X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=Configure;h=cd5e7d493f504bc9ad1df2eca36b88af659d2bd1;hb=62703e7218aceb3f5d30f70a2307dd02e5eb8c63;hp=6ba787fe0f66d1259d982474d78b969f2b7e9ac8;hpb=c18e646aa79847e57bc522a44f29488705494669;p=p5sagit%2Fp5-mst-13.2.git diff --git a/Configure b/Configure index 6ba787f..cd5e7d4 100755 --- a/Configure +++ b/Configure @@ -20,7 +20,7 @@ # $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $ # -# Generated on Sat Mar 16 21:39:24 EET 2002 [metaconfig 3.0 PL70] +# Generated on Mon Apr 11 12:33:25 CEST 2005 [metaconfig 3.0 PL70] # (with additional metaconfig patches by perlbug@perl.org) cat >c1$$ <&4 <&1 >/dev/null ; then if test -n "$OS2_SHELL"; then p_=\; PATH=`cmd /c "echo %PATH%" | tr '\\\\' / ` OS2_SHELL=`cmd /c "echo %OS2_SHELL%" | tr '\\\\' / | tr '[A-Z]' '[a-z]'` + is_os2=yes elif test -n "$DJGPP"; then case "X${MACHTYPE:-nonesuchmach}" in *cygwin) ;; @@ -78,7 +91,7 @@ paths="$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="$paths /bsd4.3/usr/bin /usr/bsd /bsd43/bin /opt/ansic/bin /usr/ccs/bin" paths="$paths /etc /usr/lib /usr/ucblib /lib /usr/ccs/lib" paths="$paths /sbin /usr/sbin /usr/libexec" paths="$paths /system/gnu_library/bin" @@ -165,7 +178,6 @@ esac test -d UU || mkdir UU cd UU && rm -f ./* - ccname='' ccversion='' ccsymbols='' @@ -176,6 +188,7 @@ run='' targetarch='' to='' usecrosscompile='' +mistrustnm='' perllibs='' dynamic_ext='' extensions='' @@ -301,8 +314,6 @@ baserev='' bin='' binexp='' installbin='' -bincompat5005='' -d_bincompat5005='' byteorder='' cc='' ccflags='' @@ -324,6 +335,7 @@ cppstdin='' d__fwalk='' d_access='' d_accessx='' +d_aintl='' d_alarm='' asctime_r_proto='' d_asctime_r='' @@ -342,6 +354,7 @@ d_closedir='' d_void_closedir='' d_cmsghdr_s='' d_const='' +d_copysignl='' cryptlib='' d_crypt='' crypt_r_proto='' @@ -385,6 +398,7 @@ endpwent_r_proto='' d_endsent='' d_endservent_r='' endservent_r_proto='' +d_faststdio='' d_fchdir='' d_fchmod='' d_fchown='' @@ -497,8 +511,10 @@ d_getsbyport='' d_gmtime_r='' gmtime_r_proto='' d_gnulibc='' +gnulibc_version='' d_hasmntopt='' d_htonl='' +d_ilogbl='' d_inetaton='' d_int64_t='' d_isascii='' @@ -509,6 +525,7 @@ d_isnanl='' d_killpg='' d_lchown='' d_ldbl_dig='' +d_libm_lib_version='' d_link='' d_localtime_r='' localtime_r_proto='' @@ -539,6 +556,7 @@ d_mmap='' mmaptype='' d_modfl='' d_modfl_pow32_bug='' +d_modflproto='' d_mprotect='' d_msg='' d_msgctl='' @@ -563,6 +581,7 @@ procselfexe='' d_old_pthread_create_joinable='' old_pthread_create_joinable='' d_pthread_atfork='' +d_pthread_attr_setscope='' d_pthread_yield='' d_sched_yield='' sched_yield='' @@ -586,6 +605,7 @@ d_safebcpy='' d_safemcpy='' d_sanemcmp='' d_sbrkproto='' +d_scalbnl='' d_select='' d_sem='' d_semctl='' @@ -644,6 +664,7 @@ d_shmget='' d_sigaction='' d_sigprocmask='' d_sigsetjmp='' +usesitecustomize='' d_sockatmark='' d_sockatmarkproto='' d_msg_ctrunc='' @@ -693,6 +714,8 @@ d_syserrlst='' d_strerror_r='' strerror_r_proto='' d_strftime='' +d_strlcat='' +d_strlcpy='' d_strtod='' d_strtol='' d_strtold='' @@ -755,6 +778,7 @@ fflushNULL='' fflushall='' fpossize='' fpostype='' +gccansipedantic='' gccosandvers='' gccversion='' gidformat='' @@ -764,6 +788,12 @@ gidtype='' groupstype='' h_fcntl='' h_sysfile='' +html1dir='' +html1direxp='' +installhtml1dir='' +html3dir='' +html3direxp='' +installhtml3dir='' i_arpainet='' i_crypt='' db_hashtype='' @@ -916,6 +946,7 @@ freetype='' mallocobj='' mallocsrc='' malloctype='' +usemallocwrap='' usemymalloc='' installman1dir='' man1dir='' @@ -965,7 +996,6 @@ perl5='' perladmin='' perlpath='' d_nv_preserves_uv='' -d_nv_preserves_uv_bits='' i16size='' i16type='' i32size='' @@ -976,6 +1006,7 @@ i8size='' i8type='' ivsize='' ivtype='' +nv_preserves_uv_bits='' nvsize='' nvtype='' u16size='' @@ -1046,12 +1077,27 @@ sitearchexp='' installsitebin='' sitebin='' sitebinexp='' +installsitehtml1dir='' +sitehtml1dir='' +sitehtml1direxp='' +installsitehtml3dir='' +sitehtml3dir='' +sitehtml3direxp='' installsitelib='' sitelib='' sitelib_stem='' sitelibexp='' +installsiteman1dir='' +siteman1dir='' +siteman1direxp='' +installsiteman3dir='' +siteman3dir='' +siteman3direxp='' siteprefix='' siteprefixexp='' +installsitescript='' +sitescript='' +sitescriptexp='' sizesize='' sizetype='' so='' @@ -1075,6 +1121,7 @@ uidtype='' archname64='' use64bitall='' use64bitint='' +usefaststdio='' ccflags_uselargefiles='' ldflags_uselargefiles='' libswanted_uselargefiles='' @@ -1087,6 +1134,7 @@ nm_so_opt='' runnm='' usenm='' useperlio='' +userelocatableinc='' usesocks='' d_oldpthreads='' use5005threads='' @@ -1104,19 +1152,33 @@ d_vendorbin='' installvendorbin='' vendorbin='' vendorbinexp='' +installvendorhtml1dir='' +vendorhtml1dir='' +vendorhtml1direxp='' +installvendorhtml3dir='' +vendorhtml3dir='' +vendorhtml3direxp='' d_vendorlib='' installvendorlib='' vendorlib='' vendorlib_stem='' vendorlibexp='' +installvendorman1dir='' +vendorman1dir='' +vendorman1direxp='' +installvendorman3dir='' +vendorman3dir='' +vendorman3direxp='' usevendorprefix='' vendorprefix='' vendorprefixexp='' +d_vendorscript='' +installvendorscript='' +vendorscript='' +vendorscriptexp='' versiononly='' defvoidused='' voidflags='' -pm_apiversion='' -xs_apiversion='' yacc='' yaccflags='' CONFIG='' @@ -1145,7 +1207,7 @@ elif test -f "/system/gnu_library/bin/ar.pm"; then elif test -n "$DJGPP"; then : DOS DJGPP _exe=".exe" -elif test -d c:/. ; then +elif test -d c:/. -o -n "$is_os2" ; then : OS/2 or cygwin _exe=".exe" fi @@ -1193,6 +1255,9 @@ plibpth='' libswanted='' : some systems want to use only the non-versioned libso:s ignore_versioned_solibs='' +siteman1dir='' +siteman3dir='' +sitescript='' archname64='' ccflags_uselargefiles='' ldflags_uselargefiles='' @@ -1205,11 +1270,9 @@ usereentrant='undef' defvoidused=15 : List of libraries we want. -: If anyone needs -lnet, put it in a hint file. -libswanted='sfio socket bind inet nsl nm ndbm gdbm dbm db malloc dl' -libswanted="$libswanted dld ld sun m c cposix posix" -libswanted="$libswanted ndir dir crypt sec" -libswanted="$libswanted ucb bsd BSD PW x util" +: If anyone needs extra -lxxx, put those in a hint file. +libswanted="sfio socket bind inet nsl nm ndbm gdbm dbm db malloc dl dld ld sun" +libswanted="$libswanted m crypt sec util c cposix posix ucb bsd BSD" : We probably want to search /usr/shlib before most other libraries. : This is only used by the lib/ExtUtils/MakeMaker.pm routine extliblist. glibpth=`echo " $glibpth " | sed -e 's! /usr/shlib ! !'` @@ -1486,23 +1549,23 @@ while test $# -gt 0; do zzz='' uuu=undef case "$yyy" in - *=*) zzz=`echo $yyy|sed 's!=.*!!'` + *=*) zzz=`echo "$yyy"|sed 's!=.*!!'` case "$zzz" in *:*) zzz='' ;; *) xxx=append - zzz=" "`echo $yyy|sed 's!^[^=]*=!!'` - yyy=`echo $yyy|sed 's!=.*!!'` ;; + zzz=" "`echo "$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 $yyy|sed 's!^[^:]*:!!'` ;; + *:*) xxx=`echo "$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 "$yyy"|sed 's!^[^:]*:!!'` ;; esac ;; esac @@ -1860,6 +1923,11 @@ if test X"$trnl" = X; then esac fi if test X"$trnl" = X; then + case "`echo foo|tr '\r\n' xy 2>/dev/null`" in + fooxy) trnl='\n\r' ;; + esac +fi +if test X"$trnl" = X; then cat <&2 $me: Fatal Error: cannot figure out how to translate newlines with 'tr'. @@ -2148,9 +2216,10 @@ for dir in \$*; do elif test -f \$dir/\$thing.exe; then if test -n "$DJGPP"; then echo \$dir/\$thing.exe - else + elif test "$eunicefix" != ":"; then : on Eunice apparently echo \$dir/\$thing + exit 0 fi exit 0 fi @@ -2387,7 +2456,16 @@ EOM fi fi case "$ans" in - [yY]*) cc=gcc; ccname=gcc; ccflags=''; despair=no ;; + [yY]*) cc=gcc; ccname=gcc; ccflags=''; despair=no; + if $test -f usethreads.cbu; then + $cat >&4 </dev/null`" in - ij) up='[A-Z]' - low='[a-z]' +*) # There is a discontinuity in EBCDIC between 'R' and 'S' + # (0xd9 and 0xe2), therefore that is a nice testing point. + if test "X$up" = X -o "X$low" = X; then + case "`echo RS | $tr '[R-S]' '[r-s]' 2>/dev/null`" in + rs) up='[A-Z]' + low='[a-z]' ;; esac - fi + fi if test "X$up" = X -o "X$low" = X; then - case "`echo IJ | $tr I-J i-j 2>/dev/null`" in - ij) up='A-Z' + case "`echo RS | $tr R-S r-s 2>/dev/null`" in + rs) up='A-Z' low='a-z' ;; esac - fi + fi if test "X$up" = X -o "X$low" = X; then - case "`echo IJ | od -x 2>/dev/null`" in - *C9D1*|*c9d1*) + case "`echo RS | od -x 2>/dev/null`" in + *D9E2*|*d9e2*) echo "Hey, this might be EBCDIC." >&4 if test "X$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]' + case "`echo RS | $tr '[A-IJ-RS-Z]' '[a-ij-rs-z]' 2>/dev/null`" in + rs) up='[A-IJ-RS-Z]' + low='[a-ij-rs-z]' ;; esac fi if test "X$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' + case "`echo RS | $tr A-IJ-RS-Z a-ij-rs-z 2>/dev/null`" in + rs) up='A-IJ-RS-Z' + low='a-ij-rs-z' ;; esac fi @@ -2840,8 +2918,8 @@ ABYZ) esac fi esac -case "`echo IJ | $tr \"$up\" \"$low\" 2>/dev/null`" in -ij) +case "`echo RS | $tr \"$up\" \"$low\" 2>/dev/null`" in +rs) echo "Using $up and $low to convert case." >&4 ;; *) @@ -3007,7 +3085,9 @@ EOM aix) osname=aix tmp=`( (oslevel) 2>/dev/null || echo "not found") 2>&1` case "$tmp" in - 'not found') osvers="$4"."$3" ;; + # oslevel can fail with: + # oslevel: Unable to acquire lock. + *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 ;; @@ -3029,7 +3109,7 @@ EOM domainos) osname=apollo osvers="$3" ;; - dgux) osname=dgux + dgux) osname=dgux osvers="$3" ;; dynixptx*) osname=dynixptx @@ -3037,23 +3117,25 @@ EOM ;; freebsd) osname=freebsd osvers="$3" ;; - genix) osname=genix ;; - hp*) osname=hpux + genix) osname=genix ;; + gnu) osname=gnu + osvers="$3" ;; + hp*) osname=hpux osvers=`echo "$3" | $sed 's,.*\.\([0-9]*\.[0-9]*\),\1,'` ;; - irix*) osname=irix + irix*) osname=irix case "$3" in 4*) osvers=4 ;; 5*) osvers=5 ;; *) osvers="$3" ;; esac ;; - linux) osname=linux + linux) osname=linux case "$3" in *) osvers="$3" ;; esac ;; - MiNT) osname=mint + MiNT) osname=mint ;; netbsd*) osname=netbsd osvers="$3" @@ -3066,6 +3148,12 @@ EOM ;; next*) osname=next ;; nonstop-ux) osname=nonstopux ;; + openbsd) osname=openbsd + osvers="$3" + ;; + os2) osname=os2 + osvers="$4" + ;; POSIX-BC | posix-bc ) osname=posix-bc osvers="$3" ;; @@ -3104,7 +3192,7 @@ EOM osf1|mls+) case "$5" in alpha) osname=dec_osf - osvers=`sizer -v | awk '{print $3}' | tr '[A-Z]' '[a-z]' | sed 's/^[xvt]//'` + osvers=`sizer -v | awk -FUNIX '{print $2}' | awk '{print $1}' | tr '[A-Z]' '[a-z]' | sed 's/^[xvt]//'` case "$osvers" in [1-9].[0-9]*) ;; *) osvers=`echo "$3" | sed 's/^[xvt]//'` ;; @@ -3114,7 +3202,8 @@ EOM mips) osname=mips_osf1 ;; esac ;; - unixware) osname=svr5 + # UnixWare 7.1.2 is known as Open UNIX 8 + openunix|unixware) osname=svr5 osvers="$4" ;; uts) osname=uts @@ -3184,7 +3273,7 @@ EOM osname=news_os fi $rm -f UU/kernel.what - elif test -d c:/.; then + elif test -d c:/. -o -n "$is_os2" ; then set X $myuname osname=os2 osvers="$5" @@ -3377,12 +3466,15 @@ esac : 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` + cf_by=`(logname) 2>/dev/null` case "$cf_by" in - "") cf_by=unknown ;; + "") + cf_by=`(whoami) 2>/dev/null` + case "$cf_by" in + "") cf_by=unknown ;; + esac ;; esac ;; esac @@ -3410,20 +3502,100 @@ $undef$define) . ./whoa; eval "$var=\$tu";; *) eval "$var=$val";; esac' +case "$usesocks" 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 <&4 <try.c + for incdir in $locincpth; do + warn=`$cc $ccflags -I$incdir -c try.c 2>&1 | \ + grep '^c[cp]p*[01]: warning: changing search order '` + if test "X$warn" != X; then + locincpth=`echo " $locincpth " | sed "s! $incdir ! !"` + fi + done + $rm -f try try.* +esac : decide how portable to be. Allow command line overrides. case "$d_portable" in @@ -3815,7 +4009,9 @@ esac case "$fn" in *\(*) - expr $fn : '.*(\(.*\)).*' | $tr ',' $trnl >getfile.ok + : getfile will accept an answer from the comma-separated list + : enclosed in parentheses even if it does not meet other criteria. + expr "$fn" : '.*(\(.*\)).*' | $tr ',' $trnl >getfile.ok fn=`echo $fn | sed 's/(.*)//'` ;; esac @@ -4333,31 +4529,50 @@ case "$firstmakefile" in '') firstmakefile='makefile';; esac -case "$usesocks" in +case "$ccflags" in +*-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;; +esac + +case "$uselongdouble" in $define|true|[yY]*) dflt='y';; *) dflt='n';; esac cat <&4 @@ -4500,6 +4715,7 @@ default|recommended) 2*) if test -d /etc/conf/kconfig.d && $contains _POSIX_VERSION $usrinc/sys/unistd.h >/dev/null 2>&1 then + # Interactive Systems (ISC) POSIX mode. dflt="$dflt -posix" fi ;; @@ -4513,7 +4729,7 @@ default|recommended) if $cc -O2 -fno-strict-aliasing -o gcctest gcctest.c; then echo "Yes, it does." 2>&1 case "$ccflags" in - *strict-aliasing*) + *strict-aliasing*) echo "Leaving current flags $ccflags alone." 2>&1 ;; *) dflt="$dflt -fno-strict-aliasing" ;; @@ -4523,6 +4739,26 @@ default|recommended) fi ;; esac + # For gcc, adding -pipe speeds up compilations for some, but apparently + # some assemblers can't read from stdin. (It also slows down compilations + # in other cases, but those are apparently rarer these days.) AD 5/2004. + case "$gccversion" in + ?*) echo " " + echo "Checking if your compiler accepts -pipe" 2>&1 + echo 'int main(void) { return 0; }' > gcctest.c + if $cc -O2 -pipe -o gcctest gcctest.c; then + echo "Yes, it does." 2>&1 + case "$ccflags" in + *-pipe*) + echo "Leaving current flags $ccflags alone." 