hdrs && localtime_r_proto=I_TS ;; esac case "$localtime_r_proto" in '') d_localtime_r=undef localtime_r_proto=0 echo "Disabling localtime_r, cannot determine prototype." ;; * ) case "$localtime_r_proto" in REENTRANT_PROTO*) ;; *) localtime_r_proto="REENTRANT_PROTO_$localtime_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) localtime_r_proto=0 ;; esac : see if localeconv exists set localeconv d_locconv eval $inlibc : see if lockf exists set lockf d_lockf eval $inlibc : see if prototype for lseek is available echo " " set d_lseekproto lseek $i_systypes sys/types.h $i_unistd unistd.h eval $hasproto : see if lstat exists set lstat d_lstat eval $inlibc : see if madvise exists set madvise d_madvise eval $inlibc : see if mblen exists set mblen d_mblen eval $inlibc : see if mbstowcs exists set mbstowcs d_mbstowcs eval $inlibc : see if mbtowc exists set mbtowc d_mbtowc eval $inlibc : see if memchr exists set memchr d_memchr eval $inlibc : see if memcmp exists set memcmp d_memcmp eval $inlibc : see if memcpy exists set memcpy d_memcpy eval $inlibc : see if memmove exists set memmove d_memmove eval $inlibc : see if memset exists set memset d_memset eval $inlibc : see if mkdir exists set mkdir d_mkdir eval $inlibc : see if mkdtemp exists set mkdtemp d_mkdtemp eval $inlibc : see if mkfifo exists set mkfifo d_mkfifo eval $inlibc : see if mkstemp exists set mkstemp d_mkstemp eval $inlibc : see if mkstemps exists set mkstemps d_mkstemps eval $inlibc : see if mktime exists set mktime d_mktime eval $inlibc : see if this is a sys/mman.h system set sys/mman.h i_sysmman eval $inhdr : see if mmap exists set mmap d_mmap eval $inlibc : see what shmat returns : default to something harmless mmaptype='void *' case "$i_sysmman$d_mmap" in "$define$define") $cat >mmap.c <<'END' #include void *mmap(); END if $cc $ccflags -c mmap.c >/dev/null 2>&1; then mmaptype='void *' else mmaptype='caddr_t' fi echo "and it returns ($mmaptype)." >&4 ;; esac : see if mprotect exists set mprotect d_mprotect eval $inlibc : see if msgctl exists set msgctl d_msgctl eval $inlibc : see if msgget exists set msgget d_msgget eval $inlibc : see if msgsnd exists set msgsnd d_msgsnd eval $inlibc : see if msgrcv exists set msgrcv d_msgrcv eval $inlibc : see how much of the 'msg*(2)' library is present. h_msg=true echo " " case "$d_msgctl$d_msgget$d_msgsnd$d_msgrcv" in *"$undef"*) h_msg=false;; esac case "$osname" in freebsd) case "`ipcs 2>&1`" in "SVID messages"*"not configured"*) echo "Your $osname does not have the msg*(2) configured." >&4 h_msg=false val="$undef" set msgctl d_msgctl eval $setvar set msgget d_msgget eval $setvar set msgsnd d_msgsnd eval $setvar set msgrcv d_msgrcv eval $setvar ;; esac ;; esac : we could also check for sys/ipc.h ... if $h_msg && $test `./findhdr sys/msg.h`; then echo "You have the full msg*(2) library." >&4 val="$define" else echo "You don't have the full msg*(2) library." >&4 val="$undef" fi set d_msg eval $setvar echo " " echo "Checking to see if your system supports struct msghdr..." >&4 set d_msghdr_s msghdr $i_systypes sys/types.h $d_socket sys/socket.h $i_sysuio sys/uio.h eval $hasstruct case "$d_msghdr_s" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : see if msync exists set msync d_msync eval $inlibc : see if munmap exists set munmap d_munmap eval $inlibc : see if nice exists set nice d_nice eval $inlibc : see if this is a langinfo.h system set langinfo.h i_langinfo eval $inhdr : see if nl_langinfo exists set nl_langinfo d_nl_langinfo eval $inlibc : check for length of character echo " " case "$charsize" in '') echo "Checking to see how big your characters are (hey, you never know)..." >&4 $cat >try.c <<'EOCP' #include int main() { printf("%d\n", (int)sizeof(char)); exit(0); } EOCP set try if eval $compile_ok; then dflt=`$run ./try` else dflt='1' echo "(I can't seem to compile the test program. Guessing...)" fi ;; *) dflt="$charsize" ;; esac rp="What is the size of a character (in bytes)?" . ./myread charsize="$ans" $rm -f try.c try : check for volatile keyword echo " " echo 'Checking to see if your C compiler knows about "volatile"...' >&4 $cat >try.c <<'EOCP' int main() { typedef struct _goo_struct goo_struct; goo_struct * volatile goo = ((goo_struct *)0); struct _goo_struct { long long_int; int reg_int; char char_var; }; typedef unsigned short foo_t; char *volatile foo; volatile int bar; volatile foo_t blech; foo = foo; } EOCP if $cc -c $ccflags try.c >/dev/null 2>&1 ; then val="$define" echo "Yup, it does." else val="$undef" echo "Nope, it doesn't." fi set d_volatile eval $setvar $rm -f try.* echo " " $echo "Choosing the C types to be used for Perl's internal types..." >&4 case "$use64bitint:$d_quad:$quadtype" in define:define:?*) ivtype="$quadtype" uvtype="$uquadtype" ivsize=8 uvsize=8 ;; *) ivtype="long" uvtype="unsigned long" ivsize=$longsize uvsize=$longsize ;; esac case "$uselongdouble:$d_longdbl" in define:define) nvtype="long double" nvsize=$longdblsize ;; *) nvtype=double nvsize=$doublesize ;; esac $echo "(IV will be "$ivtype", $ivsize bytes)" $echo "(UV will be "$uvtype", $uvsize bytes)" $echo "(NV will be "$nvtype", $nvsize bytes)" $cat >try.c < #endif #include int main() { #ifdef INT8 int8_t i = INT8_MAX; uint8_t u = UINT8_MAX; printf("int8_t\n"); #endif #ifdef INT16 int16_t i = INT16_MAX; uint16_t i = UINT16_MAX; printf("int16_t\n"); #endif #ifdef INT32 int32_t i = INT32_MAX; uint32_t u = UINT32_MAX; printf("int32_t\n"); #endif } EOCP case "$i8type" in '') case "$charsize" in 1) i8type=char u8type="unsigned char" i8size=$charsize u8size=$charsize ;; esac ;; esac case "$i8type" in '') set try -DINT8 if eval $compile; then case "`$run ./try`" in int8_t) i8type=int8_t u8type=uint8_t i8size=1 u8size=1 ;; esac fi ;; esac case "$i8type" in '') if $test $charsize -ge 1; then i8type=char u8type="unsigned char" i8size=$charsize u8size=$charsize fi ;; esac case "$i16type" in '') case "$shortsize" in 2) i16type=short u16type="unsigned short" i16size=$shortsize u16size=$shortsize ;; esac ;; esac case "$i16type" in '') set try -DINT16 if eval $compile; then case "`$run ./try`" in int16_t) i16type=int16_t u16type=uint16_t i16size=2 u16size=2 ;; esac fi ;; esac case "$i16type" in '') if $test $shortsize -ge 2; then i16type=short u16type="unsigned short" i16size=$shortsize u16size=$shortsize fi ;; esac case "$i32type" in '') case "$longsize" in 4) i32type=long u32type="unsigned long" i32size=$longsize u32size=$longsize ;; *) case "$intsize" in 4) i32type=int u32type="unsigned int" i32size=$intsize u32size=$intsize ;; esac ;; esac ;; esac case "$i32type" in '') set try -DINT32 if eval $compile; then case "`$run ./try`" in int32_t) i32type=int32_t u32type=uint32_t i32size=4 u32size=4 ;; esac fi ;; esac case "$i32type" in '') if $test $intsize -ge 4; then i32type=int u32type="unsigned int" i32size=$intsize u32size=$intsize fi ;; esac case "$i64type" in '') case "$d_quad:$quadtype" in define:?*) i64type="$quadtype" u64type="$uquadtype" i64size=8 u64size=8 ;; esac ;; esac $echo "Checking how many bits of your UVs your NVs can preserve..." >&4 : volatile so that the compiler has to store it out to memory. if test X"$d_volatile" = X"$define"; then volatile=volatile fi $cat <try.c #include #include #include #ifdef SIGFPE $volatile int bletched = 0; $signal_t blech(s) int s; { bletched = 1; } #endif int main() { $uvtype u = 0; $nvtype d; int n = 8 * $uvsize; int i; #ifdef SIGFPE signal(SIGFPE, blech); #endif for (i = 0; i < n; i++) { u = u << 1 | ($uvtype)1; d = ($nvtype)u; if (($uvtype)d != u) break; if (d <= 0) break; d = ($nvtype)(u - 1); if (($uvtype)d != (u - 1)) break; #ifdef SIGFPE if (bletched) { break; #endif } } printf("%d\n", ((i == n) ? -n : i)); exit(0); } EOP set try d_nv_preserves_uv="$undef" if eval $compile; then d_nv_preserves_uv_bits="`$run ./try`" fi case "$d_nv_preserves_uv_bits" in \-[1-9]*) d_nv_preserves_uv_bits=`expr 0 - $d_nv_preserves_uv_bits` $echo "Your NVs can preserve all $d_nv_preserves_uv_bits bits of your UVs." 2>&1 d_nv_preserves_uv="$define" ;; [1-9]*) $echo "Your NVs can preserve only $d_nv_preserves_uv_bits bits of your UVs." 2>&1 d_nv_preserves_uv="$undef" ;; *) $echo "Can't figure out how many bits your NVs preserve." 2>&1 d_nv_preserves_uv_bits="$undef" ;; esac $rm -f try.* try : check for off64_t echo " " echo "Checking to see if you have off64_t..." >&4 $cat >try.c < #include int main() { off64_t x = 7; } EOCP set try if eval $compile; then val="$define" echo "You have off64_t." else val="$undef" echo "You do not have off64_t." case "$lseeksize" in 8) echo "(Your off_t is 64 bits, so you could use that.)" ;; esac fi $rm -f try.* try set d_off64_t eval $setvar : see if POSIX threads are available set pthread.h i_pthread eval $inhdr : how to create joinable pthreads if test "X$usethreads" = "X$define" -a "X$i_pthread" = "X$define"; then echo " " echo "Checking what constant to use for creating joinable pthreads..." >&4 $cat >try.c <<'EOCP' #include int main() { int detachstate = JOINABLE; } EOCP set try -DJOINABLE=PTHREAD_CREATE_JOINABLE if eval $compile; then echo "You seem to use PTHREAD_CREATE_JOINABLE." >&4 val="$undef" # Yes, undef. set d_old_pthread_create_joinable eval $setvar val="" set old_pthread_create_joinable eval $setvar else set try -DJOINABLE=PTHREAD_CREATE_UNDETACHED if eval $compile; then echo "You seem to use PTHREAD_CREATE_UNDETACHED." >&4 val="$define" set d_old_pthread_create_joinable eval $setvar val=PTHREAD_CREATE_UNDETACHED set old_pthread_create_joinable eval $setvar else set try -DJOINABLE=__UNDETACHED if eval $compile; then echo "You seem to use __UNDETACHED." >&4 val="$define" set d_old_pthread_create_joinable eval $setvar val=__UNDETACHED set old_pthread_create_joinable eval $setvar else echo "Egads, nothing obvious found. Guessing that you use 0." >&4 val="$define" set d_old_pthread_create_joinable eval $setvar val=0 set old_pthread_create_joinable eval $setvar fi fi fi $rm -f try try.* else d_old_pthread_create_joinable="$undef" old_pthread_create_joinable="" fi : see if pause exists set pause d_pause eval $inlibc : see if pipe exists set pipe d_pipe eval $inlibc : see if poll exists set poll d_poll eval $inlibc : see if readlink exists set readlink d_readlink eval $inlibc echo " " procselfexe='' val="$undef" case "$d_readlink" in "$define") if $issymlink /proc/self/exe ; then $ls -l /proc/self/exe > reflect if $contains /`basename $ls` reflect >/dev/null 2>&1; then echo "You have Linux-like /proc/self/exe." procselfexe='"/proc/self/exe"' val="$define" fi fi if $issymlink /proc/curproc/file ; then $ls -l /proc/curproc/file > reflect if $contains /`basename $ls` reflect >/dev/null 2>&1; then echo "You have BSD-like /proc/curproc/file." procselfexe='"/proc/curproc/file"' val="$define" fi fi ;; esac $rm -f reflect set d_procselfexe eval $setvar : see whether the pthread_atfork exists $cat >try.c < #include int main() { #ifdef PTHREAD_ATFORK pthread_atfork(NULL,NULL,NULL); #endif } EOP : see if pthread_atfork exists set try -DPTHREAD_ATFORK if eval $compile; then val="$define" else val="$undef" fi case "$usethreads" in $define) case "$val" in $define) echo 'pthread_atfork found.' >&4 ;; *) echo 'pthread_atfork NOT found.' >&4 ;; esac esac set d_pthread_atfork eval $setvar : see whether the various POSIXish _yields exist $cat >try.c < #include int main() { #ifdef SCHED_YIELD sched_yield(); #else #ifdef PTHREAD_YIELD pthread_yield(); #else #ifdef PTHREAD_YIELD_NULL pthread_yield(NULL); #endif #endif #endif } EOP : see if sched_yield exists set try -DSCHED_YIELD if eval $compile; then val="$define" sched_yield='sched_yield()' else val="$undef" fi case "$usethreads" in $define) case "$val" in $define) echo 'sched_yield() found.' >&4 ;; *) echo 'sched_yield() NOT found.' >&4 ;; esac esac set d_sched_yield eval $setvar : see if pthread_yield exists set try -DPTHREAD_YIELD if eval $compile; then val="$define" case "$sched_yield" in '') sched_yield='pthread_yield()' ;; esac else set try -DPTHREAD_YIELD_NULL if eval $compile; then val="$define" case "$sched_yield" in '') sched_yield='pthread_yield(NULL)' ;; esac else val="$undef" fi fi case "$usethreads" in $define) case "$val" in $define) echo 'pthread_yield() found.' >&4 ;; *) echo 'pthread_yield() NOT found.' >&4 ;; esac ;; esac set d_pthread_yield eval $setvar case "$sched_yield" in '') sched_yield=undef ;; esac $rm -f try try.* : see if random_r exists set random_r d_random_r eval $inlibc case "$d_random_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_stdlib stdlib.h" case "$random_r_proto" in ''|0) try='int random_r(int*, struct random_data*);' ./protochk "extern $try" $hdrs && random_r_proto=I_TS ;; esac case "$random_r_proto" in '') d_random_r=undef random_r_proto=0 echo "Disabling random_r, cannot determine prototype." ;; * ) case "$random_r_proto" in REENTRANT_PROTO*) ;; *) random_r_proto="REENTRANT_PROTO_$random_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) random_r_proto=0 ;; esac : see if readdir and friends exist set readdir d_readdir eval $inlibc set seekdir d_seekdir eval $inlibc set telldir d_telldir eval $inlibc set rewinddir d_rewinddir eval $inlibc : see if readdir64_r exists set readdir64_r d_readdir64_r eval $inlibc case "$d_readdir64_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_dirent dirent.h" case "$readdir64_r_proto" in ''|0) try='int readdir64_r(DIR*, struct dirent64*, struct dirent64**);' ./protochk "extern $try" $hdrs && readdir64_r_proto=I_TSR ;; esac case "$readdir64_r_proto" in ''|0) try='int readdir64_r(DIR*, struct dirent64*);' ./protochk "extern $try" $hdrs && readdir64_r_proto=I_TS ;; esac case "$readdir64_r_proto" in '') d_readdir64_r=undef readdir64_r_proto=0 echo "Disabling readdir64_r, cannot determine prototype." ;; * ) case "$readdir64_r_proto" in REENTRANT_PROTO*) ;; *) readdir64_r_proto="REENTRANT_PROTO_$readdir64_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) readdir64_r_proto=0 ;; esac : see if readdir_r exists set readdir_r d_readdir_r eval $inlibc case "$d_readdir_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_dirent dirent.h" case "$readdir_r_proto" in ''|0) try='int readdir_r(DIR*, struct dirent*, struct dirent**);' ./protochk "extern $try" $hdrs && readdir_r_proto=I_TSR ;; esac case "$readdir_r_proto" in ''|0) try='int readdir_r(DIR*, struct dirent*);' ./protochk "extern $try" $hdrs && readdir_r_proto=I_TS ;; esac case "$readdir_r_proto" in '') d_readdir_r=undef readdir_r_proto=0 echo "Disabling readdir_r, cannot determine prototype." ;; * ) case "$readdir_r_proto" in REENTRANT_PROTO*) ;; *) readdir_r_proto="REENTRANT_PROTO_$readdir_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) readdir_r_proto=0 ;; esac : see if readv exists set readv d_readv eval $inlibc : see if recvmsg exists set recvmsg d_recvmsg eval $inlibc : see if rename exists set rename d_rename eval $inlibc : see if rmdir exists set rmdir d_rmdir eval $inlibc : see if memory.h is available. val='' set memory.h val eval $inhdr : See if it conflicts with string.h case "$val" in $define) case "$strings" in '') ;; *) $cppstdin $cppflags $cppminus < $strings > mem.h if $contains 'memcpy' mem.h >/dev/null 2>&1; then echo " " echo "We won't be including ." val="$undef" fi $rm -f mem.h ;; esac esac set i_memory eval $setvar : can bcopy handle overlapping blocks? echo " " val="$undef" case "$d_memmove" in "$define") echo "I'll use memmove() instead of bcopy() for overlapping copies." ;; *) case "$d_bcopy" in "$define") echo "Checking to see if bcopy() can do overlapping copies..." >&4 $cat >try.c <>try.c <<'EOCP' #include #ifdef I_MEMORY # include #endif #ifdef I_STDLIB # include #endif #ifdef I_STRING # include #else # include #endif #ifdef I_UNISTD # include /* Needed for NetBSD */ #endif int main() { char buf[128], abc[128]; char *b; int len; int off; int align; /* Copy "abcde..." string to char abc[] so that gcc doesn't try to store the string in read-only memory. */ bcopy("abcdefghijklmnopqrstuvwxyz0123456789", abc, 36); for (align = 7; align >= 0; align--) { for (len = 36; len; len--) { b = buf+align; bcopy(abc, b, len); for (off = 1; off <= len; off++) { bcopy(b, b+off, len); bcopy(b+off, b, len); if (bcmp(b, abc, len)) exit(1); } } } exit(0); } EOCP set try if eval $compile_ok; then if ./try 2>/dev/null; then echo "Yes, it can." val="$define" else echo "It can't, sorry." fi else echo "(I can't compile the test program, so we'll assume not...)" fi ;; esac $rm -f try.