# $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
#
-# Generated on Fri Sep 1 21:10:02 EET DST 2000 [metaconfig 3.0 PL70]
+# Generated on Thu Nov 16 16:33:41 EET 2000 [metaconfig 3.0 PL70]
# (with additional metaconfig patches by perlbug@perl.org)
cat >/tmp/c1$$ <<EOF
ccsymbols=''
cppccsymbols=''
cppsymbols=''
+perllibs=''
dynamic_ext=''
extensions=''
known_extensions=''
cpprun=''
cppstdin=''
crosscompile=''
+d__fwalk=''
d_access=''
d_accessx=''
d_alarm=''
d_fchmod=''
d_fchown=''
d_fcntl=''
+d_fcntl_can_lock=''
d_fd_macros=''
d_fd_set=''
d_fds_bits=''
d_fseeko=''
d_fsetpos=''
d_fstatfs=''
+d_fsync=''
d_ftello=''
d_ftime=''
d_gettimeod=''
d_getnbyname=''
d_getnent=''
d_getnetprotos=''
+d_getpagsz=''
d_getpent=''
d_getpgid=''
d_getpgrp2=''
d_safebcpy=''
d_safemcpy=''
d_sanemcmp=''
+d_sbrkproto=''
d_select=''
d_sem=''
d_semctl=''
d_statvfs=''
d_stdio_cnt_lval=''
d_stdio_ptr_lval=''
+d_stdio_ptr_lval_nochange_cnt=''
+d_stdio_ptr_lval_sets_cnt=''
d_stdiobase=''
d_stdstdio=''
stdio_base=''
man3dir=''
man3direxp=''
man3ext=''
-huge=''
-large=''
-medium=''
-models=''
-small=''
-split=''
modetype=''
multiarch=''
mydomain=''
usevendorprefix=''
vendorprefix=''
vendorprefixexp=''
+versiononly=''
defvoidused=''
voidflags=''
pm_apiversion=''
i_whoami=''
ccname=''
ccversion=''
+perllibs=''
: set useposix=false in your hint file to disable the POSIX extension.
useposix=true
: set useopcode=false in your hint file to disable the Opcode extension.
loclibpth="$loclibpth /opt/gnu/lib /usr/GNU/lib /opt/GNU/lib"
: general looking path for locating libraries
-glibpth="/usr/lib/large /lib /usr/lib $xlibpth"
-glibpth="$glibpth /lib/large /usr/lib/small /lib/small"
+glibpth="/lib /usr/lib $xlibpth"
glibpth="$glibpth /usr/ccs/lib /usr/ucblib /usr/local/lib"
test -f /usr/shlib/libc.so && glibpth="/usr/shlib $glibpth"
test -f /shlib/libc.so && glibpth="/shlib $glibpth"
This is an UNSTABLE DEVELOPMENT release.
The version of this $package distribution is $xversion, that is, odd,
(as opposed to even) and that signifies a development release.
- If you want a maintenance release, you want an even-numbered version.)
+ If you want a maintenance release, you want an even-numbered version.
Do ***NOT*** install this into production use.
Data corruption and crashes are possible.
return 0;
}
EOM
- if $cc -o try try.c; then
+ if $cc -o try $ccflags try.c; then
:
else
echo "Uh-oh, the C compiler '$cc' doesn't seem to be working." >&4
fi
fi
if $test X"$despair" = Xyes; then
- echo "You need to find a working C compiler." >&4
- echo "I cannot continue any further, aborting." >&4
+ $cat >&4 <<EOM
+You need to find a working C compiler.
+Either (purchase and) install the C compiler supplied by your OS vendor,
+or for a free C compiler try http://gcc.gnu.org/
+I cannot continue any further, aborting.
+EOM
exit 1
fi
fi
rp="I see a config.sh file. Shall I use it to set the defaults?"
. UU/myread
case "$ans" in
- n*|N*) echo "OK, I'll ignore it."; mv config.sh config.sh.old;;
+ n*|N*) echo "OK, I'll ignore it."
+ mv config.sh config.sh.old
+ myuname="$newmyuname"
+ ;;
*) echo "Fetching default answers from your old config.sh file..." >&4
tmp_n="$n"
tmp_c="$c"
esac
;;
next*) osname=next ;;
+ nonstop-ux) osname=nonstopux ;;
POSIX-BC | posix-bc ) osname=posix-bc
osvers="$3"
;;
;;
esac
test "$override" && . ./optdef.sh
-myuname="$newmyuname"
: Restore computed paths
for file in $loclist $trylist; do
set usemultiplicity
eval $setvar
-: determine where manual pages are on this system
-echo " "
-case "$sysman" in
-'')
- syspath='/usr/man/man1 /usr/man/mann /usr/man/manl /usr/man/local/man1'
- syspath="$syspath /usr/man/u_man/man1 /usr/share/man/man1"
- syspath="$syspath /usr/catman/u_man/man1 /usr/man/l_man/man1"
- syspath="$syspath /usr/local/man/u_man/man1 /usr/local/man/l_man/man1"
- syspath="$syspath /usr/man/man.L /local/man/man1 /usr/local/man/man1"
- sysman=`./loc . /usr/man/man1 $syspath`
- ;;
-esac
-if $test -d "$sysman"; then
- echo "System manual is in $sysman." >&4
-else
- echo "Could not find manual pages in source form." >&4
-fi
-
-: see what memory models we can support
-case "$models" in
-'')
- $cat >pdp11.c <<'EOP'
-int main() {
-#ifdef pdp11
- exit(0);
-#else
- exit(1);
-#endif
-}
-EOP
- case "$cc" in
- '') modelcc="$cc" ;;
- *) modelcc="cc" ;;
- esac
- ( $modelcc -o pdp11 pdp11.c ) >/dev/null 2>&1
- if $test -f pdp11 && ./pdp11 2>/dev/null; then
- dflt='unsplit split'
- else
- tans=`./loc . X /lib/small /lib/large /usr/lib/small /usr/lib/large /lib/medium /usr/lib/medium /lib/huge`
- case "$tans" in
- X) dflt='none';;
- *) if $test -d /lib/small || $test -d /usr/lib/small; then
- dflt='small'
- else
- dflt=''
- fi
- if $test -d /lib/medium || $test -d /usr/lib/medium; then
- dflt="$dflt medium"
- fi
- if $test -d /lib/large || $test -d /usr/lib/large; then
- dflt="$dflt large"
- fi
- if $test -d /lib/huge || $test -d /usr/lib/huge; then
- dflt="$dflt huge"
- fi
- esac
- fi;;
-*) dflt="$models";;
-esac
-$cat <<EOM
-
-Some systems have different model sizes. On most systems they are called
-small, medium, large, and huge. On the PDP11 they are called unsplit and
-split. If your system doesn't support different memory models, say "none".