2>&1 + ;; + *) dflt="$dflt -pipe" ;; + esac + else + echo "Nope, it doesn't, but that's ok." 2>&1 + fi + ;; + esac ;; esac @@ -4534,8 +4770,8 @@ 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$thisincl ";; + *" -I$thisincl "*);; + *) dflt="$dflt -I$thisincl ";; esac fi fi @@ -4666,7 +4902,7 @@ esac for thislibdir in $libpth; do case " $loclibpth " in *" $thislibdir "*) - case "$dflt " in + case "$dflt " in *"-L$thislibdir "*) ;; *) dflt="$dflt -L$thislibdir" ;; esac @@ -4705,7 +4941,7 @@ echo " " echo "Checking your choice of C compiler and flags for coherency..." >&4 $cat > try.c <<'EOF' #include -int main() { printf("Ok\n"); exit(0); } +int main() { printf("Ok\n"); return(0); } EOF set X $cc -o try $optimize $ccflags $ldflags try.c $libs shift @@ -4789,264 +5025,46 @@ mc_file=$1; shift; $cc -o ${mc_file} $optimize $ccflags $ldflags $* ${mc_file}.c $libs;' -: check for lengths of integral types +: determine filename position in cpp output echo " " -case "$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 - $cat >&4 <&4 +case "$osname" in +vos) testaccess=-e ;; +*) testaccess=-r ;; esac -$rm -f try try.* - -: check for void type -echo " " -echo "Checking to see how well your C compiler groks the void type..." >&4 -case "$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 $pos field of the line." +echo '#include ' > foo.c +$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 > +os2) cppfilter="sed -e 's|\\\\\\\\|/|g' |" ;; # path component separator is \ *) cppfilter='' ;; esac : locate header file @@ -5117,51 +5135,153 @@ do set $yyy; var=$2; eval "was=\$$2"; 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 +: see if stdlib is available +set stdlib.h i_stdlib +eval $inhdr -: check for int64_t +: check for lengths of integral types echo " " -echo "Checking to see if you have int64_t..." >&4 -$cat >try.c < -#$i_inttypes I_INTTYPES -#ifdef I_INTTYPES -#include +case "$intsize" in +'') + echo "Checking to see how big your integers are..." >&4 + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include #endif -int main() { int64_t x = 7; } +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 $compile; then - val="$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 - + 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 +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 + +: 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 $setvar + echo " " echo "Checking which 64-bit integer type we could use..." >&4 @@ -5359,40 +5479,15 @@ EOM ;; esac -case "$use64bitall" in -"$define"|true|[yY]*) - case "$ptrsize" in - 4) 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 +if $test -f use64bitint.cbu; then + echo "Your platform has some specific hints regarding 64-bit integers, using them..." + . ./use64bitint.cbu +fi +case "$use64bitint" in +"$define"|true|[yY]*) case "$longsize" in 4) case "$archname64" in '') archname64=64int ;; @@ -5402,15 +5497,15 @@ case "$use64bitint" in ;; 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 +if $test -f use64bitall.cbu; then + echo "Your platform has some specific hints regarding 64-bit builds, using them..." + . ./use64bitall.cbu +fi +case "$use64bitall" in +"$define"|true|[yY]*) case "$longsize" in 4) case "$archname64" in ''|64int) archname64=64all ;; @@ -5420,1973 +5515,1963 @@ case "$use64bitall" in ;; esac +case "$d_quad:$use64bitint" in +$undef:$define) + cat >&4 <&4 -cat >try.c <&4 + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { -#ifdef __GLIBC__ + printf("%d\n", (int)sizeof(double)); exit(0); -#else - exit(1); -#endif } -EOM +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_ok && $run ./try; then +if eval $compile; then val="$define" - echo "You are using the GNU C Library" + echo "You have long double." else val="$undef" - echo "You are not using the GNU C Library" + echo "You do not have long double." fi -$rm -f try try.* -set d_gnulibc +$rm try.* +set d_longdbl 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") +: 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 $longdblsize bytes long." + else + dflt='8' echo " " - echo "nm probably won't work on the GNU C Library." >&4 - dflt=n - ;; - esac - case "$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|$define) dflt=y;; - *) dflt=n;; - esac + echo "(I can't seem to compile the test program. Guessing...)" >&4 + rp="What is the size of a long double (in bytes)?" + . ./myread + longdblsize="$ans" + fi + if $test "X$doublesize" = "X$longdblsize"; then + echo "That isn't any different from an ordinary double." + echo "I'll keep your setting anyway, but you may see some" + echo "harmless compilation warnings." + fi ;; esac -$cat < 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 $myarchname.)" + archname='' + ;; esac - -runnm=$usenm -case "$reuseval" in -true) runnm=false;; +case "$targetarch" in +'') ;; +*) archname=`echo $targetarch|sed 's,^[^-]*-,,'` ;; esac - -: nm options which may be necessary -case "$nm_opt" in -'') if $test -f /mach_boot; then - nm_opt='' # Mach - elif $test -d /usr/ccs/lib; then - nm_opt='-p' # Solaris (and SunOS?) - elif $test -f /dgux; then - nm_opt='-p' # DG-UX - elif $test -f /lib64/rld; then - nm_opt='-p' # 64-bit Irix - else - nm_opt='' - fi;; +myarchname="$tarch" +case "$archname" in +'') dflt="$tarch";; +*) dflt="$archname";; esac - -: nm options which may be necessary for shared libraries but illegal -: for archive libraries. Thank you, Linux. -case "$nm_so_opt" in -'') case "$myuname" in - *linux*) - if $nm --help | $grep 'dynamic' > /dev/null 2>&1; then - nm_so_opt='--dynamic' - fi - ;; - esac +rp='What is your architecture name' +. ./myread +archname="$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 $archname." >&4 + ;; + esac ;; esac - -case "$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 $libpth` - esac +case "$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 $archname." >&4 + ;; + esac ;; esac -case "$libs" in -'') ;; -*) for thislib in $libs; do - case "$thislib" in - -lc|-lc_s) - : Handle C library specially below. +case "$use64bitint$use64bitall" in +*"$define"*) + case "$archname64" in + '') + echo "This architecture is naturally 64-bit, not changing architecture name." >&4 ;; - -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 $try" + *) + case "$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 $archname." >&4 + ;; + esac ;; - *) libnames="$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 +case "$useperlio" in +$define) + echo "Perlio selected." >&4 ;; *) - set blurfl + 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 -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 +if $test -f archname.cbu; then + echo "Your platform has some specific hints for architecture name, using them..." + . ./archname.cbu fi -if $test $xxx = apollo -o -r "$libc" || (test -h "$libc") >/dev/null 2>&1; then - dflt="$libc" - cat < libpath - cat >&4 <&4 +else + echo "AFS does not seem to be running..." >&4 fi -fn=f -rp='Where is your C library?' -. ./getfile -libc="$ans" -echo " " -echo $libc $libnames | $tr ' ' $trnl | $sort | $uniq > 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 +: determine installation prefix for where package is to be installed. +if $afs; then +$cat </dev/null;; - *) $nm $nm_opt $file 2>/dev/null;; - esac -done >libc.tmp +Since you are running AFS, I need to distinguish the directory in which +files will reside from the directory in which they are installed (and from +which they are presumably copied to the former directory by occult means). -$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 $xrun +EOM + case "$installprefix" in + '') dflt=`echo $prefix | sed 's#^/afs/#/afs/.#'`;; + *) dflt="$installprefix";; + esac 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. 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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]*[ ]*$/\1/p' /lib/syscalls.exp >>libc.list +$cat < 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;; + case "$3" in + "") eval "$1=";; + none) + eval "tp=\"\$$2\""; + case "$tp" in + ""|" ") eval "$1=\"\$$2\"";; + *) eval "$1=";; + esac;; + esac;; esac;; *) - case "$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 "$sym() NOT found." >&4;; + eval "tp=\"$oldprefix-\$$2-\""; eval "tp=\"$tp\""; + case "$tp" in + --|/*--|\~*--) eval "$1=\"$prefix/$3\"";; + /*-$oldprefix/*|\~*-$oldprefix/*) + eval "$1=\`echo \$$2 | sed \"s,^$oldprefix,$prefix,\"\`";; + *) eval "$1=\"\$$2\"";; esac;; esac' -: see if sqrtl exists -set sqrtl d_sqrtl -eval $inlibc - -: check for length of double +: get the patchlevel echo " " -case "$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" +echo "Getting the current patchlevel..." >&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 $perl_patchlevel" ;; esac -$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 $setvar +$echo "(You have $package $version_patchlevel_string.)" -: check for length of long double -case "${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$longdblsize"; then - echo "(That isn't any different from an ordinary double.)" - fi +case "$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, $3 }'` ;; esac -$rm -f try.* try +: 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 -echo " " +: 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 -if $test X"$d_longdbl" = X"$define"; then +: determine where private library files go +: Usual default is /usr/local/lib/perl5/$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 <&4 +There are some auxiliary files for $package that need to be put into a +private library directory that is accessible by everyone. -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 "$yyy" in - 123.456) - sPRIfldbl='"f"'; sPRIgldbl='"g"'; sPRIeldbl='"e"'; - sPRIFUldbl='"F"'; sPRIGUldbl='"G"'; sPRIEUldbl='"E"'; - echo "We will use %f." - ;; - esac - fi +EOM +fn=d~+ +rp='Pathname where the private library files will reside?' +. ./getfile +privlib="$ans" +privlibexp="$ansexp" +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installprivlib=`echo $privlibexp | sed "s#^$prefix#$installprefix#"` +else + installprivlib="$privlibexp" 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 "$yyy" in - 123.456) - sPRIfldbl='"Lf"'; sPRIgldbl='"Lg"'; sPRIeldbl='"Le"'; - sPRIFUldbl='"LF"'; sPRIGUldbl='"LG"'; sPRIEUldbl='"LE"'; - echo "We will use %Lf." - ;; - esac - fi -fi +: set the prefixup variable, to restore leading tilda escape +prefixup='case "$prefixexp" in +"$prefix") ;; +*) eval "$1=\`echo \$$1 | sed \"s,^$prefixexp,$prefix,\"\`";; +esac' -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 +: determine where public architecture dependent libraries go +set archlib archlib +eval $prefixit +: privlib default is /usr/local/lib/$package/$version +: archlib default is /usr/local/lib/$package/$version/$archname +: privlib may have an optional trailing /share. +tdflt=`echo $privlib | $sed 's,/share$,,'` +tdflt=$tdflt/$archname +case "$archlib" in +'') dflt=$tdflt + ;; +*) dflt="$archlib" + ;; +esac +$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 "$yyy" in - 123.456) - sPRIfldbl='"lf"'; sPRIgldbl='"lg"'; sPRIeldbl='"le"'; - sPRIFUldbl='"lF"'; sPRIGUldbl='"lG"'; sPRIEUldbl='"lE"'; - echo "We will use %lf." - ;; - esac - fi -fi +$spackage contains architecture-dependent library files. If you are +sharing libraries in a heterogeneous environment, you might store +these files in a separate location. Otherwise, you can just include +them with the rest of the public library files. -if $test X"$sPRIfldbl" = X; then - echo "Cannot figure out how to print long doubles." >&4 +EOM +fn=d+~ +rp='Where do you want to put the public architecture-dependent libraries?' +. ./getfile +archlib="$ans" +archlibexp="$ansexp" +if $test X"$archlib" = X"$privlib"; then + d_archlib="$undef" else - sSCNfldbl=$sPRIfldbl # expect consistency + d_archlib="$define" +fi +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installarchlib=`echo $archlibexp | sed "s#^$prefix#$installprefix#"` +else + installarchlib="$archlibexp" fi -$rm -f try try.* +: see if setuid scripts can be secure +$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 + $cat <try.c < -#include -int main() { - long double nv = 4294967303.15; - long double v, w; - v = modfl(nv, &w); -#ifdef __GLIBC__ - printf("glibc"); -#endif - printf(" %"$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 "$foo" in - glibc) echo >&4 "You should upgrade your glibc to at least 2.2.2 to get a fixed modfl()." - ;; + rp='Other username to test security of setuid scripts with?' + dflt='none' + . ./myread + case "$ans" in + n|none) + case "$d_suidsafe" in + '') echo "I'll assume setuid scripts are *not* secure." >&4 + dflt=n;; + "$undef") + echo "Well, the $hint value is *not* secure." >&4 + dflt=n;; + *) echo "Well, the $hint value *is* secure." >&4 + dflt=y;; esac ;; - *" 4294967303.150000 0.150000 4294967303.000000") - echo >&4 "Your modfl() seems okay for large values." - ;; - *) echo >&4 "I don't understand your modfl() at all." - d_modfl="$undef" + *) + $rm -f reflect flect + echo "#!$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 - $rm -f try.* try core core.try.