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""... $ac_c" 1>&6
-echo "configure:2218: checking for working alloca.h" >&5
-if eval "test \"`echo '$''{'ac_cv_header_alloca_h'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2223 "configure"
-#include "confdefs.h"
-#include <alloca.h>
-int main() {
-char *p = alloca(2 * sizeof(int));
-; return 0; }
-EOF
-if { (eval echo configure:2230: \"$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""... $ac_c" 1>&6
-echo "configure:2251: checking for alloca" >&5
-if eval "test \"`echo '$''{'ac_cv_func_alloca_works'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2256 "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:2284: \"$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""... $ac_c" 1>&6
-echo "configure:2316: checking whether alloca needs Cray hooks" >&5
-if eval "test \"`echo '$''{'ac_cv_os_cray'+set}'`\" = set"; then
- echo $ac_n "(cached) $ac_c" 1>&6
-else
- cat > conftest.$ac_ext <<EOF
-#line 2321 "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:2346: 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 2351 "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:2374: \"$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""... $ac_c" 1>&6
-echo "configure:2401: checking stack direction for C alloca" >&5
-if eval "test \"`echo '$''{'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.$ac_ext <<EOF
-#line 2409 "configure"
-#include "confdefs.h"
-find_stack_direction ()
-{
- static char *addr = 0;
- auto char dummy;
- if (addr == 0)
- {
- addr = &dummy;
- return find_stack_direction ();
- }
- else
- return (&dummy > addr) ? 1 : -1;
-}
-main ()
-{
- exit (find_stack_direction() < 0);
-}
-EOF
-if { (eval echo configure:2428: \"$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 $ac_cv_c_stack_direction
-EOF
-
-fi
-
trap '' 1 2 15
cat > confcache <<\EOF
s%@CPP@%$CPP%g
s%@WRITESTRINGS@%$WRITESTRINGS%g
s%@LIBOBJS@%$LIBOBJS%g
-s%@ALLOCA@%$ALLOCA%g
CEOF
EOF
~ian / secnet.git / blobdiff