# $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
#
-# Generated on Mon Dec 24 04:14:27 EET 2001 [metaconfig 3.0 PL70]
+# Generated on Tue Jan 29 00:57:08 EET 2002 [metaconfig 3.0 PL70]
# (with additional metaconfig patches by perlbug@perl.org)
cat >c1$$ <<EOF
test -d UU || mkdir UU
cd UU && rm -f ./*
-if test -f "/system/gnu_library/bin/ar.pm"; then
- _exe=".pm"
-else
- _exe=""
-fi
ccname=''
ccversion=''
eunicefix=/etc/unixtovms.exe
fi
+: Set executable suffix now -- needed before hints available
+: maybe Stratus VOS
+if test -f "/system/gnu_library/bin/ar.pm"; then
+ _exe=".pm"
+fi
+: maybe dos djgpp
+if test -n "$DJGPP"; then
+ _exe=".exe"
+fi
+
i_whoami=''
ccname=''
ccversion=''
: Trailing extension. Override this in a hint file, if needed.
: Extra object files, if any, needed on this platform.
archobjs=''
-_exe="$_exe"
archname=''
: Possible local include directories to search.
: Set locincpth to "" in a hint file to defeat local include searches.
xcat=/bin/cat
test -f $xcat$_exe || xcat=/usr/bin/cat
if test ! -f $xcat$_exe; then
- for p in $paths; do
+ for p in `echo $PATH | sed -e "s/$p_/ /g"` $paths; do
if test -f $p/cat$_exe; then
xcat=$p/cat
break
set x `awk '{print $1}' < MANIFEST | grep '\.SH$'`
else
echo "(Looking for .SH files under the source directory.)"
- set x `(cd $src; find . -name "*.SH" -print)`
+ set x `(cd "$src"; find . -name "*.SH" -print)`
fi
shift
case $# in
-0) set x `(cd $src; echo *.SH)`; shift;;
+0) set x `(cd "$src"; echo *.SH)`; shift;;
esac
-if test ! -f $src/$1; then
+if test ! -f "$src/$1"; then
shift
fi
mkdir_p='
*/*)
dir=`expr X$file : 'X\(.*\)/'`
file=`expr X$file : 'X.*/\(.*\)'`
- (cd $dir && . ./$file)
+ (cd "$dir" && . ./$file)
;;
*)
. ./$file
dir=`expr X$file : 'X\(.*\)/'`
file=`expr X$file : 'X.*/\(.*\)'`
(set x $dir; shift; eval $mkdir_p)
- sh <$src/$dir/$file
+ sh <"$src/$dir/$file"
;;
*)
- sh <$src/$file
+ sh <"$src/$file"
;;
esac
;;
esac
done
-if test -f $src/config_h.SH; then
+if test -f "$src/config_h.SH"; then
if test ! -f config.h; then
: oops, they left it out of MANIFEST, probably, so do it anyway.
- . $src/config_h.SH
+ . "$src/config_h.SH"
fi
fi
EOS
: Now test for existence of everything in MANIFEST
echo " "
-if test -f $rsrc/MANIFEST; then
+if test -f "$rsrc/MANIFEST"; then
echo "First let's make sure your kit is complete. Checking..." >&4
- awk '$1 !~ /PACK[A-Z]+/ {print $1}' $rsrc/MANIFEST | split -50
+ awk '$1 !~ /PACK[A-Z]+/ {print $1}' "$rsrc/MANIFEST" | split -50
rm -f missing
tmppwd=`pwd`
for filelist in x??; do
- (cd $rsrc; ls `cat $tmppwd/$filelist` >/dev/null 2>>$tmppwd/missing)
+ (cd "$rsrc"; ls `cat "$tmppwd/$filelist"` >/dev/null 2>>"$tmppwd/missing")
done
if test -s missing; then
cat missing >&4
egrep)
echo "Substituting grep for egrep."
egrep=$grep
+ _egrep=$grep
;;
esac
case "$ln" in
ln)
echo "Substituting cp for ln."
ln=$cp
+ _ln=$cp
;;
esac
case "$make" in
# and prefer it over the system make.
echo "Substituting gmake for make."
make=$gmake
+ _make=$gmake
fi
;;
esac
$test -d /usr/apollo/bin && osname=apollo
$test -f /etc/saf/_sactab && osname=svr4
$test -d /usr/include/minix && osname=minix
- $test -d /system && osname=vos
+ $test -f /system/gnu_library/bin/ar.pm && osname=vos
if $test -d /MachTen -o -d /MachTen_Folder; then
osname=machten
if $test -x /sbin/version; then
set sqrtl d_sqrtl
eval $inlibc
-case "$ccflags" in
-*-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;;
-esac
-
-case "$uselongdouble" in
-$define|true|[yY]*) dflt='y';;
-*) dflt='n';;
-esac
-cat <<EOM
-
-Perl can be built to take advantage of long doubles which
-(if available) may give more accuracy and range for floating point numbers.