* - else - echo "I cannot figure out whether your modfl() is okay, assuming it isn't." - d_modfl="$undef" + rp='Does your kernel have *secure* setuid scripts?' + . ./myread + case "$ans" in + [yY]*) val="$define";; + *) val="$undef";; + esac fi - case "$osname:$gccversion" in - aix:) ccflags="$saveccflags" ;; # restore - esac - ;; -esac - -case "$ccflags" in -*-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;; -esac +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 $setvar -case "$uselongdouble" in -$define|true|[yY]*) dflt='y';; -*) dflt='n';; -esac -cat <&4 + ;; +*) + $cat <try.c < +#include +int main () { return 0; } +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_malloc +eval $setvar -case "$uselongdouble" in -$define) -: Look for a hint-file generated 'call-back-unit'. If the -: user has specified that long doubles should be used, -: we may need to set or change some other defaults. - if $test -f uselongdouble.cbu; then - echo "Your platform has some specific hints for long doubles, using them..." - . ./uselongdouble.cbu +: check for void type +echo " " +echo "Checking to see how well your C compiler groks the void type..." >&4 +case "$voidflags" in +'') + $cat >try.c < +#endif +#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 - $cat <&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 -message=X -case "$uselongdouble:$d_sqrtl:$d_modfl" in -$define:$define:$define) - : You have both - ;; -$define:$define:$undef) - message="I could not find modfl" - ;; -$define:$undef:$define) - message="I could not find sqrtl" - ;; -$define:$undef:$undef) - message="I found neither sqrtl nor modfl" +: check for length of pointer +echo " " +case "$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 + $cat >>try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif +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 +$rm -f try.c try +case "$use64bitall" in +"$define"|true|[yY]*) + case "$ptrsize" in + 4) cat <&4 -if $test "$message" != X; then - $cat <&4 - -*** You requested the use of long doubles but you do not seem to have -*** the mathematic functions for long doubles. -*** ($message) -*** I'm disabling the use of long doubles. - +*** You have chosen a maximally 64-bit build, +*** but your pointers are only 4 bytes wide. +*** Please rerun Configure without -Duse64bitall. +EOM + case "$d_quad" in + define) + cat <&4 +*** Since you have quads, you could possibly try with -Duse64bitint. EOM + ;; + esac + cat <&4 +*** Cannot continue, aborting. - uselongdouble=$undef -fi +EOM -case "$useperlio" in -$define|true|[yY]*|'') dflt='y';; -*) dflt='n';; + exit 1 + ;; + esac + ;; 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?' +: determine whether to use malloc wrapping +echo " " +case "$usemallocwrap" in +[yY]*|true|$define) dflt='y' ;; +[nN]*|false|$undef) dflt='n' ;; +*) case "$usedevel" in + [yY]*|true|$define) dflt='y' ;; + *) dflt='n' ;; + esac + ;; +esac +rp="Do you wish to wrap malloc calls to protect against potential overflows?" . ./myread +usemallocwrap="$ans" case "$ans" in -y|Y) - val="$define" - ;; -*) - echo "Ok, doing things the stdio way." - val="$undef" - ;; +y*|true) + usemallocwrap="$define" ;; +*) + usemallocwrap="$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") ;; +rp="Do you wish to attempt to use the malloc that comes with $package?" +. ./myread +usemymalloc="$ans" +case "$ans" in +y*|true) + usemymalloc='y' + mallocsrc='malloc.c' + mallocobj="malloc$_o" + d_mymalloc="$define" + case "$libs" in + *-lmalloc*) + : Remove malloc from list of libraries to use + echo "Removing unneeded -lmalloc from library list" >&4 + set `echo X $libs | $sed -e 's/-lmalloc / /' -e 's/-lmalloc$//'` + shift + libs="$*" + echo "libs = $libs" >&4 + ;; + esac + ;; *) - echo "(Your architecture name used to be $myarchname.)" - archname='' + usemymalloc='n' + mallocsrc='' + mallocobj='' + d_mymalloc="$undef" ;; 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 $archname." >&4 - ;; - esac + +: compute the return types of malloc and free +echo " " +$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 -: determine root of directory hierarchy where package will be installed. -case "$prefix" in +case "$freetype" in '') - dflt=`./loc . /usr/local /usr/local /local /opt /usr` - ;; -*) - dflt="$prefix" + 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 <&4 + installsitelib="$sitelibexp" fi -: determine installation prefix for where package is to be installed. -if $afs; then +: determine where site specific architecture-dependent libraries go. +: sitelib default is /usr/local/lib/perl5/site_perl/$version +: sitearch default is /usr/local/lib/perl5/site_perl/$version/$archname +: sitelib may have an optional trailing /share. +case "$sitearch" in +'') dflt=`echo $sitelib | $sed 's,/share$,,'` + dflt="$dflt/$archname" + ;; +*) dflt="$sitearch" + ;; +esac +set sitearch sitearch none +eval $prefixit $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 $perl_patchlevel" ;; +EOM +rp='Do you want to configure vendor-specific add-on directories?' +case "$usevendorprefix" in +define|true|[yY]*) dflt=y ;; +*) : User may have set vendorprefix directly on Configure command line. + case "$vendorprefix" in + ''|' ') dflt=n ;; + *) dflt=y ;; + esac + ;; esac - -$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, $3 }'` +. ./myread +case "$ans" in +[yY]*) fn=d~+ + rp='Installation prefix to use for vendor-supplied add-ons?' + case "$vendorprefix" in + '') dflt='' ;; + *) dflt=$vendorprefix ;; + esac + . ./getfile + : XXX Prefixit unit does not yet support siteprefix and vendorprefix + oldvendorprefix='' + case "$vendorprefix" in + '') ;; + *) case "$ans" in + "$prefix") ;; + *) oldvendorprefix="$prefix";; + esac + ;; + esac + usevendorprefix="$define" + vendorprefix="$ans" + vendorprefixexp="$ansexp" ;; -*) - 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, $3 }'` +*) usevendorprefix="$undef" + vendorprefix='' + vendorprefixexp='' ;; 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' ;; +case "$vendorprefix" in +'') d_vendorlib="$undef" + vendorlib='' + vendorlibexp='' + ;; +*) d_vendorlib="$define" + : determine where vendor-supplied modules go. + : Usual default is /usr/local/lib/perl5/vendor_perl/$version + case "$vendorlib" in + '') + prog=`echo $package | $sed 's/-*[0-9.]*$//'` + case "$installstyle" in + *lib/perl5*) dflt=$vendorprefix/lib/$package/vendor_$prog/$version ;; + *) dflt=$vendorprefix/lib/vendor_$prog/$version ;; + esac + ;; + *) dflt="$vendorlib" + ;; esac + fn=d~+ + rp='Pathname for the vendor-supplied library files?' + . ./getfile + vendorlib="$ans" + vendorlibexp="$ansexp" ;; -*) dflt="$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 +: Cruising for prototypes +echo " " +echo "Checking out function prototypes..." >&4 +$cat >prototype.c < +#endif +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 "I don't think setuid scripts are secure (no /dev/fd directory)." >&4 - echo "(That's for file descriptors, not floppy disks.)" + echo "Your C compiler doesn't seem to understand function prototypes." val="$undef" fi -set d_suidsafe +set prototype eval $setvar +$rm -f prototype* -$rm -f reflect flect +case "$prototype" in +"$define") ;; +*) ansi2knr='ansi2knr' + echo " " + cat <&4 -: now see if they want to do setuid emulation -echo " " -val="$undef" -case "$d_suidsafe" in -"$define") - val="$undef" - echo "No need to emulate SUID scripts since they are secure here." >&4 - ;; -*) - $cat <. + +Aborting Configure now. EOM - case "$d_dosuid" in - "$define") dflt=y ;; - *) dflt=n ;; - esac - rp="Do you want to do setuid/setgid emulation?" - . ./myread - case "$ans" in - [yY]*) val="$define";; - *) val="$undef";; - esac + exit 2 ;; esac -set d_dosuid -eval $setvar - -: see if this is a malloc.h system -set malloc.h i_malloc -eval $inhdr -: see if stdlib is available -set stdlib.h i_stdlib -eval $inhdr +: 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 -: determine which malloc to compile in echo " " -case "$usemymalloc" in -[yY]*|true|$define) dflt='y' ;; -[nN]*|false|$undef) dflt='n' ;; -*) case "$ptrsize" in - 4) dflt='y' ;; - *) dflt='n' ;; - esac - ;; +case "$extras" in +'') dflt='n';; +*) dflt='y';; esac -rp="Do you wish to attempt to use the malloc that comes with $package?" +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] -$cat < ../extras.lst + val="'$extras'" ;; esac -$cat </dev/null 2>&1; then + perl5=$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 $perl5." ;; +esac -Of course you may also use these directories in whatever way you see -fit. For example, you might use them to access modules shared over a -company-wide network. +: Determine list of previous versions to include in @INC +$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 = (); +} -The default answer should be fine for most people. -This causes further questions about vendor add-ons to be skipped -and no vendor-specific directories will be configured for perl. +# 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 } $d); + } + } + else { + # Skip newer version. I.e. don't look in + # 5.7.0 if we're installing 5.6.1. + } +} -EOM -rp='Do you want to configure vendor-specific add-on directories?' -case "$usevendorprefix" in -define|true|[yY]*) dflt=y ;; -*) : User may have set vendorprefix directly on Configure command line. - case "$vendorprefix" in - ''|' ') dflt=n ;; - *) dflt=y ;; - esac +if (@inc_version_list) { + print join(' ', @inc_version_list); +} +else { + # Blank space to preserve value for next Configure run. + print " "; +} +EOPL +chmod +x getverlist +case "$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 "$dflt" in +5.005) dflt=none ;; esac +$cat <&4 -$cat >prototype.c <<'EOCP' -int main(int argc, char *argv[]) { - exit(0);} +echo "Checking for GNU C Library..." >&4 +cat >try.c <<'EOCP' +/* Find out version of GNU C library. __GLIBC__ and __GLIBC_MINOR__ + alone are insufficient to distinguish different versions, such as + 2.0.6 and 2.0.7. The function gnu_get_libc_version() appeared in + libc version 2.1.0. A. Dougherty, June 3, 2002. +*/ +#include +int main(void) +{ +#ifdef __GLIBC__ +# ifdef __GLIBC_MINOR__ +# if __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1 +# include + printf("%s\n", gnu_get_libc_version()); +# else + printf("%d.%d\n", __GLIBC__, __GLIBC_MINOR__); +# endif +# else + printf("%d\n", __GLIBC__); +# endif + return 0; +#else + return 1; +#endif +} EOCP -if $cc $ccflags -c prototype.c >prototype.out 2>&1 ; then - echo "Your C compiler appears to support function prototypes." +set try +if eval $compile_ok && $run ./try > glibc.ver; then val="$define" + gnulibc_version=`$cat glibc.ver` + echo "You are using the GNU C Library version $gnulibc_version" else - echo "Your C compiler doesn't seem to understand function prototypes." val="$undef" + gnulibc_version='' + echo "You are not using the GNU C Library" fi -set prototype +$rm -f try try.* glibc.ver +set d_gnulibc 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 $ccflags -doesn't seem to understand them. Sorry about that. +: see if nm is to be used to determine whether a symbol is defined or not +case "$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 "X$PASE" != "Xdefine" -a ! -f /lib/syscalls.exp; then + echo " " + echo "Whoops! This is an AIX system without /lib/syscalls.exp!" >&4 + echo "'nm' won't be sufficient on this sytem." >&4 + dflt=n + fi + ;; + esac + case "$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 <. +You probably shouldn't let me use 'nm' if you are using the GNU C Library. -Aborting Configure now. EOM - exit 2 - ;; +rp="Shall I use $nm to extract C symbols from the libraries?" +. ./myread +case "$ans" in +[Nn]*) usenm=false;; +*) usenm=true;; 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 +runnm=$usenm +case "$reuseval" in +true) runnm=false;; +esac -echo " " -case "$extras" in -'') dflt='n';; -*) dflt='y';; +: nm options which may be necessary +case "$nm_opt" in +'') if $test -f /mach_boot; then + nm_opt='' # Mach + elif $test -d /usr/ccs/lib; then + nm_opt='-p' # Solaris (and SunOS?) + elif $test -f /dgux; then + nm_opt='-p' # DG-UX + elif $test -f /lib64/rld; then + nm_opt='-p' # 64-bit Irix + else + nm_opt='' + fi;; esac -cat < ../extras.lst - val="'$extras'" +: nm options which may be necessary for shared libraries but illegal +: for archive libraries. Thank you, Linux. +case "$nm_so_opt" in +'') case "$myuname" in + *linux*|gnu*) + if $nm --help | $grep 'dynamic' > /dev/null 2>&1; then + nm_so_opt='--dynamic' + fi + ;; + esac ;; 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; +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 $thislib" ;; + esac done ;; -*) perl5="$perl5" - ;; esac -case "$perl5" in -'') echo "None found. That's ok.";; -*) echo "Using $perl5." ;; +xxx=normal +case "$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 < 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 = (); -} +If the guess above is wrong (which it might be if you're using a strange +compiler, or your machine supports multiple models), you can override it here. -# 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. - } -} +EOM +else + dflt='' + echo $libpth | $tr ' ' $trnl | $sort | $uniq > 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'";\ + 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 $xrun else - dflt='none' + echo " " + echo "$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 $thisname >>libc.tmp + done + echo "Ok." >&4 + else + echo "That didn't work either. Giving up." >&4 + exit 1 + fi + fi fi - ;; -$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" ;; +fi +nm_extract="$com" +case "$PASE" in +define) + echo " " + echo "Since you are compiling for PASE, extracting more symbols from libc.a ...">&4 + dump -Tv /lib/libc.a | awk '$7 == "/unix" {print $5 " " $8}' | grep "^SV" | awk '{print $2}' >> libc.list + ;; +*) 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]*[ ]*$/\1/p' /lib/syscalls.exp >>libc.list + fi + ;; esac -case "$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' + '') $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB #include +#endif int main() { char b[4]; int i = open("a.out",O_RDONLY); @@ -7541,7 +7629,7 @@ EOM '') dflt="$dflt +vnocompatwarnings" ;; esac ;; - linux|irix*) dflt='-shared' ;; + linux|irix*|gnu*) dflt='-shared' ;; next) dflt='none' ;; solaris) dflt='-G' ;; sunos) dflt='-assert nodefinitions' ;; @@ -7588,11 +7676,9 @@ say "none". EOM case "$ccdlflags" in '') case "$osname" in - hpux) dflt='-Wl,-E' ;; - linux) dflt='-rdynamic' ;; - next) dflt='none' ;; - sunos) dflt='none' ;; - *) dflt='none' ;; + linux|hpux|gnu*) dflt='-Wl,-E' ;; + next|sunos) dflt='none' ;; + *) dflt='none' ;; esac ;; ' ') dflt='none' ;; *) dflt="$ccdlflags" ;; @@ -7687,7 +7773,7 @@ true) dflt=libperl.5.$so # XXX How handle the --version stuff for MAB? ;; - linux*) # ld won't link with a bare -lperl otherwise. + linux*|gnu*) # ld won't link with a bare -lperl otherwise. dflt=libperl.