* try core ;; esac set d_safebcpy eval $setvar : can memcpy handle overlapping blocks? echo " " val="$undef" case "$d_memmove" in "$define") echo "I'll use memmove() instead of memcpy() for overlapping copies." ;; *) case "$d_memcpy" in "$define") echo "Checking to see if memcpy() can do overlapping copies..." >&4 $cat >try.c <>try.c <<'EOCP' #include #ifdef I_MEMORY # include #endif #ifdef I_STDLIB # include #endif #ifdef I_STRING # include #else # include #endif #ifdef I_UNISTD # include /* Needed for NetBSD */ #endif int main() { char buf[128], abc[128]; char *b; int len; int off; int align; /* Copy "abcde..." string to char abc[] so that gcc doesn't try to store the string in read-only memory. */ memcpy(abc, "abcdefghijklmnopqrstuvwxyz0123456789", 36); for (align = 7; align >= 0; align--) { for (len = 36; len; len--) { b = buf+align; memcpy(b, abc, len); for (off = 1; off <= len; off++) { memcpy(b+off, b, len); memcpy(b, b+off, len); if (memcmp(b, abc, len)) exit(1); } } } exit(0); } EOCP set try if eval $compile_ok; then if ./try 2>/dev/null; then echo "Yes, it can." val="$define" else echo "It can't, sorry." fi else echo "(I can't compile the test program, so we'll assume not...)" fi ;; esac $rm -f try.* try core ;; esac set d_safemcpy eval $setvar : can memcmp be trusted to compare relative magnitude? val="$undef" case "$d_memcmp" in "$define") echo " " echo "Checking if your memcmp() can compare relative magnitude..." >&4 $cat >try.c <>try.c <<'EOCP' #include #ifdef I_MEMORY # include #endif #ifdef I_STDLIB # include #endif #ifdef I_STRING # include #else # include #endif #ifdef I_UNISTD # include /* Needed for NetBSD */ #endif int main() { char a = -1; char b = 0; if ((a < b) && memcmp(&a, &b, 1) < 0) exit(1); exit(0); } EOCP set try if eval $compile_ok; then if $run ./try 2>/dev/null; then echo "Yes, it can." val="$define" else echo "No, it can't (it uses signed chars)." fi else echo "(I can't compile the test program, so we'll assume not...)" fi ;; esac $rm -f try.* try core set d_sanemcmp eval $setvar : see if prototype for sbrk is available echo " " set d_sbrkproto sbrk $i_unistd unistd.h eval $hasproto : see if select exists set select d_select eval $inlibc : see if semctl exists set semctl d_semctl eval $inlibc : see if semget exists set semget d_semget eval $inlibc : see if semop exists set semop d_semop eval $inlibc : see how much of the 'sem*(2)' library is present. h_sem=true echo " " case "$d_semctl$d_semget$d_semop" in *"$undef"*) h_sem=false;; esac case "$osname" in freebsd) case "`ipcs 2>&1`" in "SVID messages"*"not configured"*) echo "Your $osname does not have the sem*(2) configured." >&4 h_sem=false val="$undef" set semctl d_semctl eval $setvar set semget d_semget eval $setvar set semop d_semop eval $setvar ;; esac ;; esac : we could also check for sys/ipc.h ... if $h_sem && $test `./findhdr sys/sem.h`; then echo "You have the full sem*(2) library." >&4 val="$define" else echo "You don't have the full sem*(2) library." >&4 val="$undef" fi set d_sem eval $setvar : see whether sys/sem.h defines union semun echo " " $cat > try.c <<'END' #include #include #include int main () { union semun semun; semun.buf = 0; } END set try if eval $compile; then echo "You have union semun in ." >&4 val="$define" else echo "You do not have union semun in ." >&4 val="$undef" fi $rm -f try try.c try.h set d_union_semun eval $setvar : see how to do semctl IPC_STAT case "$d_sem" in $define) : see whether semctl IPC_STAT can use union semun echo " " $cat > try.h <>3) # define S_IWGRP (S_IWUSR>>3) # define S_IXGRP (S_IXUSR>>3) # define S_IROTH (S_IRUSR>>6) # define S_IWOTH (S_IWUSR>>6) # define S_IXOTH (S_IXUSR>>6) #endif #ifndef S_IRWXU # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR) # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP) # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH) #endif END $cat > try.c < #include #include #include #include #include #include "try.h" #ifndef errno extern int errno; #endif #$d_union_semun HAS_UNION_SEMUN int main() { union semun #ifndef HAS_UNION_SEMUN { int val; struct semid_ds *buf; unsigned short *array; } #endif arg; int sem, st; #if defined(IPC_PRIVATE) && defined(S_IRWXU) && defined(S_IRWXG) && defined(S_IRWXO) && defined(IPC_CREAT) sem = semget(IPC_PRIVATE, 1, S_IRWXU|S_IRWXG|S_IRWXO|IPC_CREAT); if (sem > -1) { struct semid_ds argbuf; arg.buf = &argbuf; # ifdef IPC_STAT st = semctl(sem, 0, IPC_STAT, arg); if (st == 0) printf("semun\n"); else # endif /* IPC_STAT */ printf("semctl IPC_STAT failed: errno = %d\n", errno); # ifdef IPC_RMID if (semctl(sem, 0, IPC_RMID, arg) != 0) # endif /* IPC_RMID */ printf("semctl IPC_RMID failed: errno = %d\n", errno); } else #endif /* IPC_PRIVATE && ... */ printf("semget failed: errno = %d\n", errno); return 0; } END val="$undef" set try if eval $compile; then xxx=`$run ./try` case "$xxx" in semun) val="$define" ;; esac fi $rm -f try try.c set d_semctl_semun eval $setvar case "$d_semctl_semun" in $define) echo "You can use union semun for semctl IPC_STAT." >&4 also='also' ;; *) echo "You cannot use union semun for semctl IPC_STAT." >&4 also='' ;; esac : see whether semctl IPC_STAT can use struct semid_ds pointer $cat > try.c <<'END' #include #include #include #include #include "try.h" #include #include #ifndef errno extern int errno; #endif int main() { struct semid_ds arg; int sem, st; #if defined(IPC_PRIVATE) && defined(S_IRWXU) && defined(S_IRWXG) && defined(S_IRWXO) && defined(IPC_CREAT) sem = semget(IPC_PRIVATE, 1, S_IRWXU|S_IRWXG|S_IRWXO|IPC_CREAT); if (sem > -1) { # ifdef IPC_STAT st = semctl(sem, 0, IPC_STAT, &arg); if (st == 0) printf("semid_ds\n"); else # endif /* IPC_STAT */ printf("semctl IPC_STAT failed: errno = %d\n", errno); # ifdef IPC_RMID if (semctl(sem, 0, IPC_RMID, &arg) != 0) # endif /* IPC_RMID */ printf("semctl IPC_RMID failed: errno = %d\n", errno); } else #endif /* IPC_PRIVATE && ... */ printf("semget failed: errno = %d\n", errno); return 0; } END val="$undef" set try if eval $compile; then xxx=`$run ./try` case "$xxx" in semid_ds) val="$define" ;; esac fi $rm -f try try.c set d_semctl_semid_ds eval $setvar case "$d_semctl_semid_ds" in $define) echo "You can $also use struct semid_ds* for semctl IPC_STAT." >&4 ;; *) echo "You cannot use struct semid_ds* for semctl IPC_STAT." >&4 ;; esac $rm -f try.h ;; *) val="$undef" # We do not have the full sem*(2) library, so assume we can not # use either. set d_semctl_semun eval $setvar set d_semctl_semid_ds eval $setvar ;; esac : see if sendmsg exists set sendmsg d_sendmsg eval $inlibc : see if setegid exists set setegid d_setegid eval $inlibc : see if seteuid exists set seteuid d_seteuid eval $inlibc : see if setgrent exists set setgrent d_setgrent eval $inlibc : see if setgrent_r exists set setgrent_r d_setgrent_r eval $inlibc case "$d_setgrent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_grp grp.h" case "$setgrent_r_proto" in ''|0) try='int setgrent_r(FILE**);' ./protochk "extern $try" $hdrs && setgrent_r_proto=I_H ;; esac case "$setgrent_r_proto" in ''|0) try='void setgrent_r(FILE**);' ./protochk "extern $try" $hdrs && setgrent_r_proto=V_H ;; esac case "$setgrent_r_proto" in '') d_setgrent_r=undef setgrent_r_proto=0 echo "Disabling setgrent_r, cannot determine prototype." ;; * ) case "$setgrent_r_proto" in REENTRANT_PROTO*) ;; *) setgrent_r_proto="REENTRANT_PROTO_$setgrent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) setgrent_r_proto=0 ;; esac : see if sethostent exists set sethostent d_sethent eval $inlibc : see if sethostent_r exists set sethostent_r d_sethostent_r eval $inlibc case "$d_sethostent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$sethostent_r_proto" in ''|0) try='int sethostent_r(int, struct hostent_data*);' ./protochk "extern $try" $hdrs && sethostent_r_proto=I_ID ;; esac case "$sethostent_r_proto" in ''|0) try='void sethostent_r(int, struct hostent_data*);' ./protochk "extern $try" $hdrs && sethostent_r_proto=V_ID ;; esac case "$sethostent_r_proto" in '') d_sethostent_r=undef sethostent_r_proto=0 echo "Disabling sethostent_r, cannot determine prototype." ;; * ) case "$sethostent_r_proto" in REENTRANT_PROTO*) ;; *) sethostent_r_proto="REENTRANT_PROTO_$sethostent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) sethostent_r_proto=0 ;; esac : see if setitimer exists set setitimer d_setitimer eval $inlibc : see if setlinebuf exists set setlinebuf d_setlinebuf eval $inlibc : see if setlocale exists set setlocale d_setlocale eval $inlibc : see if locale.h is available set locale.h i_locale eval $inhdr : see if setlocale_r exists set setlocale_r d_setlocale_r eval $inlibc case "$d_setlocale_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_locale locale.h" case "$setlocale_r_proto" in ''|0) try='int setlocale_r(int, const char*, char*, int);' ./protochk "extern $try" $hdrs && setlocale_r_proto=I_ICBI ;; esac case "$setlocale_r_proto" in '') d_setlocale_r=undef setlocale_r_proto=0 echo "Disabling setlocale_r, cannot determine prototype." ;; * ) case "$setlocale_r_proto" in REENTRANT_PROTO*) ;; *) setlocale_r_proto="REENTRANT_PROTO_$setlocale_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) setlocale_r_proto=0 ;; esac : see if setnetent exists set setnetent d_setnent eval $inlibc : see if setnetent_r exists set setnetent_r d_setnetent_r eval $inlibc case "$d_setnetent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$setnetent_r_proto" in ''|0) try='int setnetent_r(int, struct netent_data*);' ./protochk "extern $try" $hdrs && setnetent_r_proto=I_ID ;; esac case "$setnetent_r_proto" in ''|0) try='void setnetent_r(int, struct netent_data*);' ./protochk "extern $try" $hdrs && setnetent_r_proto=V_ID ;; esac case "$setnetent_r_proto" in '') d_setnetent_r=undef setnetent_r_proto=0 echo "Disabling setnetent_r, cannot determine prototype." ;; * ) case "$setnetent_r_proto" in REENTRANT_PROTO*) ;; *) setnetent_r_proto="REENTRANT_PROTO_$setnetent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) setnetent_r_proto=0 ;; esac : see if setprotoent exists set setprotoent d_setpent eval $inlibc : see if setpgid exists set setpgid d_setpgid eval $inlibc : see if setpgrp2 exists set setpgrp2 d_setpgrp2 eval $inlibc : see if setpriority exists set setpriority d_setprior eval $inlibc : see if setproctitle exists set setproctitle d_setproctitle eval $inlibc : see if setprotoent_r exists set setprotoent_r d_setprotoent_r eval $inlibc case "$d_setprotoent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$setprotoent_r_proto" in ''|0) try='int setprotoent_r(int, struct protoent_data*);' ./protochk "extern $try" $hdrs && setprotoent_r_proto=I_ID ;; esac case "$setprotoent_r_proto" in ''|0) try='void setprotoent_r(int, struct protoent_data*);' ./protochk "extern $try" $hdrs && setprotoent_r_proto=V_ID ;; esac case "$setprotoent_r_proto" in '') d_setprotoent_r=undef setprotoent_r_proto=0 echo "Disabling setprotoent_r, cannot determine prototype." ;; * ) case "$setprotoent_r_proto" in REENTRANT_PROTO*) ;; *) setprotoent_r_proto="REENTRANT_PROTO_$setprotoent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) setprotoent_r_proto=0 ;; esac : see if setpwent exists set setpwent d_setpwent eval $inlibc : see if setpwent_r exists set setpwent_r d_setpwent_r eval $inlibc case "$d_setpwent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_pwd pwd.h" case "$setpwent_r_proto" in ''|0) try='int setpwent_r(FILE**);' ./protochk "extern $try" $hdrs && setpwent_r_proto=I_H ;; esac case "$setpwent_r_proto" in ''|0) try='void setpwent_r(FILE**);' ./protochk "extern $try" $hdrs && setpwent_r_proto=V_H ;; esac case "$setpwent_r_proto" in '') d_setpwent_r=undef setpwent_r_proto=0 echo "Disabling setpwent_r, cannot determine prototype." ;; * ) case "$setpwent_r_proto" in REENTRANT_PROTO*) ;; *) setpwent_r_proto="REENTRANT_PROTO_$setpwent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) setpwent_r_proto=0 ;; esac : see if setregid exists set setregid d_setregid eval $inlibc set setresgid d_setresgid eval $inlibc : see if setreuid exists set setreuid d_setreuid eval $inlibc set setresuid d_setresuid eval $inlibc : see if setrgid exists set setrgid d_setrgid eval $inlibc : see if setruid exists set setruid d_setruid eval $inlibc : see if setservent exists set setservent d_setsent eval $inlibc : see if setservent_r exists set setservent_r d_setservent_r eval $inlibc case "$d_setservent_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_netdb netdb.h" case "$setservent_r_proto" in ''|0) try='int setservent_r(int, struct servent_data*);' ./protochk "extern $try" $hdrs && setservent_r_proto=I_ID ;; esac case "$setservent_r_proto" in ''|0) try='void setservent_r(int, struct servent_data*);' ./protochk "extern $try" $hdrs && setservent_r_proto=V_ID ;; esac case "$setservent_r_proto" in '') d_setservent_r=undef setservent_r_proto=0 echo "Disabling setservent_r, cannot determine prototype." ;; * ) case "$setservent_r_proto" in REENTRANT_PROTO*) ;; *) setservent_r_proto="REENTRANT_PROTO_$setservent_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) setservent_r_proto=0 ;; esac : see if setsid exists set setsid d_setsid eval $inlibc : see if setvbuf exists set setvbuf d_setvbuf eval $inlibc : see if sfio.h is available set sfio.h i_sfio eval $inhdr : see if sfio library is available case "$i_sfio" in $define) val='' set sfreserve val eval $inlibc ;; *) val="$undef" ;; esac : Ok, but do we want to use it. case "$val" in $define) case "$usesfio" in true|$define|[yY]*) dflt='y';; *) dflt='n';; esac echo "$package can use the sfio library, but it is experimental." case "$useperlio" in "$undef") echo "For sfio also the PerlIO abstraction layer is needed." echo "Earlier you said you wouldn't want that." ;; esac rp="You seem to have sfio available, do you want to try using it?" . ./myread case "$ans" in y|Y) echo "Ok, turning on both sfio and PerlIO, then." useperlio="$define" val="$define" ;; *) echo "Ok, avoiding sfio this time. I'll use stdio instead." val="$undef" ;; esac ;; *) case "$usesfio" in true|$define|[yY]*) echo "Sorry, cannot find sfio on this machine." >&4 echo "Ignoring your setting of usesfio=$usesfio." >&4 val="$undef" ;; esac ;; esac set d_sfio eval $setvar case "$d_sfio" in $define) usesfio='true';; *) usesfio='false';; esac case "$d_sfio" in $define) ;; *) : Remove sfio from list of libraries to use case "$libs" in *-lsfio*) echo "Removing unneeded -lsfio from library list" >&4 set `echo X $libs | $sed -e 's/-lsfio / /' -e 's/-lsfio$//'` shift libs="$*" echo "libs = $libs" >&4 ;; esac ;; esac : see if shmctl exists set shmctl d_shmctl eval $inlibc : see if shmget exists set shmget d_shmget eval $inlibc : see if shmat exists set shmat d_shmat eval $inlibc : see what shmat returns case "$d_shmat" in "$define") $cat >shmat.c <<'END' #include void *shmat(); END if $cc $ccflags -c shmat.c >/dev/null 2>&1; then shmattype='void *' else shmattype='char *' fi echo "and it returns ($shmattype)." >&4 : see if a prototype for shmat is available xxx=`./findhdr sys/shm.h` $cppstdin $cppflags $cppminus < $xxx > shmat.c 2>/dev/null if $contains 'shmat.*(' shmat.c >/dev/null 2>&1; then val="$define" else val="$undef" fi $rm -f shmat.