-fi
-
-# On IRIX 5.3, sys/types and inttypes.h are conflicting.
-
-for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
- inttypes.h stdint.h unistd.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:13459: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-#line 13465 "configure"
-#include "confdefs.h"
-$ac_includes_default
-#include <$ac_header>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13471: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- echo "$as_me:13474: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:13477: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:13480: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- eval "$as_ac_Header=yes"
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_Header=no"
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:13490: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
- cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-EOF
-
-fi
-done
-
-echo "$as_me:13500: checking for pid_t" >&5
-echo $ECHO_N "checking for pid_t... $ECHO_C" >&6
-if test "${ac_cv_type_pid_t+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-#line 13506 "configure"
-#include "confdefs.h"
-$ac_includes_default
-int
-main ()
-{
-if ((pid_t *) 0)
- return 0;
-if (sizeof (pid_t))
- return 0;
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:13521: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- echo "$as_me:13524: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:13527: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:13530: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_cv_type_pid_t=yes
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_type_pid_t=no
-fi
-rm -f conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:13540: result: $ac_cv_type_pid_t" >&5
-echo "${ECHO_T}$ac_cv_type_pid_t" >&6
-if test $ac_cv_type_pid_t = yes; then
- :
-else
-
-cat >>confdefs.h <<EOF
-#define pid_t int
-EOF
-
-fi
-
-for ac_header in unistd.h vfork.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:13555: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-#line 13561 "configure"
-#include "confdefs.h"
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:13565: \"$ac_cpp conftest.$ac_ext\"") >&5
- (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
- ac_status=$?
- egrep -v '^ *\+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:13571: \$? = $ac_status" >&5
- (exit $ac_status); } >/dev/null; then
- if test -s conftest.err; then
- ac_cpp_err=$ac_c_preproc_warn_flag
- else
- ac_cpp_err=
- fi
-else
- ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
- eval "$as_ac_Header=yes"
-else
- echo "$as_me: failed program was:" >&5
- cat conftest.$ac_ext >&5
- eval "$as_ac_Header=no"
-fi
-rm -f conftest.err conftest.$ac_ext
-fi
-echo "$as_me:13590: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
- cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
-EOF
-
-fi
-done
-
-for ac_func in fork vfork
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:13603: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- cat >conftest.$ac_ext <<_ACEOF
-#line 13609 "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. */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
-char $ac_func ();
-char (*f) ();
-
-int
-main ()
-{
-/* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-f = $ac_func;
-#endif
-
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:13640: \"$ac_link\"") >&5
- (eval $ac_link) 2>&5
- ac_status=$?
- echo "$as_me:13643: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -s conftest$ac_exeext'
- { (eval echo "$as_me:13646: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:13649: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- eval "$as_ac_var=yes"
-else
- echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-eval "$as_ac_var=no"
-fi
-rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:13659: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
- cat >>confdefs.h <<EOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
-EOF
-
-fi
-done
-
-ac_cv_func_fork_works=$ac_cv_func_fork
-if test "x$ac_cv_func_fork" = xyes; then
- echo "$as_me:13671: checking for working fork" >&5
-echo $ECHO_N "checking for working fork... $ECHO_C" >&6
-if test "${ac_cv_func_fork_works+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- if test "$cross_compiling" = yes; then
- ac_cv_func_fork_works=cross
-else
- cat >conftest.$ac_ext <<_ACEOF
-/* By Rüdiger Kuhlmann. */
- #include <sys/types.h>
- #if HAVE_UNISTD_H
- # include <unistd.h>
- #endif
- /* Some systems only have a dummy stub for fork() */
- int main ()
- {
- if (fork() < 0)
- $ac_main_return (1);
- $ac_main_return (0);
- }
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:13694: \"$ac_link\"") >&5
- (eval $ac_link) 2>&5
- ac_status=$?
