+ hard=
+ if test -z "$hard"; then
+ msg="C to warn about writing to stringliterals"
+ else
+ msg="C to prohibit any write to stringliterals"
+ fi
+ echo $ac_n "checking $msg""... $ac_c" 1>&6
+echo "configure:1546: checking $msg" >&5
+if eval "test \"`echo '$''{'ac_cv_prog_cc_no_writeable_strings'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.c <<EOF
+#include <string.h>
+int main (void)
+{
+ char test[16];
+ if (strcpy (test, "test")) return 0;
+ return 1;
+}
+EOF
+ if test "$GCC" = "yes";
+ then
+ if test -z "$hard"; then
+ ac_cv_prog_cc_no_writeable_strings="-Wwrite-strings"
+ else
+ ac_cv_prog_cc_no_writeable_strings="-fno-writable-strings -Wwrite-strings"
+ fi
+
+ if test -n "`${CC-cc} -c $ac_cv_prog_cc_no_writeable_strings conftest.c 2>&1`" ; then
+ ac_cv_prog_cc_no_writeable_strings="suppressed: string.h"
+ fi
+
+ elif $CC -flags 2>&1 | grep "Xc.*strict ANSI C" > /dev/null 2>&1 &&
+ $CC -c -xstrconst conftest.c > /dev/null 2>&1 &&
+ test -f conftest.o
+ then
+ # strings go into readonly segment
+ ac_cv_prog_cc_no_writeable_strings="-xstrconst"
+
+ rm conftest.o
+ if test -n "`${CC-cc} -c $ac_cv_prog_cc_no_writeable_strings conftest.c 2>&1`" ; then
+ ac_cv_prog_cc_no_writeable_strings="suppressed: string.h"
+ fi
+
+ elif $CC > /dev/null 2>&1 &&
+ $CC -c +ESlit conftest.c > /dev/null 2>&1 &&
+ test -f conftest.o
+ then
+ # strings go into readonly segment
+ ac_cv_prog_cc_no_writeable_strings="+ESlit"
+
+ rm conftest.o
+ if test -n "`${CC-cc} -c $ac_cv_prog_cc_no_writeable_strings conftest.c 2>&1`" ; then
+ ac_cv_prog_cc_no_writeable_strings="suppressed: string.h"
+ fi
+
+ elif ! $CC > /dev/null 2>&1 &&
+ $CC -c -readonly_strings conftest.c > /dev/null 2>&1 &&
+ test -f conftest.o
+ then
+ # strings go into readonly segment
+ ac_cv_prog_cc_no_writeable_strings="-readonly_strings"
+
+ rm conftest.o
+ if test -n "`${CC-cc} -c $ac_cv_prog_cc_no_writeable_strings conftest.c 2>&1`" ; then
+ ac_cv_prog_cc_no_writeable_strings="suppressed: string.h"
+ fi
+
+
+ # -use_readonly_const is the default for IRIX C,
+ # puts them into .rodata, but they are copied later.
+ # need to be "-G0 -rdatashared" for strictmode but
+ # I am not sure what effect that has really.
+
+ fi
+ rm -f conftest.*
+
+fi
+
+echo "$ac_t""$ac_cv_prog_cc_no_writeable_strings" 1>&6
+ if test -z "$WRITESTRINGS" ; then
+ if test -n "$ac_cv_prog_cc_no_writeable_strings" ; then
+ case "$ac_cv_prog_cc_no_writeable_strings" in
+ suppressed*) WRITESTRINGS="" ;; # known but suppressed
+ *) WRITESTRINGS="$ac_cv_prog_cc_no_writeable_strings" ;;
+ esac
+ fi
+ fi
+
+
+
echo $ac_n "checking for mpz_init_set_str in -lgmp""... $ac_c" 1>&6
-echo "configure:1540: checking for mpz_init_set_str in -lgmp" >&5
+echo "configure:1632: checking for mpz_init_set_str in -lgmp" >&5
ac_lib_var=`echo gmp'_'mpz_init_set_str | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lgmp $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1548 "configure"
+#line 1640 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
mpz_init_set_str()
; return 0; }
EOF
-if { (eval echo configure:1559: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1651: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for mpz_init_set_str in -lgmp2""... $ac_c" 1>&6
-echo "configure:1587: checking for mpz_init_set_str in -lgmp2" >&5
+echo "configure:1679: checking for mpz_init_set_str in -lgmp2" >&5
ac_lib_var=`echo gmp2'_'mpz_init_set_str | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lgmp2 $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1595 "configure"
+#line 1687 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
mpz_init_set_str()
; return 0; }
EOF
-if { (eval echo configure:1606: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1698: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for __gmpz_init_set_str in -lgmp""... $ac_c" 1>&6
-echo "configure:1634: checking for __gmpz_init_set_str in -lgmp" >&5
+echo "configure:1726: checking for __gmpz_init_set_str in -lgmp" >&5
ac_lib_var=`echo gmp'_'__gmpz_init_set_str | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lgmp $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1642 "configure"
+#line 1734 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
__gmpz_init_set_str()
; return 0; }
EOF
-if { (eval echo configure:1653: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1745: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for yywrap in -lfl""... $ac_c" 1>&6
-echo "configure:1681: checking for yywrap in -lfl" >&5
+echo "configure:1773: checking for yywrap in -lfl" >&5
ac_lib_var=`echo fl'_'yywrap | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lfl $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1689 "configure"
+#line 1781 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