$so ;; cygwin*) # ld links against an importlib @@ -7771,10 +7857,10 @@ if "$useshrplib"; then solaris) xxx="-R $shrpdir" ;; - freebsd|netbsd) + freebsd|netbsd|openbsd|interix) xxx="-Wl,-R$shrpdir" ;; - bsdos|linux|irix*|dec_osf) + bsdos|linux|irix*|dec_osf|gnu*) xxx="-Wl,-rpath,$shrpdir" ;; next) @@ -8382,6 +8468,12 @@ esac set versiononly eval $setvar +case "$versiononly" in +"$define") inc_version_list='' + inc_version_list_init=0 + ;; +esac + : figure out how to guarantee perl startup case "$startperl" in '') @@ -8512,6 +8604,138 @@ else installsitebin="$sitebinexp" fi +: determine where add-on html pages go +: There is no standard location, so try to copy the previously-selected +: directory structure for the core html pages. +case "$sitehtml1dir" in +'') dflt=`echo "$html1dir" | $sed "s#^$prefix#$siteprefix#"` ;; +*) dflt=$sitehtml1dir ;; +esac +case "$dflt" in +''|' ') dflt=none ;; +esac +fn=dn+~ +rp='Pathname where the site-specific html pages should be installed?' +. ./getfile +sitehtml1dir="$ans" +sitehtml1direxp="$ansexp" +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installsitehtml1dir=`echo $sitehtml1direxp | $sed "s#^$prefix#$installprefix#"` +else + installsitehtml1dir="$sitehtml1direxp" +fi + +: determine where add-on library html pages go +: There is no standard location, so try to copy the previously-selected +: directory structure for the core html pages. +case "$sitehtml3dir" in +'') dflt=`echo "$html3dir" | $sed "s#^$prefix#$siteprefix#"` ;; +*) dflt=$sitehtml3dir ;; +esac +case "$dflt" in +''|' ') dflt=none ;; +esac +fn=dn+~ +rp='Pathname where the site-specific library html pages should be installed?' +. ./getfile +sitehtml3dir="$ans" +sitehtml3direxp="$ansexp" +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installsitehtml3dir=`echo $sitehtml3direxp | $sed "s#^$prefix#$installprefix#"` +else + installsitehtml3dir="$sitehtml3direxp" +fi + +: determine where add-on manual pages go +case "$siteman1dir" in +'') dflt=`echo $man1dir | $sed "s#^$prefix#$siteprefix#"` ;; +*) dflt=$siteman1dir ;; +esac +case "$dflt" in +''|' ') dflt=none ;; +esac +fn=dn+~ +rp='Pathname where the site-specific manual pages should be installed?' +. ./getfile +siteman1dir="$ans" +siteman1direxp="$ansexp" +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installsiteman1dir=`echo $siteman1direxp | $sed "s#^$prefix#$installprefix#"` +else + installsiteman1dir="$siteman1direxp" +fi + +: determine where add-on library man pages go +case "$siteman3dir" in +'') dflt=`echo $man3dir | $sed "s#^$prefix#$siteprefix#"` ;; +*) dflt=$siteman3dir ;; +esac +case "$dflt" in +''|' ') dflt=none ;; +esac +fn=dn+~ +rp='Pathname where the site-specific library manual pages should be installed?' +. ./getfile +siteman3dir="$ans" +siteman3direxp="$ansexp" +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installsiteman3dir=`echo $siteman3direxp | $sed "s#^$prefix#$installprefix#"` +else + installsiteman3dir="$siteman3direxp" +fi + +: determine where add-on public executable scripts go +case "$sitescript" in +'') dflt=$siteprefix/script + $test -d $dflt || dflt=$sitebin ;; +*) dflt="$sitescript" ;; +esac +fn=d~+ +rp='Pathname where add-on public executable scripts should be installed?' +. ./getfile +sitescript="$ans" +sitescriptexp="$ansexp" +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installsitescript=`echo $sitescriptexp | sed "s#^$prefix#$installprefix#"` +else + installsitescript="$sitescriptexp" +fi + +case "$usefaststdio" in +$define|true|[yY]*|'') + xversion=`awk '/define[ ]+PERL_VERSION/ {print $3}' $rsrc/patchlevel.h` + case "$xversion" in + [68]) dflt='y' ;; + *) dflt='n' ;; + esac + ;; +*) dflt='n';; +esac +cat <&4 $cat >try.c < try.c < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { printf("%d\n", (int)sizeof($fpostype)); - exit(0); + return(0); } EOCP set try @@ -8746,6 +8978,11 @@ EOCP ;; esac +# probably will refer to +# $archlib $privlib $sitearch $sitelib $vendorarch $vendorlib +need_relocation=0 +userelocatableinc=undef + case "$vendorprefix" in '') d_vendorbin="$undef" vendorbin='' @@ -8771,10 +9008,275 @@ else installvendorbin="$vendorbinexp" fi +case "$vendorprefix" in +'') vendorhtml1dir='' + vendorhtml1direxp='' + ;; +*) : determine where vendor-supplied html pages go. + : There is no standard location, so try to copy the previously-selected + : directory structure for the core html pages. + : XXX Better default suggestions would be welcome. + case "$vendorhtml1dir" in + '') dflt=`echo "$html1dir" | $sed "s#^$prefix#$vendorprefix#"` ;; + *) dflt=$vendorhtml1dir ;; + esac + case "$dflt" in + ''|' ') dflt=none ;; + esac + fn=dn+~ + rp='Pathname for the vendor-supplied html pages?' + . ./getfile + vendorhtml1dir="$ans" + vendorhtml1direxp="$ansexp" + ;; +esac +: Use ' ' for none so value is preserved next time through Configure +$test X"$vendorhtml1dir" = "X" && vendorhtml1dir=' ' +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installvendorhtml1dir=`echo $vendorhtml1direxp | $sed "s#^$prefix#$installprefix#"` +else + installvendorhtml1dir="$vendorhtml1direxp" +fi + +case "$vendorprefix" in +'') vendorhtml3dir='' + vendorhtml3direxp='' + ;; +*) : determine where vendor-supplied module html pages go. + : There is no standard location, so try to copy the previously-selected + : directory structure for the core html pages. + : XXX Better default suggestions would be welcome. + case "$vendorhtml3dir" in + '') dflt=`echo "$html3dir" | $sed "s#^$prefix#$vendorprefix#"` ;; + *) dflt=$vendorhtml3dir ;; + esac + case "$dflt" in + ''|' ') dflt=none ;; + esac + fn=dn+~ + rp='Pathname for the vendor-supplied html pages?' + . ./getfile + vendorhtml3dir="$ans" + vendorhtml3direxp="$ansexp" + ;; +esac +: Use ' ' for none so value is preserved next time through Configure +$test X"$vendorhtml3dir" = "X" && vendorhtml3dir=' ' +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installvendorhtml3dir=`echo $vendorhtml3direxp | $sed "s#^$prefix#$installprefix#"` +else + installvendorhtml3dir="$vendorhtml3direxp" +fi + +case "$vendorprefix" in +'') vendorman1dir='' + vendorman1direxp='' + ;; +*) : determine where vendor-supplied manual pages go. + case "$vendorman1dir" in + '') dflt=`echo "$man1dir" | $sed "s#^$prefix#$vendorprefix#"` ;; + *) dflt=$vendorman1dir ;; + esac + case "$dflt" in + ''|' ') dflt=none ;; + esac + fn=nd~+ + rp='Pathname for the vendor-supplied manual section 1 pages?' + . ./getfile + vendorman1dir="$ans" + vendorman1direxp="$ansexp" + ;; +esac +: Use ' ' for none so value is preserved next time through Configure +$test X"$vendorman1dir" = "X" && vendorman1dir=' ' +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installvendorman1dir=`echo "$vendorman1direxp" | $sed "s#^$prefix#$installprefix#"` +else + installvendorman1dir="$vendorman1direxp" +fi + +case "$vendorprefix" in +'') vendorman3dir='' + vendorman3direxp='' + ;; +*) : determine where vendor-supplied module manual pages go. + case "$vendorman3dir" in + '') dflt=`echo "$man3dir" | $sed "s#^$prefix#$vendorprefix#"` ;; + *) dflt=$vendorman3dir ;; + esac + case "$dflt" in + ''|' ') dflt=none ;; + esac + fn=nd~+ + rp='Pathname for the vendor-supplied manual section 3 pages?' + . ./getfile + vendorman3dir="$ans" + vendorman3direxp="$ansexp" + ;; +esac +: Use ' ' for none so value is preserved next time through Configure +$test X"$vendorman3dir" = "X" && vendorman3dir=' ' +: Change installation prefix, if necessary. +if $test X"$prefix" != X"$installprefix"; then + installvendorman3dir=`echo "$vendorman3direxp" | $sed "s#^$prefix#$installprefix#"` +else + installvendorman3dir="$vendorman3direxp" +fi + +case "$vendorprefix" in +'') d_vendorscript="$undef" + vendorscript='' + vendorscriptexp='' + ;; +*) d_vendorscript="$define" + : determine where vendor-supplied scripts go. + case "$vendorscript" in + '') dflt=$vendorprefix/script + $test -d $dflt || dflt=$vendorbin ;; + *) dflt="$vendorscript" ;; + esac + $cat <&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="$define"; + ;; +esac + : Check how to convert floats to strings. if test "X$d_Gconvert" = X; then @@ -9028,7 +9530,7 @@ eval $inlibc case "$d_access" in "$define") echo " " - $cat >access.c <<'EOCP' + $cat >access.c < #ifdef I_FCNTL #include @@ -9039,6 +9541,10 @@ case "$d_access" in #ifdef I_UNISTD #include #endif +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { exit(R_OK); } @@ -9066,10 +9572,18 @@ $rm -f access* set accessx d_accessx eval $inlibc +: see if aintl exists +set aintl d_aintl +eval $inlibc + : see if alarm exists set alarm d_alarm eval $inlibc +: see if POSIX threads are available +set pthread.h i_pthread +eval $inhdr + : define a fucntion to check prototypes $cat > protochk <> protochk <<'EOSH' @@ -9091,6 +9608,14 @@ while test $# -ge 2; do $define) echo "#include <$2>" >> try.c ;; literal) echo "$2" >> try.c ;; esac + # Extra magic for the benefit of systems that need pthread.h + # to be included early to correctly detect threadsafe functions. + # Such functions must guarantee themselves, though, that the usethreads + # and i_pthread have been defined, before calling protochk. + if test "$usethreads" = "$define" -a "$i_pthread" = "$define" -a "$pthread_h_first" = "$define" -a "$pthread_h_done" = ""; then + echo "#include " >> try.c + pthread_h_done=yes + fi shift 2 done test "$prototype" = "$define" && echo '#define CAN_PROTOTYPE' >> try.c @@ -9161,7 +9686,7 @@ 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' + $cat >try.c < #ifdef I_TIME #include @@ -9175,6 +9700,10 @@ if test "X$timeincl" = X; then #ifdef I_SYSSELECT #include #endif +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { struct tm foo; @@ -9279,7 +9808,7 @@ set asctime_r d_asctime_r eval $inlibc case "$d_asctime_r" in "$define") - hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" + hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h $i_systime sys/time.h" case "$d_asctime_r_proto:$usethreads" in ":define") d_asctime_r_proto=define set d_asctime_r_proto asctime_r $hdrs @@ -9305,7 +9834,7 @@ case "$d_asctime_r" in ./protochk "extern $try" $hdrs && asctime_r_proto=I_SBI ;; esac case "$asctime_r_proto" in - '') d_asctime_r=undef + ''|0) d_asctime_r=undef asctime_r_proto=0 echo "Disabling asctime_r, cannot determine prototype." >&4 ;; * ) case "$asctime_r_proto" in @@ -9318,6 +9847,8 @@ case "$d_asctime_r" in *) case "$usethreads" in define) echo "asctime_r has no prototype, not using it." >&4 ;; esac + d_asctime_r=undef + asctime_r_proto=0 ;; esac ;; @@ -9334,11 +9865,13 @@ set atoll d_atoll eval $inlibc : Look for GNU-cc style attribute checking +case "$d_attribut" in +'') 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)); +void croak (char* pat,...) __attribute__((__format__(__printf__,1,2),noreturn)); EOCP if $cc $ccflags -c attrib.c >attrib.out 2>&1 ; then if $contains 'warning' attrib.out >/dev/null 2>&1; then @@ -9352,6 +9885,9 @@ else echo "Your C compiler doesn't seem to understand __attribute__ at all." val="$undef" fi +;; +*) val="$d_attribut" ;; +esac set d_attribut eval $setvar $rm -f attrib* @@ -9382,6 +9918,10 @@ case "$d_getpgrp" in #ifdef I_UNISTD # include #endif +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { if (getuid() == 0) { @@ -9444,6 +9984,10 @@ case "$d_setpgrp" in #ifdef I_UNISTD # include #endif +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { if (getuid() == 0) { @@ -9549,6 +10093,10 @@ else fi $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #include #include $signal_t blech(s) int s; { exit(3); } @@ -9569,7 +10117,7 @@ int main() i32 = ($xxx) g; /* x86 processors will probably give 0x8000 0000, which is a - sign change. We don't want that. We want to mimic SPARC + 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. */ @@ -9603,6 +10151,10 @@ echo " " echo 'Checking whether your C compiler can cast negative float to unsigned.' >&4 $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #include #include $signal_t blech(s) int s; { exit(7); } @@ -9699,8 +10251,12 @@ echo " " if set vprintf val -f d_vprintf; eval $csym; $val; then echo 'vprintf() found.' >&4 val="$define" - $cat >try.c <<'EOF' + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { xxx("foo"); } @@ -9887,6 +10443,10 @@ fi set d_const eval $setvar +: see if copysignl exists +set copysignl d_copysignl +eval $inlibc + : see if crypt exists echo " " set crypt d_crypt @@ -9949,7 +10509,11 @@ case "$d_crypt_r" in ./protochk "extern $try" $hdrs && crypt_r_proto=B_CCS ;; esac case "$crypt_r_proto" in - '') d_crypt_r=undef + ''|0) try='char* crypt_r(const char*, const char*, CRYPTD*);' + ./protochk "extern $try" $hdrs && crypt_r_proto=B_CCD ;; + esac + case "$crypt_r_proto" in + ''|0) d_crypt_r=undef crypt_r_proto=0 echo "Disabling crypt_r, cannot determine prototype." >&4 ;; * ) case "$crypt_r_proto" in @@ -9962,6 +10526,8 @@ case "$d_crypt_r" in *) case "$usethreads" in define) echo "crypt_r has no prototype, not using it." >&4 ;; esac + d_crypt_r=undef + crypt_r_proto=0 ;; esac ;; @@ -9986,7 +10552,7 @@ set ctermid_r d_ctermid_r eval $inlibc case "$d_ctermid_r" in "$define") - hdrs="$i_systypes sys/types.h define stdio.h $i_stdio stdio.h" + hdrs="$i_systypes sys/types.h define stdio.h " case "$d_ctermid_r_proto:$usethreads" in ":define") d_ctermid_r_proto=define set d_ctermid_r_proto ctermid_r $hdrs @@ -10000,7 +10566,7 @@ case "$d_ctermid_r" in ./protochk "extern $try" $hdrs && ctermid_r_proto=B_B ;; esac case "$ctermid_r_proto" in - '') d_ctermid_r=undef + ''|0) d_ctermid_r=undef ctermid_r_proto=0 echo "Disabling ctermid_r, cannot determine prototype." >&4 ;; * ) case "$ctermid_r_proto" in @@ -10013,6 +10579,8 @@ case "$d_ctermid_r" in *) case "$usethreads" in define) echo "ctermid_r has no prototype, not using it." >&4 ;; esac + d_ctermid_r=undef + ctermid_r_proto=0 ;; esac ;; @@ -10025,7 +10593,7 @@ set ctime_r d_ctime_r eval $inlibc case "$d_ctime_r" in "$define") - hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" + hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h $i_systime sys/time.h" case "$d_ctime_r_proto:$usethreads" in ":define") d_ctime_r_proto=define set d_ctime_r_proto ctime_r $hdrs @@ -10051,7 +10619,7 @@ case "$d_ctime_r" in ./protochk "extern $try" $hdrs && ctime_r_proto=I_SBI ;; esac case "$ctime_r_proto" in - '') d_ctime_r=undef + ''|0) d_ctime_r=undef ctime_r_proto=0 echo "Disabling ctime_r, cannot determine prototype." >&4 ;; * ) case "$ctime_r_proto" in @@ -10064,6 +10632,8 @@ case "$d_ctime_r" in *) case "$usethreads" in define) echo "ctime_r has no prototype, not using it." >&4 ;; esac + d_ctime_r=undef + ctime_r_proto=0 ;; esac ;; @@ -10229,6 +10799,10 @@ eval $inhdr echo " " $cat >dirfd.