# $Id: Head.U,v 3.0.1.9 1997/02/28 15:02:09 ram Exp $
#
-# Generated on Thu May 14 12:19:05 EDT 1998 [metaconfig 3.0 PL70]
+# Generated on Tue Jun 9 14:56:54 EDT 1998 [metaconfig 3.0 PL70]
cat >/tmp/c1$$ <<EOF
ARGGGHHHH!!!!!
: Configure runs within the UU subdirectory
test -d UU || mkdir UU
-CDPATH=''
+CDPATH='.'
cd UU && rm -f ./*
dynamic_ext=''
extensions=''
known_extensions=''
static_ext=''
+nonxs_ext=''
useopcode=''
useposix=''
d_bsd=''
d_memset=''
d_mkdir=''
d_mkfifo=''
-d_mkstemp=''
+d_mknod=''
d_mktime=''
d_msg=''
d_msgctl=''
d_truncate=''
d_tzname=''
d_umask=''
+d_semctl_semid_ds=''
+d_semctl_semun=''
+d_union_semun=''
d_vfork=''
usevfork=''
d_voidsig=''
xlibpth=''
libs=''
lns=''
+devtype=''
lseektype=''
make_set_make=''
d_mymalloc=''
fi
rm -f try
+
+: Save command line options in file UU/cmdline.opt for later use in
+: generating config.sh.
+cat > cmdline.opt <<EOSH
+# Configure command line arguments.
+config_arg0='$0'
+config_args='$*'
+config_argc=$#
+EOSH
+argn=1
+for arg in "$@"; do
+ cat >>cmdline.opt <<EOSH
+config_arg$argn='$arg'
+EOSH
+ argn=`expr $argn + 1`
+done
+
: produce awk script to parse command line options
cat >options.awk <<'EOF'
BEGIN {
echo " "
echo "Checking for GNU C Library..." >&4
cat >gnulibc.c <<EOM
+#include <stdio.h>
int
main()
{
- return __libc_main();
+#ifdef __GLIBC__
+ exit(0);
+#else
+ exit(1);
+#endif
}
EOM
set gnulibc
-if eval $compile && \
- ./gnulibc | $contains '^GNU C Library'; then
+if eval $compile_ok && ./gnulibc; then
val="$define"
echo "You are using the GNU C Library"
else
$xxx i32;
double f, g;
int result = 0;
+ char str[16];
signal(SIGFPE, blech);
- /* Don't let compiler optimize the test away */
- sscanf("2147483647", "%lf", &f); /* f = (double) 0x7fffffff; */
+ /* Don't let compiler optimize the test away. Store the number
+ in a writable string for gcc to pass to sscanf under HP/UX.
+ */
+ sprintf(str, "2147483647");
+ sscanf(str, "%lf", &f); /* f = (double) 0x7fffffff; */
g = 10 * f;
i32 = ($xxx) g;
unsigned int aint;
unsigned short ashort;
int result = 0;
+ char str[16];
+
/* Frustrate gcc-2.7.2's optimizer which failed this test with
a direct f = -123. assignment. gcc-2.8.0 reportedly
optimized the whole file away
*/
- sscanf("-123.", "%lf", &f); /* f = -123.; */
+ /* Store the number in a writable string for gcc to pass to
+ sscanf under HP/UX.