-
-If this doesn't make any sense to you, just accept the default '$dflt'.
-EOM
-rp='Try to use long doubles if available?'
-. ./myread
-case "$ans" in
-y|Y) val="$define" ;;
-*) val="$undef" ;;
-esac
-set uselongdouble
-eval $setvar
-
-case "$uselongdouble" in
-true|[yY]*) uselongdouble="$define" ;;
-esac
-
-case "$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
- else
- $cat <<EOM
-(Your platform doesn't have any specific hints for long doubles.)
-EOM
- fi
- ;;
-esac
-
-case "$uselongdouble:$d_sqrtl" in
-$define:$undef)
- $cat <<EOM >&4
-
-*** You requested the use of long doubles but you do not seem to have
-*** the mathematic functions for long doubles. I'm disabling the use
-*** of long doubles.
-
-EOM
- uselongdouble=$undef
- ;;
-esac
-
: check for length of double
echo " "
case "$doublesize" in
esac
$rm -f try.* try
+echo " "
+
+if $test X"$d_longdbl" = X"$define"; then
+
+echo "Checking how to print long doubles..." >&4
+
+if $test X"$sPRIfldbl" = X -a X"$doublesize" = X"$longdblsize"; then
+ $cat >try.c <<'EOCP'
+#include <sys/types.h>
+#include <stdio.h>
+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 <sys/types.h>
+#include <stdio.h>
+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 <sys/types.h>
+#include <stdio.h>
+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 <sys/types.h>
+#include <stdio.h>
+int main() {
+ long double d = 123.456;
+ printf("%.3lf\n", d);
+}
+EOCP
+ set try
+ if eval $compile; then
+ yyy=`$run ./try`
+ case "$yyy" in
+ 123.456)
+ sPRIfldbl='"lf"'; sPRIgldbl='"lg"'; sPRIeldbl='"le"';
+ sPRIFUldbl='"lF"'; sPRIGUldbl='"lG"'; sPRIEUldbl='"lE"';
+ echo "We will use %lf."
+ ;;
+ esac
+ fi
+fi
+
+if $test X"$sPRIfldbl" = X; then
+ echo "Cannot figure out how to print long doubles." >&4
+else
+ sSCNfldbl=$sPRIfldbl # expect consistency
+fi
+
+$rm -f try try.*
+
+fi # d_longdbl
+
+case "$sPRIfldbl" in
+'') d_PRIfldbl="$undef"; d_PRIgldbl="$undef"; d_PRIeldbl="$undef";
+ d_PRIFUldbl="$undef"; d_PRIGUldbl="$undef"; d_PRIEUldbl="$undef";
+ d_SCNfldbl="$undef";
+ ;;
+*) d_PRIfldbl="$define"; d_PRIgldbl="$define"; d_PRIeldbl="$define";
+ d_PRIFUldbl="$define"; d_PRIGUldbl="$define"; d_PRIEUldbl="$define";
+ d_SCNfldbl="$define";
+ ;;
+esac
+
+: see if modfl exists
+set modfl d_modfl
+eval $inlibc
+
+d_modfl_pow32_bug="$undef"
+
+case "$d_longdbl$d_modfl" in
+$define$define)
+ $cat <<EOM
+Checking to see whether your modfl() is okay for large values...
+EOM
+$cat >try.c <<EOCP
+#include <math.h>
+#include <stdio.h>
+int main() {
+ long double nv = 4294967303.15;
+ long double v, w;
+ v = modfl(nv, &w);
+#ifdef __GLIBC__
+ printf("glibc");
+#endif
+ printf(" %"$sPRIfldbl" %"$sPRIfldbl" %"$sPRIfldbl"\n", nv, v, w);
+ return 0;
+}
+EOCP
+ case "$osname:$gccversion" in
+ aix:) saveccflags="$ccflags"
+ ccflags="$ccflags -qlongdouble" ;; # to avoid core dump
+ esac
+ set try
+ if eval $compile; then
+ foo=`$run ./try`
+ case "$foo" in
+ *" 4294967303.150000 1.150000 4294967302.000000")
+ echo >&4 "Your modfl() is broken for large values."
