This commit is contained in:
tg 2004-12-31 19:37:18 +00:00
parent 130367d617
commit 99471ef173
1 changed files with 47 additions and 507 deletions

554
configure vendored
View File

@ -2,7 +2,7 @@
# Guess values for system-dependent variables and create Makefiles. # Guess values for system-dependent variables and create Makefiles.
# Generated automatically using autoconf version 2.13.20040919 # Generated automatically using autoconf version 2.13.20040919
# $MirBSD: src/bin/ksh/configure,v 2.3 2004/12/28 22:44:55 tg Exp $ # $MirBSD: src/bin/ksh/configure,v 2.4 2004/12/31 19:37:18 tg Exp $
# Copyright (C) 1992, 1993, 1994, 1995, 1996, 2004 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 2004
# Free Software Foundation, Inc. # Free Software Foundation, Inc.
# #
@ -2727,321 +2727,13 @@ EOF
fi fi
echo $ac_n "checking for sys_errlist declaration in errno.h""... $ac_c" 1>&6
echo "configure:2732: checking for sys_errlist declaration in errno.h" >&5
if eval "test \"\${ksh_cv_decl_sys_errlist+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 2737 "configure"
#include "confdefs.h"
#include <errno.h>
int main() {
char *msg = *(sys_errlist + 1); if (msg && *msg) return 12;
; return 0; }
EOF
if { (eval echo configure:2744: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ksh_cv_decl_sys_errlist=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ksh_cv_decl_sys_errlist=no
fi
rm -f conftest*
fi
echo "$ac_t""$ksh_cv_decl_sys_errlist" 1>&6
if test $ksh_cv_decl_sys_errlist = yes; then
cat >> confdefs.h <<\EOF
#define SYS_ERRLIST_DECLARED 1
EOF
cat >> confdefs.h <<\EOF
#define HAVE_SYS_ERRLIST 1
EOF
else
echo $ac_n "checking for sys_errlist in library""... $ac_c" 1>&6
echo "configure:2768: checking for sys_errlist in library" >&5
if eval "test \"\${ksh_cv_var_sys_errlist+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 2773 "configure"
#include "confdefs.h"
int main() {
extern char *sys_errlist[];
extern int sys_nerr;
char *p;
p = sys_errlist[sys_nerr - 1];
if (p) return 12;
; return 0; }
EOF
if { (eval echo configure:2786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
ksh_cv_var_sys_errlist=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ksh_cv_var_sys_errlist=no
fi
rm -f conftest*
fi
echo "$ac_t""$ksh_cv_var_sys_errlist" 1>&6
if test $ksh_cv_var_sys_errlist = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_SYS_ERRLIST 1
EOF
fi
fi
echo $ac_n "checking for sys_siglist declaration in signal.h or unistd.h""... $ac_c" 1>&6
echo "configure:2808: checking for sys_siglist declaration in signal.h or unistd.h" >&5
if eval "test \"\${ac_cv_decl_sys_siglist+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 2813 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <signal.h>
/* NetBSD declares sys_siglist in unistd.h. */
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
int main() {
char *msg = *(sys_siglist + 1);
; return 0; }
EOF
if { (eval echo configure:2825: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ac_cv_decl_sys_siglist=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ac_cv_decl_sys_siglist=no
fi
rm -f conftest*
fi
echo "$ac_t""$ac_cv_decl_sys_siglist" 1>&6
if test $ac_cv_decl_sys_siglist = yes; then
cat >> confdefs.h <<\EOF
#define SYS_SIGLIST_DECLARED 1
EOF
fi
if test ac_cv_decl_sys_siglist = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_SYS_SIGLIST 1
EOF
else
echo $ac_n "checking for sys_siglist in library""... $ac_c" 1>&6
echo "configure:2852: checking for sys_siglist in library" >&5
if eval "test \"\${ksh_cv_var_sys_siglist+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 2857 "configure"
#include "confdefs.h"
int main() {
extern char *sys_siglist[];
char *p = sys_siglist[2];
if (p)
return 12;
; return 0; }
EOF
if { (eval echo configure:2869: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
rm -rf conftest*
ksh_cv_var_sys_siglist=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ksh_cv_var_sys_siglist=no
fi
rm -f conftest*
fi
echo "$ac_t""$ksh_cv_var_sys_siglist" 1>&6
if test $ksh_cv_var_sys_siglist = yes; then
cat >> confdefs.h <<\EOF
#define HAVE_SYS_SIGLIST 1
EOF
fi
fi
echo $ac_n "checking time() declaration in time.h""... $ac_c" 1>&6
echo "configure:2891: checking time() declaration in time.h" >&5