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #$i_dirent I_DIRENT /**/ #$i_sysdir I_SYS_DIR /**/ #$i_sysndir I_SYS_NDIR /**/ @@ -10321,6 +10895,10 @@ EOM $cat >fred.c< +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #$i_dlfcn I_DLFCN #ifdef I_DLFCN #include /* the dynamic linker include file for SunOS/Solaris */ @@ -10410,7 +10988,7 @@ case "$d_drand48_r" in ./protochk "extern $try" $hdrs && drand48_r_proto=I_ST ;; esac case "$drand48_r_proto" in - '') d_drand48_r=undef + ''|0) d_drand48_r=undef drand48_r_proto=0 echo "Disabling drand48_r, cannot determine prototype." >&4 ;; * ) case "$drand48_r_proto" in @@ -10423,6 +11001,8 @@ case "$d_drand48_r" in *) case "$usethreads" in define) echo "drand48_r has no prototype, not using it." >&4 ;; esac + d_drand48_r=undef + drand48_r_proto=0 ;; esac ;; @@ -10495,7 +11075,7 @@ case "$d_endgrent_r" in ./protochk "extern $try" $hdrs && endgrent_r_proto=V_H ;; esac case "$endgrent_r_proto" in - '') d_endgrent_r=undef + ''|0) d_endgrent_r=undef endgrent_r_proto=0 echo "Disabling endgrent_r, cannot determine prototype." >&4 ;; * ) case "$endgrent_r_proto" in @@ -10508,6 +11088,8 @@ case "$d_endgrent_r" in *) case "$usethreads" in define) echo "endgrent_r has no prototype, not using it." >&4 ;; esac + d_endgrent_r=undef + endgrent_r_proto=0 ;; esac ;; @@ -10539,14 +11121,14 @@ case "$d_endhostent_r" in define) case "$endhostent_r_proto" in ''|0) try='int endhostent_r(struct hostent_data*);' - ./protochk "extern $try" $hdrs && endhostent_r_proto=I_S ;; + ./protochk "extern $try" $hdrs && endhostent_r_proto=I_D ;; esac case "$endhostent_r_proto" in ''|0) try='void endhostent_r(struct hostent_data*);' - ./protochk "extern $try" $hdrs && endhostent_r_proto=V_S ;; + ./protochk "extern $try" $hdrs && endhostent_r_proto=V_D ;; esac case "$endhostent_r_proto" in - '') d_endhostent_r=undef + ''|0) d_endhostent_r=undef endhostent_r_proto=0 echo "Disabling endhostent_r, cannot determine prototype." >&4 ;; * ) case "$endhostent_r_proto" in @@ -10559,6 +11141,8 @@ case "$d_endhostent_r" in *) case "$usethreads" in define) echo "endhostent_r has no prototype, not using it." >&4 ;; esac + d_endhostent_r=undef + endhostent_r_proto=0 ;; esac ;; @@ -10586,14 +11170,14 @@ case "$d_endnetent_r" in define) case "$endnetent_r_proto" in ''|0) try='int endnetent_r(struct netent_data*);' - ./protochk "extern $try" $hdrs && endnetent_r_proto=I_S ;; + ./protochk "extern $try" $hdrs && endnetent_r_proto=I_D ;; esac case "$endnetent_r_proto" in ''|0) try='void endnetent_r(struct netent_data*);' - ./protochk "extern $try" $hdrs && endnetent_r_proto=V_S ;; + ./protochk "extern $try" $hdrs && endnetent_r_proto=V_D ;; esac case "$endnetent_r_proto" in - '') d_endnetent_r=undef + ''|0) d_endnetent_r=undef endnetent_r_proto=0 echo "Disabling endnetent_r, cannot determine prototype." >&4 ;; * ) case "$endnetent_r_proto" in @@ -10606,6 +11190,8 @@ case "$d_endnetent_r" in *) case "$usethreads" in define) echo "endnetent_r has no prototype, not using it." >&4 ;; esac + d_endnetent_r=undef + endnetent_r_proto=0 ;; esac ;; @@ -10633,14 +11219,14 @@ case "$d_endprotoent_r" in define) case "$endprotoent_r_proto" in ''|0) try='int endprotoent_r(struct protoent_data*);' - ./protochk "extern $try" $hdrs && endprotoent_r_proto=I_S ;; + ./protochk "extern $try" $hdrs && endprotoent_r_proto=I_D ;; esac case "$endprotoent_r_proto" in ''|0) try='void endprotoent_r(struct protoent_data*);' - ./protochk "extern $try" $hdrs && endprotoent_r_proto=V_S ;; + ./protochk "extern $try" $hdrs && endprotoent_r_proto=V_D ;; esac case "$endprotoent_r_proto" in - '') d_endprotoent_r=undef + ''|0) d_endprotoent_r=undef endprotoent_r_proto=0 echo "Disabling endprotoent_r, cannot determine prototype." >&4 ;; * ) case "$endprotoent_r_proto" in @@ -10653,6 +11239,8 @@ case "$d_endprotoent_r" in *) case "$usethreads" in define) echo "endprotoent_r has no prototype, not using it." >&4 ;; esac + d_endprotoent_r=undef + endprotoent_r_proto=0 ;; esac ;; @@ -10775,7 +11363,7 @@ case "$d_endpwent_r" in ./protochk "extern $try" $hdrs && endpwent_r_proto=V_H ;; esac case "$endpwent_r_proto" in - '') d_endpwent_r=undef + ''|0) d_endpwent_r=undef endpwent_r_proto=0 echo "Disabling endpwent_r, cannot determine prototype." >&4 ;; * ) case "$endpwent_r_proto" in @@ -10788,6 +11376,8 @@ case "$d_endpwent_r" in *) case "$usethreads" in define) echo "endpwent_r has no prototype, not using it." >&4 ;; esac + d_endpwent_r=undef + endpwent_r_proto=0 ;; esac ;; @@ -10815,14 +11405,14 @@ case "$d_endservent_r" in define) case "$endservent_r_proto" in ''|0) try='int endservent_r(struct servent_data*);' - ./protochk "extern $try" $hdrs && endservent_r_proto=I_S ;; + ./protochk "extern $try" $hdrs && endservent_r_proto=I_D ;; esac case "$endservent_r_proto" in ''|0) try='void endservent_r(struct servent_data*);' - ./protochk "extern $try" $hdrs && endservent_r_proto=V_S ;; + ./protochk "extern $try" $hdrs && endservent_r_proto=V_D ;; esac case "$endservent_r_proto" in - '') d_endservent_r=undef + ''|0) d_endservent_r=undef endservent_r_proto=0 echo "Disabling endservent_r, cannot determine prototype." >&4 ;; * ) case "$endservent_r_proto" in @@ -10835,6 +11425,8 @@ case "$d_endservent_r" in *) case "$usethreads" in define) echo "endservent_r has no prototype, not using it." >&4 ;; esac + d_endservent_r=undef + endservent_r_proto=0 ;; esac ;; @@ -10844,7 +11436,7 @@ esac : Locate the flags for 'open()' echo " " -$cat >try.c <<'EOCP' +$cat >try.c < #ifdef I_FCNTL #include @@ -10852,6 +11444,10 @@ $cat >try.c <<'EOCP' #ifdef I_SYS_FILE #include #endif +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { if(O_RDONLY); #ifdef O_TRUNC @@ -10984,7 +11580,10 @@ case "$o_nonblock" in $cat head.c > try.c $cat >>try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB #include +#endif #$i_fcntl I_FCNTL #ifdef I_FCNTL #include @@ -11030,7 +11629,10 @@ case "$eagain" in #include #include #include -#include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #$i_fcntl I_FCNTL #ifdef I_FCNTL #include @@ -11099,77 +11701,362 @@ int main() 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! */ + 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 _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 < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif +#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 +$rm -f try.c try + +# glibc 2.2.90 and above apparently change stdio streams so Perl's +# direct buffer manipulation no longer works. The Configure tests +# should be changed to correctly detect this, but until then, +# the following check should at least let perl compile and run. +# (This quick fix should be updated before 5.8.1.) +# To be defensive, reject all unknown versions, and all versions > 2.2.9. +# A. Dougherty, June 3, 2002. +case "$d_gnulibc" in +$define) + case "$gnulibc_version" in + 2.[01]*) ;; + 2.2) ;; + 2.2.[0-9]) ;; + *) echo "But I will not snoop inside glibc $gnulibc_version stdio buffers." + val="$undef" + ;; + esac + ;; +esac +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. */ +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif +#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; + } -EOCP +EOP 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 - ;; + 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 "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" + 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) + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif +#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 "I can't compile the test program--assuming errno EAGAIN will do." - eagain=EAGAIN + echo "However, it seems to be lacking the _base field." fi - set d_eofnblk - eval $setvar + $rm -f try.c try ;; -*) - 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 +set d_stdiobase +eval $setvar + +: see if fast_stdio exists +val="$undef" +case "$d_stdstdio:$d_stdio_ptr_lval" in +"$define:$define") + case "$d_stdio_cnt_lval$d_stdio_ptr_lval_sets_cnt" in + *$define*) + echo "You seem to have 'fast stdio' to directly manipulate the stdio buffers." >& 4 + val="$define" ;; esac ;; esac -$rm -f try try.* .out core head.c mtry +set d_faststdio +eval $setvar + + : see if fchdir exists set fchdir d_fchdir @@ -11190,7 +12077,10 @@ eval $inlibc echo " " : See if fcntl-based locking works. $cat >try.c < +#endif #include #include #include @@ -11257,6 +12147,10 @@ $cat <try.c < +#endif #$i_systime I_SYS_TIME #$i_sysselct I_SYS_SELECT #$d_socket HAS_SOCKET @@ -11512,7 +12406,7 @@ case "$d_getgrent_r" in ./protochk "extern $try" $hdrs && getgrent_r_proto=I_SBIH ;; esac case "$getgrent_r_proto" in - '') d_getgrent_r=undef + ''|0) d_getgrent_r=undef getgrent_r_proto=0 echo "Disabling getgrent_r, cannot determine prototype." >&4 ;; * ) case "$getgrent_r_proto" in @@ -11525,6 +12419,8 @@ case "$d_getgrent_r" in *) case "$usethreads" in define) echo "getgrent_r has no prototype, not using it." >&4 ;; esac + d_getgrent_r=undef + getgrent_r_proto=0 ;; esac ;; @@ -11563,7 +12459,7 @@ case "$d_getgrgid_r" in ./protochk "extern $try" $hdrs && getgrgid_r_proto=S_TSBI ;; esac case "$getgrgid_r_proto" in - '') d_getgrgid_r=undef + ''|0) d_getgrgid_r=undef getgrgid_r_proto=0 echo "Disabling getgrgid_r, cannot determine prototype." >&4 ;; * ) case "$getgrgid_r_proto" in @@ -11576,6 +12472,8 @@ case "$d_getgrgid_r" in *) case "$usethreads" in define) echo "getgrgid_r has no prototype, not using it." >&4 ;; esac + d_getgrgid_r=undef + getgrgid_r_proto=0 ;; esac ;; @@ -11618,7 +12516,7 @@ case "$d_getgrnam_r" in ./protochk "extern $try" $hdrs && getgrnam_r_proto=S_CSBI ;; esac case "$getgrnam_r_proto" in - '') d_getgrnam_r=undef + ''|0) d_getgrnam_r=undef getgrnam_r_proto=0 echo "Disabling getgrnam_r, cannot determine prototype." >&4 ;; * ) case "$getgrnam_r_proto" in @@ -11631,6 +12529,8 @@ case "$d_getgrnam_r" in *) case "$usethreads" in define) echo "getgrnam_r has no prototype, not using it." >&4 ;; esac + d_getgrnam_r=undef + getgrnam_r_proto=0 ;; esac ;; @@ -11790,7 +12690,11 @@ case "$d_gethostbyaddr_r" in ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_CII ;; esac case "$gethostbyaddr_r_proto" in - '') d_gethostbyaddr_r=undef + ''|0) try='int gethostbyaddr_r(const void*, socklen_t, int, struct hostent*, char*, size_t, struct hostent**, int*);' + ./protochk "extern $try" $hdrs && gethostbyaddr_r_proto=I_TsISBWRE ;; + esac + case "$gethostbyaddr_r_proto" in + ''|0) d_gethostbyaddr_r=undef gethostbyaddr_r_proto=0 echo "Disabling gethostbyaddr_r, cannot determine prototype." >&4 ;; * ) case "$gethostbyaddr_r_proto" in @@ -11803,6 +12707,8 @@ case "$d_gethostbyaddr_r" in *) case "$usethreads" in define) echo "gethostbyaddr_r has no prototype, not using it." >&4 ;; esac + d_gethostbyaddr_r=undef + gethostbyaddr_r_proto=0 ;; esac ;; @@ -11837,7 +12743,7 @@ case "$d_gethostbyname_r" in ./protochk "extern $try" $hdrs && gethostbyname_r_proto=I_CSD ;; esac case "$gethostbyname_r_proto" in - '') d_gethostbyname_r=undef + ''|0) d_gethostbyname_r=undef gethostbyname_r_proto=0 echo "Disabling gethostbyname_r, cannot determine prototype." >&4 ;; * ) case "$gethostbyname_r_proto" in @@ -11850,6 +12756,8 @@ case "$d_gethostbyname_r" in *) case "$usethreads" in define) echo "gethostbyname_r has no prototype, not using it." >&4 ;; esac + d_gethostbyname_r=undef + gethostbyname_r_proto=0 ;; esac ;; @@ -11896,7 +12804,7 @@ case "$d_gethostent_r" in ./protochk "extern $try" $hdrs && gethostent_r_proto=I_SD ;; esac case "$gethostent_r_proto" in - '') d_gethostent_r=undef + ''|0) d_gethostent_r=undef gethostent_r_proto=0 echo "Disabling gethostent_r, cannot determine prototype." >&4 ;; * ) case "$gethostent_r_proto" in @@ -11909,6 +12817,8 @@ case "$d_gethostent_r" in *) case "$usethreads" in define) echo "gethostent_r has no prototype, not using it." >&4 ;; esac + d_gethostent_r=undef + gethostent_r_proto=0 ;; esac ;; @@ -11960,7 +12870,7 @@ case "$d_getlogin_r" in ./protochk "extern $try" $hdrs && getlogin_r_proto=B_BI ;; esac case "$getlogin_r_proto" in - '') d_getlogin_r=undef + ''|0) d_getlogin_r=undef getlogin_r_proto=0 echo "Disabling getlogin_r, cannot determine prototype." >&4 ;; * ) case "$getlogin_r_proto" in @@ -11973,6 +12883,8 @@ case "$d_getlogin_r" in *) case "$usethreads" in define) echo "getlogin_r has no prototype, not using it." >&4 ;; esac + d_getlogin_r=undef + getlogin_r_proto=0 ;; esac ;; @@ -12043,7 +12955,11 @@ case "$d_getnetbyaddr_r" in ./protochk "extern $try" $hdrs && getnetbyaddr_r_proto=I_IISD ;; esac case "$getnetbyaddr_r_proto" in - '') d_getnetbyaddr_r=undef + ''|0) try='int getnetbyaddr_r(uint32_t, 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) d_getnetbyaddr_r=undef getnetbyaddr_r_proto=0 echo "Disabling getnetbyaddr_r, cannot determine prototype." >&4 ;; * ) case "$getnetbyaddr_r_proto" in @@ -12056,6 +12972,8 @@ case "$d_getnetbyaddr_r" in *) case "$usethreads" in define) echo "getnetbyaddr_r has no prototype, not using it." >&4 ;; esac + d_getnetbyaddr_r=undef + getnetbyaddr_r_proto=0 ;; esac ;; @@ -12094,7 +13012,7 @@ case "$d_getnetbyname_r" in ./protochk "extern $try" $hdrs && getnetbyname_r_proto=I_CSD ;; esac case "$getnetbyname_r_proto" in - '') d_getnetbyname_r=undef + ''|0) d_getnetbyname_r=undef getnetbyname_r_proto=0 echo "Disabling getnetbyname_r, cannot determine prototype." >&4 ;; * ) case "$getnetbyname_r_proto" in @@ -12107,6 +13025,8 @@ case "$d_getnetbyname_r" in *) case "$usethreads" in define) echo "getnetbyname_r has no prototype, not using it." >&4 ;; esac + d_getnetbyname_r=undef + getnetbyname_r_proto=0 ;; esac ;; @@ -12153,7 +13073,7 @@ case "$d_getnetent_r" in ./protochk "extern $try" $hdrs && getnetent_r_proto=I_SD ;; esac case "$getnetent_r_proto" in - '') d_getnetent_r=undef + ''|0) d_getnetent_r=undef getnetent_r_proto=0 echo "Disabling getnetent_r, cannot determine prototype." >&4 ;; * ) case "$getnetent_r_proto" in @@ -12166,6 +13086,8 @@ case "$d_getnetent_r" in *) case "$usethreads" in define) echo "getnetent_r has no prototype, not using it." >&4 ;; esac + d_getnetent_r=undef + getnetent_r_proto=0 ;; esac ;; @@ -12238,7 +13160,7 @@ case "$d_getprotobyname_r" in ./protochk "extern $try" $hdrs && getprotobyname_r_proto=I_CSD ;; esac case "$getprotobyname_r_proto" in - '') d_getprotobyname_r=undef + ''|0) d_getprotobyname_r=undef getprotobyname_r_proto=0 echo "Disabling getprotobyname_r, cannot determine prototype." >&4 ;; * ) case "$getprotobyname_r_proto" in @@ -12251,6 +13173,8 @@ case "$d_getprotobyname_r" in *) case "$usethreads" in define) echo "getprotobyname_r has no prototype, not using it." >&4 ;; esac + d_getprotobyname_r=undef + getprotobyname_r_proto=0 ;; esac ;; @@ -12285,7 +13209,7 @@ case "$d_getprotobynumber_r" in ./protochk "extern $try" $hdrs && getprotobynumber_r_proto=I_ISD ;; esac case "$getprotobynumber_r_proto" in - '') d_getprotobynumber_r=undef + ''|0) d_getprotobynumber_r=undef getprotobynumber_r_proto=0 echo "Disabling getprotobynumber_r, cannot determine prototype." >&4 ;; * ) case "$getprotobynumber_r_proto" in @@ -12298,6 +13222,8 @@ case "$d_getprotobynumber_r" in *) case "$usethreads" in define) echo "getprotobynumber_r has no prototype, not using it." >&4 ;; esac + d_getprotobynumber_r=undef + getprotobynumber_r_proto=0 ;; esac ;; @@ -12336,7 +13262,7 @@ case "$d_getprotoent_r" in ./protochk "extern $try" $hdrs && getprotoent_r_proto=I_SD ;; esac case "$getprotoent_r_proto" in - '') d_getprotoent_r=undef + ''|0) d_getprotoent_r=undef getprotoent_r_proto=0 echo "Disabling getprotoent_r, cannot determine prototype." >&4 ;; * ) case "$getprotoent_r_proto" in @@ -12349,6 +13275,8 @@ case "$d_getprotoent_r" in *) case "$usethreads" in define) echo "getprotoent_r has no prototype, not using it." >&4 ;; esac + d_getprotoent_r=undef + getprotoent_r_proto=0 ;; esac ;; @@ -12408,7 +13336,7 @@ case "$d_getpwent_r" in ./protochk "extern $try" $hdrs && getpwent_r_proto=I_SBIH ;; esac case "$getpwent_r_proto" in - '') d_getpwent_r=undef + ''|0) d_getpwent_r=undef getpwent_r_proto=0 echo "Disabling getpwent_r, cannot determine prototype." >&4 ;; * ) case "$getpwent_r_proto" in @@ -12421,6 +13349,8 @@ case "$d_getpwent_r" in *) case "$usethreads" in define) echo "getpwent_r has no prototype, not using it." >&4 ;; esac + d_getpwent_r=undef + getpwent_r_proto=0 ;; esac ;; @@ -12459,7 +13389,7 @@ case "$d_getpwnam_r" in ./protochk "extern $try" $hdrs && getpwnam_r_proto=I_CSBI ;; esac case "$getpwnam_r_proto" in - '') d_getpwnam_r=undef + ''|0) d_getpwnam_r=undef getpwnam_r_proto=0 echo "Disabling getpwnam_r, cannot determine prototype." >&4 ;; * ) case "$getpwnam_r_proto" in @@ -12472,6 +13402,8 @@ case "$d_getpwnam_r" in *) case "$usethreads" in define) echo "getpwnam_r has no prototype, not using it." >&4 ;; esac + d_getpwnam_r=undef + getpwnam_r_proto=0 ;; esac ;; @@ -12510,7 +13442,7 @@ case "$d_getpwuid_r" in ./protochk "extern $try" $hdrs && getpwuid_r_proto=S_TSBI ;; esac case "$getpwuid_r_proto" in - '') d_getpwuid_r=undef + ''|0) d_getpwuid_r=undef getpwuid_r_proto=0 echo "Disabling getpwuid_r, cannot determine prototype." >&4 ;; * ) case "$getpwuid_r_proto" in @@ -12523,6 +13455,8 @@ case "$d_getpwuid_r" in *) case "$usethreads" in define) echo "getpwuid_r has no prototype, not using it." >&4 ;; esac + d_getpwuid_r=undef + getpwuid_r_proto=0 ;; esac ;; @@ -12570,7 +13504,7 @@ case "$d_getservbyname_r" in ./protochk "extern $try" $hdrs && getservbyname_r_proto=I_CCSD ;; esac case "$getservbyname_r_proto" in - '') d_getservbyname_r=undef + ''|0) d_getservbyname_r=undef getservbyname_r_proto=0 echo "Disabling getservbyname_r, cannot determine prototype." >&4 ;; * ) case "$getservbyname_r_proto" in @@ -12583,6 +13517,8 @@ case "$d_getservbyname_r" in *) case "$usethreads" in define) echo "getservbyname_r has no prototype, not using it." >&4 ;; esac + d_getservbyname_r=undef + getservbyname_r_proto=0 ;; esac ;; @@ -12617,7 +13553,7 @@ case "$d_getservbyport_r" in ./protochk "extern $try" $hdrs && getservbyport_r_proto=I_ICSD ;; esac case "$getservbyport_r_proto" in - '') d_getservbyport_r=undef + ''|0) d_getservbyport_r=undef getservbyport_r_proto=0 echo "Disabling getservbyport_r, cannot determine prototype." >&4 ;; * ) case "$getservbyport_r_proto" in @@ -12630,6 +13566,8 @@ case "$d_getservbyport_r" in *) case "$usethreads" in define) echo "getservbyport_r has no prototype, not using it." >&4 ;; esac + d_getservbyport_r=undef + getservbyport_r_proto=0 ;; esac ;; @@ -12668,7 +13606,7 @@ case "$d_getservent_r" in ./protochk "extern $try" $hdrs && getservent_r_proto=I_SD ;; esac case "$getservent_r_proto" in - '') d_getservent_r=undef + ''|0) d_getservent_r=undef getservent_r_proto=0 echo "Disabling getservent_r, cannot determine prototype." >&4 ;; * ) case "$getservent_r_proto" in @@ -12681,6 +13619,8 @@ case "$d_getservent_r" in *) case "$usethreads" in define) echo "getservent_r has no prototype, not using it." >&4 ;; esac + d_getservent_r=undef + getservent_r_proto=0 ;; esac ;; @@ -12724,7 +13664,7 @@ case "$d_getspnam_r" in ./protochk "extern $try" $hdrs && getspnam_r_proto=S_CSBI ;; esac case "$getspnam_r_proto" in - '') d_getspnam_r=undef + ''|0) d_getspnam_r=undef getspnam_r_proto=0 echo "Disabling getspnam_r, cannot determine prototype." >&4 ;; * ) case "$getspnam_r_proto" in @@ -12737,6 +13677,8 @@ case "$d_getspnam_r" in *) case "$usethreads" in define) echo "getspnam_r has no prototype, not using it." >&4 ;; esac + d_getspnam_r=undef + getspnam_r_proto=0 ;; esac ;; @@ -12768,7 +13710,7 @@ set gmtime_r d_gmtime_r eval $inlibc case "$d_gmtime_r" in "$define") - hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" + hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h $i_systime sys/time.h" case "$d_gmtime_r_proto:$usethreads" in ":define") d_gmtime_r_proto=define set d_gmtime_r_proto gmtime_r $hdrs @@ -12786,7 +13728,7 @@ case "$d_gmtime_r" in ./protochk "extern $try" $hdrs && gmtime_r_proto=I_TS ;; esac case "$gmtime_r_proto" in - '') d_gmtime_r=undef + ''|0) d_gmtime_r=undef gmtime_r_proto=0 echo "Disabling gmtime_r, cannot determine prototype." >&4 ;; * ) case "$gmtime_r_proto" in @@ -12799,6 +13741,8 @@ case "$d_gmtime_r" in *) case "$usethreads" in define) echo "gmtime_r has no prototype, not using it." >&4 ;; esac + d_gmtime_r=undef + gmtime_r_proto=0 ;; esac ;; @@ -12856,6 +13800,10 @@ esac set d_htonl eval $setvar +: see if ilogbl exists +set ilogbl d_ilogbl +eval $inlibc + : index or strchr echo " " if set index val -f; eval $csym; $val; then @@ -12895,9 +13843,13 @@ eval $inlibc : Look for isascii echo " " -$cat >isascii.c <<'EOCP' +$cat >isascii.c < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { int c = 'A'; if (isascii(c)) @@ -12997,6 +13949,38 @@ $rm -f ldbl_dig.? set d_ldbl_dig eval $setvar +: see if this is a math.h system +set math.h i_math +eval $inhdr + +d_libm_lib_version="$undef" +case $i_math in + $define) + : check to see if math.h defines _LIB_VERSION + echo " " + echo "Checking to see if your libm supports _LIB_VERSION..." >&4 + $cat >try.c < +#include +int main (int argc, char *argv[]) +{ + printf ("%d\n", _LIB_VERSION); + return (0); + } /* main */ +EOCP + set try + if eval $compile; then + foo=`$run ./try` + echo "Yes, it does ($foo)" >&4 + d_libm_lib_version="$define" + else + echo "No, it does not (probably harmless)\n" >&4 + fi + $rm -f try.* try core core.try.* + ;; + + esac + : see if link exists set link d_link eval $inlibc @@ -13006,7 +13990,7 @@ set localtime_r d_localtime_r eval $inlibc case "$d_localtime_r" in "$define") - hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h" + hdrs="$i_systypes sys/types.h define stdio.h $i_time time.h $i_systime sys/time.h" case "$d_localtime_r_proto:$usethreads" in ":define") d_localtime_r_proto=define set d_localtime_r_proto localtime_r $hdrs @@ -13024,7 +14008,7 @@ case "$d_localtime_r" in ./protochk "extern $try" $hdrs && localtime_r_proto=I_TS ;; esac case "$localtime_r_proto" in - '') d_localtime_r=undef + ''|0) d_localtime_r=undef localtime_r_proto=0 echo "Disabling localtime_r, cannot determine prototype." >&4 ;; * ) case "$localtime_r_proto" in @@ -13037,6 +14021,8 @@ case "$d_localtime_r" in *) case "$usethreads" in define) echo "localtime_r has no prototype, not using it." >&4 ;; esac + d_localtime_r=undef + localtime_r_proto=0 ;; esac ;; @@ -13140,13 +14126,128 @@ END if $cc $ccflags -c mmap.c >/dev/null 2>&1; then mmaptype='void *' else - mmaptype='caddr_t' + mmaptype='caddr_t' + fi + echo "and it returns ($mmaptype)." >&4 + ;; +esac + + + +: see if sqrtl exists +set sqrtl d_sqrtl +eval $inlibc + +: see if scalbnl exists +set scalbnl d_scalbnl +eval $inlibc + +: see if modfl exists +set modfl d_modfl +eval $inlibc + +: see if prototype for modfl is available +echo " " +set d_modflproto modfl $i_math math.h +eval $hasproto + +d_modfl_pow32_bug="$undef" + +case "$d_longdbl$d_modfl" in +$define$define) + $cat <try.c < +#include +EOCP +if $test "X$d_modflproto" != "X$define"; then + $cat >>try.c <>try.c <&4 "Your modfl() is broken for large values." + d_modfl_pow32_bug="$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 + +if $test "$uselongdouble" = "$define"; then + message="" + if $test "$d_sqrtl" != "$define"; then + message="$message sqrtl" + fi + if $test "$d_modfl" != "$define"; then + if $test "$d_aintl:$d_copysignl" = "$define:$define"; then + echo "You have both aintl and copysignl, so I can emulate modfl." + else + message="$message modfl" + fi + fi + if $test "$d_frexpl" != "$define"; then + if $test "$d_ilogbl:$d_scalbnl" = "$define:$define"; then + echo "You have both ilogbl and scalbnl, so I can emulate frexpl." + else + message="$message frexpl" fi - echo "and it returns ($mmaptype)." >&4 - ;; -esac + fi + + if $test "$message" != ""; then + $cat <&4 + +*** You requested the use of long doubles but you do not seem to have +*** the following mathematical functions needed for long double support: +*** $message +*** Please rerun Configure without -Duselongdouble and/or -Dusemorebits. +*** Cannot continue, aborting. +EOM + exit 1 + fi +fi : see if mprotect exists set mprotect d_mprotect @@ -13240,8 +14341,12 @@ echo " " case "$charsize" in '') echo "Checking to see how big your characters are (hey, you never know)..." >&4 - $cat >try.c <<'EOCP' + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { printf("%d\n", (int)sizeof(char)); @@ -13481,6 +14586,10 @@ if test X"$d_volatile" = X"$define"; then fi $cat <try.c #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #include #include #ifdef SIGFPE @@ -13520,18 +14629,18 @@ set try d_nv_preserves_uv="$undef" if eval $compile; then - d_nv_preserves_uv_bits="`$run ./try`" + nv_preserves_uv_bits="`$run ./try`" fi -case "$d_nv_preserves_uv_bits" in +case "$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 + nv_preserves_uv_bits=`expr 0 - $nv_preserves_uv_bits` + $echo "Your NVs can preserve all $nv_preserves_uv_bits bits of your UVs." 2>&1 d_nv_preserves_uv="$define" ;; -[1-9]*) $echo "Your NVs can preserve only $d_nv_preserves_uv_bits bits of your UVs." 2>&1 +[1-9]*) $echo "Your NVs can preserve only $nv_preserves_uv_bits bits of your UVs." 2>&1 d_nv_preserves_uv="$undef" ;; *) $echo "Can't figure out how many bits your NVs preserve." 2>&1 - d_nv_preserves_uv_bits="$undef" ;; + nv_preserves_uv_bits="$undef" ;; esac $rm -f try.