- echo "$as_me:13697: \$? = $ac_status" >&5
- (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
- { (eval echo "$as_me:13699: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:13702: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_cv_func_fork_works=yes
-else
- echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_fork_works=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-fi
-echo "$as_me:13714: result: $ac_cv_func_fork_works" >&5
-echo "${ECHO_T}$ac_cv_func_fork_works" >&6
-
-fi
-if test "x$ac_cv_func_fork_works" = xcross; then
- case $host in
- *-*-amigaos* | *-*-msdosdjgpp*)
- # Override, as these systems have only a dummy fork() stub
- ac_cv_func_fork_works=no
- ;;
- *)
- ac_cv_func_fork_works=yes
- ;;
- esac
- { echo "$as_me:13728: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&5
-echo "$as_me: WARNING: CROSS: Result $ac_cv_func_fork_works guessed due to cross-compiling." >&2;}
-fi
-ac_cv_func_vfork_works=$ac_cv_func_vfork
-if test "x$ac_cv_func_vfork" = xyes; then
- echo "$as_me:13733: checking for working vfork" >&5
-echo $ECHO_N "checking for working vfork... $ECHO_C" >&6
-if test "${ac_cv_func_vfork_works+set}" = set; then
- echo $ECHO_N "(cached) $ECHO_C" >&6
-else
- if test "$cross_compiling" = yes; then
- ac_cv_func_vfork_works=cross
-else
- cat >conftest.$ac_ext <<_ACEOF
-#line 13742 "configure"
-#include "confdefs.h"
-/* Thanks to Paul Eggert for this test. */
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#if HAVE_UNISTD_H
-# include <unistd.h>
-#endif
-#if HAVE_VFORK_H
-# include <vfork.h>
-#endif
-/* On some sparc systems, changes by the child to local and incoming
- argument registers are propagated back to the parent. The compiler
- is told about this with #include <vfork.h>, but some compilers
- (e.g. gcc -O) don't grok <vfork.h>. Test for this by using a
- static variable whose address is put into a register that is
- clobbered by the vfork. */
-static
-#ifdef __cplusplus
-sparc_address_test (int arg)
-# else
-sparc_address_test (arg) int arg;
-#endif
-{
- static pid_t child;
- if (!child) {
- child = vfork ();
- if (child < 0) {
- perror ("vfork");
- _exit(2);
- }
- if (!child) {
- arg = getpid();
- write(-1, "", 0);
- _exit (arg);
- }
- }
-}
-
-int
-main ()
-{
- pid_t parent = getpid ();
- pid_t child;
-
- sparc_address_test ();
-
- child = vfork ();
-
- if (child == 0) {
- /* Here is another test for sparc vfork register problems. This
- test uses lots of local variables, at least as many local
- variables as main has allocated so far including compiler
- temporaries. 4 locals are enough for gcc 1.40.3 on a Solaris
- 4.1.3 sparc, but we use 8 to be safe. A buggy compiler should
- reuse the register of parent for one of the local variables,
- since it will think that parent can't possibly be used any more
- in this routine. Assigning to the local variable will thus
- munge parent in the parent process. */
- pid_t
- p = getpid(), p1 = getpid(), p2 = getpid(), p3 = getpid(),
- p4 = getpid(), p5 = getpid(), p6 = getpid(), p7 = getpid();
- /* Convince the compiler that p..p7 are live; otherwise, it might
- use the same hardware register for all 8 local variables. */
- if (p != p1 || p != p2 || p != p3 || p != p4
- || p != p5 || p != p6 || p != p7)
- _exit(1);
-
- /* On some systems (e.g. IRIX 3.3), vfork doesn't separate parent
- from child file descriptors. If the child closes a descriptor
- before it execs or exits, this munges the parent's descriptor
- as well. Test for this by closing stdout in the child. */
- _exit(close(fileno(stdout)) != 0);
- } else {
- int status;
- struct stat st;
-
- while (wait(&status) != child)
- ;
- $ac_main_return(
- /* Was there some problem with vforking? */
- child < 0
-
- /* Did the child fail? (This shouldn't happen.) */
- || status
-
- /* Did the vfork/compiler bug occur? */
- || parent != getpid()
-
- /* Did the file descriptor bug occur? */
- || fstat(fileno(stdout), &st) != 0
- );
- }
-}
-_ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:13839: \"$ac_link\"") >&5
- (eval $ac_link) 2>&5
- ac_status=$?
- echo "$as_me:13842: \$? = $ac_status" >&5
- (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
- { (eval echo "$as_me:13844: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:13847: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_cv_func_vfork_works=yes
-else
- echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-cat conftest.$ac_ext >&5
-ac_cv_func_vfork_works=no
-fi
-rm -f core core.* *.core conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
-fi
-fi
-echo "$as_me:13859: result: $ac_cv_func_vfork_works" >&5
-echo "${ECHO_T}$ac_cv_func_vfork_works" >&6
-
-fi;
-if test "x$ac_cv_func_fork_works" = xcross; then
- ac_cv_func_vfork_works=ac_cv_func_vfork
- { echo "$as_me:13865: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&5
-echo "$as_me: WARNING: CROSS: Result $ac_cv_func_vfork_works guessed due to cross-compiling." >&2;}
-fi
-
-if test "x$ac_cv_func_vfork_works" = xyes; then
-
-cat >>confdefs.h <<\EOF
-#define HAVE_WORKING_VFORK 1
-EOF
-
projects / platform / upstream / ncurses.git / commitdiff