regen
This commit is contained in:
tg
554
configure
vendored
554
configure
vendored
@@ -2,7 +2,7 @@
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# Guess values for system-dependent variables and create Makefiles.
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# Generated automatically using autoconf version 2.13.20040919
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# $MirBSD: src/bin/ksh/configure,v 2.3 2004/12/28 22:44:55 tg Exp $
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# $MirBSD: src/bin/ksh/configure,v 2.4 2004/12/31 19:37:18 tg Exp $
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# Copyright (C) 1992, 1993, 1994, 1995, 1996, 2004
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# Free Software Foundation, Inc.
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#
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@@ -2727,321 +2727,13 @@ EOF
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fi
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echo $ac_n "checking for sys_errlist declaration in errno.h""... $ac_c" 1>&6
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echo "configure:2732: checking for sys_errlist declaration in errno.h" >&5
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if eval "test \"\${ksh_cv_decl_sys_errlist+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2737 "configure"
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#include "confdefs.h"
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#include <errno.h>
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int main() {
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char *msg = *(sys_errlist + 1); if (msg && *msg) return 12;
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; return 0; }
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EOF
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if { (eval echo configure:2744: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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ksh_cv_decl_sys_errlist=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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ksh_cv_decl_sys_errlist=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$ksh_cv_decl_sys_errlist" 1>&6
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if test $ksh_cv_decl_sys_errlist = yes; then
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cat >> confdefs.h <<\EOF
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#define SYS_ERRLIST_DECLARED 1
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EOF
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cat >> confdefs.h <<\EOF
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#define HAVE_SYS_ERRLIST 1
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EOF
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else
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echo $ac_n "checking for sys_errlist in library""... $ac_c" 1>&6
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echo "configure:2768: checking for sys_errlist in library" >&5
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if eval "test \"\${ksh_cv_var_sys_errlist+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2773 "configure"
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#include "confdefs.h"
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int main() {
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extern char *sys_errlist[];
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extern int sys_nerr;
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char *p;
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p = sys_errlist[sys_nerr - 1];
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if (p) return 12;
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; return 0; }
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EOF
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if { (eval echo configure:2786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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ksh_cv_var_sys_errlist=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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ksh_cv_var_sys_errlist=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$ksh_cv_var_sys_errlist" 1>&6
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if test $ksh_cv_var_sys_errlist = yes; then
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cat >> confdefs.h <<\EOF
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#define HAVE_SYS_ERRLIST 1
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EOF
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fi
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fi
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echo $ac_n "checking for sys_siglist declaration in signal.h or unistd.h""... $ac_c" 1>&6
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echo "configure:2808: checking for sys_siglist declaration in signal.h or unistd.h" >&5
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if eval "test \"\${ac_cv_decl_sys_siglist+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2813 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#include <signal.h>
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/* NetBSD declares sys_siglist in unistd.h. */
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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int main() {
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char *msg = *(sys_siglist + 1);
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; return 0; }
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EOF
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if { (eval echo configure:2825: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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ac_cv_decl_sys_siglist=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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ac_cv_decl_sys_siglist=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$ac_cv_decl_sys_siglist" 1>&6
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if test $ac_cv_decl_sys_siglist = yes; then
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cat >> confdefs.h <<\EOF
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#define SYS_SIGLIST_DECLARED 1
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EOF
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fi
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if test ac_cv_decl_sys_siglist = yes; then
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cat >> confdefs.h <<\EOF
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#define HAVE_SYS_SIGLIST 1
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EOF
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else
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echo $ac_n "checking for sys_siglist in library""... $ac_c" 1>&6
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echo "configure:2852: checking for sys_siglist in library" >&5
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if eval "test \"\${ksh_cv_var_sys_siglist+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2857 "configure"
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#include "confdefs.h"
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int main() {
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extern char *sys_siglist[];
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char *p = sys_siglist[2];
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if (p)
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return 12;