* try @@ -13560,13 +14669,6 @@ $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 " " @@ -13694,6 +14796,10 @@ esac set d_pthread_atfork eval $setvar +: see if pthread_attr_setscope exists +set pthread_attr_setscope d_pthread_attr_setscope +eval $inlibc + : see whether the various POSIXish _yields exist $cat >try.c <&4 ;; * ) case "$random_r_proto" in @@ -13798,6 +14912,8 @@ case "$d_random_r" in *) case "$usethreads" in define) echo "random_r has no prototype, not using it." >&4 ;; esac + d_random_r=undef + random_r_proto=0 ;; esac ;; @@ -13838,7 +14954,7 @@ case "$d_readdir64_r" in ./protochk "extern $try" $hdrs && readdir64_r_proto=I_TS ;; esac case "$readdir64_r_proto" in - '') d_readdir64_r=undef + ''|0) d_readdir64_r=undef readdir64_r_proto=0 echo "Disabling readdir64_r, cannot determine prototype." >&4 ;; * ) case "$readdir64_r_proto" in @@ -13851,6 +14967,8 @@ case "$d_readdir64_r" in *) case "$usethreads" in define) echo "readdir64_r has no prototype, not using it." >&4 ;; esac + d_readdir64_r=undef + readdir64_r_proto=0 ;; esac ;; @@ -13881,7 +14999,7 @@ case "$d_readdir_r" in ./protochk "extern $try" $hdrs && readdir_r_proto=I_TS ;; esac case "$readdir_r_proto" in - '') d_readdir_r=undef + ''|0) d_readdir_r=undef readdir_r_proto=0 echo "Disabling readdir_r, cannot determine prototype." >&4 ;; * ) case "$readdir_r_proto" in @@ -13894,6 +15012,8 @@ case "$d_readdir_r" in *) case "$usethreads" in define) echo "readdir_r has no prototype, not using it." >&4 ;; esac + d_readdir_r=undef + readdir_r_proto=0 ;; esac ;; @@ -14218,14 +15338,13 @@ else echo "You do not have union semun in ." >&4 val="$undef" fi -$rm -f try try.c try.h +$rm -f try try.c 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 " " $cat > try.h < try.c < try.c < #include #include @@ -14298,15 +15420,16 @@ int main() { return 0; } END - val="$undef" - set try - if eval $compile; then - xxx=`$run ./try` - case "$xxx" in - semun) val="$define" ;; - esac - fi - $rm -f try try.c + set try + if eval $compile; then + xxx=`$run ./try` + case "$xxx" in + semun) val="$define" ;; + esac + fi + $rm -f try try.c + ;; + esac set d_semctl_semun eval $setvar case "$d_semctl_semun" in @@ -14320,7 +15443,10 @@ END esac : see whether semctl IPC_STAT can use struct semid_ds pointer - $cat > try.c <<'END' + val="$undef" + case "$d_semctl_semid_ds" in + '') + $cat > try.c <<'END' #include #include #include @@ -14356,15 +15482,16 @@ int main() { return 0; } END - val="$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 try + if eval $compile; then + xxx=`$run ./try` + case "$xxx" in + semid_ds) val="$define" ;; + esac + fi + $rm -f try try.c + ;; + esac set d_semctl_semid_ds eval $setvar case "$d_semctl_semid_ds" in @@ -14428,7 +15555,7 @@ case "$d_setgrent_r" in ./protochk "extern $try" $hdrs && setgrent_r_proto=V_H ;; esac case "$setgrent_r_proto" in - '') d_setgrent_r=undef + ''|0) d_setgrent_r=undef setgrent_r_proto=0 echo "Disabling setgrent_r, cannot determine prototype." >&4 ;; * ) case "$setgrent_r_proto" in @@ -14441,6 +15568,8 @@ case "$d_setgrent_r" in *) case "$usethreads" in define) echo "setgrent_r has no prototype, not using it." >&4 ;; esac + d_setgrent_r=undef + setgrent_r_proto=0 ;; esac ;; @@ -14475,7 +15604,7 @@ case "$d_sethostent_r" in ./protochk "extern $try" $hdrs && sethostent_r_proto=V_ID ;; esac case "$sethostent_r_proto" in - '') d_sethostent_r=undef + ''|0) d_sethostent_r=undef sethostent_r_proto=0 echo "Disabling sethostent_r, cannot determine prototype." >&4 ;; * ) case "$sethostent_r_proto" in @@ -14488,6 +15617,8 @@ case "$d_sethostent_r" in *) case "$usethreads" in define) echo "sethostent_r has no prototype, not using it." >&4 ;; esac + d_sethostent_r=undef + sethostent_r_proto=0 ;; esac ;; @@ -14530,7 +15661,7 @@ case "$d_setlocale_r" in ./protochk "extern $try" $hdrs && setlocale_r_proto=I_ICBI ;; esac case "$setlocale_r_proto" in - '') d_setlocale_r=undef + ''|0) d_setlocale_r=undef setlocale_r_proto=0 echo "Disabling setlocale_r, cannot determine prototype." >&4 ;; * ) case "$setlocale_r_proto" in @@ -14543,6 +15674,8 @@ case "$d_setlocale_r" in *) case "$usethreads" in define) echo "setlocale_r has no prototype, not using it." >&4 ;; esac + d_setlocale_r=undef + setlocale_r_proto=0 ;; esac ;; @@ -14577,7 +15710,7 @@ case "$d_setnetent_r" in ./protochk "extern $try" $hdrs && setnetent_r_proto=V_ID ;; esac case "$setnetent_r_proto" in - '') d_setnetent_r=undef + ''|0) d_setnetent_r=undef setnetent_r_proto=0 echo "Disabling setnetent_r, cannot determine prototype." >&4 ;; * ) case "$setnetent_r_proto" in @@ -14590,6 +15723,8 @@ case "$d_setnetent_r" in *) case "$usethreads" in define) echo "setnetent_r has no prototype, not using it." >&4 ;; esac + d_setnetent_r=undef + setnetent_r_proto=0 ;; esac ;; @@ -14640,7 +15775,7 @@ case "$d_setprotoent_r" in ./protochk "extern $try" $hdrs && setprotoent_r_proto=V_ID ;; esac case "$setprotoent_r_proto" in - '') d_setprotoent_r=undef + ''|0) d_setprotoent_r=undef setprotoent_r_proto=0 echo "Disabling setprotoent_r, cannot determine prototype." >&4 ;; * ) case "$setprotoent_r_proto" in @@ -14653,6 +15788,8 @@ case "$d_setprotoent_r" in *) case "$usethreads" in define) echo "setprotoent_r has no prototype, not using it." >&4 ;; esac + d_setprotoent_r=undef + setprotoent_r_proto=0 ;; esac ;; @@ -14687,7 +15824,7 @@ case "$d_setpwent_r" in ./protochk "extern $try" $hdrs && setpwent_r_proto=V_H ;; esac case "$setpwent_r_proto" in - '') d_setpwent_r=undef + ''|0) d_setpwent_r=undef setpwent_r_proto=0 echo "Disabling setpwent_r, cannot determine prototype." >&4 ;; * ) case "$setpwent_r_proto" in @@ -14700,6 +15837,8 @@ case "$d_setpwent_r" in *) case "$usethreads" in define) echo "setpwent_r has no prototype, not using it." >&4 ;; esac + d_setpwent_r=undef + setpwent_r_proto=0 ;; esac ;; @@ -14754,7 +15893,7 @@ case "$d_setservent_r" in ./protochk "extern $try" $hdrs && setservent_r_proto=V_ID ;; esac case "$setservent_r_proto" in - '') d_setservent_r=undef + ''|0) d_setservent_r=undef setservent_r_proto=0 echo "Disabling setservent_r, cannot determine prototype." >&4 ;; * ) case "$setservent_r_proto" in @@ -14767,6 +15906,8 @@ case "$d_setservent_r" in *) case "$usethreads" in define) echo "setservent_r has no prototype, not using it." >&4 ;; esac + d_setservent_r=undef + setservent_r_proto=0 ;; esac ;; @@ -14940,10 +16081,14 @@ 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' + $cat > try.c < #include #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { struct sigaction act, oact; @@ -14975,8 +16120,12 @@ eval $inlibc echo " " case "$d_sigsetjmp" in '') - $cat >try.c <<'EOP' + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif sigjmp_buf env; int set = 1; int main() @@ -15048,7 +16197,7 @@ case "$d_srand48_r" in ./protochk "extern $try" $hdrs && srand48_r_proto=I_LS ;; esac case "$srand48_r_proto" in - '') d_srand48_r=undef + ''|0) d_srand48_r=undef srand48_r_proto=0 echo "Disabling srand48_r, cannot determine prototype." >&4 ;; * ) case "$srand48_r_proto" in @@ -15061,6 +16210,8 @@ case "$d_srand48_r" in *) case "$usethreads" in define) echo "srand48_r has no prototype, not using it." >&4 ;; esac + d_srand48_r=undef + srand48_r_proto=0 ;; esac ;; @@ -15087,7 +16238,7 @@ case "$d_srandom_r" in ./protochk "extern $try" $hdrs && srandom_r_proto=I_TS ;; esac case "$srandom_r_proto" in - '') d_srandom_r=undef + ''|0) d_srandom_r=undef srandom_r_proto=0 echo "Disabling srandom_r, cannot determine prototype." >&4 ;; * ) case "$srandom_r_proto" in @@ -15100,6 +16251,8 @@ case "$d_srandom_r" in *) case "$usethreads" in define) echo "srandom_r has no prototype, not using it." >&4 ;; esac + d_srandom_r=undef + srandom_r_proto=0 ;; esac ;; @@ -15129,280 +16282,44 @@ 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); +: see if this is a sys/vfs.h system +set sys/vfs.h i_sysvfs +eval $inhdr - 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; +: see if this is a sys/statfs.h system +set sys/statfs.h i_sysstatfs +eval $inhdr -} -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 - ;; + +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 +"$define") echo "Yes, it does." ;; +*) echo "No, it doesn't." ;; esac -: see if _base is also standard -val="$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 - $rm -f try.c try + + +: see if struct statfs knows about f_flags +case "$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 -set d_stdiobase -eval $setvar +case "$d_statfs_f_flags" in +"$define") echo "Yes, it does." ;; +*) echo "No, it doesn't." ;; +esac $cat >&4 <&4 ;; * ) case "$strerror_r_proto" in @@ -15546,6 +16463,8 @@ case "$d_strerror_r" in *) case "$usethreads" in define) echo "strerror_r has no prototype, not using it." >&4 ;; esac + d_strerror_r=undef + strerror_r_proto=0 ;; esac ;; @@ -15557,6 +16476,14 @@ esac set strftime d_strftime eval $inlibc +: see if strlcat exists +set strlcat d_strlcat +eval $inlibc + +: see if strlcpy exists +set strlcpy d_strlcpy +eval $inlibc + : see if strtod exists set strtod d_strtod eval $inlibc @@ -15853,6 +16780,24 @@ echo " " set d_telldirproto telldir $i_systypes sys/types.h $i_dirent dirent.h eval $hasproto +: see if time exists +echo " " +if test "X$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 if this is a sys/times.h system set sys/times.h i_systimes eval $inhdr @@ -15880,7 +16825,7 @@ set tmpnam_r d_tmpnam_r eval $inlibc case "$d_tmpnam_r" in "$define") - hdrs="$i_systypes sys/types.h define stdio.h $i_stdio stdio.h" + hdrs="$i_systypes sys/types.h define stdio.h " case "$d_tmpnam_r_proto:$usethreads" in ":define") d_tmpnam_r_proto=define set d_tmpnam_r_proto tmpnam_r $hdrs @@ -15894,7 +16839,7 @@ case "$d_tmpnam_r" in ./protochk "extern $try" $hdrs && tmpnam_r_proto=B_B ;; esac case "$tmpnam_r_proto" in - '') d_tmpnam_r=undef + ''|0) d_tmpnam_r=undef tmpnam_r_proto=0 echo "Disabling tmpnam_r, cannot determine prototype." >&4 ;; * ) case "$tmpnam_r_proto" in @@ -15907,6 +16852,8 @@ case "$d_tmpnam_r" in *) case "$usethreads" in define) echo "tmpnam_r has no prototype, not using it." >&4 ;; esac + d_tmpnam_r=undef + tmpnam_r_proto=0 ;; esac ;; @@ -15945,7 +16892,7 @@ case "$d_ttyname_r" in ./protochk "extern $try" $hdrs && ttyname_r_proto=B_IBI ;; esac case "$ttyname_r_proto" in - '') d_ttyname_r=undef + ''|0) d_ttyname_r=undef ttyname_r_proto=0 echo "Disabling ttyname_r, cannot determine prototype." >&4 ;; * ) case "$ttyname_r_proto" in @@ -15958,6 +16905,8 @@ case "$d_ttyname_r" in *) case "$usethreads" in define) echo "ttyname_r has no prototype, not using it." >&4 ;; esac + d_ttyname_r=undef + ttyname_r_proto=0 ;; esac ;; @@ -15984,7 +16933,7 @@ case "$multiarch" in ''|[nN]*) multiarch="$undef" ;; esac -: check for ordering of bytes in a long +: check for ordering of bytes in a UV echo " " case "$usecrosscompile$multiarch" in *$define*) @@ -16007,21 +16956,27 @@ an Alpha will report 12345678. If the test program works the default is probably right. I'm now running the test program... EOM - $cat >try.c <<'EOCP' + $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif +#include +typedef $uvtype UV; int main() { int i; union { - unsigned long l; - char c[sizeof(long)]; + UV l; + char c[$uvsize]; } u; - if (sizeof(long) > 4) - u.l = (0x08070605L << 32) | 0x04030201L; + if ($uvsize > 4) + u.l = (((UV)0x08070605) << 32) | (UV)0x04030201; else - u.l = 0x04030201L; - for (i = 0; i < sizeof(long); i++) + u.l = (UV)0x04030201; + for (i = 0; i < $uvsize; i++) printf("%c", u.c[i]+'0'); printf("\n"); exit(0); @@ -16048,7 +17003,7 @@ EOM fi case "$xxx_prompt" in y) - rp="What is the order of bytes in a long?" + rp="What is the order of bytes in $uvtype?" . ./myread byteorder="$ans" ;; @@ -16069,6 +17024,10 @@ EOM case "$d_u32align" in '') $cat >try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #define U32 $u32type #define BYTEORDER 0x$byteorder #define U8 $u8type @@ -16097,10 +17056,10 @@ int main() { buf[1] = 0; buf[2] = 0; buf[3] = 1; + buf[4] = 0; buf[5] = 0; buf[6] = 0; - buf[7] = 0; - buf[8] = 1; + buf[7] = 1; for (i = 0; i < 4; i++) { up = (U32*)(buf + i); @@ -16376,9 +17335,9 @@ esac : set the base revision baserev=5.0 -: how do we catenate cpp tokens here? +: how do we concatenate cpp tokens here? echo " " -echo "Checking to see how your cpp does stuff like catenate tokens..." >&4 +echo "Checking to see how your cpp does stuff like concatenate tokens..." >&4 $cat >cpp_stuff.c <<'EOCP' #define RCAT(a,b)a/**/b #define ACAT(a,b)a ## b @@ -16397,8 +17356,8 @@ elif $contains 'Reiser' cpp_stuff.out >/dev/null 2>&1; then cpp_stuff=1 else $cat >&4 < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #include int main(int argc, char *argv[]) { @@ -16758,6 +17721,10 @@ sunos) $echo '#define PERL_FFLUSH_ALL_FOPEN_MAX 32' > try.c ;; esac $cat >>try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #$i_unistd I_UNISTD #ifdef I_UNISTD # include @@ -17074,6 +18041,10 @@ echo "Checking the size of $zzz..." >&4 cat > try.c < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { printf("%d\n", (int)sizeof($gidtype)); exit(0); @@ -17736,6 +18707,7 @@ EOM esac fi : locate the preferred pager for this system +fn=f/ case "$pager" in '') dflt='' @@ -17755,10 +18727,14 @@ case "$pager" in '') dflt=/usr/ucb/more;; esac ;; -*) dflt="$pager";; +*) dflt="$pager" + : Instruct ./getfile to trust the hinted or previous pager value, + : even if it does not begin with a slash. For example, on os2, + : pager might be cmd /c more. See comments in UU/getfile. + fn="f/($pager)" + ;; esac echo " " -fn=f/ rp='What pager is used on your system?' . ./getfile pager="$ans" @@ -17768,21 +18744,16 @@ rp="What is the type of process ids on this system?" set pid_t pidtype int stdio.h sys/types.h eval $typedef_ask -: Find earliest binary compatible site_perl subdirectory perl can use. -case "$bincompat5005" in -"$define") xs_apiversion='5.005' ;; -*) xs_apiversion=$version ;; # The current site_perl version. -esac -: Find earliest pure perl site_perl subdirectory perl can use. -: The versioned directories started at 5.005. -pm_apiversion='5.005' - : see if ar generates random libraries by itself echo " " echo "Checking how to generate random libraries on your machine..." >&4 echo 'int bar1() { return bar2(); }' > bar1.c echo 'int bar2() { return 2; }' > bar2.c -$cat > foo.c <<'EOP' +$cat > foo.c < +#endif int main() { printf("%d\n", bar1()); exit(0); } EOP $cc $ccflags -c bar1.c >/dev/null 2>&1 @@ -17872,7 +18843,8 @@ esac : check for the select 'width' case "$selectminbits" in -'') case "$d_select" in +'') safebits=`expr $ptrsize \* 8` + case "$d_select" in $define) $cat < /* Might include */ #endif #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif $selecttype b; #define S sizeof(*(b)) #define MINBITS 64 #define NBYTES (S * 8 > MINBITS ? S : MINBITS/8) #define NBITS (NBYTES * 8) int main() { - char s[NBYTES]; + char *s = malloc(NBYTES); struct timeval t; int i; FILE* fp; int fd; + if (!s) + exit(1); fclose(stdin); fp = fopen("try.c", "r"); if (fp == 0) - exit(1); + exit(2); fd = fileno(fp); if (fd < 0) - exit(2); + exit(3); b = ($selecttype)s; for (i = 0; i < NBITS; i++) FD_SET(i, b); @@ -17930,6 +18908,7 @@ int main() { t.tv_usec = 0; select(fd + 1, b, 0, 0, &t); for (i = NBITS - 1; i > fd && FD_ISSET(i, b); i--); + free(s); printf("%d\n", i + 1); return 0; } @@ -17940,10 +18919,10 @@ EOCP case "$selectminbits" in '') cat >&4 < signal.c <<'EOCP' +$cat > signal.c < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #include int main() { @@ -18086,7 +19070,7 @@ END { $cat >signal.awk <<'EOP' BEGIN { ndups = 0 } $1 ~ /^NSIG$/ { nsig = $2 } -($1 !