[co] ;; *) val="$undef" ;; esac set d_shmatprototype eval $setvar : see if shmdt exists set shmdt d_shmdt eval $inlibc : see how much of the 'shm*(2)' library is present. h_shm=true echo " " case "$d_shmctl$d_shmget$d_shmat$d_shmdt" in *"$undef"*) h_shm=false;; esac case "$osname" in freebsd) case "`ipcs 2>&1`" in "SVID shared memory"*"not configured"*) echo "Your $osname does not have the shm*(2) configured." >&4 h_shm=false val="$undef" set shmctl d_shmctl evat $setvar set shmget d_shmget evat $setvar set shmat d_shmat evat $setvar set shmdt d_shmdt evat $setvar ;; esac ;; esac : we could also check for sys/ipc.h ... if $h_shm && $test `./findhdr sys/shm.h`; then echo "You have the full shm*(2) library." >&4 val="$define" else echo "You don't have the full shm*(2) library." >&4 val="$undef" fi set d_shm eval $setvar echo " " : see if we have sigaction if set sigaction val -f d_sigaction; eval $csym; $val; then echo 'sigaction() found.' >&4 $cat > try.c <<'EOP' #include #include #include int main() { struct sigaction act, oact; act.sa_flags = 0; oact.sa_handler = 0; /* so that act and oact are used */ exit(act.sa_flags == 0 && oact.sa_handler == 0); } EOP set try if eval $compile_ok; then val="$define" else echo "But you don't seem to have a useable struct sigaction." >&4 val="$undef" fi else echo 'sigaction NOT found.' >&4 val="$undef" fi set d_sigaction; eval $setvar $rm -f try try$_o try.c : see if sigprocmask exists set sigprocmask d_sigprocmask eval $inlibc : see if sigsetjmp exists echo " " case "$d_sigsetjmp" in '') $cat >try.c <<'EOP' #include sigjmp_buf env; int set = 1; int main() { if (sigsetjmp(env,1)) exit(set); set = 0; siglongjmp(env, 1); exit(1); } EOP set try if eval $compile; then if $run ./try >/dev/null 2>&1; then echo "POSIX sigsetjmp found." >&4 val="$define" else $cat >&4 <&4 val="$undef" fi ;; *) val="$d_sigsetjmp" case "$d_sigsetjmp" in $define) echo "POSIX sigsetjmp found." >&4;; $undef) echo "sigsetjmp not found." >&4;; esac ;; esac set d_sigsetjmp eval $setvar $rm -f try.c try : see if sockatmark exists set sockatmark d_sockatmark eval $inlibc : see if prototype for sockatmark is available echo " " set d_sockatmarkproto sockatmark $d_socket sys/socket.h eval $hasproto : see if socks5_init exists set socks5_init d_socks5_init eval $inlibc : see if srand48_r exists set srand48_r d_srand48_r eval $inlibc case "$d_srand48_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_stdlib stdlib.h" case "$srand48_r_proto" in ''|0) try='int srand48_r(long, struct drand48_data*);' ./protochk "extern $try" $hdrs && srand48_r_proto=I_LS ;; esac case "$srand48_r_proto" in '') d_srand48_r=undef srand48_r_proto=0 echo "Disabling srand48_r, cannot determine prototype." ;; * ) case "$srand48_r_proto" in REENTRANT_PROTO*) ;; *) srand48_r_proto="REENTRANT_PROTO_$srand48_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) srand48_r_proto=0 ;; esac : see if srandom_r exists set srandom_r d_srandom_r eval $inlibc case "$d_srandom_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_stdlib stdlib.h" case "$srandom_r_proto" in ''|0) try='int srandom_r(unsigned int, struct random_data*);' ./protochk "extern $try" $hdrs && srandom_r_proto=I_TS ;; esac case "$srandom_r_proto" in '') d_srandom_r=undef srandom_r_proto=0 echo "Disabling srandom_r, cannot determine prototype." ;; * ) case "$srandom_r_proto" in REENTRANT_PROTO*) ;; *) srandom_r_proto="REENTRANT_PROTO_$srandom_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) srandom_r_proto=0 ;; esac : see if prototype for setresgid is available echo " " set d_sresgproto setresgid $i_unistd unistd.h eval $hasproto : see if prototype for setresuid is available echo " " set d_sresuproto setresuid $i_unistd unistd.h eval $hasproto : see if sys/stat.h is available set sys/stat.h i_sysstat eval $inhdr : see if stat knows about block sizes echo " " echo "Checking to see if your struct stat has st_blocks field..." >&4 set d_statblks stat st_blocks $i_sysstat sys/stat.h eval $hasfield : see if this is a sys/vfs.h system set sys/vfs.h i_sysvfs eval $inhdr : see if this is a sys/statfs.h system set sys/statfs.h i_sysstatfs eval $inhdr echo " " echo "Checking to see if your system supports struct statfs..." >&4 set d_statfs_s statfs $i_systypes sys/types.h $i_sysparam sys/param.h $i_sysmount sys/mount.h $i_sysvfs sys/vfs.h $i_sysstatfs sys/statfs.h eval $hasstruct case "$d_statfs_s" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : see if struct statfs knows about f_flags case "$d_statfs_s" in define) echo " " echo "Checking to see if your struct statfs has f_flags field..." >&4 set d_statfs_f_flags statfs f_flags $i_systypes sys/types.h $i_sysparam sys/param.h $i_sysmount sys/mount.h $i_sysvfs sys/vfs.h $i_sysstatfs sys/statfs.h eval $hasfield ;; *) val="$undef" set d_statfs_f_flags eval $setvar ;; esac case "$d_statfs_f_flags" in "$define") echo "Yes, it does." ;; *) echo "No, it doesn't." ;; esac : see if _ptr and _cnt from stdio act std echo " " if $contains '_lbfsize' `./findhdr stdio.h` >/dev/null 2>&1 ; then echo "(Looks like you have stdio.h from BSD.)" case "$stdio_ptr" in '') stdio_ptr='((fp)->_p)' ptr_lval=$define ;; *) ptr_lval=$d_stdio_ptr_lval;; esac case "$stdio_cnt" in '') stdio_cnt='((fp)->_r)' cnt_lval=$define ;; *) cnt_lval=$d_stdio_cnt_lval;; esac case "$stdio_base" in '') stdio_base='((fp)->_ub._base ? (fp)->_ub._base : (fp)->_bf._base)';; esac case "$stdio_bufsiz" in '') stdio_bufsiz='((fp)->_ub._base ? (fp)->_ub._size : (fp)->_bf._size)';; esac elif $contains '_IO_fpos_t' `./findhdr stdio.h` `./findhdr libio.h` >/dev/null 2>&1 ; then echo "(Looks like you have stdio.h from Linux.)" case "$stdio_ptr" in '') stdio_ptr='((fp)->_IO_read_ptr)' ptr_lval=$define ;; *) ptr_lval=$d_stdio_ptr_lval;; esac case "$stdio_cnt" in '') stdio_cnt='((fp)->_IO_read_end - (fp)->_IO_read_ptr)' cnt_lval=$undef ;; *) cnt_lval=$d_stdio_cnt_lval;; esac case "$stdio_base" in '') stdio_base='((fp)->_IO_read_base)';; esac case "$stdio_bufsiz" in '') stdio_bufsiz='((fp)->_IO_read_end - (fp)->_IO_read_base)';; esac else case "$stdio_ptr" in '') stdio_ptr='((fp)->_ptr)' ptr_lval=$define ;; *) ptr_lval=$d_stdio_ptr_lval;; esac case "$stdio_cnt" in '') stdio_cnt='((fp)->_cnt)' cnt_lval=$define ;; *) cnt_lval=$d_stdio_cnt_lval;; esac case "$stdio_base" in '') stdio_base='((fp)->_base)';; esac case "$stdio_bufsiz" in '') stdio_bufsiz='((fp)->_cnt + (fp)->_ptr - (fp)->_base)';; esac fi : test whether _ptr and _cnt really work echo "Checking how std your stdio is..." >&4 $cat >try.c < #define FILE_ptr(fp) $stdio_ptr #define FILE_cnt(fp) $stdio_cnt int main() { FILE *fp = fopen("try.c", "r"); char c = getc(fp); if ( 18 <= FILE_cnt(fp) && strncmp(FILE_ptr(fp), "include \n", 18) == 0 ) exit(0); exit(1); } EOP val="$undef" set try if eval $compile && $to try.c; then if $run ./try; then echo "Your stdio acts pretty std." val="$define" else echo "Your stdio isn't very std." fi else echo "Your stdio doesn't appear very std." fi $rm -f try.c try set d_stdstdio eval $setvar : Can _ptr be used as an lvalue? case "$d_stdstdio$ptr_lval" in $define$define) val=$define ;; *) val=$undef ;; esac set d_stdio_ptr_lval eval $setvar : Can _cnt be used as an lvalue? case "$d_stdstdio$cnt_lval" in $define$define) val=$define ;; *) val=$undef ;; esac set d_stdio_cnt_lval eval $setvar : test whether setting _ptr sets _cnt as a side effect d_stdio_ptr_lval_sets_cnt="$undef" d_stdio_ptr_lval_nochange_cnt="$undef" case "$d_stdio_ptr_lval$d_stdstdio" in $define$define) echo "Checking to see what happens if we set the stdio ptr..." >&4 $cat >try.c < /* Can we scream? */ /* Eat dust sed :-) */ /* In the buffer space, no one can hear you scream. */ #define FILE_ptr(fp) $stdio_ptr #define FILE_cnt(fp) $stdio_cnt #include int main() { FILE *fp = fopen("try.c", "r"); int c; char *ptr; size_t cnt; if (!fp) { puts("Fail even to read"); exit(1); } c = getc(fp); /* Read away the first # */ if (c == EOF) { puts("Fail even to read"); exit(1); } if (!( 18 <= FILE_cnt(fp) && strncmp(FILE_ptr(fp), "include \n", 18) == 0 )) { puts("Fail even to read"); exit (1); } ptr = (char*) FILE_ptr(fp); cnt = (size_t)FILE_cnt(fp); FILE_ptr(fp) += 42; if ((char*)FILE_ptr(fp) != (ptr + 42)) { printf("Fail ptr check %p != %p", FILE_ptr(fp), (ptr + 42)); exit (1); } if (FILE_cnt(fp) <= 20) { printf ("Fail (<20 chars to test)"); exit (1); } if (strncmp(FILE_ptr(fp), "Eat dust sed :-) */\n", 20) != 0) { puts("Fail compare"); exit (1); } if (cnt == FILE_cnt(fp)) { puts("Pass_unchanged"); exit (0); } if (FILE_cnt(fp) == (cnt - 42)) { puts("Pass_changed"); exit (0); } printf("Fail count was %d now %d\n", cnt, FILE_cnt(fp)); return 1; } EOP set try if eval $compile && $to try.c; then case `$run ./try` in Pass_changed) echo "Increasing ptr in your stdio decreases cnt by the same amount. Good." >&4 d_stdio_ptr_lval_sets_cnt="$define" ;; Pass_unchanged) echo "Increasing ptr in your stdio leaves cnt unchanged. Good." >&4 d_stdio_ptr_lval_nochange_cnt="$define" ;; Fail*) echo "Increasing ptr in your stdio didn't do exactly what I expected. We'll not be doing that then." >&4 ;; *) echo "It appears attempting to set ptr in your stdio is a bad plan." >&4 ;; esac else echo "It seems we can't set ptr in your stdio. Nevermind." >&4 fi $rm -f try.c try ;; esac : see if _base is also standard val="$undef" case "$d_stdstdio" in $define) $cat >try.c < #define FILE_base(fp) $stdio_base #define FILE_bufsiz(fp) $stdio_bufsiz int main() { FILE *fp = fopen("try.c", "r"); char c = getc(fp); if ( 19 <= FILE_bufsiz(fp) && strncmp(FILE_base(fp), "#include \n", 19) == 0 ) exit(0); exit(1); } EOP set try if eval $compile && $to try.c; then if $run ./try; then echo "And its _base field acts std." val="$define" else echo "But its _base field isn't std." fi else echo "However, it seems to be lacking the _base field." fi $rm -f try.c try ;; esac set d_stdiobase eval $setvar $cat >&4 <try.c < int main() { if (&STDIO_STREAM_ARRAY[fileno(stdin)] == stdin) printf("yes\n"); } EOCP for s in _iob __iob __sF do set try -DSTDIO_STREAM_ARRAY=$s if eval $compile; then case "`$run ./try`" in yes) stdio_stream_array=$s; break ;; esac fi done $rm -f try.* try$exe_ext esac case "$stdio_stream_array" in '') $cat >&4 <&4 <&4 $cat >try.c <<'EOCP' int main() { struct blurfl { int dyick; } foo, bar; foo = bar; } EOCP if $cc -c try.c >/dev/null 2>&1 ; then val="$define" echo "Yup, it can." else val="$undef" echo "Nope, it can't." fi set d_strctcpy eval $setvar $rm -f try.* : see if strerror and/or sys_errlist[] exist echo " " if test "X$d_strerror" = X -o "X$d_syserrlst" = X; then if set strerror val -f d_strerror; eval $csym; $val; then echo 'strerror() found.' >&4 d_strerror="$define" d_strerrm='strerror(e)' if set sys_errlist val -a d_syserrlst; eval $csym; $val; then echo "(You also have sys_errlist[], so we could roll our own strerror.)" d_syserrlst="$define" else echo "(Since you don't have sys_errlist[], sterror() is welcome.)" d_syserrlst="$undef" fi elif xxx=`./findhdr string.h`; test "$xxx" || xxx=`./findhdr strings.h`; \ $contains '#[ ]*define.*strerror' "$xxx" >/dev/null 2>&1; then echo 'strerror() found in string header.' >&4 d_strerror="$define" d_strerrm='strerror(e)' if set sys_errlist val -a d_syserrlst; eval $csym; $val; then echo "(Most probably, strerror() uses sys_errlist[] for descriptions.)" d_syserrlst="$define" else echo "(You don't appear to have any sys_errlist[], how can this be?)" d_syserrlst="$undef" fi elif set sys_errlist val -a d_syserrlst; eval $csym; $val; then echo "strerror() not found, but you have sys_errlist[] so we'll use that." >&4 d_strerror="$undef" d_syserrlst="$define" d_strerrm='((e)<0||(e)>=sys_nerr?"unknown":sys_errlist[e])' else echo 'strerror() and sys_errlist[] NOT found.' >&4 d_strerror="$undef" d_syserrlst="$undef" d_strerrm='"unknown"' fi fi : see if strerror_r exists set strerror_r d_strerror_r eval $inlibc case "$d_strerror_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_string string.h" case "$strerror_r_proto" in ''|0) try='int strerror_r(int, char*, size_t);' ./protochk "extern $try" $hdrs && strerror_r_proto=I_IBW ;; esac case "$strerror_r_proto" in ''|0) try='int strerror_r(int, char*, int);' ./protochk "extern $try" $hdrs && strerror_r_proto=I_IBI ;; esac case "$strerror_r_proto" in ''|0) try='char* strerror_r(int, char*, size_t);' ./protochk "extern $try" $hdrs && strerror_r_proto=B_IBW ;; esac case "$strerror_r_proto" in '') d_strerror_r=undef strerror_r_proto=0 echo "Disabling strerror_r, cannot determine prototype." ;; * ) case "$strerror_r_proto" in REENTRANT_PROTO*) ;; *) strerror_r_proto="REENTRANT_PROTO_$strerror_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) strerror_r_proto=0 ;; esac : see if strftime exists set strftime d_strftime eval $inlibc : see if strtod exists set strtod d_strtod eval $inlibc : see if strtol exists set strtol d_strtol eval $inlibc : see if strtold exists set strtold d_strtold eval $inlibc : see if strtoll exists set strtoll d_strtoll eval $inlibc case "$d_longlong-$d_strtoll" in "$define-$define") $cat <try.c <<'EOCP' #include #ifdef __hpux #define strtoll __strtoll #endif #ifdef __EMX__ #define strtoll _strtoll #endif #include extern long long int strtoll(char *s, char **, int); static int bad = 0; int check(char *s, long long ell, int een) { long long gll; errno = 0; gll = strtoll(s, 0, 10); if (!((gll == ell) && (errno == een))) bad++; } int main() { check(" 1", 1LL, 0); check(" 0", 0LL, 0); check("-1", -1LL, 0); check("-9223372036854775808", -9223372036854775808LL, 0); check("-9223372036854775808", -9223372036854775808LL, 0); check(" 9223372036854775807", 9223372036854775807LL, 0); check("-9223372036854775808", -9223372036854775808LL, 0); check(" 9223372036854775808", 9223372036854775807LL, ERANGE); check("-9223372036854775809", -9223372036854775808LL, ERANGE); if (!bad) printf("ok\n"); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in ok) echo "Your strtoll() seems to be working okay." ;; *) cat <&4 Your strtoll() doesn't seem to be working okay. EOM d_strtoll="$undef" ;; esac else echo "(I can't seem to compile the test program--assuming it doesn't)" d_strtoll="$undef" fi ;; esac : see if strtoq exists set strtoq d_strtoq eval $inlibc : see if strtoul exists set strtoul d_strtoul eval $inlibc case "$d_strtoul" in "$define") $cat <try.c <<'EOCP' #include #include extern unsigned long int strtoul(char *s, char **, int); static int bad = 0; void check(char *s, unsigned long eul, int een) { unsigned long gul; errno = 0; gul = strtoul(s, 0, 10); if (!((gul == eul) && (errno == een))) bad++; } int main() { check(" 1", 1L, 0); check(" 0", 0L, 0); EOCP case "$longsize" in 8) $cat >>try.c <<'EOCP' check("18446744073709551615", 18446744073709551615UL, 0); check("18446744073709551616", 18446744073709551615UL, ERANGE); #if 0 /* strtoul() for /^-/ strings is undefined. */ check("-1", 18446744073709551615UL, 0); check("-18446744073709551614", 2, 0); check("-18446744073709551615", 1, 0); check("-18446744073709551616", 18446744073709551615UL, ERANGE); check("-18446744073709551617", 18446744073709551615UL, ERANGE); #endif EOCP ;; 4) $cat >>try.c <<'EOCP' check("4294967295", 4294967295UL, 0); check("4294967296", 4294967295UL, ERANGE); #if 0 /* strtoul() for /^-/ strings is undefined. */ check("-1", 4294967295UL, 0); check("-4294967294", 2, 0); check("-4294967295", 1, 0); check("-4294967296", 4294967295UL, ERANGE); check("-4294967297", 4294967295UL, ERANGE); #endif EOCP ;; *) : Should we write these tests to be more portable by sprintf-ing : ~0 and then manipulating that char string as input for strtol? ;; esac $cat >>try.c <<'EOCP' if (!bad) printf("ok\n"); return 0; } EOCP set try if eval $compile; then case "`$run ./try`" in ok) echo "Your strtoul() seems to be working okay." ;; *) cat <&4 Your strtoul() doesn't seem to be working okay. EOM d_strtoul="$undef" ;; esac fi ;; esac : see if strtoull exists set strtoull d_strtoull eval $inlibc case "$d_longlong-$d_strtoull" in "$define-$define") $cat <try.c <<'EOCP' #include #ifdef __hpux #define strtoull __strtoull #endif #include extern unsigned long long int strtoull(char *s, char **, int); static int bad = 0; int check(char *s, long long eull, int een) { long long gull; errno = 0; gull = strtoull(s, 0, 10); if (!((gull == eull) && (errno == een))) bad++; } int main() { check(" 1", 1LL, 0); check(" 0", 0LL, 0); check("18446744073709551615", 18446744073709551615ULL, 0); check("18446744073709551616", 18446744073709551615ULL, ERANGE); #if 0 /* strtoull() for /^-/ strings is undefined. */ check("-1", 18446744073709551615ULL, 0); check("-18446744073709551614", 2LL, 0); check("-18446744073709551615", 1LL, 0); check("-18446744073709551616", 18446744073709551615ULL, ERANGE); check("-18446744073709551617", 18446744073709551615ULL, ERANGE); #endif if (!bad) printf("ok\n"); } EOCP set try if eval $compile; then case "`$run ./try`" in ok) echo "Your strtoull() seems to be working okay." ;; *) cat <&4 Your strtoull() doesn't seem to be working okay. EOM d_strtoull="$undef" ;; esac fi ;; esac : see if strtouq exists set strtouq d_strtouq eval $inlibc case "$d_strtouq" in "$define") $cat <try.c <<'EOCP' #include #include extern unsigned long long int strtouq(char *s, char **, int); static int bad = 0; void check(char *s, unsigned long long eull, int een) { unsigned long long gull; errno = 0; gull = strtouq(s, 0, 10); if (!