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; return 0; }
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EOF
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if { (eval echo configure:2869: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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ksh_cv_var_sys_siglist=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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ksh_cv_var_sys_siglist=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$ksh_cv_var_sys_siglist" 1>&6
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if test $ksh_cv_var_sys_siglist = yes; then
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cat >> confdefs.h <<\EOF
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#define HAVE_SYS_SIGLIST 1
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EOF
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fi
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fi
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echo $ac_n "checking time() declaration in time.h""... $ac_c" 1>&6
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echo "configure:2891: checking time() declaration in time.h" >&5
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if eval "test \"\${ksh_cv_time_delcared+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2896 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#include <time.h>
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int main() {
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time_t (*f)() = time; if (f) return 12;
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; return 0; }
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EOF
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if { (eval echo configure:2904: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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ksh_cv_time_delcared=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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ksh_cv_time_delcared=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$ksh_cv_time_delcared" 1>&6
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if test $ksh_cv_time_delcared = yes; then
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cat >> confdefs.h <<\EOF
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#define TIME_DECLARED 1
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EOF
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fi
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echo $ac_n "checking if times() is present/working""... $ac_c" 1>&6
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echo "configure:2925: checking if times() is present/working" >&5
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if eval "test \"\${ksh_cv_func_times_ok+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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if test "$cross_compiling" = yes; then
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{ echo "configure: error: cannot determine if times works when cross compiling" 1>&2; exit 1; }
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else
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cat > conftest.$ac_ext <<EOF
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#line 2934 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#include <sys/times.h>
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/* if missing, clock_t is defined to be INT32 */
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#if SIZEOF_INT == 4
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# define INT32 int
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#else /* SIZEOF_INT */
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# if SIZEOF_LONG == 4
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# define INT32 long
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# else /* SIZEOF_LONG */
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#error cannot find 32 bit type...
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# endif /* SIZEOF_LONG */
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#endif /* SIZEOF_INT */
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main()
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{
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extern clock_t times();
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struct tms tms;
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times(&tms);
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sleep(1);
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if (times(&tms) == 0)
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exit(1);
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exit(0);
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}
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EOF
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if { (eval echo configure:2961: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ksh_cv_func_times_ok=yes
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -fr conftest*
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ksh_cv_func_times_ok=no
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fi
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rm -fr conftest*
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fi
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fi
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echo "$ac_t""$ksh_cv_func_times_ok" 1>&6
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if test $ksh_cv_func_times_ok = no; then
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cat >> confdefs.h <<\EOF
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#define TIMES_BROKEN 1
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EOF
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for ac_func in getrusage
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do
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echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
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echo "configure:2984: checking for $ac_func" >&5
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if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2989 "configure"
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#include "confdefs.h"
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/* System header to define __stub macros and hopefully few prototypes,
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which can conflict with char $ac_func(); below. */
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#include <assert.h>
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/* Override any gcc2 internal prototype to avoid an error. */
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/* We use char because int might match the return type of a gcc2
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builtin and then its argument prototype would still apply. */
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char $ac_func();
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char (*f)();
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int main() {
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/* The GNU C library defines this for functions which it implements
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to always fail with ENOSYS. Some functions are actually named
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something starting with __ and the normal name is an alias. */
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#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