+ */
+ sprintf(str, "-123");
+ sscanf(str, "%lf", &f); /* f = -123.; */
signal(SIGFPE, blech);
along = (unsigned long)f;
result |= 1;
if (ashort != (unsigned short)-123)
result |= 1;
- sscanf("1073741824.", "%lf", &f); /* f = (double)0x40000000; */
+ sprintf(str, "1073741824.");
+ sscanf(str, "%lf", &f); /* f = (double)0x40000000; */
f = f + f;
along = 0;
along = (unsigned long)f;
if (result)
exit(result);
signal(SIGFPE, blech_in_list);
- sscanf("123.", "%lf", &f); /* f = 123.; */
+ sprintf(str, "123.");
+ sscanf(str, "%lf", &f); /* f = 123.; */
along = dummy_long((unsigned long)f);
aint = dummy_int((unsigned int)f);
ashort = dummy_short((unsigned short)f);
set mkfifo d_mkfifo
eval $inlibc
-: see if mkstemp exists
-set mkstemp d_mkstemp
+: see if mknod exists
+set mknod d_mknod
eval $inlibc
: see if mktime exists
set d_sem
eval $setvar
+: see whether sys/sem.h defines union semun
+echo " "
+$cat > try.c <<'END'
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+int main () { union semun semun; semun.buf = 0; }
+END
+set try
+if eval $compile; then
+ echo "You have union semun in <sys/sem.h>." >&4
+ val="$define"
+else
+ echo "You do not have union semun in <sys/sem.h>." >&4
+ val="$undef"
+fi
+$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 " "
+ $cat > try.c <<END
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+#$d_union_semun HAS_UNION_SEMUN
+int main() {
+ union semun
+#ifndef HAS_UNION_SEMUN
+ {
+ int val;
+ struct semid_ds *buf;
+ unsigned short *array;
+ }
+#endif
+ arg;
+ int sem, st;
+
+#if defined(IPC_PRIVATE) && defined(S_IRWXU) && defined(S_IRWXG) && defined(S_IRWXO) && defined(IPC_CREAT)
+ sem = semget(IPC_PRIVATE, 1, S_IRWXU|S_IRWXG|S_IRWXO|IPC_CREAT);
+ if (sem > -1) {
+ struct semid_ds argbuf;
+ arg.buf = &argbuf;
+# ifdef IPC_STAT
+ st = semctl(sem, 0, IPC_STAT, arg);
+ if (st == 0)
+ printf("semun\n");
+ else
+# endif /* IPC_STAT */
+ printf("semctl IPC_STAT failed: errno = %d\n", errno);
+# ifdef IPC_RMID
+ if (semctl(sem, 0, IPC_RMID, arg) != 0)
+# endif /* IPC_RMID */
+ printf("semctl IPC_RMID failed: errno = %d\n", errno);
+ } else
+#endif /* IPC_PRIVATE && ... */
+ printf("semget failed: errno = %d\n", errno);
+ return 0;
+}
+END
+ val="$undef"
+ set try
+ if eval $compile; then
+ xxx=`./try`
+ case "$xxx" in
+ semun) val="$define" ;;
+ esac
+ fi
+ $rm -f try try.c
+ set d_semctl_semun
+ eval $setvar
+ case "$d_semctl_semun" in
+ $define)
+ echo "You can use union semun for semctl IPC_STAT." >&4
+ also='also'
+ ;;
+ *) echo "You cannot use union semun for semctl IPC_STAT." >&4
+ also=''
+ ;;
+ esac
+
+ : see whether semctl IPC_STAT can use struct semid_ds pointer
+ $cat > try.c <<'END'
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <errno.h>
+#ifndef errno
+extern int errno;
+#endif
+int main() {
+ struct semid_ds arg;
+ int sem, st;
+
+#if defined(IPC_PRIVATE) && defined(S_IRWXU) && defined(S_IRWXG) && defined(S_IRWXO) && defined(IPC_CREAT)
+ sem = semget(IPC_PRIVATE, 1, S_IRWXU|S_IRWXG|S_IRWXO|IPC_CREAT);
+ if (sem > -1) {
+# ifdef IPC_STAT
+ st = semctl(sem, 0, IPC_STAT, &arg);
+ if (st == 0)
+ printf("semid_ds\n");
+ else
+# endif /* IPC_STAT */
+ printf("semctl IPC_STAT failed: errno = %d\n", errno);
+# ifdef IPC_RMID
+ if (semctl(sem, 0, IPC_RMID, &arg) != 0)
+# endif /* IPC_RMID */
+ printf("semctl IPC_RMID failed: errno = %d\n", errno);
+ } else
+#endif /* IPC_PRIVATE && ... */
+ printf("semget failed: errno = %d\n", errno);
+
+ return 0;
+}
+END
+ val="$undef"
+ set try
+ if eval $compile; then
+ xxx=`./try`
+ case "$xxx" in
+ semid_ds) val="$define" ;;
+ esac
+ fi
+ $rm -f try try.c
+ set d_semctl_semid_ds
+ eval $setvar
+ case "$d_semctl_semid_ds" in
+ $define)
+ echo "You can $also use struct semid_ds * for semctl IPC_STAT." >&4
+ ;;
+ *) echo "You cannot use struct semid_ds * for semctl IPC_STAT." >&4
+ ;;
+ esac
+ ;;
+*) val="$undef"
+
+ # We do not have the full sem*(2) library, so assume we can not
+ # use either.
