# $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
#
-# Generated on Mon Sep 12 15:44:06 CEST 2005 [metaconfig 3.0 PL70]
+# Generated on Mon Oct 31 19:12:32 CET 2005 [metaconfig 3.0 PL70]
# (with additional metaconfig patches by perlbug@perl.org)
cat >c1$$ <<EOF
d_chroot=''
d_chsize=''
d_class=''
+d_clearenv=''
d_closedir=''
d_void_closedir=''
d_cmsghdr_s=''
d_ftello=''
d_ftime=''
d_gettimeod=''
+d_futimes=''
d_Gconvert=''
d_getcwd=''
d_getespwnam=''
socketlib=''
d_socklen_t=''
d_socks5_init=''
+d_sprintf_returns_strlen=''
d_sqrtl=''
d_srand48_r=''
srand48_r_proto=''
d_semctl_semun=''
d_union_semun=''
d_unordered=''
+d_unsetenv=''
d_usleep=''
d_usleepproto=''
d_ustat=''
set class d_class
eval $inlibc
+: see if clearenv exists
+set clearenv d_clearenv
+eval $inlibc
+
hasstruct='varname=$1; struct=$2; shift; shift;
while $test $# -ge 2; do
case "$1" in
8) echo "(Your long is 64 bits, so you could use ftell.)" ;;
esac
+: see if futimes exists
+set futimes d_futimes
+eval $inlibc
+
: see if getcwd exists
set getcwd d_getcwd
eval $inlibc
set socks5_init d_socks5_init
eval $inlibc
+: see if sprintf returns the length of the string in the buffer as per ANSI
+$echo "Checking whether sprintf returns the length of the string..." >&4
+$cat <<EOP >try.c
+#include <stdio.h>
+#$i_stdlib I_STDLIB
+#ifdef I_STDLIB
+#include <stdlib.h>
+#endif
+#$i_string I_STRING
+#ifdef I_STRING
+# include <string.h>
+#else
+# include <strings.h>
+#endif
+#$i_math I_MATH
+#ifdef I_MATH
+#include <math.h>
+#endif
+
+char buffer[256];
+
+int check (size_t expect, int test) {
+ size_t got = strlen(buffer);
+ if (expect == got)
+ return 0;
+
+ printf("expected %ld, got %ld in test %d '%s'\n", (long) expect, (long) got,
+ test, buffer);
+ exit (test);
+}
+
+int main(int argc, char **argv) {
+ int test = 0;
+
+ check(sprintf(buffer, ""), ++test);
+ check(sprintf(buffer, "%s %s", "perl", "rules"), ++test);
+ check(sprintf(buffer, "I like %g", atan2(0,-1)), ++test);
+
+ return 0;
+}
+EOP
+set try
+
+d_sprintf_returns_strlen="$undef"
+if eval $compile; then
+ xxx="`$run ./try`"
+ case "$?" in
+ 0) cat >&4 <<EOM
+sprintf returns the length of the string (as ANSI says it should)
+EOM
+ d_sprintf_returns_strlen="$define"
+ ;;
+ *) cat >&4 <<EOM
+sprintf does not return the length of the string (how old is this system?)
+EOM
+ d_sprintf_returns_strlen="$undef"
+ ;;
+ esac
+fi
+
+$rm -f try.* try
+
: see if srand48_r exists
set srand48_r d_srand48_r
eval $inlibc
set unordered d_unordered
eval $inlibc
+: see if unsetenv exists
+set unsetenv d_unsetenv
+eval $inlibc
+
: see if usleep exists
set usleep d_usleep
eval $inlibc
$run ./foobar >/dev/null 2>&1; then
echo "$ar appears to generate random libraries itself."
orderlib=false
- ranlib=":"
+ if [ "X$ranlib" = "X" ]; then
+ ranlib=":"
+ fi
elif $ar ts bar$_a >/dev/null 2>&1 &&
$cc -o foobar $ccflags $ldflags foo$_o bar$_a $libs > /dev/null 2>&1 &&
$run ./foobar >/dev/null 2>&1; then
$startsh
cat <<'EOCP' > try.c
#include <stdio.h>
+#if cpp_stuff == 1
+#define STRINGIFY(a) "a"
+#endif
+#if cpp_stuff == 42
+#define StGiFy(a) #a
+#define STRINGIFY(a) StGiFy(a)
+#endif
+#if $cpp_stuff != 1 && $cpp_stuff != 42
+# include "Bletch: How does this C preprocessor stringify macros?"