-If you wish to force everything to one memory model, say "none" here and
-put the appropriate flags later when it asks you for other cc and ld flags.
-Venix systems may wish to put "none" and let the compiler figure things out.
-(In the following question multiple model names should be space separated.)
-
-The default for most systems is "none".
-
-EOM
-rp="Which memory models are supported?"
-. ./myread
-models="$ans"
-
-case "$models" in
-none)
- small=''
- medium=''
- large=''
- huge=''
- unsplit=''
- split=''
- ;;
-*split)
- case "$split" in
- '') if $contains '\-i' $sysman/ld.1 >/dev/null 2>&1 || \
- $contains '\-i' $sysman/cc.1 >/dev/null 2>&1; then
- dflt='-i'
- else
- dflt='none'
- fi;;
- *) dflt="$split";;
- esac
- rp="What flag indicates separate I and D space?"
- . ./myread
- tans="$ans"
- case "$tans" in
- none) tans='';;
- esac
- split="$tans"
- unsplit='';;
-*large*|*small*|*medium*|*huge*)
- case "$models" in
- *large*)
- case "$large" in
- '') dflt='-Ml';;
- *) dflt="$large";;
- esac
- rp="What flag indicates large model?"
- . ./myread
- tans="$ans"
- case "$tans" in
- none) tans='';
- esac
- large="$tans";;
- *) large='';;
- esac
- case "$models" in
- *huge*) case "$huge" in
- '') dflt='-Mh';;
- *) dflt="$huge";;
- esac
- rp="What flag indicates huge model?"
- . ./myread
- tans="$ans"
- case "$tans" in
- none) tans='';
- esac
- huge="$tans";;
- *) huge="$large";;
- esac
- case "$models" in
- *medium*) case "$medium" in
- '') dflt='-Mm';;
- *) dflt="$medium";;
- esac
- rp="What flag indicates medium model?"
- . ./myread
- tans="$ans"
- case "$tans" in
- none) tans='';
- esac
- medium="$tans";;
- *) medium="$large";;
- esac
- case "$models" in
- *small*) case "$small" in
- '') dflt='none';;
- *) dflt="$small";;
- esac
- rp="What flag indicates small model?"
- . ./myread
- tans="$ans"
- case "$tans" in
- none) tans='';
- esac
- small="$tans";;
- *) small='';;
- esac
- ;;
-*)
- echo "Unrecognized memory models--you may have to edit Makefile.SH" >&4
- ;;
-esac
-$rm -f pdp11.* pdp11
-
: make some quick guesses about what we are up against
echo " "
$echo $n "Hmm... $c"
then
echo "Looks kind of like an OSF/1 system, but we'll see..."
echo exit 0 >osf1
-elif test `echo abc | tr a-z A-Z` = Abc ; then
+elif test `echo abc | $tr a-z A-Z` = Abc ; then
xxx=`./loc addbib blurfl $pth`
if $test -f $xxx; then
echo "Looks kind of like a USG system with BSD features, but we'll see..."
;;
esac
: Detect OS2. The p_ variable is set above in the Head.U unit.
+: Note that this also -- wrongly -- detects e.g. dos-djgpp, which also uses
+: semicolon as a patch separator
case "$p_" in
:) ;;
*)
$cat <<'EOI'
I have the feeling something is not exactly right, however...don't tell me...
lemme think...does HAL ring a bell?...no, of course, you're only running OS/2!
+(Or you may be running DOS with DJGPP.)
EOI
echo exit 0 >os2
;;
$eunicefix bsd usg v7 osf1 eunice xenix venix os2
$rm -f foo
-: see if we need a special compiler
-echo " "
-if ./usg; then
- case "$cc" in
- '') case "$Mcc" in
- /*) dflt='Mcc';;
- *) case "$large" in
- -M*) dflt='cc';;
- *) if $contains '\-M' $sysman/cc.1 >/dev/null 2>&1 ; then
- if $contains '\-M' $sysman/cpp.1 >/dev/null 2>&1; then
- dflt='cc'
- else
- dflt='cc -M'
- fi
- else
- dflt='cc'
- fi;;
- esac;;
- esac;;
- *) dflt="$cc";;
- esac
- case "$dflt" in
- *M*) $cat <<'EOM'
-On some older systems the default C compiler will not resolve multiple global
-references that happen to have the same name. On some such systems the "Mcc"
-command may be used to force these to be resolved. On other systems a "cc -M"
-command is required. (Note that the -M flag on other systems indicates a
-memory model to use!) If you have the Gnu C compiler, you might wish to use
-that instead.