((gull == eull) && (errno == een))) bad++; } int main() { check(" 1", 1LL, 0); check(" 0", 0LL, 0); check("18446744073709551615", 18446744073709551615ULL, 0); check("18446744073709551616", 18446744073709551615ULL, ERANGE); #if 0 /* strtouq() for /^-/ strings is undefined. */ check("-1", 18446744073709551615ULL, 0); check("-18446744073709551614", 2LL, 0); check("-18446744073709551615", 1LL, 0); check("-18446744073709551616", 18446744073709551615ULL, ERANGE); check("-18446744073709551617", 18446744073709551615ULL, ERANGE); #endif if (!bad) printf("ok\n"); return 0; } EOCP set try if eval $compile; then case "`$run ./try`" in ok) echo "Your strtouq() seems to be working okay." ;; *) cat <&4 Your strtouq() doesn't seem to be working okay. EOM d_strtouq="$undef" ;; esac fi ;; esac : see if strxfrm exists set strxfrm d_strxfrm eval $inlibc : see if symlink exists set symlink d_symlink eval $inlibc : see if syscall exists set syscall d_syscall eval $inlibc : see if prototype for syscall is available echo " " set d_syscallproto syscall $i_unistd unistd.h eval $hasproto : see if sysconf exists set sysconf d_sysconf eval $inlibc : see if system exists set system d_system eval $inlibc : see if tcgetpgrp exists set tcgetpgrp d_tcgetpgrp eval $inlibc : see if tcsetpgrp exists set tcsetpgrp d_tcsetpgrp eval $inlibc : see if prototype for telldir is available echo " " set d_telldirproto telldir $i_systypes sys/types.h $i_dirent dirent.h eval $hasproto : see if this is a sys/times.h system set sys/times.h i_systimes eval $inhdr : see if times exists echo " " if set times val -f d_times; eval $csym; $val; then echo 'times() found.' >&4 d_times="$define" inc='' case "$i_systimes" in "$define") inc='sys/times.h';; esac rp="What is the type returned by times() on this system?" set clock_t clocktype long stdio.h sys/types.h $inc eval $typedef_ask else echo 'times() NOT found, hope that will do.' >&4 d_times="$undef" clocktype='int' fi : see if tmpnam_r exists set tmpnam_r d_tmpnam_r eval $inlibc case "$d_tmpnam_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_stdio stdio.h" case "$tmpnam_r_proto" in ''|0) try='char* tmpnam_r(char*);' ./protochk "extern $try" $hdrs && tmpnam_r_proto=B_B ;; esac case "$tmpnam_r_proto" in '') d_tmpnam_r=undef tmpnam_r_proto=0 echo "Disabling tmpnam_r, cannot determine prototype." ;; * ) case "$tmpnam_r_proto" in REENTRANT_PROTO*) ;; *) tmpnam_r_proto="REENTRANT_PROTO_$tmpnam_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) tmpnam_r_proto=0 ;; esac : see if truncate exists set truncate d_truncate eval $inlibc : see if ttyname_r exists set ttyname_r d_ttyname_r eval $inlibc case "$d_ttyname_r" in "$define") hdrs="$i_systypes sys/types.h define stdio.h $i_unistd unistd.h" case "$ttyname_r_proto" in ''|0) try='int ttyname_r(int, char*, size_t);' ./protochk "extern $try" $hdrs && ttyname_r_proto=I_IBW ;; esac case "$ttyname_r_proto" in ''|0) try='int ttyname_r(int, char*, int);' ./protochk "extern $try" $hdrs && ttyname_r_proto=I_IBI ;; esac case "$ttyname_r_proto" in ''|0) try='char* ttyname_r(int, char*, int);' ./protochk "extern $try" $hdrs && ttyname_r_proto=B_IBI ;; esac case "$ttyname_r_proto" in '') d_ttyname_r=undef ttyname_r_proto=0 echo "Disabling ttyname_r, cannot determine prototype." ;; * ) case "$ttyname_r_proto" in REENTRANT_PROTO*) ;; *) ttyname_r_proto="REENTRANT_PROTO_$ttyname_r_proto" ;; esac echo "Prototype: $try" ;; esac ;; *) ttyname_r_proto=0 ;; esac : see if tzname[] exists echo " " if set tzname val -a d_tzname; eval $csym; $val; then val="$define" echo 'tzname[] found.' >&4 else val="$undef" echo 'tzname[] NOT found.' >&4 fi set d_tzname eval $setvar case "$osname" in next|rhapsody|darwin) multiarch="$define" ;; esac case "$multiarch" in ''|[nN]*) multiarch="$undef" ;; esac : check for ordering of bytes in a long echo " " case "$usecrosscompile$multiarch" in *$define*) $cat <try.c <<'EOCP' #include int main() { int i; union { unsigned long l; char c[sizeof(long)]; } u; if (sizeof(long) > 4) u.l = (0x08070605L << 32) | 0x04030201L; else u.l = 0x04030201L; for (i = 0; i < sizeof(long); i++) printf("%c", u.c[i]+'0'); printf("\n"); exit(0); } EOCP xxx_prompt=y set try if eval $compile && ./try > /dev/null; then dflt=`$run ./try` case "$dflt" in [1-4][1-4][1-4][1-4]|12345678|87654321) echo "(The test program ran ok.)" echo "byteorder=$dflt" xxx_prompt=n ;; ????|????????) echo "(The test program ran ok.)" ;; *) echo "(The test program didn't run right for some reason.)" ;; esac else dflt='4321' cat <<'EOM' (I can't seem to compile the test program. Guessing big-endian...) EOM fi case "$xxx_prompt" in y) rp="What is the order of bytes in a long?" . ./myread byteorder="$ans" ;; *) byteorder=$dflt ;; esac ;; esac $rm -f try.c try ;; esac $cat <try.c < #define U32 $u32type #define BYTEORDER 0x$byteorder #define U8 $u8type #include #ifdef SIGBUS $signal_t bletch(s) int s; { exit(4); } #endif int main() { #if BYTEORDER == 0x1234 || BYTEORDER == 0x4321 U8 buf[8]; U32 *up; int i; if (sizeof(U32) != 4) { printf("sizeof(U32) is not 4, but %d\n", sizeof(U32)); exit(1); } fflush(stdout); #ifdef SIGBUS signal(SIGBUS, bletch); #endif buf[0] = 0; buf[1] = 0; buf[2] = 0; buf[3] = 1; buf[5] = 0; buf[6] = 0; buf[7] = 0; buf[8] = 1; for (i = 0; i < 4; i++) { up = (U32*)(buf + i); if (! ((*up == 1 << (8*i)) || /* big-endian */ (*up == 1 << (8*(3-i))) /* little-endian */ ) ) { printf("read failed (%x)\n", *up); exit(2); } } /* write test */ for (i = 0; i < 4; i++) { up = (U32*)(buf + i); *up = 0xBeef; if (*up != 0xBeef) { printf("write failed (%x)\n", *up); exit(3); } } exit(0); #else printf("1\n"); exit(1); #endif return 0; } EOCP set try if eval $compile_ok; then echo "(Testing for character data alignment may crash the test. That's okay.)" >&4 $run ./try 2>&1 >/dev/null case "$?" in 0) cat >&4 <&4 <&4 cat > try.c < #endif #if defined(I_DIRENT) #include #if defined(NeXT) && defined(I_SYS_DIR) /* NeXT needs dirent + sys/dir.h */ #include #endif #else #ifdef I_SYS_NDIR #include #else #ifdef I_SYS_DIR #ifdef hp9000s500 #include /* may be wrong in the future */ #else #include #endif #endif #endif #endif int main() { return closedir(opendir(".")); } EOM set try if eval $compile_ok; then if $run ./try > /dev/null 2>&1 ; then echo "Yes, it does." val="$undef" else echo "No, it doesn't." val="$define" fi else echo "(I can't seem to compile the test program--assuming it doesn't)" val="$define" fi ;; *) val="$undef"; ;; esac set d_void_closedir eval $setvar $rm -f try try.* : see if there is a wait4 set wait4 d_wait4 eval $inlibc : see if waitpid exists set waitpid d_waitpid eval $inlibc : see if wcstombs exists set wcstombs d_wcstombs eval $inlibc : see if wctomb exists set wctomb d_wctomb eval $inlibc : see if writev exists set writev d_writev eval $inlibc : preserve RCS keywords in files with variable substitution, grrr Date='$Date' Id='$Id' Log='$Log' RCSfile='$RCSfile' Revision='$Revision' : check for alignment requirements echo " " case "$usecrosscompile$multiarch" in *$define*) $cat <&4 if $test "X$uselongdouble" = Xdefine -a "X$d_longdbl" = Xdefine; then $cat >try.c <<'EOCP' typedef long double NV; EOCP else $cat >try.c <<'EOCP' typedef double NV; EOCP fi $cat >>try.c <<'EOCP' #include struct foobar { char foo; NV bar; } try_algn; int main() { printf("%d\n", (int)((char *)&try_algn.bar - (char *)&try_algn.foo)); return(0); } EOCP set try if eval $compile_ok; then dflt=`$run ./try` else dflt='8' echo "(I can't seem to compile the test program...)" fi ;; *) dflt="$alignbytes" ;; esac rp="Doubles must be aligned on a how-many-byte boundary?" . ./myread alignbytes="$ans" $rm -f try.c try ;; esac : set the base revision baserev=5.0 : how do we catenate cpp tokens here? echo " " echo "Checking to see how your cpp does stuff like catenate tokens..." >&4 $cat >cpp_stuff.c <<'EOCP' #define RCAT(a,b)a/**/b #define ACAT(a,b)a ## b RCAT(Rei,ser) ACAT(Cir,cus) EOCP $cppstdin $cppflags $cppminus cpp_stuff.out 2>&1 if $contains 'Circus' cpp_stuff.out >/dev/null 2>&1; then echo "Oh! Smells like ANSI's been here." >&4 echo "We can catify or stringify, separately or together!" cpp_stuff=42 elif $contains 'Reiser' cpp_stuff.out >/dev/null 2>&1; then echo "Ah, yes! The good old days!" >&4 echo "However, in the good old days we don't know how to stringify and" echo "catify at the same time." cpp_stuff=1 else $cat >&4 <&4 $cat >try.c < #include #include int main(int argc, char *argv[]) { #ifdef DB_VERSION_MAJOR /* DB version >= 2 */ int Major, Minor, Patch ; unsigned long Version ; (void)db_version(&Major, &Minor, &Patch) ; if (argc == 2) { printf("%d %d %d %d %d %d\n", DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH, Major, Minor, Patch); exit(0); } printf("You have Berkeley DB Version 2 or greater.\n"); printf("db.h is from Berkeley DB Version %d.%d.%d\n", DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH); printf("libdb is from Berkeley DB Version %d.%d.%d\n", Major, Minor, Patch) ; /* check that db.h & libdb are compatible */ if (DB_VERSION_MAJOR != Major || DB_VERSION_MINOR != Minor || DB_VERSION_PATCH != Patch) { printf("db.h and libdb are incompatible.\n") ; exit(3); } printf("db.h and libdb are compatible.\n") ; Version = DB_VERSION_MAJOR * 1000000 + DB_VERSION_MINOR * 1000 + DB_VERSION_PATCH ; /* needs to be >= 2.3.4 */ if (Version < 2003004) { /* if (DB_VERSION_MAJOR == 2 && DB_VERSION_MINOR == 0 && DB_VERSION_PATCH < 5) { */ printf("Perl needs Berkeley DB 2.3.4 or greater.\n") ; exit(2); } exit(0); #else #if defined(_DB_H_) && defined(BTREEMAGIC) && defined(HASHMAGIC) if (argc == 2) { printf("1 0 0\n"); exit(0); } printf("You have Berkeley DB Version 1.\n"); exit(0); /* DB version < 2: the coast is clear. */ #else exit(1); /* not Berkeley DB? */ #endif #endif } EOCP set try if eval $compile_ok && $run ./try; then echo 'Looks OK.' >&4 set `$run ./try 1` db_version_major=$1 db_version_minor=$2 db_version_patch=$3 else echo "I can't use Berkeley DB with your . I'll disable Berkeley DB." >&4 i_db=$undef case " $libs " in *"-ldb "*) : Remove db from list of libraries to use echo "Removing unusable -ldb from library list" >&4 set `echo X $libs | $sed -e 's/-ldb / /' -e 's/-ldb$//'` shift libs="$*" echo "libs = $libs" >&4 ;; esac fi $rm -f try.* ;; esac case "$i_db" in define) : Check the return type needed for hash echo " " echo "Checking return type needed for hash for Berkeley DB ..." >&4 $cat >try.c < #include #ifndef DB_VERSION_MAJOR u_int32_t hash_cb (ptr, size) const void *ptr; size_t size; { } HASHINFO info; int main() { info.hash = hash_cb; } #endif EOCP if $cc $ccflags -c try.c >try.out 2>&1 ; then if $contains warning try.out >>/dev/null 2>&1 ; then db_hashtype='int' else db_hashtype='u_int32_t' fi else : XXX Maybe we should just give up here. db_hashtype=u_int32_t $cat try.out >&4 echo "Help: I can't seem to compile the db test program." >&4 echo "Something's wrong, but I'll assume you use $db_hashtype." >&4 fi $rm -f try.* echo "Your version of Berkeley DB uses $db_hashtype for hash." ;; *) db_hashtype=u_int32_t ;; esac case "$i_db" in define) : Check the return type needed for prefix echo " " echo "Checking return type needed for prefix for Berkeley DB ..." >&4 cat >try.c < #include #ifndef DB_VERSION_MAJOR size_t prefix_cb (key1, key2) const DBT *key1; const DBT *key2; { } BTREEINFO info; int main() { info.prefix = prefix_cb; } #endif EOCP if $cc $ccflags -c try.c >try.out 2>&1 ; then if $contains warning try.out >>/dev/null 2>&1 ; then db_prefixtype='int' else db_prefixtype='size_t' fi else db_prefixtype='size_t' : XXX Maybe we should just give up here. $cat try.out >&4 echo "Help: I can't seem to compile the db test program." >&4 echo "Something's wrong, but I'll assume you use $db_prefixtype." >&4 fi $rm -f try.* echo "Your version of Berkeley DB uses $db_prefixtype for prefix." ;; *) db_prefixtype='size_t' ;; esac : How can we generate normalized random numbers ? echo " " echo "Looking for a random number function..." >&4 case "$randfunc" in '') if set drand48 val -f; eval $csym; $val; then dflt="drand48" echo "Good, found drand48()." >&4 elif set random val -f; eval $csym; $val; then dflt="random" echo "OK, found random()." >&4 else dflt="rand" echo "Yick, looks like I have to use rand()." >&4 fi echo " " ;; *) dflt="$randfunc" ;; esac cont=true case "$ccflags" in *-Dmy_rand=*|*-Dmy_srand=*) echo "Removing obsolete -Dmy_rand, -Dmy_srand, and -Drandbits from ccflags." >&4 ccflags="`echo $ccflags | sed -e 's/-Dmy_rand=random/ /'`" ccflags="`echo $ccflags | sed -e 's/-Dmy_srand=srandom/ /'`" ccflags="`echo $ccflags | sed -e 's/-Drandbits=[0-9][0-9]*/ /'`" ;; esac while $test "$cont"; do rp="Use which function to generate random numbers?" . ./myread if $test "$ans" = "$dflt"; then : null else randbits='' fi randfunc="$ans" if set $ans val -f; eval $csym; $val; then cont='' else dflt=y rp="I cannot find function $ans. Use that name anyway?" . ./myread dflt=rand case "$ans" in [yY]*) cont='';; esac fi case "$cont" in '') case "$randfunc" in drand48) drand01="drand48()" seedfunc="srand48" randbits=48 randseedtype=long ;; rand|random) case "$randbits" in '') echo "Checking to see how many bits your $randfunc() function produces..." >&4 $cat >try.c < #ifdef I_UNISTD # include #endif #ifdef I_STDLIB # include #endif int main() { register int i; register unsigned long tmp; register unsigned long max = 0L; for (i = 1000; i; i--) { tmp = (unsigned long) $randfunc(); if (tmp > max) max = tmp; } for (i = 0; max; i++) max /= 2; printf("%d\n",i); } EOCP set try if eval $compile_ok; then dflt=`try` else dflt='?' echo "(I can't seem to compile the test program...)" fi ;; *) dflt="$randbits" ;; esac rp="How many bits does your $randfunc() function produce?" . ./myread randbits="$ans" $rm -f try.c try drand01="($randfunc() / (double) ((unsigned long)1 << $randbits))" seedfunc="s$randfunc" randseedtype=unsigned ;; *) dflt="31" rp="How many bits does your $randfunc() function produce?" . ./myread randbits="$ans" seedfunc="s$randfunc" drand01="($randfunc() / (double) ((unsigned long)1 << $randbits))" if set $seedfunc val -f; eval $csym; $val; then echo "(Using $seedfunc() to seed random generator)" else echo "(Warning: no $seedfunc() to seed random generator)" seedfunc=rand fi randseedtype=unsigned ;; esac ;; esac done echo " " echo "Determining whether or not we are on an EBCDIC system..." >&4 $cat >try.c <<'EOM' int main() { if ('M'==0xd4) return 0; return 1; } EOM val=$undef set try if eval $compile_ok; then if $run ./try; then echo "You seem to speak EBCDIC." >&4 val="$define" else echo "Nope, no EBCDIC, probably ASCII or some ISO Latin. Or UTF-8." >&4 fi else echo "I'm unable to compile the test program." >&4 echo "I'll assume ASCII or some ISO Latin. Or UTF8." >&4 fi $rm -f try try.