+#endif
int main() {
EOCP
$awk \\
EOSH
cat <<'EOSH' >> Cppsym.try
'length($1) > 0 {
- printf "#ifdef %s\n#if %s+0\nprintf(\"%s=%%ld\\n\", (long)%s);\n#else\nprintf(\"%s\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1
- printf "#ifdef _%s\n#if _%s+0\nprintf(\"_%s=%%ld\\n\", (long)_%s);\n#else\nprintf(\"_%s\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1
- printf "#ifdef __%s\n#if __%s+0\nprintf(\"__%s=%%ld\\n\", (long)__%s);\n#else\nprintf(\"__%s\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1
- printf "#ifdef __%s__\n#if __%s__+0\nprintf(\"__%s__=%%ld\\n\", (long)__%s__);\n#else\nprintf(\"__%s__\\n\");\n#endif\n#endif\n", $1, $1, $1, $1, $1
+ printf "#ifdef %s\nprintf(\"%s=%%s\\n\", STRINGIFY(%s));\n#endif\n", $1, $1, $1
+ printf "#ifdef _%s\nprintf(\"_%s=%%s\\n\", STRINGIFY(_%s));\n#endif\n", $1, $1, $1
+ printf "#ifdef __%s\nprintf(\"__%s=%%s\\n\", STRINGIFY(__%s));\n#endif\n", $1, $1, $1
+ printf "#ifdef __%s__\nprintf(\"__%s__=%%s\\n\", STRINGIFY(__%s__));\n#endif\n", $1, $1, $1
}' >> try.c
echo 'return 0;}' >> try.c
EOSH
irix-) ccflags="\$ccflags -woff 1178" ;;
os2-*) ccflags="\$ccflags -Zlinker /PM:VIO" ;;
esac
-$cc -o try $optimize \$ccflags $ldflags try.c $libs && $run ./try
+$cc -o try -Dcpp_stuff=$cpp_stuff $optimize \$ccflags $ldflags try.c $libs && $run ./try | $sed 's/ /\\\\ /g'
EOSH
chmod +x Cppsym.try
$eunicefix Cppsym.try
$awk '/\=/ { print $0; next }
{ print $0"=1" }' ccsym.raw >ccsym.list
-$awk '/\=/ { print $0; next }
- { print $0"=1" }' Cppsym.true >ccsym.true
-$comm -13 ccsym.true ccsym.list >ccsym.own
-$comm -12 ccsym.true ccsym.list >ccsym.com
-$comm -23 ccsym.true ccsym.list >ccsym.cpp
+$comm -13 Cppsym.true ccsym.list >ccsym.own
+$comm -12 Cppsym.true ccsym.list >ccsym.com
+$comm -23 Cppsym.true ccsym.list >ccsym.cpp
also=''
if $test -z ccsym.raw; then
echo "Your C compiler doesn't seem to define any symbols!" >&4
d_chroot='$d_chroot'
d_chsize='$d_chsize'
d_class='$d_class'
+d_clearenv='$d_clearenv'
d_closedir='$d_closedir'
d_cmsghdr_s='$d_cmsghdr_s'
d_const='$d_const'
d_fsync='$d_fsync'
d_ftello='$d_ftello'
d_ftime='$d_ftime'
+d_futimes='$d_futimes'
d_getcwd='$d_getcwd'
d_getespwnam='$d_getespwnam'
d_getfsstat='$d_getfsstat'
d_socklen_t='$d_socklen_t'
d_sockpair='$d_sockpair'
d_socks5_init='$d_socks5_init'
+d_sprintf_returns_strlen='$d_sprintf_returns_strlen'
d_sqrtl='$d_sqrtl'
d_srand48_r='$d_srand48_r'
d_srandom_r='$d_srandom_r'
d_uname='$d_uname'
d_union_semun='$d_union_semun'
d_unordered='$d_unordered'
+d_unsetenv='$d_unsetenv'
d_usleep='$d_usleep'
d_usleepproto='$d_usleepproto'
d_ustat='$d_ustat'