-
-EOM
- ;;
- esac
- rp="Use which C compiler?"
- . ./myread
- cc="$ans"
-else
- case "$cc" in
- '') dflt=cc;;
- *) dflt="$cc";;
- esac
- rp="Use which C compiler?"
- . ./myread
- cc="$ans"
-fi
+case "$cc" in
+'') dflt=cc;;
+*) dflt="$cc";;
+esac
+rp="Use which C compiler?"
+. ./myread
+cc="$ans"
: Look for a hint-file generated 'call-back-unit'. Now that the
: user has specified the compiler, we may need to set or change some
: other defaults.
exit(0);
}
EOM
-if $cc $ldflags -o gccvers gccvers.c; then
+if $cc -o gccvers $ldflags gccvers.c; then
gccversion=`./gccvers`
case "$gccversion" in
'') echo "You are not using GNU cc." ;;
case "$fn" in
*\(*)
- expr $fn : '.*(\(.*\)).*' | tr ',' $trnl >getfile.ok
+ expr $fn : '.*(\(.*\)).*' | $tr ',' $trnl >getfile.ok
fn=`echo $fn | sed 's/(.*)//'`
;;
esac
#include <stdio.h>
int main() { printf("Ok\n"); exit(0); }
EOF
-set X $cc $optimize $ccflags -o try $ldflags try.c $libs
+set X $cc -o try $optimize $ccflags $ldflags try.c $libs
shift
$cat >try.msg <<'EOM'
I've tried to compile and run the following simple program:
EOM
dflt=y
-if sh -c "$cc $optimize $ccflags -o try $ldflags try.c $libs" >>try.msg 2>&1; then
+if sh -c "$cc -o try $optimize $ccflags $ldflags try.c $libs" >>try.msg 2>&1; then
if sh -c './try' >>try.msg 2>&1; then
xxx=`./try`
case "$xxx" in
compile='
mc_file=$1;
shift;
-$cc $optimize $ccflags $ldflags -o ${mc_file} $* ${mc_file}.c $libs > /dev/null 2>&1;'
+$cc -o ${mc_file} $optimize $ccflags $ldflags $* ${mc_file}.c $libs > /dev/null 2>&1;'
: define a shorthand compile call for compilations that should be ok.
compile_ok='
mc_file=$1;
shift;
-$cc $optimize $ccflags $ldflags -o ${mc_file} $* ${mc_file}.c $libs;'
+$cc -o ${mc_file} $optimize $ccflags $ldflags $* ${mc_file}.c $libs;'
: check for lengths of integral types
echo " "
s/0*\([0-9][0-9][0-9][0-9][0-9]\)/\1/g
G
s/\n/ /' | \
- sort | $sed -e 's/^.* //'`
+ $sort | $sed -e 's/^.* //'`
eval set \$$#
done
$test -r $1 || set /usr/ccs/lib/libc.$so
EOM
else
dflt=''
- echo $libpth | tr ' ' $trnl | sort | uniq > libpath
+ echo $libpth | $tr ' ' $trnl | $sort | $uniq > libpath
cat >&4 <<EOM
I can't seem to find your C library. I've looked in the following places:
libc="$ans"
echo " "
-echo $libc $libnames | tr ' ' $trnl | sort | uniq > libnames
+echo $libc $libnames | $tr ' ' $trnl | $sort | $uniq > libnames
set X `cat libnames`
shift
xxx=files
fi;;
*)
echo "int main() { extern short $1$tdc; printf(\"%hd\", $1$tc); }" > t.c;
- if $cc $optimize $ccflags $ldflags -o t t.c $libs >/dev/null 2>&1;
+ if $cc -o t $optimize $ccflags $ldflags t.c $libs >/dev/null 2>&1;
then tval=true;
else tval=false;
fi;
hpux) dflt='+z' ;;
next) dflt='none' ;;
irix*) dflt='-KPIC' ;;
- svr4*|esix*|solaris) dflt='-KPIC' ;;
+ svr4*|esix*|solaris|nonstopux) dflt='-KPIC' ;;
sunos) dflt='-pic' ;;
*) dflt='none' ;;
esac
;;
*) case "$osname" in
- svr4*|esix*|solaris) dflt='-fPIC' ;;
+ svr4*|esix*|solaris|nonstopux) dflt='-fPIC' ;;
*) dflt='-fpic' ;;
esac ;;
esac ;;
next) dflt='none' ;;
solaris) dflt='-G' ;;
sunos) dflt='-assert nodefinitions' ;;
- svr4*|esix*) dflt="-G $ldflags" ;;
+ svr4*|esix*|nonstopux) dflt="-G $ldflags" ;;
*) dflt='none' ;;
esac
;;
;;
*) case "$useshrplib" in
'') case "$osname" in
- svr4*|dgux|dynixptx|esix|powerux|beos|cygwin*)
+ svr4*|nonstopux|dgux|dynixptx|esix|powerux|beos|cygwin*)
dflt=y
also='Building a shared libperl is required for dynamic loading to work on your system.'