* set ebcdic eval $setvar echo " " $cat >&4 < try.c ;; esac $cat >>try.c < #$i_unistd I_UNISTD #ifdef I_UNISTD # include #endif #$d_sysconf HAS_SYSCONF #$d_stdio_stream_array HAS_STDIO_STREAM_ARRAY #ifdef HAS_STDIO_STREAM_ARRAY # define STDIO_STREAM_ARRAY $stdio_stream_array #endif int main() { FILE* p; unlink("try.out"); p = fopen("try.out", "w"); #ifdef TRY_FPUTC fputc('x', p); #else # ifdef TRY_FPRINTF fprintf(p, "x"); # endif #endif #ifdef TRY_FFLUSH_NULL fflush(NULL); #endif #ifdef TRY_FFLUSH_ALL { long open_max = -1; # ifdef PERL_FFLUSH_ALL_FOPEN_MAX open_max = PERL_FFLUSH_ALL_FOPEN_MAX; # else # if defined(HAS_SYSCONF) && defined(_SC_OPEN_MAX) open_max = sysconf(_SC_OPEN_MAX); # else # ifdef FOPEN_MAX open_max = FOPEN_MAX; # else # ifdef OPEN_MAX open_max = OPEN_MAX; # else # ifdef _NFILE open_max = _NFILE; # endif # endif # endif # endif # endif # ifdef HAS_STDIO_STREAM_ARRAY if (open_max > 0) { long i; for (i = 0; i < open_max; i++) if (STDIO_STREAM_ARRAY[i]._file >= 0 && STDIO_STREAM_ARRAY[i]._file < open_max && STDIO_STREAM_ARRAY[i]._flag) fflush(&STDIO_STREAM_ARRAY[i]); } } # endif #endif _exit(42); } EOCP : first we have to find out how _not_ to flush $to try.c if $test "X$fflushNULL" = X -o "X$fflushall" = X; then output='' set try -DTRY_FPUTC if eval $compile; then $run ./try 2>/dev/null code="$?" $from try.out if $test ! -s try.out -a "X$code" = X42; then output=-DTRY_FPUTC fi fi case "$output" in '') set try -DTRY_FPRINTF if eval $compile; then $run ./try 2>/dev/null code="$?" $from try.out if $test ! -s try.out -a "X$code" = X42; then output=-DTRY_FPRINTF fi fi ;; esac fi : check for fflush NULL behaviour case "$fflushNULL" in '') set try -DTRY_FFLUSH_NULL $output if eval $compile; then $run ./try 2>/dev/null code="$?" $from try.out if $test -s try.out -a "X$code" = X42; then fflushNULL="`$cat try.out`" else if $test "X$code" != X42; then $cat >&4 <&4 <tryp.c < int main(int argc, char **argv) { char buf[1024]; int i; char *bp = buf; while (1) { while ((i = getc(stdin)) != -1 && (*bp++ = i) != '\n' && bp < &buf[1024]) /* DO NOTHING */ ; *bp = '\0'; fprintf(stdout, "%s", buf); fflush(NULL); if (i == -1) return 0; bp = buf; } } EOCP fflushNULL="$define" set tryp if eval $compile; then $rm -f tryp.out $cat tryp.c | $run ./tryp 2>/dev/null > tryp.out if cmp tryp.c tryp.out >/dev/null 2>&1; then $cat >&4 <&4 <&4 <&4 <tryp.c < int main(int argc, char **argv) { char buf[1024]; int i; char *bp = buf; while (1) { while ((i = getc(stdin)) != -1 && (*bp++ = i) != '\n' && bp < &buf[1024]) /* DO NOTHING */ ; *bp = '\0'; fprintf(stdout, "%s", buf); fflush(stdin); if (i == -1) return 0; bp = buf; } } EOCP set tryp if eval $compile; then $rm -f tryp.out $cat tryp.c | $run ./tryp 2>/dev/null > tryp.out if cmp tryp.c tryp.out >/dev/null 2>&1; then $cat >&4 <&4 </dev/null code=$? $from try.out if $test -s try.out -a "X$code" = X42; then fflushall="`$cat try.out`" fi fi $rm -f core try.core core.try.* case "$fflushall" in x) $cat >&4 <&4 <&4 <&4 </dev/null` unsigned short case $1 in unsigned) dflt="$1 $2" ;; *) dflt="$1" ;; esac ;; *) dflt="$gidtype";; esac case "$gidtype" in gid_t) echo "gid_t found." ;; *) rp="What is the type for group ids returned by getgid()?" . ./myread gidtype="$ans" ;; esac echo " " case "$gidtype" in *_t) zzz="$gidtype" ;; *) zzz="gid" ;; esac echo "Checking the size of $zzz..." >&4 cat > try.c < #include int main() { printf("%d\n", (int)sizeof($gidtype)); exit(0); } EOCP set try if eval $compile_ok; then yyy=`$run ./try` case "$yyy" in '') gidsize=4 echo "(I can't execute the test program--guessing $gidsize.)" >&4 ;; *) gidsize=$yyy echo "Your $zzz is $gidsize bytes long." ;; esac else gidsize=4 echo "(I can't compile the test program--guessing $gidsize.)" >&4 fi echo " " case "$gidtype" in *_t) zzz="$gidtype" ;; *) zzz="gid" ;; esac echo "Checking the sign of $zzz..." >&4 cat > try.c < #include int main() { $gidtype foo = -1; if (foo < 0) printf("-1\n"); else printf("1\n"); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in '') gidsign=1 echo "(I can't execute the test program--guessing unsigned.)" >&4 ;; *) gidsign=$yyy case "$gidsign" in 1) echo "Your $zzz is unsigned." ;; -1) echo "Your $zzz is signed." ;; esac ;; esac else gidsign=1 echo "(I can't compile the test program--guessing unsigned.)" >&4 fi echo " " if $test X"$quadtype" != X; then echo "Checking how to print 64-bit integers..." >&4 if $test X"$sPRId64" = X -a X"$quadtype" = Xint; then $cat >try.c <<'EOCP' #include #include int main() { int q = 12345678901; printf("%ld\n", q); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 12345678901) sPRId64='"d"'; sPRIi64='"i"'; sPRIu64='"u"'; sPRIo64='"o"'; sPRIx64='"x"'; sPRIXU64='"X"'; echo "We will use %d." ;; esac fi fi if $test X"$sPRId64" = X -a X"$quadtype" = Xlong; then $cat >try.c <<'EOCP' #include #include int main() { long q = 12345678901; printf("%ld\n", q); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 12345678901) sPRId64='"ld"'; sPRIi64='"li"'; sPRIu64='"lu"'; sPRIo64='"lo"'; sPRIx64='"lx"'; sPRIXU64='"lX"'; echo "We will use %ld." ;; esac fi fi if $test X"$sPRId64" = X -a X"$i_inttypes" = X"$define" -a X"$quadtype" = Xint64_t; then $cat >try.c <<'EOCP' #include #include #include int main() { int64_t q = 12345678901; printf("%" PRId64 "\n", q); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 12345678901) sPRId64=PRId64; sPRIi64=PRIi64; sPRIu64=PRIu64; sPRIo64=PRIo64; sPRIx64=PRIx64; sPRIXU64=PRIXU64; echo "We will use the C9X style." ;; esac fi fi if $test X"$sPRId64" = X -a X"$quadtype" != X; then $cat >try.c < #include int main() { $quadtype q = 12345678901; printf("%Ld\n", q); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 12345678901) sPRId64='"Ld"'; sPRIi64='"Li"'; sPRIu64='"Lu"'; sPRIo64='"Lo"'; sPRIx64='"Lx"'; sPRIXU64='"LX"'; echo "We will use %Ld." ;; esac fi fi if $test X"$sPRId64" = X -a X"$quadtype" = X"long long"; then $cat >try.c <<'EOCP' #include #include int main() { long long q = 12345678901LL; /* AIX cc requires the LL suffix. */ printf("%lld\n", q); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 12345678901) sPRId64='"lld"'; sPRIi64='"lli"'; sPRIu64='"llu"'; sPRIo64='"llo"'; sPRIx64='"llx"'; sPRIXU64='"llX"'; echo "We will use the %lld style." ;; esac fi fi if $test X"$sPRId64" = X -a X"$quadtype" != X; then $cat >try.c < #include int main() { $quadtype q = 12345678901; printf("%qd\n", q); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in 12345678901) sPRId64='"qd"'; sPRIi64='"qi"'; sPRIu64='"qu"'; sPRIo64='"qo"'; sPRIx64='"qx"'; sPRIXU64='"qX"'; echo "We will use %qd." ;; esac fi fi if $test X"$sPRId64" = X; then echo "Cannot figure out how to print 64-bit integers." >&4 fi $rm -f try try.* fi case "$sPRId64" in '') d_PRId64="$undef"; d_PRIi64="$undef"; d_PRIu64="$undef"; d_PRIo64="$undef"; d_PRIx64="$undef"; d_PRIXU64="$undef"; ;; *) d_PRId64="$define"; d_PRIi64="$define"; d_PRIu64="$define"; d_PRIo64="$define"; d_PRIx64="$define"; d_PRIXU64="$define"; ;; esac echo " " $echo "Checking the format strings to be used for Perl's internal types..." >&4 if $test X"$ivsize" = X8; then ivdformat="$sPRId64" uvuformat="$sPRIu64" uvoformat="$sPRIo64" uvxformat="$sPRIx64" uvXUformat="$sPRIXU64" else if $test X"$ivsize" = X"$longsize"; then ivdformat='"ld"' uvuformat='"lu"' uvoformat='"lo"' uvxformat='"lx"' uvXUformat='"lX"' else if $test X"$ivsize" = X"$intsize"; then ivdformat='"d"' uvuformat='"u"' uvoformat='"o"' uvxformat='"x"' uvXUformat='"X"' else : far out if $test X"$ivsize" = X"$shortsize"; then ivdformat='"hd"' uvuformat='"hu"' uvoformat='"ho"' uvxformat='"hx"' uvXUformat='"hX"' fi fi fi fi if $test X"$uselongdouble" = X"$define" -a X"$d_longdbl" = X"$define" -a X"$d_PRIgldbl" = X"$define"; then nveformat="$sPRIeldbl" nvfformat="$sPRIfldbl" nvgformat="$sPRIgldbl" nvEUformat="$sPRIEUldbl" nvFUformat="$sPRIFUldbl" nvGUformat="$sPRIGUldbl" else nveformat='"e"' nvfformat='"f"' nvgformat='"g"' nvEUformat='"E"' nvFUformat='"F"' nvGUformat='"G"' fi case "$ivdformat" in '') echo "$0: Fatal: failed to find format strings, cannot continue." >&4 exit 1 ;; esac echo " " $echo "Checking the format string to be used for gids..." >&4 case "$gidsign" in -1) if $test X"$gidsize" = X"$ivsize"; then gidformat="$ivdformat" else if $test X"$gidsize" = X"$longsize"; then gidformat='"ld"' else if $test X"$gidsize" = X"$intsize"; then gidformat='"d"' else if $test X"$gidsize" = X"$shortsize"; then gidformat='"hd"' fi fi fi fi ;; *) if $test X"$gidsize" = X"$uvsize"; then gidformat="$uvuformat" else if $test X"$gidsize" = X"$longsize"; then gidformat='"lu"' else if $test X"$gidsize" = X"$intsize"; then gidformat='"u"' else if $test X"$gidsize" = X"$shortsize"; then gidformat='"hu"' fi fi fi fi ;; esac : see if getgroups exists set getgroups d_getgrps eval $inlibc : see if setgroups exists set setgroups d_setgrps eval $inlibc : Find type of 2nd arg to 'getgroups()' and 'setgroups()' echo " " case "$d_getgrps$d_setgrps" in *define*) case "$groupstype" in '') dflt="$gidtype" ;; *) dflt="$groupstype" ;; esac $cat <&4 case "$make_set_make" in '') $sed 's/^X //' > testmake.mak << 'EOF' Xall: X @echo 'maketemp="$(MAKE)"' EOF case "`$make -f testmake.mak 2>/dev/null`" in *maketemp=*) make_set_make='#' ;; *) make_set_make="MAKE=$make" ;; esac $rm -f testmake.mak ;; esac case "$make_set_make" in '#') echo "Yup, it does.";; *) echo "Nope, it doesn't.";; esac : see what type is used for mode_t rp="What is the type used for file modes for system calls (e.g. fchmod())?" set mode_t modetype int stdio.h sys/types.h eval $typedef_ask : see if stdarg is available echo " " if $test `./findhdr stdarg.h`; then echo " found." >&4 valstd="$define" else echo " NOT found." >&4 valstd="$undef" fi : see if varags is available echo " " if $test `./findhdr varargs.h`; then echo " found." >&4 else echo " NOT found, but that's ok (I hope)." >&4 fi : set up the varargs testing programs $cat > varargs.c < #endif #ifdef I_VARARGS #include #endif #ifdef I_STDARG int f(char *p, ...) #else int f(va_alist) va_dcl #endif { va_list ap; #ifndef I_STDARG char *p; #endif #ifdef I_STDARG va_start(ap,p); #else va_start(ap); p = va_arg(ap, char *); #endif va_end(ap); } EOP $cat > varargs </dev/null 2>&1; then echo "true" else echo "false" fi $rm -f varargs$_o EOP chmod +x varargs : now check which varargs header should be included echo " " i_varhdr='' case "$valstd" in "$define") if `./varargs I_STDARG`; then val='stdarg.h' elif `./varargs I_VARARGS`; then val='varargs.h' fi ;; *) if `./varargs I_VARARGS`; then val='varargs.h' fi ;; esac case "$val" in '') echo "I could not find the definition for va_dcl... You have problems..." >&4 val="$undef"; set i_stdarg; eval $setvar val="$undef"; set i_varargs; eval $setvar ;; *) set i_varhdr eval $setvar case "$i_varhdr" in stdarg.h) val="$define"; set i_stdarg; eval $setvar val="$undef"; set i_varargs; eval $setvar ;; varargs.h) val="$undef"; set i_stdarg; eval $setvar val="$define"; set i_varargs; eval $setvar ;; esac echo "We'll include <$i_varhdr> to get va_dcl definition." >&4;; esac $rm -f varargs* : see if we need va_copy echo " " case "$i_stdarg" in "$define") $cat >try.c < #include #$i_stdlib I_STDLIB #ifdef I_STDLIB #include #endif #include int ivfprintf(FILE *f, const char *fmt, va_list *valp) { return vfprintf(f, fmt, *valp); } int myvfprintf(FILE *f, const char *fmt, va_list val) { return ivfprintf(f, fmt, &val); } int myprintf(char *fmt, ...) { va_list val; va_start(val, fmt); return myvfprintf(stdout, fmt, val); } int main(int ac, char **av) { signal(SIGSEGV, exit); myprintf("%s%cs all right, then\n", "that", '\''); exit(0); } EOCP set try if eval $compile && $run ./try 2>&1 >/dev/null; then case "`$run ./try`" in "that's all right, then") okay=yes ;; esac fi case "$okay" in yes) echo "It seems that you don't need va_copy()." >&4 need_va_copy="$undef" ;; *) echo "It seems that va_copy() or similar will be needed." >&4 need_va_copy="$define" ;; esac $rm -f try.* core core.* *.core *.core.* ;; *) echo "You don't have , not checking for va_copy()." >&4 ;; esac : see what type is used for size_t rp="What is the type used for the length parameter for string functions?" set size_t sizetype 'unsigned int' stdio.h sys/types.h eval $typedef_ask : check for type of arguments to gethostbyaddr. if test "X$netdb_host_type" = X -o "X$netdb_hlen_type" = X; then case "$d_gethbyaddr" in $define) $cat <&4 echo 'int bar1() { return bar2(); }' > bar1.c echo 'int bar2() { return 2; }' > bar2.c $cat > foo.c <<'EOP' int main() { printf("%d\n", bar1()); exit(0); } EOP $cc $ccflags -c bar1.c >/dev/null 2>&1 $cc $ccflags -c bar2.c >/dev/null 2>&1 $cc $ccflags -c foo.c >/dev/null 2>&1 $ar rc bar$_a bar2$_o bar1$_o >/dev/null 2>&1 if $cc -o foobar $ccflags $ldflags foo$_o bar$_a $libs > /dev/null 2>&1 && $run ./foobar >/dev/null 2>&1; then echo "$ar appears to generate random libraries itself." orderlib=false ranlib=":" elif $ar ts bar$_a >/dev/null 2>&1 && $cc -o foobar $ccflags $ldflags foo$_o bar$_a $libs > /dev/null 2>&1 && $run ./foobar >/dev/null 2>&1; then echo "a table of contents needs to be added with '$ar ts'." orderlib=false ranlib="$ar ts" else case "$ranlib" in :) ranlib='';; '') ranlib=`./loc ranlib X /usr/bin /bin /usr/local/bin` $test -f $ranlib || ranlib='' ;; esac if $test -n "$ranlib"; then echo "your system has '$ranlib'; we'll use that." orderlib=false else echo "your system doesn't seem to support random libraries" echo "so we'll use lorder and tsort to order the libraries." orderlib=true ranlib=":" fi fi $rm -f foo* bar* : check for type of arguments to select. case "$selecttype" in '') case "$d_select" in $define) echo " " $cat <try.c < #$i_time I_TIME #$i_systime I_SYS_TIME #$i_systimek I_SYS_TIME_KERNEL #ifdef I_TIME # include #endif #ifdef I_SYS_TIME # ifdef I_SYS_TIME_KERNEL # define KERNEL # endif # include # ifdef I_SYS_TIME_KERNEL # undef KERNEL # endif #endif #$i_sysselct I_SYS_SELECT #ifdef I_SYS_SELECT #include #endif #$d_socket HAS_SOCKET #ifdef HAS_SOCKET # include /* Might include */ #endif #include $selecttype b; #define S sizeof(*(b)) #define MINBITS 64 #define NBYTES (S * 8 > MINBITS ? S : MINBITS/8) #define NBITS (NBYTES * 8) int main() { char s[NBYTES]; struct timeval t; int i; FILE* fp; int fd; fclose(stdin); fp = fopen("try.c", "r"); if (fp == 0) exit(1); fd = fileno(fp); if (fd < 0) exit(2); b = ($selecttype)s; for (i = 0; i < NBITS; i++) FD_SET(i, b); t.tv_sec = 0; t.tv_usec = 0; select(fd + 1, b, 0, 0, &t); for (i = NBITS - 1; i > fd && FD_ISSET(i, b); i--); printf("%d\n", i + 1); return 0; } EOCP set try if eval $compile_ok; then selectminbits=`$run ./try` case "$selectminbits" in '') cat >&4 <&4 else rp='What is the minimum number of bits your select() operates on?' case "$byteorder" in 1234|12345678) dflt=32 ;; *) dflt=1 ;; esac . ./myread val=$ans selectminbits="$val" fi $rm -f try.* try ;; *) : no select, so pick a harmless default selectminbits='32' ;; esac ;; esac : Trace out the files included by signal.h, then look for SIGxxx names. : Remove SIGARRAYSIZE used by HPUX. : Remove SIGSTKSIZE used by Linux. : Remove SIGSTKSZ used by Posix. : Remove SIGTYP void lines used by OS2. : Some cpps, like os390, dont give the file name anywhere if [ "X$fieldn" = X ]; then : Just make some guesses. We check them later. xxx='/usr/include/signal.h /usr/include/sys/signal.h' else xxx=`echo '#include ' | $cppstdin $cppminus $cppflags 2>/dev/null | $grep '^[ ]*#.*include' | $awk "{print \\$$fieldn}" | $sed 's!"!!g' | $sed 's!\\\\\\\\!/!g' | $sort | $uniq` fi : Check this list of files to be sure we have parsed the cpp output ok. : This will also avoid potentially non-existent files, such : as ../foo/bar.h xxxfiles='' for xx in $xxx /dev/null ; do $test -f "$xx" && xxxfiles="$xxxfiles $xx" done : If we have found no files, at least try signal.h case "$xxxfiles" in '') xxxfiles=`./findhdr signal.h` ;; esac xxx=`awk ' $1 ~ /^#define$/ && $2 ~ /^SIG[A-Z0-9]*$/ && $2 !~ /SIGARRAYSIZE/ && $2 !~ /SIGSTKSIZE/ && $2 !~ /SIGSTKSZ/ && $3 !~ /void/ { print substr($2, 4, 20) } $1 == "#" && $2 ~ /^define$/ && $3 ~ /^SIG[A-Z0-9]*$/ && $3 !~ /SIGARRAYSIZE/ && $4 !~ /void/ { print substr($3, 4, 20) }' $xxxfiles` : Append some common names just in case the awk scan failed. xxx="$xxx ABRT ALRM BUS CANCEL CHLD CLD CONT DIL EMT FPE" xxx="$xxx FREEZE HUP ILL INT IO IOT KILL LOST LWP PHONE" xxx="$xxx PIPE POLL PROF PWR QUIT RTMAX RTMIN SEGV STKFLT STOP" xxx="$xxx SYS TERM THAW TRAP TSTP TTIN TTOU URG USR1 USR2" xxx="$xxx USR3 USR4 VTALRM WAITING WINCH WIND WINDOW XCPU XFSZ" : generate a few handy files for later $cat > signal.c <<'EOCP' #include #include #include int main() { /* Strange style to avoid deeply-nested #if/#else/#endif */ #ifndef NSIG # ifdef _NSIG # define NSIG (_NSIG) # endif #endif #ifndef NSIG # ifdef SIGMAX # define NSIG (SIGMAX+1) # endif #endif #ifndef NSIG # ifdef SIG_MAX # define NSIG (SIG_MAX+1) # endif #endif #ifndef NSIG # ifdef MAXSIG # define NSIG (MAXSIG+1) # endif #endif #ifndef NSIG # ifdef MAX_SIG # define NSIG (MAX_SIG+1) # endif #endif #ifndef NSIG # ifdef SIGARRAYSIZE # define NSIG (SIGARRAYSIZE+1) /* Not sure of the +1 */ # endif #endif #ifndef NSIG # ifdef _sys_nsig # define NSIG (_sys_nsig) /* Solaris 2.5 */ # endif #endif /* Default to some arbitrary number that's big enough to get most of the common signals. */ #ifndef NSIG # define NSIG 50 #endif printf("NSIG %d\n", NSIG); #ifndef JUST_NSIG EOCP echo $xxx | $tr ' ' $trnl | $sort | $uniq | $awk ' { printf "#ifdef SIG"; printf $1; printf "\n" printf "printf(\""; printf $1; printf " %%d\\n\",SIG"; printf $1; printf ");\n" printf "#endif\n" } END { printf "#endif /* JUST_NSIG */\n"; printf "exit(0);\n}\n"; } ' >>signal.c $cat >signal.awk <<'EOP' BEGIN { ndups = 0 } $1 ~ /^NSIG$/ { nsig = $2 } ($1 !