+ d_modfl_pow32_bug="$define"
+ case "$foo" in
+ glibc) echo >&4 "You should upgrade your glibc to at least 2.2.2 to get a fixed modfl()."
+ ;;
+ esac
+ ;;
+ *" 4294967303.150000 0.150000 4294967303.000000")
+ echo >&4 "Your modfl() seems okay for large values."
+ ;;
+ *) echo >&4 "I don't understand your modfl() at all."
+ d_modfl="$undef"
+ ;;
+ esac
+ $rm -f try.* try core core.try.*
+ else
+ echo "I cannot figure out whether your modfl() is okay, assuming it isn't."
+ d_modfl="$undef"
+ fi
+ case "$osname:$gccversion" in
+ aix:) ccflags="$saveccflags" ;; # restore
+ esac
+ ;;
+esac
+
+case "$ccflags" in
+*-DUSE_LONG_DOUBLE*|*-DUSE_MORE_BITS*) uselongdouble="$define" ;;
+esac
+
+case "$uselongdouble" in
+$define|true|[yY]*) dflt='y';;
+*) dflt='n';;
+esac
+cat <<EOM
+
+Perl can be built to take advantage of long doubles which
+(if available) may give more accuracy and range for floating point numbers.
+
+If this doesn't make any sense to you, just accept the default '$dflt'.
+EOM
+rp='Try to use long doubles if available?'
+. ./myread
+case "$ans" in
+y|Y) val="$define" ;;
+*) val="$undef" ;;
+esac
+set uselongdouble
+eval $setvar
+
+case "$uselongdouble" in
+true|[yY]*) uselongdouble="$define" ;;
+esac
+
+case "$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
+ else
+ $cat <<EOM
+(Your platform doesn't have any specific hints for long doubles.)
+EOM
+ fi
+ ;;
+esac
+
+message=X
+case "$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"
+ ;;
+esac
+
+if $test "$message" != X; then
+ $cat <<EOM >&4
+
+*** You requested the use of long doubles but you do not seem to have
+*** the mathematic functions for long doubles.
+*** ($message)
+*** I'm disabling the use of long doubles.
+
+EOM
+
+ uselongdouble=$undef
+fi
+
case "$useperlio" in
$define|true|[yY]*|'') dflt='y';;
*) dflt='n';;
esac
echo "The following dynamic loading files are available:"
: Can not go over to $dldir because getfile has path hard-coded in.
- tdir=`pwd`; cd $rsrc; $ls -C $dldir/dl*.xs; cd $tdir
+ tdir=`pwd`; cd "$rsrc"; $ls -C $dldir/dl*.xs; cd "$tdir"
rp="Source file to use for dynamic loading"
fn="fne"
gfpth="$src"
linux*) # ld won't link with a bare -lperl otherwise.
dflt=libperl.$so
;;
- cygwin*) # include version
- dflt=`echo libperl$version | sed -e 's/\./_/g'`$lib_ext
+ cygwin*) # ld links against an importlib
+ dflt=libperl$lib_ext
;;
*) # Try to guess based on whether libc has major.minor.
case "$libc" in
fi
fi
fi
+case "$myhostname" in
+'') myhostname=noname ;;
+esac
: you do not want to know about this
set $myhostname
myhostname=$1
esac
case "$dflt" in
.) echo "(Lost all hope -- silly guess then)"
- dflt='.uucp'
+ dflt='.nonet'
;;
esac
$rm -f hosts
set qgcvt d_qgcvt
eval $inlibc
-echo " "
-
-if $test X"$d_longdbl" = X"$define"; then
-
-echo "Checking how to print long doubles..." >&4
-
-if $test X"$sPRIfldbl" = X -a X"$doublesize" = X"$longdblsize"; then
- $cat >try.c <<'EOCP'
-#include <sys/types.h>
-#include <stdio.h>
-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 <sys/types.h>
-#include <stdio.h>
-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 <sys/types.h>
-#include <stdio.h>
-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 <sys/types.h>
-#include <stdio.h>
-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.
echo " "
echo "Checking for an efficient way to convert floats to strings."
ret = read(pd[0], buf, 1); /* Should read EOF */
alarm(0);
sprintf(string, "%d\n", ret);
- write(3, string, strlen(string));
+ write(4, string, strlen(string));
exit(0);
}
set try
if eval $compile_ok; then
echo "$startsh" >mtry
- echo "$run ./try >try.out 2>try.ret 3>try.err || exit 4" >>mtry
+ echo "$run ./try >try.out 2>try.ret 4>try.err || exit 4" >>mtry
chmod +x mtry
./mtry >/dev/null 2>&1
case $? in
-: see if modfl exists
-set modfl d_modfl
-eval $inlibc
-
-d_modfl_pow32_bug="$undef"
-
-case "$d_longdbl$d_modfl" in
-$define$define)
- $cat <<EOM
-Checking to see whether your modfl() is okay for large values...