;;
none) ldlibpthname='' ;;
esac
+: determine where manual pages are on this system
+echo " "
+case "$sysman" in
+'')
+ syspath='/usr/man/man1 /usr/man/mann /usr/man/manl /usr/man/local/man1'
+ syspath="$syspath /usr/man/u_man/man1 /usr/share/man/man1"
+ syspath="$syspath /usr/catman/u_man/man1 /usr/man/l_man/man1"
+ syspath="$syspath /usr/local/man/u_man/man1 /usr/local/man/l_man/man1"
+ syspath="$syspath /usr/man/man.L /local/man/man1 /usr/local/man/man1"
+ sysman=`./loc . /usr/man/man1 $syspath`
+ ;;
+esac
+if $test -d "$sysman"; then
+ echo "System manual is in $sysman." >&4
+else
+ echo "Could not find manual pages in source form." >&4
+fi
+
: determine where manual pages go
set man1dir man1dir none
eval $prefixit
/[ ]$myhostname[ . ]/p" > hosts
}
tmp_re="[ . ]"
- $test x`$awk "/[0-9].*[ ]$myhostname$tmp_re/ { sum++ }
+ if $test -f hosts; then
+ $test x`$awk "/[0-9].*[ ]$myhostname$tmp_re/ { sum++ }
END { print sum }" hosts` = x1 || tmp_re="[ ]"
- dflt=.`$awk "/[0-9].*[ ]$myhostname$tmp_re/ {for(i=2; i<=NF;i++) print \\\$i}" \
- hosts | $sort | $uniq | \
- $sed -n -e "s/$myhostname\.\([-a-zA-Z0-9_.]\)/\1/p"`
- case `$echo X$dflt` in
- X*\ *) echo "(Several hosts in /etc/hosts matched hostname)"
+ dflt=.`$awk "/[0-9].*[ ]$myhostname$tmp_re/ {for(i=2; i<=NF;i++) print \\\$i}" \
+ hosts | $sort | $uniq | \
+ $sed -n -e "s/$myhostname\.\([-a-zA-Z0-9_.]\)/\1/p"`
+ case `$echo X$dflt` in
+ X*\ *) echo "(Several hosts in the database matched hostname)"
+ dflt=.
+ ;;
+ X.) echo "(You do not have fully-qualified names in the hosts database)"
+ ;;
+ esac
+ else
+ echo "(I cannot locate a hosts database anywhere)"
dflt=.
- ;;
- X.) echo "(You do not have fully-qualified names in /etc/hosts)"
- ;;
- esac
+ fi
case "$dflt" in
.)
tans=`./loc resolv.conf X /etc /usr/etc`
. ./myread
perladmin="$ans"
+: determine whether to only install version-specific parts.
+echo " "
+$cat <<EOM
+Do you want to install only the version-specific parts of the perl
+distribution? Usually you do *not* want to do this.
+EOM
+case "$versiononly" in
+"$define"|[Yy]*|true) dflt='y' ;;
+*) dflt='n';
+esac
+rp="Do you want to install only the version-specific parts of perl?"
+. ./myread
+case "$ans" in
+[yY]*) val="$define";;
+*) val="$undef" ;;
+esac
+set versiononly
+eval $setvar
+
: figure out how to guarantee perl startup
case "$startperl" in
'')
a shell by starting the script with a single ':' character.
EOH
- dflt="$binexp/perl"
+ case "$versiononly" in
+ "$define") dflt="$binexp/perl$version";;
+ *) dflt="$binexp/perl";;
+ esac
rp='What shall I put after the #! to start up perl ("none" to not use #!)?'
. ./myread
case "$ans" in
;;
esac
+: see if _fwalk exists
+set fwalk d__fwalk
+eval $inlibc
+
: Initialize h_fcntl
h_fcntl=false
EOCP
: check sys/file.h first, no particular reason here
if $test `./findhdr sys/file.h` && \
- $cc $cppflags -DI_SYS_FILE -o access access.c >/dev/null 2>&1 ; then
+ $cc -o access $cppflags -DI_SYS_FILE access.c >/dev/null 2>&1 ; then
h_sysfile=true;
echo "<sys/file.h> defines the *_OK access constants." >&4
elif $test `./findhdr fcntl.h` && \
- $cc $cppflags -DI_FCNTL -o access access.c >/dev/null 2>&1 ; then
+ $cc -o access $cppflags -DI_FCNTL access.c >/dev/null 2>&1 ; then
h_fcntl=true;
echo "<fcntl.h> defines the *_OK access constants." >&4
elif $test `./findhdr unistd.h` && \
- $cc $cppflags -DI_UNISTD -o access access.c >/dev/null 2>&1 ; then
+ $cc -o access $cppflags -DI_UNISTD access.c >/dev/null 2>&1 ; then
echo "<unistd.h> defines the *_OK access constants." >&4
else
echo "I can't find the four *_OK access constants--I'll use mine." >&4
exit(1);
}
EOP
- if $cc -DTRY_BSD_PGRP $ccflags $ldflags -o set set.c $libs >/dev/null 2>&1 && ./set; then
+ if $cc -o set -DTRY_BSD_PGRP $ccflags $ldflags set.c $libs >/dev/null 2>&1 && ./set; then
echo "You have to use getpgrp(pid) instead of getpgrp()." >&4
val="$define"
- elif $cc $ccflags $ldflags -o set set.c $libs >/dev/null 2>&1 && ./set; then
+ elif $cc -o set $ccflags $ldflags set.c $libs >/dev/null 2>&1 && ./set; then
echo "You have to use getpgrp() instead of getpgrp(pid)." >&4
val="$undef"
else
exit(1);
}
EOP
- if $cc -DTRY_BSD_PGRP $ccflags $ldflags -o set set.c $libs >/dev/null 2>&1 && ./set; then
+ if $cc -o set -DTRY_BSD_PGRP $ccflags $ldflags set.c $libs >/dev/null 2>&1 && ./set; then
echo 'You have to use setpgrp(pid,pgrp) instead of setpgrp().' >&4
val="$define"
- elif $cc $ccflags $ldflags -o set set.c $libs >/dev/null 2>&1 && ./set; then
+ elif $cc -o set $ccflags $ldflags set.c $libs >/dev/null 2>&1 && ./set; then
echo 'You have to use setpgrp() instead of setpgrp(pid,pgrp).' >&4
val="$undef"
else
: Call the object file tmp-dyna.o in case dlext=o.