~ /^NSIG$/) && (NF == 2) { if ($2 > maxsig) { maxsig = $2 } if (sig_name[$2]) { dup_name[ndups] = $1 dup_num[ndups] = $2 ndups++ } else { sig_name[$2] = $1 sig_num[$2] = $2 } } END { if (nsig == 0) { nsig = maxsig + 1 } printf("NSIG %d\n", nsig); for (n = 1; n < nsig; n++) { if (sig_name[n]) { printf("%s %d\n", sig_name[n], sig_num[n]) } else { printf("NUM%d %d\n", n, n) } } for (n = 0; n < ndups; n++) { printf("%s %d\n", dup_name[n], dup_num[n]) } } EOP $cat >signal_cmd <>signal_cmd <<'EOS' set signal if eval $compile_ok; then $run ./signal$_exe | ($sort -n -k 2 2>/dev/null || $sort -n +1) | $uniq | $awk -f signal.awk >signal.lst else echo "(I can't seem be able to compile the whole test program)" >&4 echo "(I'll try it in little pieces.)" >&4 set signal -DJUST_NSIG if eval $compile_ok; then $run ./signal$_exe > signal.nsg $cat signal.nsg else echo "I can't seem to figure out how many signals you have." >&4 echo "Guessing 50." >&4 echo 'NSIG 50' > signal.nsg fi : Now look at all the signal names, one at a time. for xx in `echo $xxx | $tr ' ' $trnl | $sort | $uniq`; do $cat > signal.c < #include #include int main() { printf("$xx %d\n", SIG${xx}); return 0; } EOCP set signal if eval $compile; then echo "SIG${xx} found." $run ./signal$_exe >> signal.ls1 else echo "SIG${xx} NOT found." fi done if $test -s signal.ls1; then $cat signal.nsg signal.ls1 | $sort -n | $uniq | $awk -f signal.awk >signal.lst fi fi if $test -s signal.lst; then : else echo "(AAK! I can't compile the test programs -- Guessing)" >&4 echo 'kill -l' >signal set X `csh -f signal.lst fi $rm -f signal.c signal$_exe signal$_o signal.nsg signal.ls1 EOS chmod a+x signal_cmd $eunicefix signal_cmd : generate list of signal names echo " " case "$sig_name_init" in '') doinit=yes ;; *) case "$sig_num_init" in ''|*,*) doinit=yes ;; esac ;; esac case "$doinit" in yes) echo "Generating a list of signal names and numbers..." >&4 . ./signal_cmd sig_count=`$awk '/^NSIG/ { printf "%d", $2 }' signal.lst` sig_name=`$awk 'BEGIN { printf "ZERO " } !/^NSIG/ { printf "%s ", $1 }' signal.lst` sig_num=`$awk 'BEGIN { printf "0 " } !/^NSIG/ { printf "%d ", $2 }' signal.lst` sig_name_init=`$awk 'BEGIN { printf "\"ZERO\", " } !/^NSIG/ { printf "\"%s\", ", $1 } END { printf "0\n" }' signal.lst` sig_num_init=`$awk 'BEGIN { printf "0, " } !/^NSIG/ { printf "%d, ", $2} END { printf "0\n"}' signal.lst` ;; esac echo "The following $sig_count signals are available:" echo " " echo $sig_name | $awk \ 'BEGIN { linelen = 0 } { for (i = 1; i <= NF; i++) { name = "SIG" $i " " linelen = linelen + length(name) if (linelen > 70) { printf "\n" linelen = length(name) } printf "%s", name } printf "\n" }' sig_size=`echo $sig_name | awk '{print NF}'` $rm -f signal signal.c signal.awk signal.lst signal_cmd echo " " case "$sizetype" in *_t) zzz="$sizetype" ;; *) zzz="filesize" ;; esac echo "Checking the size of $zzz..." >&4 cat > try.c < #include int main() { printf("%d\n", (int)sizeof($sizetype)); exit(0); } EOCP set try if eval $compile_ok; then yyy=`$run ./try` case "$yyy" in '') sizesize=4 echo "(I can't execute the test program--guessing $sizesize.)" >&4 ;; *) sizesize=$yyy echo "Your $zzz size is $sizesize bytes." ;; esac else sizesize=4 echo "(I can't compile the test program--guessing $sizesize.)" >&4 fi : check for socklen_t echo " " echo "Checking to see if you have socklen_t..." >&4 $cat >try.c < #$d_socket HAS_SOCKET #ifdef HAS_SOCKET #include #endif int main() { socklen_t x = 16; } EOCP set try if eval $compile; then val="$define" echo "You have socklen_t." else val="$undef" echo "You do not have socklen_t." case "$sizetype" in size_t) echo "(You do have size_t, that might work. Some people are happy with just an int.)" ;; esac fi $rm -f try try.* set d_socklen_t eval $setvar : see if this is a socks.h system set socks.h i_socks eval $inhdr : check for type of the size argument to socket calls case "$d_socket" in "$define") $cat < try.c < #include #define Size_t $sizetype #define SSize_t $dflt int main() { if (sizeof(Size_t) == sizeof(SSize_t)) printf("$dflt\n"); else if (sizeof(Size_t) == sizeof(int)) printf("int\n"); else printf("long\n"); exit(0); } EOM echo " " set try if eval $compile_ok && $run ./try > /dev/null; then ssizetype=`$run ./try` echo "I'll be using $ssizetype for functions returning a byte count." >&4 else $cat >&4 <' | $cppstdin $cppminus > stdioh if $contains 'unsigned.*char.*_ptr;' stdioh >/dev/null 2>&1 ; then echo "Your stdio uses unsigned chars." >&4 stdchar="unsigned char" else echo "Your stdio uses signed chars." >&4 stdchar="char" fi $rm -f stdioh : see if time exists echo " " if test "X$d_time" = X -o X"$timetype" = X; then if set time val -f d_time; eval $csym; $val; then echo 'time() found.' >&4 val="$define" rp="What is the type returned by time() on this system?" set time_t timetype long stdio.h sys/types.h eval $typedef_ask else echo 'time() not found, hope that will do.' >&4 val="$undef" timetype='int'; fi set d_time eval $setvar fi : see what type uids are declared as in the kernel echo " " echo "Looking for the type for user ids returned by getuid()." set uid_t uidtype xxx stdio.h sys/types.h eval $typedef case "$uidtype" in xxx) xxx=`./findhdr sys/user.h` set `grep '_ruid;' "$xxx" 2>/dev/null` unsigned short case $1 in unsigned) dflt="$1 $2" ;; *) dflt="$1" ;; esac ;; *) dflt="$uidtype";; esac case "$uidtype" in uid_t) echo "uid_t found." ;; *) rp="What is the type for user ids returned by getuid()?" . ./myread uidtype="$ans" ;; esac echo " " case "$uidtype" in *_t) zzz="$uidtype" ;; *) zzz="uid" ;; esac echo "Checking the size of $zzz..." >&4 cat > try.c < #include int main() { printf("%d\n", (int)sizeof($uidtype)); exit(0); } EOCP set try if eval $compile_ok; then yyy=`$run ./try` case "$yyy" in '') uidsize=4 echo "(I can't execute the test program--guessing $uidsize.)" >&4 ;; *) uidsize=$yyy echo "Your $zzz is $uidsize bytes long." ;; esac else uidsize=4 echo "(I can't compile the test program--guessing $uidsize.)" >&4 fi echo " " case "$uidtype" in *_t) zzz="$uidtype" ;; *) zzz="uid" ;; esac echo "Checking the sign of $zzz..." >&4 cat > try.c < #include int main() { $uidtype foo = -1; if (foo < 0) printf("-1\n"); else printf("1\n"); } EOCP set try if eval $compile; then yyy=`$run ./try` case "$yyy" in '') uidsign=1 echo "(I can't execute the test program--guessing unsigned.)" >&4 ;; *) uidsign=$yyy case "$uidsign" in 1) echo "Your $zzz is unsigned." ;; -1) echo "Your $zzz is signed." ;; esac ;; esac else uidsign=1 echo "(I can't compile the test program--guessing unsigned.)" >&4 fi echo " " $echo "Checking the format string to be used for uids..." >&4 case "$uidsign" in -1) if $test X"$uidsize" = X"$ivsize"; then uidformat="$ivdformat" else if $test X"$uidsize" = X"$longsize"; then uidformat='"ld"' else if $test X"$uidsize" = X"$intsize"; then uidformat='"d"' else if $test X"$uidsize" = X"$shortsize"; then uidformat='"hd"' fi fi fi fi ;; *) if $test X"$uidsize" = X"$uvsize"; then uidformat="$uvuformat" else if $test X"$uidsize" = X"$longsize"; then uidformat='"lu"' else if $test X"$uidsize" = X"$intsize"; then uidformat='"u"' else if $test X"$uidsize" = X"$shortsize"; then uidformat='"hu"' fi fi fi fi ;; esac : determine compiler compiler case "$yacc" in '') dflt=yacc;; *) dflt="$yacc";; esac echo " " comp='yacc' if $test -f "$byacc$_exe"; then dflt="$byacc" comp="byacc or $comp" fi if $test -f "$bison$_exe"; then comp="$comp or bison -y" fi rp="Which compiler compiler ($comp) shall I use?" . ./myread yacc="$ans" case "$yacc" in *bis*) case "$yacc" in *-y*) ;; *) yacc="$yacc -y" echo "(Adding -y option to bison to get yacc-compatible behaviour.)" ;; esac ;; esac : see if this is a fp.h system set fp.h i_fp eval $inhdr : see if this is a fp_class.h system set fp_class.h i_fp_class eval $inhdr : see if this is a ieeefp.h system case "$i_ieeefp" in '' ) set ieeefp.h i_ieeefp eval $inhdr ;; esac : see if this is a libutil.h system set libutil.h i_libutil eval $inhdr : see if mach cthreads are available if test "X$usethreads" = "X$define"; then set mach/cthreads.h i_machcthr eval $inhdr else i_machcthr="$undef" fi : see if this is a math.h system set math.h i_math eval $inhdr : see if this is a mntent.h system set mntent.h i_mntent eval $inhdr : see if ndbm.h is available set ndbm.h t_ndbm eval $inhdr case "$t_ndbm" in $undef) # Some Linux distributions such as RedHat 7.1 put the # ndbm.h header in /usr/include/gdbm/ndbm.h. if $test -f /usr/include/gdbm/ndbm.h; then echo ' found.' ccflags="$ccflags -I/usr/include/gdbm" cppflags="$cppflags -I/usr/include/gdbm" t_ndbm=$define fi ;; esac case "$t_ndbm" in $define) : see if dbm_open exists set dbm_open d_dbm_open eval $inlibc case "$d_dbm_open" in $undef) t_ndbm="$undef" echo "We won't be including " ;; esac ;; esac val="$t_ndbm" set i_ndbm eval $setvar : see if net/errno.h is available val='' set net/errno.h val eval $inhdr : Unfortunately, it causes problems on some systems. Arrgh. case "$val" in $define) cat > try.c <<'EOM' #include #include #include int func() { return ENOTSOCK; } EOM if $cc $ccflags -c try.c >/dev/null 2>&1; then echo "We'll be including ." >&4 else echo "We won't be including ." >&4 val="$undef" fi $rm -f try.* try ;; esac set i_neterrno eval $setvar : see if netinet/tcp.h is available set netinet/tcp.h i_netinettcp eval $inhdr : see if this is a poll.h system set poll.h i_poll eval $inhdr : see if this is a prot.h system set prot.h i_prot eval $inhdr echo " " $echo "Guessing which symbols your C compiler and preprocessor define..." >&4 $cat <<'EOSH' > Cppsym.know a29k ABI64 aegis AES_SOURCE AIX AIX32 AIX370 AIX41 AIX42 AIX43 AIX_SOURCE aixpc ALL_SOURCE alliant alpha am29000 AM29000 AMD64 amiga AMIGAOS AMIX ansi ANSI_C_SOURCE apollo ardent ARM32 atarist att386 att3b BeOS BIG_ENDIAN BIT_MSF bsd BSD bsd43 bsd4_2 bsd4_3 BSD4_3 bsd4_4 BSD_4_3 BSD_4_4 BSD_NET2 BSD_TIME BSD_TYPES BSDCOMPAT bsdi bull c cadmus clipper CMU COFF COMPILER_VERSION concurrent convex cpu cray CRAY CRAYMPP ctix CX_UX CYGWIN DGUX DGUX_SOURCE DJGPP dmert DOLPHIN DPX2 DSO Dynix DynixPTX ELF encore EPI EXTENSIONS FAVOR_BSD FILE_OFFSET_BITS FreeBSD GCC_NEW_VARARGS gcos gcx gimpel GLIBC GLIBC_MINOR GNU_SOURCE GNUC GNUC_MINOR GNU_LIBRARY GO32 gould GOULD_PN H3050R H3050RX hbullx20 hcx host_mips hp200 hp300 hp700 HP700 hp800 hp9000 hp9000s200 hp9000s300 hp9000s400 hp9000s500 hp9000s700 hp9000s800 hp9k8 hp_osf hppa hpux HPUX_SOURCE i186 i286 i386 i486 i586 i686 i8086 i80960 i860 I960 IA64 iAPX286 ibm ibm032 ibmesa IBMR2 ibmrt ILP32 ILP64 INLINE_INTRINSICS INTRINSICS INT64 interdata is68k ksr1 LANGUAGE_C LARGE_FILE_API LARGEFILE64_SOURCE LARGEFILE_SOURCE LFS64_LARGEFILE LFS_LARGEFILE Linux LITTLE_ENDIAN LONG64 LONG_DOUBLE LONG_LONG LONGDOUBLE LONGLONG LP64 luna luna88k Lynx M68000 m68k m88100 m88k M88KBCS_TARGET M_COFF M_I186 M_I286 M_I386 M_I8086 M_I86 M_I86SM M_SYS3 M_SYS5 M_SYSIII M_SYSV M_UNIX M_XENIX MACH machine MachTen MATH_HAS_NO_SIDE_EFFECTS mc300 mc500 mc68000 mc68010 mc68020 mc68030 mc68040 mc68060 mc68k mc68k32 mc700 mc88000 mc88100 merlin mert MiNT mips MIPS_FPSET MIPS_ISA MIPS_SIM MIPS_SZINT MIPS_SZLONG MIPS_SZPTR MIPSEB MIPSEL MODERN_C motorola mpeix MSDOS MTXINU MULTIMAX mvs MVS n16 ncl_el ncl_mr NetBSD news1500 news1700 news1800 news1900 news3700 news700 news800 news900 NeXT NLS nonstopux ns16000 ns32000 ns32016 ns32332 ns32k nsc32000 OCS88 OEMVS OpenBSD os OS2 OS390 osf OSF1 OSF_SOURCE pa_risc PA_RISC1_1 PA_RISC2_0 PARAGON parisc pc532 pdp11 PGC PIC plexus PORTAR posix POSIX1B_SOURCE POSIX2_SOURCE POSIX4_SOURCE POSIX_C_SOURCE POSIX_SOURCE POWER PROTOTYPES PWB pyr QNX R3000 REENTRANT RES Rhapsody RISC6000 riscix riscos RT S390 SA110 scs SCO sequent sgi SGI_SOURCE SH3 sinix SIZE_INT SIZE_LONG SIZE_PTR SOCKET_SOURCE SOCKETS_SOURCE sony sony_news sonyrisc sparc sparclite spectrum stardent stdc STDC_EXT stratos sun sun3 sun386 Sun386i svr3 svr4 SVR4_2 SVR4_SOURCE svr5 SX system SYSTYPE_BSD SYSTYPE_BSD43 SYSTYPE_BSD44 SYSTYPE_SVR4 SYSTYPE_SVR5 SYSTYPE_SYSV SYSV SYSV3 SYSV4 SYSV5 sysV68 sysV88 Tek4132 Tek4300 titan TM3200 TM5400 TM5600 tower tower32 tower32_200 tower32_600 tower32_700 tower32_800 tower32_850 tss u370 u3b u3b2 u3b20 u3b200 u3b20d u3b5 ultrix UMAXV UnicomPBB UnicomPBD UNICOS UNICOSMK unix UNIX95 UNIX99 unixpc unos USE_BSD USE_FILE_OFFSET64 USE_GNU USE_ISOC9X USE_LARGEFILE USE_LARGEFILE64 USE_MISC USE_POSIX USE_POSIX199309 USE_POSIX199506 USE_POSIX2 USE_REENTRANT USE_SVID USE_UNIX98 USE_XOPEN USE_XOPEN_EXTENDED USGr4 USGr4_2 Utek UTek UTS UWIN uxpm uxps vax venix VMESA vms xenix Xenix286 XOPEN_SOURCE XOPEN_SOURCE_EXTENDED XPG2 XPG2_EXTENDED XPG3 XPG3_EXTENDED XPG4 XPG4_EXTENDED z8000 EOSH # Maybe put other stuff here too. cat <>Cppsym.know $osname EOSH ./tr '[a-z]' '[A-Z]' < Cppsym.know > Cppsym.a ./tr '[A-Z]' '[a-z]' < Cppsym.know > Cppsym.b $cat Cppsym.know > Cppsym.c $cat Cppsym.a Cppsym.b Cppsym.c | $tr ' ' $trnl | $sort | $uniq > Cppsym.know $rm -f Cppsym.a Cppsym.b Cppsym.c cat < Cppsym $startsh if $test \$# -gt 0; then echo \$* | $tr " " "$trnl" | ./Cppsym.try > Cppsym.got if $test -s Cppsym.got; then $rm -f Cppsym.got exit 0 fi $rm -f Cppsym.got exit 1 else $tr " " "$trnl" | ./Cppsym.try exit 0 fi EOSH chmod +x Cppsym $eunicefix Cppsym cat < Cppsym.try $startsh cat <<'EOCP' > try.c #include int main() { EOCP $awk \\ EOSH cat <<'EOSH' >> Cppsym.try 'length($1) > 0 { printf "#ifdef %s\n#if %s+0\nprintf(\"%s=%%ld\\n\", (long)%s);\n#else\nprintf(\"%s\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1 printf "#ifdef _%s\n#if _%s+0\nprintf(\"_%s=%%ld\\n\", (long)_%s);\n#else\nprintf(\"_%s\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1 printf "#ifdef __%s\n#if __%s+0\nprintf(\"__%s=%%ld\\n\", (long)__%s);\n#else\nprintf(\"__%s\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1 printf "#ifdef __%s__\n#if __%s__+0\nprintf(\"__%s__=%%ld\\n\", (long)__%s__);\n#else\nprintf(\"__%s__\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1 }' >> try.c echo 'return 0;}' >> try.c EOSH cat <> Cppsym.try ccflags="$ccflags" case "$osname-$gccversion" in irix-) ccflags="\$ccflags -woff 1178" ;; os2-*) ccflags="\$ccflags -Zlinker /PM:VIO" ;; esac $cc -o try $optimize \$ccflags $ldflags try.c $libs && $run ./try EOSH chmod +x Cppsym.try $eunicefix Cppsym.try ./Cppsym < Cppsym.know > Cppsym.true : now check the C compiler for additional symbols postprocess_cc_v='' case "$osname" in aix) postprocess_cc_v="|$tr , ' '" ;; esac $cat >ccsym <tmp.c <&1 $postprocess_cc_v\` do case "\$i" in -D*) echo "\$i" | $sed 's/^-D//';; -A*) $test "$gccversion" && echo "\$i" | $sed 's/^-A\(.*\)(\(.*\))/\1=\2/';; esac done $rm -f try.c EOS postprocess_cc_v='' chmod +x ccsym $eunicefix ccsym ./ccsym > ccsym1.raw if $test -s ccsym1.raw; then $sort ccsym1.raw | $uniq >ccsym.raw else mv ccsym1.raw ccsym.raw fi $awk '/\=/ { print $0; next } { print $0"=1" }' ccsym.raw >ccsym.list $awk '/\=/ { print $0; next } { print $0"=1" }' Cppsym.true >ccsym.true $comm -13 ccsym.true ccsym.list >ccsym.own $comm -12 ccsym.true ccsym.list >ccsym.com $comm -23 ccsym.true ccsym.list >ccsym.cpp also='' if $test -z ccsym.raw; then echo "Your C compiler doesn't seem to define any symbols!" >&4 echo " " echo "However, your C preprocessor defines the following symbols:" $cat Cppsym.true ccsymbols='' cppsymbols=`$cat Cppsym.true` cppsymbols=`echo $cppsymbols` cppccsymbols="$cppsymbols" else if $test -s ccsym.com; then echo "Your C compiler and pre-processor define these symbols:" $sed -e 's/\(..*\)=.*/\1/' ccsym.com also='also ' symbols='ones' cppccsymbols=`$cat ccsym.com` cppccsymbols=`echo $cppccsymbols` $test "$silent" || sleep 1 fi if $test -s ccsym.cpp; then $test "$also" && echo " " echo "Your C pre-processor ${also}defines the following symbols:" $sed -e 's/\(..*\)=.*/\1/' ccsym.cpp also='further ' cppsymbols=`$cat ccsym.cpp` cppsymbols=`echo $cppsymbols` $test "$silent" || sleep 1 fi if $test -s ccsym.own; then $test "$also" && echo " " echo "Your C compiler ${also}defines the following cpp symbols:" $sed -e 's/\(..