~ /^NSIG$/) && (NF == 2) { +($1 !~ /^NSIG$/) && (NF == 2) && ($2 ~ /^[0-9][0-9]*$/) { if ($2 > maxsig) { maxsig = $2 } if (sig_name[$2]) { dup_name[ndups] = $1 @@ -18239,6 +19223,10 @@ echo "Checking the size of $zzz..." >&4 cat > try.c < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { printf("%d\n", (int)sizeof($sizetype)); exit(0); @@ -18342,6 +19330,10 @@ eval $typedef dflt="$ssizetype" $cat > try.c < +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif #include #define Size_t $sizetype #define SSize_t $dflt @@ -18391,24 +19383,6 @@ $rm -f stdioh -: see if time exists -echo " " -if test "X$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()." @@ -18442,6 +19416,10 @@ echo "Checking the size of $zzz..." >&4 cat > try.c < #include +#$i_stdlib I_STDLIB +#ifdef I_STDLIB +#include +#endif int main() { printf("%d\n", (int)sizeof($uidtype)); exit(0); @@ -18539,6 +19517,16 @@ case "$uidsign" in ;; esac + +case "$usesitecustomize" in + $define|true|[Yy]*) + usesitecustomize="$define" + ;; + *) + usesitecustomize="$undef" + ;; + esac + : determine compiler compiler case "$yacc" in '') @@ -18599,10 +19587,6 @@ 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 $inhdr @@ -18818,7 +19802,7 @@ for i in \`$cc -v -c tmp.c 2>&1 $postprocess_cc_v\` do case "\$i" in -D*) echo "\$i" | $sed 's/^-D//';; - -A*) $test "$gccversion" && echo "\$i" | $sed 's/^-A\(.*\)(\(.*\))/\1=\2/';; + -A*) $test "$gccversion" && echo "\$i" | $sed 's/^-A//' | $sed 's/\(.*\)(\(.*\))/\1=\2/';; esac done $rm -f try.c @@ -19108,9 +20092,7 @@ 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" +known_extensions="$known_extensions threads/shared" set X $nonxs_extensions shift nonxs_extensions="$*" @@ -19142,7 +20124,7 @@ for xxx in $known_extensions ; do case "$i_ndbm" in $define) case "$osname-$use64bitint" in - cygwin-*|hpux-define) + hpux-define) case "$libs" in *-lndbm*) avail_ext="$avail_ext $xxx" ;; esac @@ -19156,7 +20138,7 @@ for xxx in $known_extensions ; do case "${i_dbm}${i_rpcsvcdbm}" in *"${define}"*) case "$osname-$use64bitint" in - cygwin-*|hpux-define) + hpux-define) case "$libs" in *-ldbm*) avail_ext="$avail_ext $xxx" ;; esac @@ -19200,14 +20182,33 @@ for xxx in $known_extensions ; do esac esac ;; - threads|threads/shared) - case "$usethreads" in - true|$define|y) - case "$useithreads" in - $define|true|[yY]*) avail_ext="$avail_ext $xxx" ;; - esac + XS/APItest|xs/apitest) + # This is just for testing. Skip it unless we have dynamic loading. + + case "$usedl" in + $define) avail_ext="$avail_ext $xxx" ;; + esac + ;; + XS/Typemap|xs/typemap) + # This is just for testing. Skip it unless we have dynamic loading. + case "$usedl" in + $define) avail_ext="$avail_ext $xxx" ;; esac ;; + threads|threads/shared) + # threads and threads::shared are special cases. + # To stop people from asking "Perl 5.8.0 was supposed + # to have this new fancy threads implementation but my + # perl doesn't have it" and from people trying to + # (re)install the threads module using CPAN.pm and + # CPAN.pm then offering to reinstall Perl 5.8.0, + # the threads.pm and threads/shared.pm will always be + # there, croaking informatively ("you need to rebuild + # all of Perl with threads, sorry") when threads haven't + # been compiled in. + # --jhi + avail_ext="$avail_ext $xxx" + ;; IPC/SysV|ipc/sysv) : XXX Do we need a useipcsysv variable here case "${d_msg}${d_sem}${d_shm}" in @@ -19223,6 +20224,39 @@ set X $avail_ext shift avail_ext="$*" +case "$onlyextensions" in +'') ;; +*) keepextensions='' + echo "You have requested that only certains extensions be included..." >&4 + for i in $onlyextensions; do + case " $avail_ext " in + *" $i "*) + echo "Keeping extension $i." + keepextensions="$keepextensions $i" + ;; + *) echo "Ignoring extension $i." ;; + esac + done + avail_ext="$keepextensions" + ;; +esac + +case "$noextensions" in +'') ;; +*) keepextensions='' + echo "You have requested that certain extensions be ignored..." >&4 + for i in $avail_ext; do + case " $noextensions " in + *" $i "*) echo "Ignoring extension $i." ;; + *) echo "Keeping extension $i."; + keepextensions="$keepextensions $i" + ;; + esac + done + avail_ext="$keepextensions" + ;; +esac + : Now see which nonxs extensions are supported on this system. : For now assume all are. nonxs_ext='' @@ -19248,7 +20282,19 @@ Note that DynaLoader is always built and need not be mentioned here. EOM case "$dynamic_ext" in - '') dflt="$avail_ext" ;; + '') + : Exclude those listed in static_ext + dflt='' + for xxx in $avail_ext; do + case " $static_ext " in + *" $xxx "*) ;; + *) dflt="$dflt $xxx" ;; + esac + done + set X $dflt + shift + dflt="$*" + ;; *) dflt="$dynamic_ext" # Perhaps we are reusing an old out-of-date config.sh. case "$hint" in @@ -19344,11 +20390,42 @@ EOM esac ;; esac +# +# Encode is a special case. If we are building Encode as a static +# extension, we need to explicitly list its subextensions as well. +# For other nested extensions, this is handled automatically by +# the appropriate Makefile.PL. +case " $static_ext " in + *" Encode "*) # Add the subextensions of Encode + cd "$rsrc/ext" + for xxx in `ls Encode/*/Makefile.PL|awk -F/ '{print $2}'`; do + static_ext="$static_ext Encode/$xxx" + done + cd "$tdir" + ;; +esac set X $dynamic_ext $static_ext $nonxs_ext shift extensions="$*" +# Sanity check: We require an extension suitable for use with +# AnyDBM_File, as well as Fcntl and IO. (Failure to have these +# should show up as failures in the test suite, but it's helpful to +# catch them now.) The 'extensions' list is normally sorted +# alphabetically, so we need to accept either +# DB_File ... Fcntl ... IO .... +# or something like +# Fcntl ... NDBM_File ... IO .... +case " $extensions" in +*"_File "*" Fcntl "*" IO "*) ;; # DB_File +*" Fcntl "*"_File "*" IO "*) ;; # GDBM_File +*" Fcntl "*" IO "*"_File "*) ;; # NDBM_File +*) echo "WARNING: Extensions DB_File or *DBM_File, Fcntl, and IO not configured." >&4 + echo "WARNING: The Perl you are building will be quite crippled." >& 4 + ;; +esac + : Remove libraries needed only for extensions : The appropriate ext/Foo/Makefile.PL will add them back in, if necessary. : The exception is SunOS 4.x, which needs them. @@ -19475,7 +20552,6 @@ awk='$awk' baserev='$baserev' bash='$bash' bin='$bin' -bincompat5005='$bincompat5005' binexp='$binexp' bison='$bison' byacc='$byacc' @@ -19535,6 +20611,7 @@ d_SCNfldbl='$d_SCNfldbl' d__fwalk='$d__fwalk' d_access='$d_access' d_accessx='$d_accessx' +d_aintl='$d_aintl' d_alarm='$d_alarm' d_archlib='$d_archlib' d_asctime_r='$d_asctime_r' @@ -19543,7 +20620,6 @@ d_atoll='$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='$d_bsdsetpgrp' @@ -19558,6 +20634,7 @@ d_class='$d_class' d_closedir='$d_closedir' d_cmsghdr_s='$d_cmsghdr_s' d_const='$d_const' +d_copysignl='$d_copysignl' d_crypt='$d_crypt' d_crypt_r='$d_crypt_r' d_csh='$d_csh' @@ -19591,6 +20668,7 @@ d_endsent='$d_endsent' d_endservent_r='$d_endservent_r' d_eofnblk='$d_eofnblk' d_eunice='$d_eunice' +d_faststdio='$d_faststdio' d_fchdir='$d_fchdir' d_fchmod='$d_fchmod' d_fchown='$d_fchown' @@ -19682,6 +20760,7 @@ d_gnulibc='$d_gnulibc' d_grpasswd='$d_grpasswd' d_hasmntopt='$d_hasmntopt' d_htonl='$d_htonl' +d_ilogbl='$d_ilogbl' d_index='$d_index' d_inetaton='$d_inetaton' d_int64_t='$d_int64_t' @@ -19693,6 +20772,7 @@ d_isnanl='$d_isnanl' d_killpg='$d_killpg' d_lchown='$d_lchown' d_ldbl_dig='$d_ldbl_dig' +d_libm_lib_version='$d_libm_lib_version' d_link='$d_link' d_localtime_r='$d_localtime_r' d_locconv='$d_locconv' @@ -19719,6 +20799,7 @@ d_mktime='$d_mktime' d_mmap='$d_mmap' d_modfl='$d_modfl' d_modfl_pow32_bug='$d_modfl_pow32_bug' +d_modflproto='$d_modflproto' d_mprotect='$d_mprotect' d_msg='$d_msg' d_msg_ctrunc='$d_msg_ctrunc' @@ -19737,7 +20818,6 @@ d_mymalloc='$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='$d_oldpthreads' @@ -19752,6 +20832,7 @@ d_poll='$d_poll' d_portable='$d_portable' d_procselfexe='$d_procselfexe' d_pthread_atfork='$d_pthread_atfork' +d_pthread_attr_setscope='$d_pthread_attr_setscope' d_pthread_yield='$d_pthread_yield' d_pwage='$d_pwage' d_pwchange='$d_pwchange' @@ -19777,6 +20858,7 @@ d_safebcpy='$d_safebcpy' d_safemcpy='$d_safemcpy' d_sanemcmp='$d_sanemcmp' d_sbrkproto='$d_sbrkproto' +d_scalbnl='$d_scalbnl' d_sched_yield='$d_sched_yield' d_scm_rights='$d_scm_rights' d_seekdir='$d_seekdir' @@ -19859,6 +20941,8 @@ d_strerrm='$d_strerrm' d_strerror='$d_strerror' d_strerror_r='$d_strerror_r' d_strftime='$d_strftime' +d_strlcat='$d_strlcat' +d_strlcpy='$d_strlcpy' d_strtod='$d_strtod' d_strtol='$d_strtol' d_strtold='$d_strtold' @@ -19900,6 +20984,7 @@ d_ustat='$d_ustat' d_vendorarch='$d_vendorarch' d_vendorbin='$d_vendorbin' d_vendorlib='$d_vendorlib' +d_vendorscript='$d_vendorscript' d_vfork='$d_vfork' d_void_closedir='$d_void_closedir' d_voidsig='$d_voidsig' @@ -19954,6 +21039,7 @@ from='$from' full_ar='$full_ar' full_csh='$full_csh' full_sed='$full_sed' +gccansipedantic='$gccansipedantic' gccosandvers='$gccosandvers' gccversion='$gccversion' getgrent_r_proto='$getgrent_r_proto' @@ -19983,6 +21069,7 @@ gidtype='$gidtype' glibpth='$glibpth' gmake='$gmake' gmtime_r_proto='$gmtime_r_proto' +gnulibc_version='$gnulibc_version' grep='$grep' groupcat='$groupcat' groupstype='$groupstype' @@ -19991,6 +21078,10 @@ h_fcntl='$h_fcntl' h_sysfile='$h_sysfile' hint='$hint' hostcat='$hostcat' +html1dir='$html1dir' +html1direxp='$html1direxp' +html3dir='$html3dir' +html3direxp='$html3direxp' i16size='$i16size' i16type='$i16type' i32size='$i32size' @@ -20088,6 +21179,8 @@ incpath='$incpath' inews='$inews' installarchlib='$installarchlib' installbin='$installbin' +installhtml1dir='$installhtml1dir' +installhtml3dir='$installhtml3dir' installman1dir='$installman1dir' installman3dir='$installman3dir' installprefix='$installprefix' @@ -20096,12 +21189,22 @@ installprivlib='$installprivlib' installscript='$installscript' installsitearch='$installsitearch' installsitebin='$installsitebin' +installsitehtml1dir='$installsitehtml1dir' +installsitehtml3dir='$installsitehtml3dir' installsitelib='$installsitelib' +installsiteman1dir='$installsiteman1dir' +installsiteman3dir='$installsiteman3dir' +installsitescript='$installsitescript' installstyle='$installstyle' installusrbinperl='$installusrbinperl' installvendorarch='$installvendorarch' installvendorbin='$installvendorbin' +installvendorhtml1dir='$installvendorhtml1dir' +installvendorhtml3dir='$installvendorhtml3dir' installvendorlib='$installvendorlib' +installvendorman1dir='$installvendorman1dir' +installvendorman3dir='$installvendorman3dir' +installvendorscript='$installvendorscript' intsize='$intsize' issymlink='$issymlink' ivdformat='$ivdformat' @@ -20156,6 +21259,7 @@ man3dir='$man3dir' man3direxp='$man3direxp' man3ext='$man3ext' mips_type='$mips_type' +mistrustnm='$mistrustnm' mkdir='$mkdir' mmaptype='$mmaptype' modetype='$modetype' @@ -20180,6 +21284,7 @@ nroff='$nroff' nvEUformat='$nvEUformat' nvFUformat='$nvFUformat' nvGUformat='$nvGUformat' +nv_preserves_uv_bits='$nv_preserves_uv_bits' nveformat='$nveformat' nvfformat='$nvfformat' nvgformat='$nvgformat' @@ -20208,7 +21313,6 @@ pg='$pg' phostname='$phostname' pidtype='$pidtype' plibpth='$plibpth' -pm_apiversion='$pm_apiversion' pmake='$pmake' pr='$pr' prefix='$prefix' @@ -20279,11 +21383,21 @@ sitearch='$sitearch' sitearchexp='$sitearchexp' sitebin='$sitebin' sitebinexp='$sitebinexp' +sitehtml1dir='$sitehtml1dir' +sitehtml1direxp='$sitehtml1direxp' +sitehtml3dir='$sitehtml3dir' +sitehtml3direxp='$sitehtml3direxp' sitelib='$sitelib' sitelib_stem='$sitelib_stem' sitelibexp='$sitelibexp' +siteman1dir='$siteman1dir' +siteman1direxp='$siteman1direxp' +siteman3dir='$siteman3dir' +siteman3direxp='$siteman3direxp' siteprefix='$siteprefix' siteprefixexp='$siteprefixexp' +sitescript='$sitescript' +sitescriptexp='$sitescriptexp' sizesize='$sizesize' sizetype='$sizetype' sleep='$sleep' @@ -20349,9 +21463,11 @@ use64bitall='$use64bitall' use64bitint='$use64bitint' usecrosscompile='$usecrosscompile' usedl='$usedl' +usefaststdio='$usefaststdio' useithreads='$useithreads' uselargefiles='$uselargefiles' uselongdouble='$uselongdouble' +usemallocwrap='$usemallocwrap' usemorebits='$usemorebits' usemultiplicity='$usemultiplicity' usemymalloc='$usemymalloc' @@ -20360,8 +21476,10 @@ useopcode='$useopcode' useperlio='$useperlio' useposix='$useposix' usereentrant='$usereentrant' +userelocatableinc='$userelocatableinc' usesfio='$usesfio' useshrplib='$useshrplib' +usesitecustomize='$usesitecustomize' usesocks='$usesocks' usethreads='$usethreads' usevendorprefix='$usevendorprefix' @@ -20378,18 +21496,27 @@ vendorarch='$vendorarch' vendorarchexp='$vendorarchexp' vendorbin='$vendorbin' vendorbinexp='$vendorbinexp' +vendorhtml1dir='$vendorhtml1dir' +vendorhtml1direxp='$vendorhtml1direxp' +vendorhtml3dir='$vendorhtml3dir' +vendorhtml3direxp='$vendorhtml3direxp' vendorlib='$vendorlib' vendorlib_stem='$vendorlib_stem' vendorlibexp='$vendorlibexp' +vendorman1dir='$vendorman1dir' +vendorman1direxp='$vendorman1direxp' +vendorman3dir='$vendorman3dir' +vendorman3direxp='$vendorman3direxp' vendorprefix='$vendorprefix' vendorprefixexp='$vendorprefixexp' +vendorscript='$vendorscript' +vendorscriptexp='$vendorscriptexp' version='$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'