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choke me
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#else
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f = $ac_func;
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#endif
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; return 0; }
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EOF
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if { (eval echo configure:3013: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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eval "ac_cv_func_$ac_func=yes"
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else
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echo "configure: failed program was:" >&5
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cat conftest.$ac_ext >&5
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rm -rf conftest*
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eval "ac_cv_func_$ac_func=no"
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fi
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rm -f conftest*
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fi
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if eval "test \"$(echo '$ac_cv_func_'$ac_func)\" = yes"; then
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echo "$ac_t""yes" 1>&6
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ac_tr_func=HAVE_$(echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ')
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cat >> confdefs.h <<EOF
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#define $ac_tr_func 1
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EOF
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||||
|
||||
else
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echo "$ac_t""no" 1>&6
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fi
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done
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||||
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||||
fi
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||||
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echo $ac_n "checking whether stat file-mode macros are broken""... $ac_c" 1>&6
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echo "configure:3040: checking whether stat file-mode macros are broken" >&5
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echo "configure:2732: checking whether stat file-mode macros are broken" >&5
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if eval "test \"\${ac_cv_header_stat_broken+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 3045 "configure"
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#line 2737 "configure"
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#include "confdefs.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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@@ -3092,12 +2784,12 @@ EOF
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||||
fi
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||||
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||||
echo $ac_n "checking for member st_rdev in aggregate type struct stat""... $ac_c" 1>&6
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||||
echo "configure:3096: checking for member st_rdev in aggregate type struct stat" >&5
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echo "configure:2788: checking for member st_rdev in aggregate type struct stat" >&5
|
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if eval "test \"\${ac_cv_c_struct_member_st_rdev+set}\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
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||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3101 "configure"
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||||
#line 2793 "configure"
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||||
#include "confdefs.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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||||
@@ -3105,7 +2797,7 @@ int main() {
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struct stat foo; foo.st_rdev;
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3109: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
if { (eval echo configure:2801: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
rm -rf conftest*
|
||||
ac_cv_c_struct_member_st_rdev=yes
|
||||
else
|
||||
@@ -3127,12 +2819,12 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking for working const""... $ac_c" 1>&6
|
||||
echo "configure:3131: checking for working const" >&5
|
||||
echo "configure:2823: checking for working const" >&5
|
||||
if eval "test \"\${ac_cv_c_const+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3136 "configure"
|
||||
#line 2828 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
int main() {
|
||||
@@ -3181,7 +2873,7 @@ ccp = (char const *const *) p;
|
||||
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3185: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
if { (eval echo configure:2877: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
rm -rf conftest*
|
||||
ac_cv_c_const=yes
|
||||
else
|
||||
@@ -3202,12 +2894,12 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking if compiler understands void""... $ac_c" 1>&6
|
||||
echo "configure:3206: checking if compiler understands void" >&5
|
||||
echo "configure:2898: checking if compiler understands void" >&5
|
||||
if eval "test \"\${ksh_cv_c_void+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3211 "configure"
|
||||
#line 2903 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
void foo() { }
|
||||
@@ -3218,7 +2910,7 @@ int main() {
|
||||
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3222: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
if { (eval echo configure:2914: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
rm -rf conftest*
|
||||
ksh_cv_c_void=yes
|
||||
else
|
||||
@@ -3241,12 +2933,12 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking if compiler understands volatile""... $ac_c" 1>&6
|
||||
echo "configure:3245: checking if compiler understands volatile" >&5
|
||||
echo "configure:2937: checking if compiler understands volatile" >&5
|
||||
if eval "test \"\${ksh_cv_c_volatile+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3250 "configure"
|
||||
#line 2942 "configure"
|
||||
#include "confdefs.h"
|
||||
int x, y, z;
|
||||
int main() {
|
||||
@@ -3255,7 +2947,7 @@ volatile int a; int * volatile b = x ? &y : &z;
|
||||
*b = 0;
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3259: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
if { (eval echo configure:2951: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
rm -rf conftest*
|
||||
ksh_cv_c_volatile=yes
|
||||
else
|
||||
@@ -3278,12 +2970,12 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking if C compiler groks __attribute__((.. ))""... $ac_c" 1>&6
|
||||
echo "configure:3282: checking if C compiler groks __attribute__((.. ))" >&5
|
||||
echo "configure:2974: checking if C compiler groks __attribute__((.. ))" >&5
|
||||
if eval "test \"\${ksh_cv_c_func_attr+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3287 "configure"
|
||||
#line 2979 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#include <stdarg.h>
|
||||
@@ -3300,7 +2992,7 @@ int main() {
|
||||
test_nr("%d", 10); test_cnst(2); test_uk(); test_nr();
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3304: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
if { (eval echo configure:2996: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