yywrap()
; return 0; }
EOF
-if { (eval echo configure:1700: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1792: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for inet_ntoa in -lnsl""... $ac_c" 1>&6
-echo "configure:1728: checking for inet_ntoa in -lnsl" >&5
+echo "configure:1820: checking for inet_ntoa in -lnsl" >&5
ac_lib_var=`echo nsl'_'inet_ntoa | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lnsl $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1736 "configure"
+#line 1828 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
inet_ntoa()
; return 0; }
EOF
-if { (eval echo configure:1747: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1839: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for getopt_long in -lgetopt""... $ac_c" 1>&6
-echo "configure:1775: checking for getopt_long in -lgetopt" >&5
+echo "configure:1867: checking for getopt_long in -lgetopt" >&5
ac_lib_var=`echo getopt'_'getopt_long | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lgetopt $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1783 "configure"
+#line 1875 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
getopt_long()
; return 0; }
EOF
-if { (eval echo configure:1794: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1886: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for getopt_long in -lgnugetopt""... $ac_c" 1>&6
-echo "configure:1822: checking for getopt_long in -lgnugetopt" >&5
+echo "configure:1914: checking for getopt_long in -lgnugetopt" >&5
ac_lib_var=`echo gnugetopt'_'getopt_long | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lgnugetopt $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1830 "configure"
+#line 1922 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
getopt_long()
; return 0; }
EOF
-if { (eval echo configure:1841: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:1869: checking for socket in -lsocket" >&5
+echo "configure:1961: checking for socket in -lsocket" >&5
ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lsocket $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1877 "configure"
+#line 1969 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
socket()
; return 0; }
EOF
-if { (eval echo configure:1888: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:1980: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for inet_aton in -lresolv""... $ac_c" 1>&6
-echo "configure:1916: checking for inet_aton in -lresolv" >&5
+echo "configure:2008: checking for inet_aton in -lresolv" >&5
ac_lib_var=`echo resolv'_'inet_aton | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-lresolv $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1924 "configure"
+#line 2016 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
inet_aton()
; return 0; }
EOF
-if { (eval echo configure:1935: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2027: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
fi
echo $ac_n "checking for adns_init in -ladns""... $ac_c" 1>&6
-echo "configure:1963: checking for adns_init in -ladns" >&5
+echo "configure:2055: checking for adns_init in -ladns" >&5
ac_lib_var=`echo adns'_'adns_init | sed 'y%./+-%__p_%'`
if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
ac_save_LIBS="$LIBS"
LIBS="-ladns $LIBS"
cat > conftest.$ac_ext <<EOF
-#line 1971 "configure"
+#line 2063 "configure"
#include "confdefs.h"
/* Override any gcc2 internal prototype to avoid an error. */
/* We use char because int might match the return type of a gcc2
adns_init()
; return 0; }
EOF
-if { (eval echo configure:1982: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2074: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_lib_$ac_lib_var=yes"
else
for ac_func in getopt_long
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2014: checking for $ac_func" >&5
+echo "configure:2106: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2019 "configure"
+#line 2111 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
; return 0; }
EOF
-if { (eval echo configure:2042: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2134: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
for ac_func in snprintf
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2070: checking for $ac_func" >&5
+echo "configure:2162: checking for $ac_func" >&5
if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
-#line 2075 "configure"
+#line 2167 "configure"
#include "confdefs.h"
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $ac_func(); below. */
; return 0; }
EOF
-if { (eval echo configure:2098: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
eval "ac_cv_func_$ac_func=yes"
else
fi
done
-# The Ultrix 4.2 mips builtin alloca declared by alloca.h only works
-# for constant arguments. Useless!