+
+ set d_semctl_semun
+ eval $setvar
+
+ set d_semctl_semid_ds
+ eval $setvar
+ ;;
+esac
+
: see if setegid exists
set setegid d_setegid
eval $inlibc
*) groupstype="$gidtype";;
esac
+: see what type is used for devices
+rp="What is the type used for device numbers on this system?"
+set dev_t devtype long stdio.h sys/types.h
+eval $typedef_ask
+
: see what type lseek is declared as in the kernel
rp="What is the type used for lseek's offset on this system?"
set off_t lseektype long stdio.h sys/types.h
: If we are using the old config.sh, known_extensions may contain
: old or inaccurate or duplicate values.
known_extensions=''
+nonxs_extensions=''
: We do not use find because it might not be available.
: We do not just use MANIFEST because the user may have dropped
: some additional extensions into the source tree and expect them
else
if $test -d $xxx; then
cd $xxx
+ zzz=$known_extensions
for yyy in * ; do
if $test -f $yyy/$yyy.xs; then
known_extensions="$known_extensions $xxx/$yyy"
fi
done
cd ..
+ if $test "$zzz" = "$known_extensions"; then
+ if $test -f $xxx/Makefile.PL; then
+ known_extensions="$known_extensions $xxx"
+ nonxs_extensions="$nonxs_extensions $xxx"
+ fi
+ fi
fi
fi
;;
esac
done
+set X $nonxs_extensions
+shift
+nonxs_extensions="$*"
set X $known_extensions
shift
known_extensions="$*"
true|$define|y) avail_ext="$avail_ext $xxx" ;;
esac
;;
- *) avail_ext="$avail_ext $xxx"
+ *)
+ case " $nonxs_extensions " in
+ *" $xxx "*) ;;
+ *) avail_ext="$avail_ext $xxx" ;;
+ esac
;;
esac
done
shift
avail_ext="$*"
+: Now see which nonxs extensions are supported on this system.
+nonxs_ext=''
+for xxx in $nonxs_extensions ; do
+ case "$xxx" in
+ *) nonxs_ext="$nonxs_ext $xxx"
+ ;;
+ esac
+done
+
+set X $nonxs_ext
+shift
+nonxs_ext="$*"
+
case $usedl in
$define)
$cat <<EOM
esac
;;
esac
+ : Exclude those that are not xs extensions
case "$dflt" in
'') dflt=none;;
esac
: Exclude those already listed in dynamic linking
dflt=''
for xxx in $avail_ext; do
- case " $dynamic_ext " in
+ case " $dynamic_ext $nonxs_ext " in
*" $xxx "*) ;;
*) dflt="$dflt $xxx" ;;
esac
d_memset='$d_memset'
d_mkdir='$d_mkdir'
d_mkfifo='$d_mkfifo'
-d_mkstemp='$d_mkstemp'
+d_mknod='$d_mknod'
d_mktime='$d_mktime'
d_msg='$d_msg'
d_msgctl='$d_msgctl'
d_select='$d_select'
d_sem='$d_sem'
d_semctl='$d_semctl'
+d_semctl_semid_ds='$d_semctl_semid_ds'
+d_semctl_semun='$d_semctl_semun'
d_semget='$d_semget'
d_semop='$d_semop'
d_setegid='$d_setegid'
d_tzname='$d_tzname'
d_umask='$d_umask'
d_uname='$d_uname'
+d_union_semun='$d_union_semun'
d_vfork='$d_vfork'
d_void_closedir='$d_void_closedir'
d_voidsig='$d_voidsig'
db_hashtype='$db_hashtype'
db_prefixtype='$db_prefixtype'
defvoidused='$defvoidused'
+devtype='$devtype'
direntrytype='$direntrytype'
dlext='$dlext'
dlsrc='$dlsrc'
perl='$perl'
perladmin='$perladmin'
perlpath='$perlpath'
+nonxs_ext='$nonxs_ext'
pg='$pg'
phostname='$phostname'
pidtype='$pidtype'
zip='$zip'
EOT
+: Add in command line options if available
+$test -f UU/cmdline.opt && $cat UU/cmdline.opt >> config.sh
+
: add special variables
$test -f $src/patchlevel.h && \
awk '/^#define/ {printf "%s=%s\n",$2,$3}' $src/patchlevel.h >>config.sh