|
||||
rm -rf conftest*
|
||||
ksh_cv_c_func_attr=yes
|
||||
else
|
||||
@@ -3323,7 +3015,7 @@ EOF
|
||||
# Pull the hash mark out of the macro call to avoid m4 problems.
|
||||
ac_msg="whether #! works in shell scripts"
|
||||
echo $ac_n "checking $ac_msg""... $ac_c" 1>&6
|
||||
echo "configure:3327: checking $ac_msg" >&5
|
||||
echo "configure:3019: checking $ac_msg" >&5
|
||||
if eval "test \"\${ac_cv_sys_interpreter+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@@ -3350,7 +3042,7 @@ EOF
|
||||
|
||||
fi
|
||||
echo $ac_n "checking if dup2() works (ie, resets the close-on-exec flag)""... $ac_c" 1>&6
|
||||
echo "configure:3354: checking if dup2() works (ie, resets the close-on-exec flag)" >&5
|
||||
echo "configure:3046: checking if dup2() works (ie, resets the close-on-exec flag)" >&5
|
||||
if eval "test \"\${ksh_cv_dup2_clexec_ok+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@@ -3359,7 +3051,7 @@ else
|
||||
ksh_cv_dup2_clexec_ok=no
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3363 "configure"
|
||||
#line 3055 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#include <sys/types.h>
|
||||
@@ -3390,7 +3082,7 @@ main()
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3394: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3086: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_dup2_clexec_ok=yes
|
||||
else
|
||||
@@ -3413,12 +3105,12 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking flavour of signal routines""... $ac_c" 1>&6
|
||||
echo "configure:3417: checking flavour of signal routines" >&5
|
||||
echo "configure:3109: checking flavour of signal routines" >&5
|
||||
if eval "test \"\${ksh_cv_signal_check+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3422 "configure"
|
||||
#line 3114 "configure"
|
||||
#include "confdefs.h"
|
||||
#include <signal.h>
|
||||
int main() {
|
||||
@@ -3431,7 +3123,7 @@ int main() {
|
||||
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3435: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
||||
if { (eval echo configure:3127: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
||||
rm -rf conftest*
|
||||
ksh_cv_signal_check=posix
|
||||
else
|
||||
@@ -3439,7 +3131,7 @@ else
|
||||
cat conftest.$ac_ext >&5
|
||||
rm -rf conftest*
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3443 "configure"
|
||||
#line 3135 "configure"
|
||||
#include "confdefs.h"
|
||||
#include <signal.h>
|
||||
int main() {
|
||||
@@ -3449,7 +3141,7 @@ int main() {
|
||||
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3453: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
||||
if { (eval echo configure:3145: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
||||
rm -rf conftest*
|
||||
ksh_cv_signal_check=bsd42
|
||||
else
|
||||
@@ -3457,7 +3149,7 @@ else
|
||||
cat conftest.$ac_ext >&5
|
||||
rm -rf conftest*
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3461 "configure"
|
||||
#line 3153 "configure"
|
||||
#include "confdefs.h"
|
||||
#include <signal.h>
|
||||
RETSIGTYPE foo() { }
|
||||
@@ -3469,7 +3161,7 @@ int main() {
|
||||
|
||||
; return 0; }
|
||||
EOF
|
||||
if { (eval echo configure:3473: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
||||
if { (eval echo configure:3165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
|
||||
rm -rf conftest*
|
||||
ksh_cv_signal_check=bsd41
|
||||
else
|
||||
@@ -3486,164 +3178,12 @@ rm -f conftest*
|
||||
fi
|
||||
|
||||
echo "$ac_t""$ksh_cv_signal_check" 1>&6
|
||||
if test $ksh_cv_signal_check = posix; then
|
||||
cat >> confdefs.h <<\EOF
|
||||
#define POSIX_SIGNALS 1
|
||||
EOF
|
||||
|
||||
else
|
||||
cat >> confdefs.h <<\EOF
|
||||
#define USE_FAKE_SIGACT 1
|
||||
EOF
|
||||
|
||||
if test $ksh_cv_signal_check = bsd42; then
|
||||
cat >> confdefs.h <<\EOF
|
||||
#define BSD42_SIGNALS 1
|
||||
EOF
|
||||
|
||||
elif test $ksh_cv_signal_check = bsd41; then
|
||||
cat >> confdefs.h <<\EOF
|
||||
#define BSD41_SIGNALS 1
|
||||
EOF
|
||||
|