-echo $ac_n "checking for working alloca.h""... $ac_c" 1>&6
-echo "configure:2126: checking for working alloca.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2131 "configure"
-#include "confdefs.h"
-#include <alloca.h>
-int main() {
-char *p = alloca(2 * sizeof(int));
-; return 0; }
-EOF
-if { (eval echo configure:2138: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- ac_cv_header_alloca_h=yes
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- ac_cv_header_alloca_h=no
-fi
-rm -f conftest*
-fi
-
-echo "$ac_t""$ac_cv_header_alloca_h" 1>&6
-if test $ac_cv_header_alloca_h = yes; then
- cat >> confdefs.h <<\EOF
-#define HAVE_ALLOCA_H 1
-EOF
-
-fi
-
-echo $ac_n "checking for alloca""... $ac_c" 1>&6
-echo "configure:2159: checking for alloca" >&5
-if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2164 "configure"
-#include "confdefs.h"
-
-#ifdef __GNUC__
-# define alloca __builtin_alloca
-#else
-# ifdef _MSC_VER
-# include <malloc.h>
-# define alloca _alloca
-# else
-# if HAVE_ALLOCA_H
-# include <alloca.h>
-# else
-# ifdef _AIX
- #pragma alloca
-# else
-# ifndef alloca /* predefined by HP cc +Olibcalls */
-char *alloca ();
-# endif
-# endif
-# endif
-# endif
-#endif
-
-int main() {
-char *p = (char *) alloca(1);
-; return 0; }
-EOF
-if { (eval echo configure:2192: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- ac_cv_func_alloca_works=yes
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- ac_cv_func_alloca_works=no
-fi
-rm -f conftest*
-fi
-
-echo "$ac_t""$ac_cv_func_alloca_works" 1>&6
-if test $ac_cv_func_alloca_works = yes; then
- cat >> confdefs.h <<\EOF
-#define HAVE_ALLOCA 1
-EOF
-
-fi
-
-if test $ac_cv_func_alloca_works = no; then
- # The SVR3 libPW and SVR4 libucb both contain incompatible functions
- # that cause trouble. Some versions do not even contain alloca or
- # contain a buggy version. If you still want to use their alloca,
- # use ar to extract alloca.o from them instead of compiling alloca.c.
- ALLOCA=alloca.${ac_objext}
- cat >> confdefs.h <<\EOF
-#define C_ALLOCA 1
-EOF
-
-
-echo $ac_n "checking whether alloca needs Cray hooks""... $ac_c" 1>&6
-echo "configure:2224: checking whether alloca needs Cray hooks" >&5
-if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2229 "configure"
-#include "confdefs.h"
-#if defined(CRAY) && ! defined(CRAY2)
-webecray
-#else
-wenotbecray
-#endif
-
-EOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
- egrep "webecray" >/dev/null 2>&1; then
- rm -rf conftest*
- ac_cv_os_cray=yes
-else
- rm -rf conftest*
- ac_cv_os_cray=no
-fi
-rm -f conftest*
-
-fi
-
-echo "$ac_t""$ac_cv_os_cray" 1>&6
-if test $ac_cv_os_cray = yes; then
-for ac_func in _getb67 GETB67 getb67; do
- echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:2254: checking for $ac_func" >&5
-if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2259 "configure"
-#include "confdefs.h"
-/* System header to define __stub macros and hopefully few prototypes,
- which can conflict with char $ac_func(); below. */
-#include <assert.h>
-/* Override any gcc2 internal prototype to avoid an error. */
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char $ac_func();
-
-int main() {
-
-/* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-$ac_func();
-#endif
-
-; return 0; }
-EOF
-if { (eval echo configure:2282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
- rm -rf conftest*
- eval "ac_cv_func_$ac_func=yes"
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -rf conftest*
- eval "ac_cv_func_$ac_func=no"
-fi
-rm -f conftest*
-fi
-
-if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
- echo "$ac_t""yes" 1>&6
- cat >> confdefs.h <<EOF
-#define CRAY_STACKSEG_END $ac_func
-EOF
-
- break
-else
- echo "$ac_t""no" 1>&6
-fi
-
-done
-fi
-
-echo $ac_n "checking stack direction for C alloca""... $ac_c" 1>&6
-echo "configure:2309: checking stack direction for C alloca" >&5
-if eval "test \"`echo '$''{'ac_cv_c_stack_direction'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- if test "$cross_compiling" = yes; then
- ac_cv_c_stack_direction=0
-else
- cat > conftest.$ac_ext <<EOF
-#line 2317 "configure"
-#include "confdefs.h"
-find_stack_direction ()
-{
- static char *addr = 0;
- auto char dummy;
- if (addr == 0)
- {
- addr = &dummy;
- return find_stack_direction ();
- }
- else
- return (&dummy > addr) ? 1 : -1;
-}
-main ()
-{
- exit (find_stack_direction() < 0);
-}
-EOF
-if { (eval echo configure:2336: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
-then
- ac_cv_c_stack_direction=1
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -fr conftest*
- ac_cv_c_stack_direction=-1
-fi
-rm -fr conftest*
-fi
-
-fi
-
-echo "$ac_t""$ac_cv_c_stack_direction" 1>&6
-cat >> confdefs.h <<EOF
-#define STACK_DIRECTION $ac_cv_c_stack_direction
-EOF
-
-fi
-
trap '' 1 2 15
cat > confcache <<\EOF
s%@INSTALL_DATA@%$INSTALL_DATA%g
s%@RM@%$RM%g
s%@CPP@%$CPP%g
+s%@WRITESTRINGS@%$WRITESTRINGS%g
s%@LIBOBJS@%$LIBOBJS%g
-s%@ALLOCA@%$ALLOCA%g
CEOF
EOF