if $cc $ccflags $cccdlflags -c dyna.c > /dev/null 2>&1 &&
mv dyna${_o} tmp-dyna${_o} > /dev/null 2>&1 &&
- $ld $lddlflags -o dyna.$dlext tmp-dyna${_o} > /dev/null 2>&1 &&
- $cc $ccflags -o fred $ldflags $cccdlflags $ccdlflags fred.c $libs > /dev/null 2>&1; then
+ $ld -o dyna.$dlext $lddlflags tmp-dyna${_o} > /dev/null 2>&1 &&
+ $cc -o fred $ccflags $ldflags $cccdlflags $ccdlflags fred.c $libs > /dev/null 2>&1; then
xxx=`./fred`
case $xxx in
1) echo "Test program failed using dlopen." >&4
set fcntl d_fcntl
eval $inlibc
+echo " "
+: See if fcntl-based locking works.
+$cat >try.c <<'EOCP'
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+int main() {
+#if defined(F_SETLK) && defined(F_SETLKW)
+ struct flock flock;
+ int retval, fd;
+ fd = open("try.c", O_RDONLY);
+ flock.l_type = F_RDLCK;
+ flock.l_whence = SEEK_SET;
+ flock.l_start = flock.l_len = 0;
+ retval = fcntl(fd, F_SETLK, &flock);
+ close(fd);
+ (retval < 0 ? exit(2) : exit(0));
+#else
+ exit(2);
+#endif
+}
+EOCP
+echo "Checking if fcntl-based file locking works... "
+case "$d_fcntl" in
+"$define")
+ set try
+ if eval $compile_ok; then
+ if ./try; then
+ echo "Yes, it seems to work."
+ val="$define"
+ else
+ echo "Nope, it didn't work."
+ val="$undef"
+ fi
+ else
+ echo "I'm unable to compile the test program, so I'll assume not."
+ val="$undef"
+ fi
+ ;;
+*) val="$undef";
+ echo "Nope, since you don't even have fcntl()."
+ ;;
+esac
+set d_fcntl_can_lock
+eval $setvar
+$rm -f try*
+
+
hasfield='varname=$1; struct=$2; field=$3; shift; shift; shift;
while $test $# -ge 2; do
case "$1" in
eval $inlibc
+: see if fsync exists
+set fsync d_fsync
+eval $inlibc
+
: see if ftello exists
set ftello d_ftello
eval $inlibc
set d_getnetprotos getnetent $i_netdb netdb.h
eval $hasproto
+: see if getpagesize exists
+set getpagesize d_getpagsz
+eval $inlibc
+
: see if getprotobyname exists
set getprotobyname d_getpbyname
charsize="$ans"
$rm -f try.c try
+: check for volatile keyword
+echo " "
+echo 'Checking to see if your C compiler knows about "volatile"...' >&4
+$cat >try.c <<'EOCP'
+int main()
+{
+ typedef struct _goo_struct goo_struct;
+ goo_struct * volatile goo = ((goo_struct *)0);
+ struct _goo_struct {
+ long long_int;
+ int reg_int;
+ char char_var;
+ };
+ typedef unsigned short foo_t;
+ char *volatile foo;
+ volatile int bar;
+ volatile foo_t blech;
+ foo = foo;
+}
+EOCP
+if $cc -c $ccflags try.c >/dev/null 2>&1 ; then
+ val="$define"
+ echo "Yup, it does."
+else
+ val="$undef"
+ echo "Nope, it doesn't."
+fi
+set d_volatile
+eval $setvar
+$rm -f try.*
+
echo " "
$echo "Choosing the C types to be used for Perl's internal types..." >&4
;;
esac
-$echo "Checking whether your NVs can preserve your UVs..." >&4
+$echo "Checking how many bits of your UVs your NVs can preserve..." >&4
+: volatile so that the compiler has to store it out to memory.