||||
echo $ac_n "checking if signals interrupt read()""... $ac_c" 1>&6
|
||||
echo "configure:3511: checking if signals interrupt read()" >&5
|
||||
if eval "test \"\${ksh_cv_signals_interrupt+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
if test "$cross_compiling" = yes; then
|
||||
{ echo "configure: error: cannot determine if signals interrupt read() when cross compiling" 1>&2; exit 1; }
|
||||
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3520 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#include <errno.h>
|
||||
#include <signal.h>
|
||||
|
||||
extern int errno;
|
||||
int flag = 0;
|
||||
|
||||
RETSIGTYPE
|
||||
catcher(int sig)
|
||||
{
|
||||
flag = 1;
|
||||
return RETSIGVAL;
|
||||
}
|
||||
|
||||
int
|
||||
main()
|
||||
{
|
||||
int pid;
|
||||
int fdc[2]; /* child writes to parent */
|
||||
int fdp[2]; /* parent writes to child */
|
||||
char buf;
|
||||
int nread;
|
||||
|
||||
if (pipe(fdc) < 0)
|
||||
exit(1);
|
||||
if (pipe(fdp) < 0)
|
||||
exit(2);
|
||||
if ((pid = fork()) < 0)
|
||||
exit(3);
|
||||
if (pid == 0) {
|
||||
close(fdc[0]);
|
||||
close(fdp[1]);
|
||||
if (read(fdp[0], &buf, 1) != 0)
|
||||
exit(10);
|
||||
sleep(1); /* let parent into read */
|
||||
if (kill(getppid(), SIGALRM) < 0)
|
||||
exit(11);
|
||||
sleep(1); /* ensure parent gets to run */
|
||||
write(fdc[1], "1", 1);
|
||||
close(fdc[1]);
|
||||
exit(0);
|
||||
}
|
||||
close(fdc[1]);
|
||||
close(fdp[0]);
|
||||
|
||||
/* Use native routines for test as this is what the shell
|
||||
* will be using...
|
||||
*/
|
||||
#ifdef POSIX_SIGNALS
|
||||
{
|
||||
struct sigaction sa, osa;
|
||||
sa.sa_handler = catcher;
|
||||
sigemptyset(&sa.sa_mask);
|
||||
sa.sa_flags = 0;
|
||||
sigaction(SIGALRM, &sa, &osa);
|
||||
}
|
||||
#else /* POSIX_SIGNALS */
|
||||
# ifdef BSD42_SIGNALS
|
||||
{
|
||||
struct sigvec vec, ovec;
|
||||
vec.sv_handler = catcher;
|
||||
vec.sv_mask = 0;
|
||||
vec.sv_flags = 0;
|
||||
# ifdef SV_INTERRUPT
|
||||
vec.sv_flags |= SV_INTERRUPT;
|
||||
# endif /* SV_INTERRUPT */
|
||||
sigvec(SIGALRM, &vec, &ovec);
|
||||
}
|
||||
# else /* BSD42_SIGNALS */
|
||||
# ifdef BSD41_SIGNALS
|
||||
sigset(SIGALRM, catcher);
|
||||
# else /* BSD41_SIGNALS */
|
||||
# ifdef V7_SIGNALS
|
||||
signal(SIGALRM, catcher);
|
||||
# else /* V7_SIGNALS */
|
||||
what kind of signals do you have?
|
||||
# endif /* V7_SIGNALS */
|
||||
# endif /* BSD41_SIGNALS */
|
||||
# endif /* BSD42_SIGNALS */
|
||||
#endif /* POSIX_SIGNALS */
|
||||
close(fdp[1]); /* start child */
|
||||
nread = read(fdc[0], &buf, 1);
|
||||
if (nread == 0)
|
||||
exit(4);
|
||||
if (nread > 0)
|
||||
exit(5);
|
||||
if (errno != EINTR)
|
||||
exit(6);
|
||||
if (!flag)
|
||||
exit(7);
|
||||
exit(0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3617: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_signals_interrupt=yes
|
||||
else
|
||||
echo "configure: failed program was:" >&5
|
||||
cat conftest.$ac_ext >&5
|
||||
rm -fr conftest*
|
||||
ksh_cv_signals_interrupt=no
|
||||
fi
|
||||
rm -fr conftest*
|
||||
fi
|
||||
|
||||
fi
|
||||
|
||||
echo "$ac_t""$ksh_cv_signals_interrupt" 1>&6
|
||||
if test $ksh_cv_signals_interrupt = no ; then
|
||||
cat >> confdefs.h <<\EOF
|
||||
#define SIGNALS_DONT_INTERRUPT 1
|
||||
EOF
|
||||
|
||||
fi
|
||||
else
|
||||
cat >> confdefs.h <<\EOF
|
||||
#define V7_SIGNALS 1
|
||||
EOF
|
||||
|
||||
fi
|
||||
if test $ksh_cv_signal_check != posix; then
|
||||
echo "configure: warning: no posix signals" 1>&2
|
||||
fi
|
||||
|
||||
echo $ac_n "checking flavour of pgrp routines""... $ac_c" 1>&6
|
||||
echo "configure:3647: checking flavour of pgrp routines" >&5
|
||||
echo "configure:3187: checking flavour of pgrp routines" >&5
|
||||
if eval "test \"\${ksh_cv_pgrp_check+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@@ -3651,7 +3191,7 @@ else
|
||||
{ echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; }
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3655 "configure"