*\)=1/\1/' ccsym.own $sed -e 's/\(..*\)=.*/\1/' ccsym.own | $uniq >>Cppsym.true ccsymbols=`$cat ccsym.own` ccsymbols=`echo $ccsymbols` $test "$silent" || sleep 1 fi fi : see if this is a termio system val="$undef" val2="$undef" val3="$undef" if $test `./findhdr termios.h`; then set tcsetattr i_termios eval $inlibc val3="$i_termios" fi echo " " case "$val3" in "$define") echo "You have POSIX termios.h... good!" >&4;; *) if ./Cppsym pyr; then case "`/bin/universe`" in ucb) if $test `./findhdr sgtty.h`; then val2="$define" echo " found." >&4 else echo "System is pyramid with BSD universe." echo " not found--you could have problems." >&4 fi;; *) if $test `./findhdr termio.h`; then val="$define" echo " found." >&4 else echo "System is pyramid with USG universe." echo " not found--you could have problems." >&4 fi;; esac elif ./usg; then if $test `./findhdr termio.h`; then echo " found." >&4 val="$define" elif $test `./findhdr sgtty.h`; then echo " found." >&4 val2="$define" else echo "Neither nor found--you could have problems." >&4 fi else if $test `./findhdr sgtty.h`; then echo " found." >&4 val2="$define" elif $test `./findhdr termio.h`; then echo " found." >&4 val="$define" else echo "Neither nor found--you could have problems." >&4 fi fi;; esac set i_termio; eval $setvar val=$val2; set i_sgtty; eval $setvar val=$val3; set i_termios; eval $setvar : see if stddef is available set stddef.h i_stddef eval $inhdr : see if this is a sunmath.h system set sunmath.h i_sunmath eval $inhdr : see if sys/access.h is available set sys/access.h i_sysaccess eval $inhdr : see if ioctl defs are in sgtty, termio, sys/filio or sys/ioctl set sys/filio.h i_sysfilio eval $inhdr echo " " if $test `./findhdr sys/ioctl.h`; then val="$define" echo ' found.' >&4 else val="$undef" if $test $i_sysfilio = "$define"; then echo ' NOT found.' >&4 else $test $i_sgtty = "$define" && xxx="sgtty.h" $test $i_termio = "$define" && xxx="termio.h" $test $i_termios = "$define" && xxx="termios.h" echo "No found, assuming ioctl args are defined in <$xxx>." >&4 fi fi set i_sysioctl eval $setvar : see if socket ioctl defs are in sys/sockio.h echo " " xxx=`./findhdr sys/sockio.h` if $test "$xxx"; then if $contains SIOCATMARK $xxx >/dev/null 2>&1; then val="$define" echo "You have socket ioctls defined in ." >&4 else val="$undef" echo "No socket ioctls found in ." >&4 fi else val="$undef" $cat < not found, assuming socket ioctls are in . EOM fi set i_syssockio eval $setvar : see if this is a syslog.h system set syslog.h i_syslog eval $inhdr : see if this is a sys/mode.h system set sys/mode.h i_sysmode eval $inhdr : see if sys/resource.h has to be included set sys/resource.h i_sysresrc eval $inhdr : see if sys/security.h is available set sys/security.h i_syssecrt eval $inhdr : see if this is a sys/statvfs.h system set sys/statvfs.h i_sysstatvfs eval $inhdr : see if this is a sys/un.h system set sys/un.h i_sysun eval $inhdr : see if this is a sys/utsname.h system set sys/utsname.h i_sysutsname eval $inhdr : see if this is a syswait system set sys/wait.h i_syswait eval $inhdr : see if this is a ustat.h system set ustat.h i_ustat eval $inhdr : see if this is an utime system set utime.h i_utime eval $inhdr : see if this is a values.h system set values.h i_values eval $inhdr : see if this is a vfork system case "$d_vfork" in "$define") set vfork.h i_vfork eval $inhdr ;; *) i_vfork="$undef" ;; esac : see if gdbm.h is available set gdbm.h t_gdbm eval $inhdr case "$t_gdbm" in $define) : see if gdbm_open exists set gdbm_open d_gdbm_open eval $inlibc case "$d_gdbm_open" in $undef) t_gdbm="$undef" echo "We won't be including " ;; esac ;; esac val="$t_gdbm" set i_gdbm eval $setvar echo " " echo "Looking for extensions..." >&4 : If we are using the old config.sh, known_extensions may contain : old or inaccurate or duplicate values. known_extensions='' nonxs_extensions='' : We do not use find because it might not be available. : We do not just use MANIFEST because the user may have dropped : some additional extensions into the source tree and expect them : to be built. : Function to recursively find available extensions, ignoring DynaLoader : NOTE: recursion limit of 10 to prevent runaway in case of symlink madness find_extensions=' for xxx in *; do case "$xxx" in DynaLoader|dynaload) ;; *) if $test -f $xxx/$xxx.xs; then known_extensions="$known_extensions $1$xxx"; elif $test -f $xxx/Makefile.PL; then nonxs_extensions="$nonxs_extensions $1$xxx"; else if $test -d $xxx -a $# -lt 10; then set $1$xxx/ $*; cd "$xxx"; eval $find_extensions; cd ..; shift; fi; fi ;; esac; done' tdir=`pwd` cd "$rsrc/ext" set X shift eval $find_extensions # Special case: Add in threads/shared since it is not picked up by the # recursive find above (and adding in general recursive finding breaks # SDBM_File/sdbm). A.D. 10/25/2001. # Encode::XX need explicit mentions for the same reason. # --jhi 2002-03-04 known_extensions="$known_extensions threads/shared Encode/CN Encode/JP Encode/KR Encode/TW" set X $nonxs_extensions shift nonxs_extensions="$*" set X $known_extensions shift known_extensions="$*" cd "$tdir" : Now see which are supported on this system. avail_ext='' for xxx in $known_extensions ; do case "$xxx" in DB_File|db_file) case "$i_db" in $define) avail_ext="$avail_ext $xxx" ;; esac ;; GDBM_File|gdbm_fil) case "$i_gdbm" in $define) avail_ext="$avail_ext $xxx" ;; esac ;; I18N/Langinfo|i18n_lan) case "$i_langinfo$d_nl_langinfo" in $define$define) avail_ext="$avail_ext $xxx" ;; esac ;; NDBM_File|ndbm_fil) case "$i_ndbm" in $define) case "$osname-$use64bitint" in cygwin-*|hpux-define) case "$libs" in *-lndbm*) avail_ext="$avail_ext $xxx" ;; esac ;; *) avail_ext="$avail_ext $xxx" ;; esac ;; esac ;; ODBM_File|odbm_fil) case "${i_dbm}${i_rpcsvcdbm}" in *"${define}"*) case "$osname-$use64bitint" in cygwin-*|hpux-define) case "$libs" in *-ldbm*) avail_ext="$avail_ext $xxx" ;; esac ;; *) avail_ext="$avail_ext $xxx" ;; esac ;; esac ;; POSIX|posix) case "$useposix" in true|define|y) avail_ext="$avail_ext $xxx" ;; esac ;; Opcode|opcode) case "$useopcode" in true|define|y) avail_ext="$avail_ext $xxx" ;; esac ;; Socket|socket) case "$d_socket" in true|$define|y) case "$osname" in beos) ;; # not unless BONE *) avail_ext="$avail_ext $xxx" ;; esac ;; esac ;; Sys/Syslog|sys/syslog) : XXX syslog requires socket case "$d_socket" in true|$define|y) avail_ext="$avail_ext $xxx" ;; esac ;; Thread|thread) case "$usethreads" in true|$define|y) case "$useithreads" in $undef|false|[nN]*) avail_ext="$avail_ext $xxx" ;; esac esac ;; threads|threads/shared) case "$usethreads" in true|$define|y) case "$useithreads" in $define|true|[yY]*) avail_ext="$avail_ext $xxx" ;; esac esac ;; IPC/SysV|ipc/sysv) : XXX Do we need a useipcsysv variable here case "${d_msg}${d_sem}${d_shm}" in *"${define}"*) avail_ext="$avail_ext $xxx" ;; esac ;; *) avail_ext="$avail_ext $xxx" ;; esac done set X $avail_ext shift avail_ext="$*" : Now see which nonxs extensions are supported on this system. : For now assume all are. nonxs_ext='' for xxx in $nonxs_extensions ; do case "$xxx" in *) nonxs_ext="$nonxs_ext $xxx" ;; esac done set X $nonxs_ext shift nonxs_ext="$*" case $usedl in $define) $cat <&4 for file in $loclist $trylist; do eval temp=\$$file eval $file=`basename $temp` done ;; esac : create config.sh file echo " " echo "Creating config.sh..." >&4 $spitshell <config.sh $startsh # # This file was produced by running the Configure script. It holds all the # definitions figured out by Configure. Should you modify one of these values, # do not forget to propagate your changes by running "Configure -der". You may # instead choose to run each of the .SH files by yourself, or "Configure -S". # # Package name : $package # Source directory : $src # Configuration time: $cf_time # Configured by : $cf_by # Target system : $myuname Author='$Author' Date='$Date' Header='$Header' Id='$Id' Locker='$Locker' Log='$Log' Mcc='$Mcc' RCSfile='$RCSfile' Revision='$Revision' Source='$Source' State='$State' _a='$_a' _exe='$_exe' _o='$_o' afs='$afs' afsroot='$afsroot' alignbytes='$alignbytes' ansi2knr='$ansi2knr' aphostname='$aphostname' api_revision='$api_revision' api_subversion='$api_subversion' api_version='$api_version' api_versionstring='$api_versionstring' ar='$ar' archlib='$archlib' archlibexp='$archlibexp' archname64='$archname64' archname='$archname' archobjs='$archobjs' asctime_r_proto='$asctime_r_proto' awk='$awk' baserev='$baserev' bash='$bash' bin='$bin' bincompat5005='$bincompat5005' binexp='$binexp' bison='$bison' byacc='$byacc' byteorder='$byteorder' c='$c' castflags='$castflags' cat='$cat' cc='$cc' cccdlflags='$cccdlflags' ccdlflags='$ccdlflags' ccflags='$ccflags' ccflags_uselargefiles='$ccflags_uselargefiles' ccname='$ccname' ccsymbols='$ccsymbols' ccversion='$ccversion' cf_by='$cf_by' cf_email='$cf_email' cf_time='$cf_time' charsize='$charsize' chgrp='$chgrp' chmod='$chmod' chown='$chown' clocktype='$clocktype' comm='$comm' compress='$compress' contains='$contains' cp='$cp' cpio='$cpio' cpp='$cpp' cpp_stuff='$cpp_stuff' cppccsymbols='$cppccsymbols' cppflags='$cppflags' cpplast='$cpplast' cppminus='$cppminus' cpprun='$cpprun' cppstdin='$cppstdin' cppsymbols='$cppsymbols' crypt_r_proto='$crypt_r_proto' cryptlib='$cryptlib' csh='$csh' ctermid_r_proto='$ctermid_r_proto' ctime_r_proto='$ctime_r_proto' d_Gconvert='$d_Gconvert' d_PRIEUldbl='$d_PRIEUldbl' d_PRIFUldbl='$d_PRIFUldbl' d_PRIGUldbl='$d_PRIGUldbl' d_PRIXU64='$d_PRIXU64' d_PRId64='$d_PRId64' d_PRIeldbl='$d_PRIeldbl' d_PRIfldbl='$d_PRIfldbl' d_PRIgldbl='$d_PRIgldbl' d_PRIi64='$d_PRIi64' d_PRIo64='$d_PRIo64' d_PRIu64='$d_PRIu64' d_PRIx64='$d_PRIx64' d_SCNfldbl='$d_SCNfldbl' d__fwalk='$d__fwalk' d_access='$d_access' d_accessx='$d_accessx' d_alarm='$d_alarm' d_archlib='$d_archlib' d_asctime_r='$d_asctime_r' d_atolf='$d_atolf' d_atoll='$d_atoll' d_attribut='$d_attribut' d_bcmp='$d_bcmp' d_bcopy='$d_bcopy' d_bincompat5005='$d_bincompat5005' d_bsd='$d_bsd' d_bsdgetpgrp='$d_bsdgetpgrp' d_bsdsetpgrp='$d_bsdsetpgrp' d_bzero='$d_bzero' d_casti32='$d_casti32' d_castneg='$d_castneg' d_charvspr='$d_charvspr' d_chown='$d_chown' d_chroot='$d_chroot' d_chsize='$d_chsize' d_class='$d_class' d_closedir='$d_closedir' d_cmsghdr_s='$d_cmsghdr_s' d_const='$d_const' d_crypt='$d_crypt' d_crypt_r='$d_crypt_r' d_csh='$d_csh' d_ctermid_r='$d_ctermid_r' d_ctime_r='$d_ctime_r' d_cuserid='$d_cuserid' d_dbl_dig='$d_dbl_dig' d_dbminitproto='$d_dbminitproto' d_difftime='$d_difftime' d_dirfd='$d_dirfd' d_dirnamlen='$d_dirnamlen' d_dlerror='$d_dlerror' d_dlopen='$d_dlopen' d_dlsymun='$d_dlsymun' d_dosuid='$d_dosuid' d_drand48_r='$d_drand48_r' d_drand48proto='$d_drand48proto' d_dup2='$d_dup2' d_eaccess='$d_eaccess' d_endgrent='$d_endgrent' d_endgrent_r='$d_endgrent_r' d_endhent='$d_endhent' d_endhostent_r='$d_endhostent_r' d_endnent='$d_endnent' d_endnetent_r='$d_endnetent_r' d_endpent='$d_endpent' d_endprotoent_r='$d_endprotoent_r' d_endpwent='$d_endpwent' d_endpwent_r='$d_endpwent_r' d_endsent='$d_endsent' d_endservent_r='$d_endservent_r' d_eofnblk='$d_eofnblk' d_eunice='$d_eunice' d_fchdir='$d_fchdir' d_fchmod='$d_fchmod' d_fchown='$d_fchown' d_fcntl='$d_fcntl' d_fcntl_can_lock='$d_fcntl_can_lock' d_fd_macros='$d_fd_macros' d_fd_set='$d_fd_set' d_fds_bits='$d_fds_bits' d_fgetpos='$d_fgetpos' d_finite='$d_finite' d_finitel='$d_finitel' d_flexfnam='$d_flexfnam' d_flock='$d_flock' d_flockproto='$d_flockproto' d_fork='$d_fork' d_fp_class='$d_fp_class' d_fpathconf='$d_fpathconf' d_fpclass='$d_fpclass' d_fpclassify='$d_fpclassify' d_fpclassl='$d_fpclassl' d_fpos64_t='$d_fpos64_t' d_frexpl='$d_frexpl' d_fs_data_s='$d_fs_data_s' d_fseeko='$d_fseeko' d_fsetpos='$d_fsetpos' d_fstatfs='$d_fstatfs' d_fstatvfs='$d_fstatvfs' d_fsync='$d_fsync' d_ftello='$d_ftello' d_ftime='$d_ftime' d_getcwd='$d_getcwd' d_getespwnam='$d_getespwnam' d_getfsstat='$d_getfsstat' d_getgrent='$d_getgrent' d_getgrent_r='$d_getgrent_r' d_getgrgid_r='$d_getgrgid_r' d_getgrnam_r='$d_getgrnam_r' d_getgrps='$d_getgrps' d_gethbyaddr='$d_gethbyaddr' d_gethbyname='$d_gethbyname' d_gethent='$d_gethent' d_gethname='$d_gethname' d_gethostbyaddr_r='$d_gethostbyaddr_r' d_gethostbyname_r='$d_gethostbyname_r' d_gethostent_r='$d_gethostent_r' d_gethostprotos='$d_gethostprotos' d_getitimer='$d_getitimer' d_getlogin='$d_getlogin' d_getlogin_r='$d_getlogin_r' d_getmnt='$d_getmnt' d_getmntent='$d_getmntent' d_getnbyaddr='$d_getnbyaddr' d_getnbyname='$d_getnbyname' d_getnent='$d_getnent' d_getnetbyaddr_r='$d_getnetbyaddr_r' d_getnetbyname_r='$d_getnetbyname_r' d_getnetent_r='$d_getnetent_r' d_getnetprotos='$d_getnetprotos' d_getpagsz='$d_getpagsz' d_getpbyname='$d_getpbyname' d_getpbynumber='$d_getpbynumber' d_getpent='$d_getpent' d_getpgid='$d_getpgid' d_getpgrp2='$d_getpgrp2' d_getpgrp='$d_getpgrp' d_getppid='$d_getppid' d_getprior='$d_getprior' d_getprotobyname_r='$d_getprotobyname_r' d_getprotobynumber_r='$d_getprotobynumber_r' d_getprotoent_r='$d_getprotoent_r' d_getprotoprotos='$d_getprotoprotos' d_getprpwnam='$d_getprpwnam' d_getpwent='$d_getpwent' d_getpwent_r='$d_getpwent_r' d_getpwnam_r='$d_getpwnam_r' d_getpwuid_r='$d_getpwuid_r' d_getsbyname='$d_getsbyname' d_getsbyport='$d_getsbyport' d_getsent='$d_getsent' d_getservbyname_r='$d_getservbyname_r' d_getservbyport_r='$d_getservbyport_r' d_getservent_r='$d_getservent_r' d_getservprotos='$d_getservprotos' d_getspnam='$d_getspnam' d_getspnam_r='$d_getspnam_r' d_gettimeod='$d_gettimeod' d_gmtime_r='$d_gmtime_r' d_gnulibc='$d_gnulibc' d_grpasswd='$d_grpasswd' d_hasmntopt='$d_hasmntopt' d_htonl='$d_htonl' d_index='$d_index' d_inetaton='$d_inetaton' d_int64_t='$d_int64_t' d_isascii='$d_isascii' d_isfinite='$d_isfinite' d_isinf='$d_isinf' d_isnan='$d_isnan' d_isnanl='$d_isnanl' d_killpg='$d_killpg' d_lchown='$d_lchown' d_ldbl_dig='$d_ldbl_dig' d_link='$d_link' d_localtime_r='$d_localtime_r' d_locconv='$d_locconv' d_lockf='$d_lockf' d_longdbl='$d_longdbl' d_longlong='$d_longlong' d_lseekproto='$d_lseekproto' d_lstat='$d_lstat' d_madvise='$d_madvise' d_mblen='$d_mblen' d_mbstowcs='$d_mbstowcs' d_mbtowc='$d_mbtowc' d_memchr='$d_memchr' d_memcmp='$d_memcmp' d_memcpy='$d_memcpy' d_memmove='$d_memmove' d_memset='$d_memset' d_mkdir='$d_mkdir' d_mkdtemp='$d_mkdtemp' d_mkfifo='$d_mkfifo' d_mkstemp='$d_mkstemp' d_mkstemps='$d_mkstemps' d_mktime='$d_mktime' d_mmap='$d_mmap' d_modfl='$d_modfl' d_modfl_pow32_bug='$d_modfl_pow32_bug' d_mprotect='$d_mprotect' d_msg='$d_msg' d_msg_ctrunc='$d_msg_ctrunc' d_msg_dontroute='$d_msg_dontroute' d_msg_oob='$d_msg_oob' d_msg_peek='$d_msg_peek' d_msg_proxy='$d_msg_proxy' d_msgctl='$d_msgctl' d_msgget='$d_msgget' d_msghdr_s='$d_msghdr_s' d_msgrcv='$d_msgrcv' d_msgsnd='$d_msgsnd' d_msync='$d_msync' d_munmap='$d_munmap' d_mymalloc='$d_mymalloc' d_nice='$d_nice' d_nl_langinfo='$d_nl_langinfo' d_nv_preserves_uv='$d_nv_preserves_uv' d_nv_preserves_uv_bits='$d_nv_preserves_uv_bits' d_off64_t='$d_off64_t' d_old_pthread_create_joinable='$d_old_pthread_create_joinable' d_oldpthreads='$d_oldpthreads' d_oldsock='$d_oldsock' d_open3='$d_open3' d_pathconf='$d_pathconf' d_pause='$d_pause' d_perl_otherlibdirs='$d_perl_otherlibdirs' d_phostname='$d_phostname' d_pipe='$d_pipe' d_poll='$d_poll' d_portable='$d_portable' d_procselfexe='$d_procselfexe' d_pthread_atfork='$d_pthread_atfork' d_pthread_yield='$d_pthread_yield' d_pwage='$d_pwage' d_pwchange='$d_pwchange' d_pwclass='$d_pwclass' d_pwcomment='$d_pwcomment' d_pwexpire='$d_pwexpire' d_pwgecos='$d_pwgecos' d_pwpasswd='$d_pwpasswd' d_pwquota='$d_pwquota' d_qgcvt='$d_qgcvt' d_quad='$d_quad' d_random_r='$d_random_r' d_readdir64_r='$d_readdir64_r' d_readdir='$d_readdir' d_readdir_r='$d_readdir_r' d_readlink='$d_readlink' d_readv='$d_readv' d_recvmsg='$d_recvmsg' d_rename='$d_rename' d_rewinddir='$d_rewinddir' d_rmdir='$d_rmdir' d_safebcpy='$d_safebcpy' d_safemcpy='$d_safemcpy' d_sanemcmp='$d_sanemcmp' d_sbrkproto='$d_sbrkproto' d_sched_yield='$d_sched_yield' d_scm_rights='$d_scm_rights' d_seekdir='$d_seekdir' d_select='$d_select' d_sem='$d_sem' d_semctl='$d_semctl' d_semctl_semid_ds='$d_semctl_semid_ds' d_semctl_semun='$d_semctl_semun' d_semget='$d_semget' d_semop='$d_semop' d_sendmsg='$d_sendmsg' d_setegid='$d_setegid' d_seteuid='$d_seteuid' d_setgrent='$d_setgrent' d_setgrent_r='$d_setgrent_r' d_setgrps='$d_setgrps' d_sethent='$d_sethent' d_sethostent_r='$d_sethostent_r' d_setitimer='$d_setitimer' d_setlinebuf='$d_setlinebuf' d_setlocale='$d_setlocale' d_setlocale_r='$d_setlocale_r' d_setnent='$d_setnent' d_setnetent_r='$d_setnetent_r' d_setpent='$d_setpent' d_setpgid='$d_setpgid' d_setpgrp2='$d_setpgrp2' d_setpgrp='$d_setpgrp' d_setprior='$d_setprior' d_setproctitle='$d_setproctitle' d_setprotoent_r='$d_setprotoent_r' d_setpwent='$d_setpwent' d_setpwent_r='$d_setpwent_r' d_setregid='$d_setregid' d_setresgid='$d_setresgid' d_setresuid='$d_setresuid' d_setreuid='$d_setreuid' d_setrgid='$d_setrgid' d_setruid='$d_setruid' d_setsent='$d_setsent' d_setservent_r='$d_setservent_r' d_setsid='$d_setsid' d_setvbuf='$d_setvbuf' d_sfio='$d_sfio' d_shm='$d_shm' d_shmat='$d_shmat' d_shmatprototype='$d_shmatprototype' d_shmctl='$d_shmctl' d_shmdt='$d_shmdt' d_shmget='$d_shmget' d_sigaction='$d_sigaction' d_sigprocmask='$d_sigprocmask' d_sigsetjmp='$d_sigsetjmp' d_sockatmark='$d_sockatmark' d_sockatmarkproto='$d_sockatmarkproto' d_socket='$d_socket' d_socklen_t='$d_socklen_t' d_sockpair='$d_sockpair' d_socks5_init='$d_socks5_init' d_sqrtl='$d_sqrtl' d_srand48_r='$d_srand48_r' d_srandom_r='$d_srandom_r' d_sresgproto='$d_sresgproto' d_sresuproto='$d_sresuproto' d_statblks='$d_statblks' d_statfs_f_flags='$d_statfs_f_flags' d_statfs_s='$d_statfs_s' d_statvfs='$d_statvfs' d_stdio_cnt_lval='$d_stdio_cnt_lval' d_stdio_ptr_lval='$d_stdio_ptr_lval' d_stdio_ptr_lval_nochange_cnt='$d_stdio_ptr_lval_nochange_cnt' d_stdio_ptr_lval_sets_cnt='$d_stdio_ptr_lval_sets_cnt' d_stdio_stream_array='$d_stdio_stream_array' d_stdiobase='$d_stdiobase' d_stdstdio='$d_stdstdio' d_strchr='$d_strchr' d_strcoll='$d_strcoll' d_strctcpy='$d_strctcpy' d_strerrm='$d_strerrm' d_strerror='$d_strerror' d_strerror_r='$d_strerror_r' d_strftime='$d_strftime' d_strtod='$d_strtod' d_strtol='$d_strtol' d_strtold='$d_strtold' d_strtoll='$d_strtoll' d_strtoq='$d_strtoq' d_strtoul='$d_strtoul' d_strtoull='$d_strtoull' d_strtouq='$d_strtouq' d_strxfrm='$d_strxfrm' d_suidsafe='$d_suidsafe' d_symlink='$d_symlink' d_syscall='$d_syscall' d_syscallproto='$d_syscallproto' d_sysconf='$d_sysconf' d_sysernlst='$d_sysernlst' d_syserrlst='$d_syserrlst' d_system='$d_system' d_tcgetpgrp='$d_tcgetpgrp' d_tcsetpgrp='$d_tcsetpgrp' d_telldir='$d_telldir' d_telldirproto='$d_telldirproto' d_time='$d_time' d_times='$d_times' d_tm_tm_gmtoff='$d_tm_tm_gmtoff' d_tm_tm_zone='$d_tm_tm_zone' d_tmpnam_r='$d_tmpnam_r' d_truncate='$d_truncate' d_ttyname_r='$d_ttyname_r' d_tzname='$d_tzname' d_u32align='$d_u32align' d_ualarm='$d_ualarm' d_umask='$d_umask' d_uname='$d_uname' d_union_semun='$d_union_semun' d_unordered='$d_unordered' d_usleep='$d_usleep' d_usleepproto='$d_usleepproto' d_ustat='$d_ustat' d_vendorarch='$d_vendorarch' d_vendorbin='$d_vendorbin' d_vendorlib='$d_vendorlib' d_vfork='$d_vfork' d_void_closedir='$d_void_closedir' d_voidsig='$d_voidsig' d_voidtty='$d_voidtty' d_volatile='$d_volatile' d_vprintf='$d_vprintf' d_wait4='$d_wait4' d_waitpid='$d_waitpid' d_wcstombs='$d_wcstombs' d_wctomb='$d_wctomb' d_writev='$d_writev' d_xenix='$d_xenix' date='$date' db_hashtype='$db_hashtype' db_prefixtype='$db_prefixtype' db_version_major='$db_version_major' db_version_minor='$db_version_minor' db_version_patch='$db_version_patch' defvoidused='$defvoidused' direntrytype='$direntrytype' dlext='$dlext' dlsrc='$dlsrc' doublesize='$doublesize' drand01='$drand01' drand48_r_proto='$drand48_r_proto' dynamic_ext='$dynamic_ext' eagain='$eagain' ebcdic='$ebcdic' echo='$echo' egrep='$egrep' emacs='$emacs' endgrent_r_proto='$endgrent_r_proto' endhostent_r_proto='$endhostent_r_proto' endnetent_r_proto='$endnetent_r_proto' endprotoent_r_proto='$endprotoent_r_proto' endpwent_r_proto='$endpwent_r_proto' endservent_r_proto='$endservent_r_proto' eunicefix='$eunicefix' exe_ext='$exe_ext' expr='$expr' extensions='$extensions' extras='$extras' fflushNULL='$fflushNULL' fflushall='$fflushall' find='$find' firstmakefile='$firstmakefile' flex='$flex' fpossize='$fpossize' fpostype='$fpostype' freetype='$freetype' from='$from' full_ar='$full_ar' full_csh='$full_csh' full_sed='$full_sed' gccosandvers='$gccosandvers' gccversion='$gccversion' getgrent_r_proto='$getgrent_r_proto' getgrgid_r_proto='$getgrgid_r_proto' getgrnam_r_proto='$getgrnam_r_proto' gethostbyaddr_r_proto='$gethostbyaddr_r_proto' gethostbyname_r_proto='$gethostbyname_r_proto' gethostent_r_proto='$gethostent_r_proto' getlogin_r_proto='$getlogin_r_proto' getnetbyaddr_r_proto='$getnetbyaddr_r_proto' getnetbyname_r_proto='$getnetbyname_r_proto' getnetent_r_proto='$getnetent_r_proto' getprotobyname_r_proto='$getprotobyname_r_proto' getprotobynumber_r_proto='$getprotobynumber_r_proto' getprotoent_r_proto='$getprotoent_r_proto' getpwent_r_proto='$getpwent_r_proto' getpwnam_r_proto='$getpwnam_r_proto' getpwuid_r_proto='$getpwuid_r_proto' getservbyname_r_proto='$getservbyname_r_proto' getservbyport_r_proto='$getservbyport_r_proto' getservent_r_proto='$getservent_r_proto' getspnam_r_proto='$getspnam_r_proto' gidformat='$gidformat' gidsign='$gidsign' gidsize='$gidsize' gidtype='$gidtype' glibpth='$glibpth' gmake='$gmake' gmtime_r_proto='$gmtime_r_proto' grep='$grep' groupcat='$groupcat' groupstype='$groupstype' gzip='$gzip' h_fcntl='$h_fcntl' h_sysfile='$h_sysfile' hint='$hint' hostcat='$hostcat' i16size='$i16size' i16type='$i16type' i32size='$i32size' i32type='$i32type' i64size='$i64size' i64type='$i64type' i8size='$i8size' i8type='$i8type' i_arpainet='$i_arpainet' i_bsdioctl='$i_bsdioctl' i_crypt='$i_crypt' i_db='$i_db' i_dbm='$i_dbm' i_dirent='$i_dirent' i_dld='$i_dld' i_dlfcn='$i_dlfcn' i_fcntl='$i_fcntl' i_float='$i_float' i_fp='$i_fp' i_fp_class='$i_fp_class' i_gdbm='$i_gdbm' i_grp='$i_grp' i_ieeefp='$i_ieeefp' i_inttypes='$i_inttypes' i_langinfo='$i_langinfo' i_libutil='$i_libutil' i_limits='$i_limits' i_locale='$i_locale' i_machcthr='$i_machcthr' i_malloc='$i_malloc' i_math='$i_math' i_memory='$i_memory' i_mntent='$i_mntent' i_ndbm='$i_ndbm' i_netdb='$i_netdb' i_neterrno='$i_neterrno' i_netinettcp='$i_netinettcp' i_niin='$i_niin' i_poll='$i_poll' i_prot='$i_prot' i_pthread='$i_pthread' i_pwd='$i_pwd' i_rpcsvcdbm='$i_rpcsvcdbm' i_sfio='$i_sfio' i_sgtty='$i_sgtty' i_shadow='$i_shadow' i_socks='$i_socks' i_stdarg='$i_stdarg' i_stddef='$i_stddef' i_stdlib='$i_stdlib' i_string='$i_string' i_sunmath='$i_sunmath' i_sysaccess='$i_sysaccess' i_sysdir='$i_sysdir' i_sysfile='$i_sysfile' i_sysfilio='$i_sysfilio' i_sysin='$i_sysin' i_sysioctl='$i_sysioctl' i_syslog='$i_syslog' i_sysmman='$i_sysmman' i_sysmode='$i_sysmode' i_sysmount='$i_sysmount' i_sysndir='$i_sysndir' i_sysparam='$i_sysparam' i_sysresrc='$i_sysresrc' i_syssecrt='$i_syssecrt' i_sysselct='$i_sysselct' i_syssockio='$i_syssockio' i_sysstat='$i_sysstat' i_sysstatfs='$i_sysstatfs' i_sysstatvfs='$i_sysstatvfs' i_systime='$i_systime' i_systimek='$i_systimek' i_systimes='$i_systimes' i_systypes='$i_systypes' i_sysuio='$i_sysuio' i_sysun='$i_sysun' i_sysutsname='$i_sysutsname' i_sysvfs='$i_sysvfs' i_syswait='$i_syswait' i_termio='$i_termio' i_termios='$i_termios' i_time='$i_time' i_unistd='$i_unistd' i_ustat='$i_ustat' i_utime='$i_utime' i_values='$i_values' i_varargs='$i_varargs' i_varhdr='$i_varhdr' i_vfork='$i_vfork' ignore_versioned_solibs='$ignore_versioned_solibs' inc_version_list='$inc_version_list' inc_version_list_init='$inc_version_list_init' incpath='$incpath' inews='$inews' installarchlib='$installarchlib' installbin='$installbin' installman1dir='$installman1dir' installman3dir='$installman3dir' installprefix='$installprefix' installprefixexp='$installprefixexp' installprivlib='$installprivlib' installscript='$installscript' installsitearch='$installsitearch' installsitebin='$installsitebin' installsitelib='$installsitelib' installstyle='$installstyle' installusrbinperl='$installusrbinperl' installvendorarch='$installvendorarch' installvendorbin='$installvendorbin' installvendorlib='$installvendorlib' intsize='$intsize' issymlink='$issymlink' ivdformat='$ivdformat' ivsize='$ivsize' ivtype='$ivtype' known_extensions='$known_extensions' ksh='$ksh' ld='$ld' lddlflags='$lddlflags' ldflags='$ldflags' ldflags_uselargefiles='$ldflags_uselargefiles' ldlibpthname='$ldlibpthname' less='$less' lib_ext='$lib_ext' libc='$libc' libperl='$libperl' libpth='$libpth' libs='$libs' libsdirs='$libsdirs' libsfiles='$libsfiles' libsfound='$libsfound' libspath='$libspath' libswanted='$libswanted' libswanted_uselargefiles='$libswanted_uselargefiles' line='$line' lint='$lint' lkflags='$lkflags' ln='$ln' lns='$lns' localtime_r_proto='$localtime_r_proto' locincpth='$locincpth' loclibpth='$loclibpth' longdblsize='$longdblsize' longlongsize='$longlongsize' longsize='$longsize' lp='$lp' lpr='$lpr' ls='$ls' lseeksize='$lseeksize' lseektype='$lseektype' mail='$mail' mailx='$mailx' make='$make' make_set_make='$make_set_make' mallocobj='$mallocobj' mallocsrc='$mallocsrc' malloctype='$malloctype' man1dir='$man1dir' man1direxp='$man1direxp' man1ext='$man1ext' man3dir='$man3dir' man3direxp='$man3direxp' man3ext='$man3ext' mips_type='$mips_type' mkdir='$mkdir' mmaptype='$mmaptype' modetype='$modetype' more='$more' multiarch='$multiarch' mv='$mv' myarchname='$myarchname' mydomain='$mydomain' myhostname='$myhostname' myuname='$myuname' n='$n' need_va_copy='$need_va_copy' netdb_hlen_type='$netdb_hlen_type' netdb_host_type='$netdb_host_type' netdb_name_type='$netdb_name_type' netdb_net_type='$netdb_net_type' nm='$nm' nm_opt='$nm_opt' nm_so_opt='$nm_so_opt' nonxs_ext='$nonxs_ext' nroff='$nroff' nvEUformat='$nvEUformat' nvFUformat='$nvFUformat' nvGUformat='$nvGUformat' nveformat='$nveformat' nvfformat='$nvfformat' nvgformat='$nvgformat' nvsize='$nvsize' nvtype='$nvtype' o_nonblock='$o_nonblock' obj_ext='$obj_ext' old_pthread_create_joinable='$old_pthread_create_joinable' optimize='$optimize' orderlib='$orderlib' osname='$osname' osvers='$osvers' otherlibdirs='$otherlibdirs' package='$package' pager='$pager' passcat='$passcat' patchlevel='$patchlevel' path_sep='$path_sep' perl5='$perl5' perl='$perl' perl_patchlevel='$perl_patchlevel' perladmin='$perladmin' perllibs='$perllibs' perlpath='$perlpath' pg='$pg' phostname='$phostname' pidtype='$pidtype' plibpth='$plibpth' pm_apiversion='$pm_apiversion' pmake='$pmake' pr='$pr' prefix='$prefix' prefixexp='$prefixexp' privlib='$privlib' privlibexp='$privlibexp' procselfexe='$procselfexe' prototype='$prototype' ptrsize='$ptrsize' quadkind='$quadkind' quadtype='$quadtype' randbits='$randbits' randfunc='$randfunc' random_r_proto='$random_r_proto' randseedtype='$randseedtype' ranlib='$ranlib' rd_nodata='$rd_nodata' readdir64_r_proto='$readdir64_r_proto' readdir_r_proto='$readdir_r_proto' revision='$revision' rm='$rm' rmail='$rmail' run='$run' runnm='$runnm' sPRIEUldbl='$sPRIEUldbl' sPRIFUldbl='$sPRIFUldbl' sPRIGUldbl='$sPRIGUldbl' sPRIXU64='$sPRIXU64' sPRId64='$sPRId64' sPRIeldbl='$sPRIeldbl' sPRIfldbl='$sPRIfldbl' sPRIgldbl='$sPRIgldbl' sPRIi64='$sPRIi64' sPRIo64='$sPRIo64' sPRIu64='$sPRIu64' sPRIx64='$sPRIx64' sSCNfldbl='$sSCNfldbl' sched_yield='$sched_yield' scriptdir='$scriptdir' scriptdirexp='$scriptdirexp' sed='$sed' seedfunc='$seedfunc' selectminbits='$selectminbits' selecttype='$selecttype' sendmail='$sendmail' setgrent_r_proto='$setgrent_r_proto' sethostent_r_proto='$sethostent_r_proto' setlocale_r_proto='$setlocale_r_proto' setnetent_r_proto='$setnetent_r_proto' setprotoent_r_proto='$setprotoent_r_proto' setpwent_r_proto='$setpwent_r_proto' setservent_r_proto='$setservent_r_proto' sh='$sh' shar='$shar' sharpbang='$sharpbang' shmattype='$shmattype' shortsize='$shortsize' shrpenv='$shrpenv' shsharp='$shsharp' sig_count='$sig_count' sig_name='$sig_name' sig_name_init='$sig_name_init' sig_num='$sig_num' sig_num_init='$sig_num_init' sig_size='$sig_size' signal_t='$signal_t' sitearch='$sitearch' sitearchexp='$sitearchexp' sitebin='$sitebin' sitebinexp='$sitebinexp' sitelib='$sitelib' sitelib_stem='$sitelib_stem' sitelibexp='$sitelibexp' siteprefix='$siteprefix' siteprefixexp='$siteprefixexp' sizesize='$sizesize' sizetype='$sizetype' sleep='$sleep' smail='$smail' so='$so' sockethdr='$sockethdr' socketlib='$socketlib' socksizetype='$socksizetype' sort='$sort' spackage='$spackage' spitshell='$spitshell' srand48_r_proto='$srand48_r_proto' srandom_r_proto='$srandom_r_proto' src='$src' ssizetype='$ssizetype' startperl='$startperl' startsh='$startsh' static_ext='$static_ext' stdchar='$stdchar' stdio_base='$stdio_base' stdio_bufsiz='$stdio_bufsiz' stdio_cnt='$stdio_cnt' stdio_filbuf='$stdio_filbuf' stdio_ptr='$stdio_ptr' stdio_stream_array='$stdio_stream_array' strerror_r_proto='$strerror_r_proto' strings='$strings' submit='$submit' subversion='$subversion' sysman='$sysman' tail='$tail' tar='$tar' targetarch='$targetarch' tbl='$tbl' tee='$tee' test='$test' timeincl='$timeincl' timetype='$timetype' tmpnam_r_proto='$tmpnam_r_proto' to='$to' touch='$touch' tr='$tr' trnl='$trnl' troff='$troff' ttyname_r_proto='$ttyname_r_proto' u16size='$u16size' u16type='$u16type' u32size='$u32size' u32type='$u32type' u64size='$u64size' u64type='$u64type' u8size='$u8size' u8type='$u8type' uidformat='$uidformat' uidsign='$uidsign' uidsize='$uidsize' uidtype='$uidtype' uname='$uname' uniq='$uniq' uquadtype='$uquadtype' use5005threads='$use5005threads' use64bitall='$use64bitall' use64bitint='$use64bitint' usecrosscompile='$usecrosscompile' usedl='$usedl' useithreads='$useithreads' uselargefiles='$uselargefiles' uselongdouble='$uselongdouble' usemorebits='$usemorebits' usemultiplicity='$usemultiplicity' usemymalloc='$usemymalloc' usenm='$usenm' useopcode='$useopcode' useperlio='$useperlio' useposix='$useposix' usereentrant='$usereentrant' usesfio='$usesfio' useshrplib='$useshrplib' usesocks='$usesocks' usethreads='$usethreads' usevendorprefix='$usevendorprefix' usevfork='$usevfork' usrinc='$usrinc' uuname='$uuname' uvXUformat='$uvXUformat' uvoformat='$uvoformat' uvsize='$uvsize' uvtype='$uvtype' uvuformat='$uvuformat' uvxformat='$uvxformat' vendorarch='$vendorarch' vendorarchexp='$vendorarchexp' vendorbin='$vendorbin' vendorbinexp='$vendorbinexp' vendorlib='$vendorlib' vendorlib_stem='$vendorlib_stem' vendorlibexp='$vendorlibexp' vendorprefix='$vendorprefix' vendorprefixexp='$vendorprefixexp' version='$version' version_patchlevel_string='$version_patchlevel_string' versiononly='$versiononly' vi='$vi' voidflags='$voidflags' xlibpth='$xlibpth' xs_apiversion='$xs_apiversion' yacc='$yacc' yaccflags='$yaccflags' zcat='$zcat' zip='$zip' EOT : Add in command line options if available $test -f UU/cmdline.opt && $cat UU/cmdline.opt >> config.sh : add special variables $test -f $src/patchlevel.h && \ awk '/^#define[ ]+PERL_/ {printf "%s=%s\n",$2,$3}' $src/patchlevel.h >>config.sh echo "PERL_PATCHLEVEL=$perl_patchlevel" >>config.sh echo "PERL_CONFIG_SH=true" >>config.sh : propagate old symbols if $test -f UU/config.sh; then UU/oldconfig.sh sed -n 's/^\([a-zA-Z_0-9]*\)=.*/\1/p' config.sh config.sh UU/oldconfig.sh |\ $sort | $uniq -u >UU/oldsyms set X `cat UU/oldsyms` shift case $# in 0) ;; *) cat <>config.sh for sym in `cat UU/oldsyms`; do echo " Propagating $hint variable "'$'"$sym..." eval 'tmp="$'"${sym}"'"' echo "$tmp" | \ sed -e "s/'/'\"'\"'/g" -e "s/^/$sym='/" -e "s/$/'/" >>config.sh done ;; esac fi : Finish up by extracting the .SH files case "$alldone" in exit) $rm -rf UU echo "Extraction done." exit 0 ;; cont) ;; '') dflt='' nostick=true $cat <&4 -c "$ans";; esac ;; esac : if this fails, just run all the .SH files by hand . ./config.sh echo " " exec 1>&4 pwd=`pwd` . ./UU/extract cd "$pwd" if $contains '^depend:' [Mm]akefile >/dev/null 2>&1; then dflt=y case "$silent" in true) ;; *) $cat < makedepend.out &" It can take a while, so you might not want to run it right now. EOM ;; esac rp="Run $make depend now?" . UU/myread case "$ans" in y*) $make depend && echo "Now you must run '$make'." ;; *) echo "You must run '$make depend' then '$make'." ;; esac elif test -f [Mm]akefile; then echo " " echo "Now you must run a $make." else echo "Configure done." fi if $test -f Policy.sh; then $cat <&4 $rm -f config.msg fi $rm -f kit*isdone ark*isdone $rm -rf UU : End of Configure