+if test X"$d_volatile" = X"$define"; then
+ volatile=volatile
+fi
$cat <<EOP >try.c
#include <stdio.h>
-int main() {
- $uvtype k = ($uvtype)~0, l;
- $nvtype d;
- l = k;
- d = ($nvtype)l;
- l = ($uvtype)d;
- if (l == k)
- printf("preserve\n");
- exit(0);
-}
-EOP
-set try
-if eval $compile; then
- case "`./try$exe_ext`" in
- preserve) d_nv_preserves_uv="$define" ;;
- esac
-fi
-case "$d_nv_preserves_uv" in
-$define) $echo "Yes, they can." 2>&1 ;;
-*) $echo "No, they can't." 2>&1
- d_nv_preserves_uv="$undef"
- ;;
-esac
-
-$rm -f try.* try
-
-case "$d_nv_preserves_uv" in
-"$define") d_nv_preserves_uv_bits=`expr $uvsize \* 8` ;;
-*) $echo "Checking how many bits of your UVs your NVs can preserve..." >&4
- $cat <<EOP >try.c
-#include <stdio.h>
+#include <sys/types.h>
+#include <signal.h>
+#ifdef SIGFPE
+$volatile int bletched = 0;
+$signal_t blech(s) int s; { bletched = 1; }
+#endif
int main() {
$uvtype u = 0;
+ $nvtype d;
int n = 8 * $uvsize;
int i;
+#ifdef SIGFPE
+ signal(SIGFPE, blech);
+#endif
+
for (i = 0; i < n; i++) {
u = u << 1 | ($uvtype)1;
- if (($uvtype)($nvtype)u != u)
+ d = ($nvtype)u;
+ if (($uvtype)d != u)
+ break;
+ if (d <= 0)
+ break;
+ d = ($nvtype)(u - 1);
+ if (($uvtype)d != (u - 1))
break;
+#ifdef SIGFPE
+ if (bletched) {
+ break;
+#endif
+ }
}
- printf("%d\n", i);
+ printf("%d\n", ((i == n) ? -n : i));
exit(0);
}
EOP
- set try
- if eval $compile; then
- d_nv_preserves_uv_bits="`./try$exe_ext`"
- fi
- case "$d_nv_preserves_uv_bits" in
- [1-9]*) $echo "Your NVs can preserve $d_nv_preserves_uv_bits bits of your UVs." 2>&1 ;;
- *) $echo "Can't figure out how many bits your NVs preserve." 2>&1
- d_nv_preserves_uv_bits="$undef"
- ;;
- esac
- $rm -f try.* try
+set try
+
+d_nv_preserves_uv="$undef"
+if eval $compile; then
+ d_nv_preserves_uv_bits="`./try$exe_ext`"
+fi
+case "$d_nv_preserves_uv_bits" in
+\-[1-9]*)
+ d_nv_preserves_uv_bits=`expr 0 - $d_nv_preserves_uv_bits`
+ $echo "Your NVs can preserve all $d_nv_preserves_uv_bits bits of your UVs." 2>&1
+ d_nv_preserves_uv="$define"
;;
+[1-9]*) $echo "Your NVs can preserve only $d_nv_preserves_uv_bits bits of your UVs." 2>&1
+ d_nv_preserves_uv="$undef" ;;
+*) $echo "Can't figure out how many bits your NVs preserve." 2>&1
+ d_nv_preserves_uv_bits="$undef" ;;
esac
+$rm -f try.* try
+
: check for off64_t
echo " "
set d_sanemcmp
eval $setvar
+: see if prototype for sbrk is available
+echo " "
+set d_sbrkproto sbrk $i_unistd unistd.h
+eval $hasproto
+
: see if select exists
set select d_select
eval $inlibc
: see if _ptr and _cnt from stdio act std
echo " "
-if $contains '_IO_fpos_t' `./findhdr stdio.h` `./findhdr libio.h` >/dev/null 2>&1 ; then
+
+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)'
'') 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 <<EOP
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 <<EOP
+#include <stdio.h>
+/* 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 <sys/types.h>
+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 <stdio.h>\n", 18) == 0
+ )) {
+ puts("Fail even to read");
+ exit (1);
+ }
+ ptr = (char*) FILE_ptr(fp);
+ cnt = (size_t)FILE_cnt(fp);
+
+ FILE_ptr(fp) += 42;
+
+ if ((char*)FILE_ptr(fp) != (ptr + 42)) {
+ printf("Fail ptr check %p != %p", FILE_ptr(fp), (ptr + 42));
+ exit (1);
+ }
+ if (FILE_cnt(fp) <= 20) {
+ printf ("Fail (<20 chars to test)");
+ exit (1);
+ }
+ if (strncmp(FILE_ptr(fp), "Eat dust sed :-) */\n", 20) != 0) {
+ puts("Fail compare");
+ exit (1);
+ }
+ if (cnt == FILE_cnt(fp)) {
+ puts("Pass_unchanged");
+ exit (0);
+ }
+ if (FILE_cnt(fp) == (cnt - 42)) {
+ puts("Pass_changed");
+ exit (0);
+ }
+ printf("Fail count was %d now %d\n", cnt, FILE_cnt(fp));
+ return 1;
+
+}
+EOP
+ set try
+ if eval $compile; then
+ case `./try$exe_ext` in
+ Pass_changed)
+ echo "Increasing ptr in your stdio decreases cnt by the same amount. Good." >&4
+ d_stdio_ptr_lval_sets_cnt="$define" ;;
+ Pass_unchanged)
+ echo "Increasing ptr in your stdio leaves cnt unchanged. Good." >&4
+ d_stdio_ptr_lval_nochange_cnt="$define" ;;
+ Fail*)
+ echo "Increasing ptr in your stdio didn't do exactly what I expected. We'll not be doing that then." >&4 ;;
+ *)
+ echo "It appears attempting to set ptr in your stdio is a bad plan." >&4 ;;
+ esac
+ else
+ echo "It seems we can't set ptr in your stdio. Nevermind." >&4
+ fi
+ $rm -f try.c try
+ ;;
+esac
+
: see if _base is also standard
val="$undef"
case "$d_stdstdio" in
#ifdef __hpux
#define strtoll __strtoll
#endif
+#ifdef __EMX__
+#define strtoll _strtoll
+#endif
#include <stdio.h>
extern long long int strtoll(char *s, char **, int);
static int bad = 0;
EOCP
set try
if eval $compile; then
- case "`./try`" in
+ yyy=`./try`
+ case "$yyy" in
ok) echo "Your strtoll() seems to be working okay." ;;
*) cat <<EOM >&4
Your strtoll() doesn't seem to be working okay.
d_strtoll="$undef"
;;
esac
+ else
+ echo "(I can't seem to compile the test program--assuming it doesn't)"
+ d_strtoll="$undef"
fi
;;
esac
set d_void_closedir
eval $setvar
$rm -f closedir*
-: check for volatile keyword
-echo " "
-echo 'Checking to see if your C compiler knows about "volatile"...' >&4
-$cat >try.c <<'EOCP'
-int main()
-{
- typedef struct _goo_struct goo_struct;
- goo_struct * volatile goo = ((goo_struct *)0);
- struct _goo_struct {
- long long_int;
- int reg_int;
- char char_var;
- };
- typedef unsigned short foo_t;
- char *volatile foo;
- volatile int bar;
- volatile foo_t blech;
- foo = foo;
-}
-EOCP
-if $cc -c $ccflags try.c >/dev/null 2>&1 ; then
- val="$define"
- echo "Yup, it does."