|
||||
#line 3195 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
/* Check for BSD process groups */
|
||||
@@ -3678,7 +3218,7 @@ else
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3682: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3222: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_pgrp_check=bsd
|
||||
else
|
||||
@@ -3689,7 +3229,7 @@ else
|
||||
{ echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; }
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3693 "configure"
|
||||
#line 3233 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
/* Check for POSIX process groups */
|
||||
@@ -3722,7 +3262,7 @@ else
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3726: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_pgrp_check=posix
|
||||
else
|
||||
@@ -3733,7 +3273,7 @@ else
|
||||
{ echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; }
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3737 "configure"
|
||||
#line 3277 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
/* Check for SYSV process groups */
|
||||
@@ -3761,7 +3301,7 @@ else
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3765: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3305: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_pgrp_check=sysv
|
||||
else
|
||||
@@ -3808,7 +3348,7 @@ EOF
|
||||
|
||||
if test $ksh_cv_pgrp_check = bsd || test $ksh_cv_pgrp_check = posix ; then
|
||||
echo $ac_n "checking if process group synchronization is required""... $ac_c" 1>&6
|
||||
echo "configure:3812: checking if process group synchronization is required" >&5
|
||||
echo "configure:3352: checking if process group synchronization is required" >&5
|
||||
if eval "test \"\${ksh_cv_need_pgrp_sync+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@@ -3817,7 +3357,7 @@ else
|
||||
ksh_cv_need_pgrp_sync=yes
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3821 "configure"
|
||||
#line 3361 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
main()
|
||||
@@ -3861,7 +3401,7 @@ else
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3865: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3405: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_need_pgrp_sync=no
|
||||
else
|
||||
@@ -3885,7 +3425,7 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking if opendir() fails to open non-directories""... $ac_c" 1>&6
|
||||
echo "configure:3889: checking if opendir() fails to open non-directories" >&5
|
||||
echo "configure:3429: checking if opendir() fails to open non-directories" >&5
|
||||
if eval "test \"\${ksh_cv_opendir_ok+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@@ -3894,7 +3434,7 @@ else
|
||||
ksh_cv_opendir_ok=no
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3898 "configure"
|
||||
#line 3438 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#include <stdio.h>
|
||||
@@ -3934,7 +3474,7 @@ else
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3478: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_opendir_ok=yes
|
||||
else
|
||||
@@ -3957,7 +3497,7 @@ EOF
|
||||
fi
|
||||
|
||||
echo $ac_n "checking if you have /dev/fd/n""... $ac_c" 1>&6
|
||||
echo "configure:3961: checking if you have /dev/fd/n" >&5
|
||||
echo "configure:3501: checking if you have /dev/fd/n" >&5
|
||||
if eval "test \"\${ksh_cv_dev_fd+set}\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@@ -3966,7 +3506,7 @@ else
|
||||
ksh_cv_dev_fd=no
|
||||
else
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
#line 3970 "configure"
|
||||
#line 3510 "configure"
|
||||
#include "confdefs.h"
|
||||
|
||||
#include <stdio.h>
|
||||
@@ -3994,7 +3534,7 @@ else
|
||||
}
|
||||
|
||||
EOF
|
||||
if { (eval echo configure:3998: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
if { (eval echo configure:3538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
|
||||
then
|
||||
ksh_cv_dev_fd=yes
|
||||
else
|
||||
|
||||
Reference in New Issue
Block a user