-EOM
-$cat >try.c <<EOCP
-#include <math.h>
-#include <stdio.h>
-int main() {
- long double nv = 4294967303.15;
- long double v, w;
- v = modfl(nv, &w);
-#ifdef __GLIBC__
- printf("glibc");
-#endif
- printf(" %"$sPRIfldbl" %"$sPRIfldbl" %"$sPRIfldbl"\n", nv, v, w);
- return 0;
-}
-EOCP
- case "$osname:$gccversion" in
- aix:) saveccflags="$ccflags"
- ccflags="$ccflags -qlongdouble" ;; # to avoid core dump
- esac
- set try
- if eval $compile; then
- foo=`$run ./try`
- case "$foo" in
- *" 4294967303.150000 1.150000 4294967302.000000")
- echo >&4 "Your modfl() is broken for large values."
- d_modfl_pow32_bug="$define"
- case "$foo" in
- glibc) echo >&4 "You should upgrade your glibc to at least 2.2.2 to get a fixed modfl()."
- ;;
- esac
- ;;
- *" 4294967303.150000 0.150000 4294967303.000000")
- echo >&4 "Your modfl() seems okay for large values."
- ;;
- *) echo >&4 "I don't understand your modfl() at all."
- d_modfl="$undef"
- ;;
- esac
- $rm -f try.* try core core.try.*
- else
- echo "I cannot figure out whether your modfl() is okay, assuming it isn't."
- d_modfl="$undef"
- fi
- case "$osname:$gccversion" in
- aix:) ccflags="$saveccflags" ;; # restore
- esac
- ;;
-esac
-
: see if mprotect exists
set mprotect d_mprotect
eval $inlibc
Checking to see whether you can access character data unalignedly...
EOM
-$cat >try.c <<EOCP
+case "$d_u32align" in
+'') $cat >try.c <<EOCP
#include <stdio.h>
#define U32 $u32type
#define BYTEORDER 0x$byteorder
#define U8 $u8type
+#include <signal.h>
+#ifdef SIGBUS
+$signal_t bletch(s) int s; { exit(4); }
+#endif
int main() {
#if BYTEORDER == 0x1234 || BYTEORDER == 0x4321
- U8 buf[] = "\0\0\0\1\0\0\0\0";
+ U8 *buf = (U8*)"\0\0\0\1\0\0\0\0";
U32 *up;
int i;
fflush(stdout);
+#ifdef SIGBUS
+ signal(SIGBUS, bletch);
+#endif
+
for (i = 0; i < 4; i++) {
up = (U32*)(buf + i);
if (! ((*up == 1 << (8*i)) || /* big-endian */
d_u32align="$define"
;;
esac
- $rm -f core core.try.* try.core
else
rp='Can you access character data at unaligned addresses?'
dflt='n'
*) d_u32align="$define" ;;
esac
fi
+$rm -f core core.try.* try.core
+;;
+esac
: see if ualarm exists
set ualarm d_ualarm
: see if ndbm.h is available
set ndbm.h t_ndbm
eval $inhdr
+
+case "$t_ndbm" in
+$undef)
+ # Some Linux distributions such as RedHat 7.1 put the
+ # ndbm.h header in /usr/include/gdbm/ndbm.h.
+ if $test -f /usr/include/gdbm/ndbm.h; then
+ echo '<gdbm/ndbm.h> found.'
+ ccflags="$ccflags -I/usr/include/gdbm"
+ cppflags="$cppflags -I/usr/include/gdbm"
+ t_ndbm=$define
+ fi
+ ;;
+esac
+
case "$t_ndbm" in
$define)
: see if dbm_open exists
else
if $test -d $xxx -a $# -lt 10; then
set $1$xxx/ $*;
- cd $xxx;
+ cd "$xxx";
eval $find_extensions;
cd ..;
shift;
esac;
done'
tdir=`pwd`
-cd $rsrc/ext
+cd "$rsrc/ext"
set X
shift
eval $find_extensions
set X $known_extensions
shift
known_extensions="$*"
-cd $tdir
+cd "$tdir"
: Now see which are supported on this system.
avail_ext=''
exec 1>&4
pwd=`pwd`
. ./UU/extract
-cd $pwd
+cd "$pwd"
if $contains '^depend:' [Mm]akefile >/dev/null 2>&1; then
dflt=y