-else
- val="$undef"
- echo "Nope, it doesn't."
-fi
-set d_volatile
-eval $setvar
-$rm -f try.*
-
: see if there is a wait4
set wait4 d_wait4
eval $inlibc
set tebcdic
if eval $compile_ok; then
if ./tebcdic; then
- echo "You have EBCDIC." >&4
+ echo "You seem to speak EBCDIC." >&4
val="$define"
else
- echo "Nope, no EBCDIC, probably ASCII or some ISO Latin." >&4
+ echo "Nope, no EBCDIC, probably ASCII or some ISO Latin. Or UTF8." >&4
fi
else
echo "I'm unable to compile the test program." >&4
- echo "I'll assume ASCII or some ISO Latin." >&4
+ echo "I'll assume ASCII or some ISO Latin. Or UTF8." >&4
fi
$rm -f tebcdic.c tebcdic
set ebcdic
#include <sys/types.h>
#include <stdio.h>
int main() {
- long long q = 12345678901LL; /* AIX cc requires the LL prefix. */
+ long long q = 12345678901LL; /* AIX cc requires the LL suffix. */
printf("%lld\n", q);
}
EOCP
dflt=''
case "$pg" in
/*) dflt=$pg;;
+ [a-zA-Z]:/*) dflt=$pg;;
esac
case "$more" in
/*) dflt=$more;;
+ [a-zA-Z]:/*) dflt=$more;;
esac
case "$less" in
/*) dflt=$less;;
+ [a-zA-Z]:/*) dflt=$less;;
esac
case "$dflt" in
'') dflt=/usr/ucb/more;;
$cc $ccflags -c bar2.c >/dev/null 2>&1
$cc $ccflags -c foo.c >/dev/null 2>&1
$ar rc bar$_a bar2$_o bar1$_o >/dev/null 2>&1
-if $cc $ccflags $ldflags -o foobar foo$_o bar$_a $libs > /dev/null 2>&1 &&
+if $cc -o foobar $ccflags $ldflags foo$_o bar$_a $libs > /dev/null 2>&1 &&
./foobar >/dev/null 2>&1; then
echo "$ar appears to generate random libraries itself."
orderlib=false
ranlib=":"
elif $ar ts bar$_a >/dev/null 2>&1 &&
- $cc $ccflags $ldflags -o foobar foo$_o bar$_a $libs > /dev/null 2>&1 &&
+ $cc -o foobar $ccflags $ldflags foo$_o bar$_a $libs > /dev/null 2>&1 &&
./foobar >/dev/null 2>&1; then
echo "a table of contents needs to be added with '$ar ts'."
orderlib=false
set d_socklen_t
eval $setvar
+: see if this is a socks.h system
+set socks.h i_socks
+eval $inhdr
+
: check for type of the size argument to socket calls
case "$d_socket" in
"$define")
Checking to see what type is the last argument of accept().
EOM
- hdrs="$define sys/types.h $d_socket sys/socket.h"
yyy=''
case "$d_socklen_t" in
"$define") yyy="$yyy socklen_t"
for xxx in $yyy; do
case "$socksizetype" in
'') try="extern int accept(int, struct sockaddr *, $xxx *);"
- if ./protochk "$try" $hdrs; then
- echo "Your system accepts '$xxx *' for the last argument of accept()."
- socksizetype="$xxx"
- fi
+ case "$usesocks" in
+ "$define")
+ if ./protochk "$try" $i_systypes sys/types.h $d_socket sys/socket.h literal '#define INCLUDE_PROTOTYPES' $i_socks socks.h.; then
+ echo "Your system accepts '$xxx *' for the last argument of accept()."
+ socksizetype="$xxx"
+ fi
+ ;;
+ *) if ./protochk "$try" $i_systypes sys/types.h $d_socket sys/socket.h; then
+ echo "Your system accepts '$xxx *' for the last argument of accept()."
+ socksizetype="$xxx"
+ fi
+ ;;
+ esac
;;
esac
done
MIPS_SZLONG MIPS_SZPTR MIPSEB MIPSEL MODERN_C motorola
mpeix MSDOS MTXINU MULTIMAX mvs MVS n16 ncl_el ncl_mr
NetBSD news1500 news1700 news1800 news1900 news3700
-news700 news800 news900 NeXT NLS ns16000 ns32000
+news700 news800 news900 NeXT NLS nonstopux ns16000 ns32000
ns32016 ns32332 ns32k nsc32000
OCS88 OEMVS OpenBSD os OS2 OS390 osf OSF1 OSF_SOURCE
pa_risc PA_RISC1_1 PA_RISC2_0 PARAGON parisc
./tr '[a-z]' '[A-Z]' < Cppsym.know > Cppsym.a
./tr '[A-Z]' '[a-z]' < Cppsym.know > Cppsym.b
$cat Cppsym.know > Cppsym.c
-$cat Cppsym.a Cppsym.b Cppsym.c | $tr ' ' $trnl | sort | uniq > Cppsym.know
+$cat Cppsym.a Cppsym.b Cppsym.c | $tr ' ' $trnl | $sort | $uniq > Cppsym.know
$rm -f Cppsym.a Cppsym.b Cppsym.c
cat <<EOSH > Cppsym
$startsh
irix-) ccflags="\$ccflags -woff 1178" ;;
os2-*) ccflags="\$ccflags -Zlinker /PM:VIO" ;;
esac
-$cc $optimize \$ccflags $ldflags -o try try.c $libs && ./try$exe_ext
+$cc -o try $optimize \$ccflags $ldflags try.c $libs && ./try$exe_ext
EOSH
chmod +x Cppsym.try
$eunicefix Cppsym.try
set shadow.h i_shadow
eval $inhdr
-: see if this is a socks.h system
-set socks.h i_socks
-eval $inhdr
-
: see if stdarg is available
echo " "
if $test `./findhdr stdarg.h`; then
shift
extensions="$*"
+: 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.
+case "${osname}X${osvers}" in
+sunos*X4*)
+ perllibs="$libs"
+ ;;
+*) case "$usedl" in
+ $define|true|[yY]*)
+ set X `echo " $libs " | sed -e 's@ -lndbm @ @' -e 's@ -lgdbm @ @' -e 's@ -ldbm @ @' -e 's@ -ldb @ @'`
+ shift
+ perllibs="$*"
+ ;;
+ *) perllibs="$libs"
+ ;;
+ esac
+ ;;
+esac
+
: Remove build directory name from cppstdin so it can be used from
: either the present location or the final installed location.
echo " "
d_PRIu64='$d_PRIu64'
d_PRIx64='$d_PRIx64'
d_SCNfldbl='$d_SCNfldbl'
+d__fwalk='$d__fwalk'
d_access='$d_access'
d_accessx='$d_accessx'
d_alarm='$d_alarm'
d_fchmod='$d_fchmod'
d_fchown='$d_fchown'
d_fcntl='$d_fcntl'
+d_fcntl_can_lock='$d_fcntl_can_lock'
d_fd_macros='$d_fd_macros'
d_fd_set='$d_fd_set'
d_fds_bits='$d_fds_bits'
d_fsetpos='$d_fsetpos'
d_fstatfs='$d_fstatfs'
d_fstatvfs='$d_fstatvfs'
+d_fsync='$d_fsync'
d_ftello='$d_ftello'
d_ftime='$d_ftime'
d_getcwd='$d_getcwd'
d_getnbyname='$d_getnbyname'
d_getnent='$d_getnent'
d_getnetprotos='$d_getnetprotos'
+d_getpagsz='$d_getpagsz'
d_getpbyname='$d_getpbyname'
d_getpbynumber='$d_getpbynumber'
d_getpent='$d_getpent'
d_safebcpy='$d_safebcpy'
d_safemcpy='$d_safemcpy'
d_sanemcmp='$d_sanemcmp'
+d_sbrkproto='$d_sbrkproto'
d_sched_yield='$d_sched_yield'
d_scm_rights='$d_scm_rights'
d_seekdir='$d_seekdir'
d_statvfs='$d_statvfs'
d_stdio_cnt_lval='$d_stdio_cnt_lval'
d_stdio_ptr_lval='$d_stdio_ptr_lval'
+d_stdio_ptr_lval_nochange_cnt='$d_stdio_ptr_lval_nochange_cnt'
+d_stdio_ptr_lval_sets_cnt='$d_stdio_ptr_lval_sets_cnt'
d_stdio_stream_array='$d_stdio_stream_array'
d_stdiobase='$d_stdiobase'
d_stdstdio='$d_stdstdio'
h_sysfile='$h_sysfile'
hint='$hint'
hostcat='$hostcat'
-huge='$huge'
i16size='$i16size'
i16type='$i16type'
i32size='$i32size'
ivtype='$ivtype'
known_extensions='$known_extensions'
ksh='$ksh'
-large='$large'
ld='$ld'
lddlflags='$lddlflags'
ldflags='$ldflags'
man3dir='$man3dir'
man3direxp='$man3direxp'
man3ext='$man3ext'
-medium='$medium'
mips_type='$mips_type'
mkdir='$mkdir'
mmaptype='$mmaptype'
-models='$models'
modetype='$modetype'
more='$more'
multiarch='$multiarch'
perl5='$perl5'
perl='$perl'
perladmin='$perladmin'
+perllibs='$perllibs'
perlpath='$perlpath'
pg='$pg'
phostname='$phostname'
sizetype='$sizetype'
sleep='$sleep'
smail='$smail'
-small='$small'
so='$so'
sockethdr='$sockethdr'
socketlib='$socketlib'
sort='$sort'
spackage='$spackage'
spitshell='$spitshell'
-split='$split'
src='$src'
ssizetype='$ssizetype'
startperl='$startperl'
vendorprefix='$vendorprefix'
vendorprefixexp='$vendorprefixexp'
version='$version'
+versiononly='$versiononly'
vi='$vi'
voidflags='$voidflags'
xlibpth='$xlibpth'
: propagate old symbols
if $test -f UU/config.sh; then
- <UU/config.sh sort | uniq >UU/oldconfig.sh
+ <UU/config.sh $sort | $uniq >UU/oldconfig.sh
sed -n 's/^\([a-zA-Z_0-9]*\)=.*/\1/p' config.sh config.sh UU/oldconfig.sh |\
- sort | uniq -u >UU/oldsyms
+ $sort | $uniq -u >UU/oldsyms
set X `cat UU/oldsyms`
shift
case $# in
. UU/myread
case "$ans" in
y*)
- $make depend && echo "Now you must run a $make."
+ $make depend && echo "Now you must run '$make'."
;;
*)
echo "You must run '$make depend' then '$make'."
projects / p5sagit/p5-mst-13.2.git / blobdiff