if eval "test \"\${ksh_cv_time_delcared+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 2896 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <time.h>
int main() {
time_t (*f)() = time; if (f) return 12;
; return 0; }
EOF
if { (eval echo configure:2904: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
ksh_cv_time_delcared=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
ksh_cv_time_delcared=no
fi
rm -f conftest*
fi
echo "$ac_t""$ksh_cv_time_delcared" 1>&6
if test $ksh_cv_time_delcared = yes; then
cat >> confdefs.h <<\EOF
#define TIME_DECLARED 1
EOF
fi
echo $ac_n "checking if times() is present/working""... $ac_c" 1>&6
echo "configure:2925: checking if times() is present/working" >&5
if eval "test \"\${ksh_cv_func_times_ok+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
if test "$cross_compiling" = yes; then
{ echo "configure: error: cannot determine if times works when cross compiling" 1>&2; exit 1; }
else
cat > conftest.$ac_ext <<EOF
#line 2934 "configure"
#include "confdefs.h"
#include <sys/types.h>
#include <sys/times.h>
/* if missing, clock_t is defined to be INT32 */
#if SIZEOF_INT == 4
# define INT32 int
#else /* SIZEOF_INT */
# if SIZEOF_LONG == 4
# define INT32 long
# else /* SIZEOF_LONG */
#error cannot find 32 bit type...
# endif /* SIZEOF_LONG */
#endif /* SIZEOF_INT */
main()
{
extern clock_t times();
struct tms tms;
times(&tms);
sleep(1);
if (times(&tms) == 0)
exit(1);
exit(0);
}
EOF
if { (eval echo configure:2961: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
then
ksh_cv_func_times_ok=yes
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -fr conftest*
ksh_cv_func_times_ok=no
fi
rm -fr conftest*
fi
fi
echo "$ac_t""$ksh_cv_func_times_ok" 1>&6
if test $ksh_cv_func_times_ok = no; then
cat >> confdefs.h <<\EOF
#define TIMES_BROKEN 1
EOF
for ac_func in getrusage
do
echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
echo "configure:2984: checking for $ac_func" >&5
if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 2989 "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 $ac_func();
char (*f)();
int main() {
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
choke me
#else
f = $ac_func;
#endif
; return 0; }
EOF
if { (eval echo configure:3013: \"$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 "$ac_t""yes" 1>&6
ac_tr_func=HAVE_$(echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ')
cat >> confdefs.h <<EOF
#define $ac_tr_func 1
EOF
else
echo "$ac_t""no" 1>&6
fi
done
fi
echo $ac_n "checking whether stat file-mode macros are broken""... $ac_c" 1>&6 echo $ac_n "checking whether stat file-mode macros are broken""... $ac_c" 1>&6
echo "configure:3040: checking whether stat file-mode macros are broken" >&5 echo "configure:2732: checking whether stat file-mode macros are broken" >&5
if eval "test \"\${ac_cv_header_stat_broken+set}\" = set"; then if eval "test \"\${ac_cv_header_stat_broken+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3045 "configure" #line 2737 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/types.h> #include <sys/types.h>
#include <sys/stat.h> #include <sys/stat.h>
@ -3092,12 +2784,12 @@ EOF
fi fi
echo $ac_n "checking for member st_rdev in aggregate type struct stat""... $ac_c" 1>&6 echo $ac_n "checking for member st_rdev in aggregate type struct stat""... $ac_c" 1>&6
echo "configure:3096: checking for member st_rdev in aggregate type struct stat" >&5 echo "configure:2788: checking for member st_rdev in aggregate type struct stat" >&5
if eval "test \"\${ac_cv_c_struct_member_st_rdev+set}\" = set"; then if eval "test \"\${ac_cv_c_struct_member_st_rdev+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3101 "configure" #line 2793 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/types.h> #include <sys/types.h>
#include <sys/stat.h> #include <sys/stat.h>
@ -3105,7 +2797,7 @@ int main() {
struct stat foo; foo.st_rdev; struct stat foo; foo.st_rdev;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:3109: \"$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* rm -rf conftest*
ac_cv_c_struct_member_st_rdev=yes ac_cv_c_struct_member_st_rdev=yes
else else
@ -3127,12 +2819,12 @@ EOF
fi fi
echo $ac_n "checking for working const""... $ac_c" 1>&6 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 if eval "test \"\${ac_cv_c_const+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3136 "configure" #line 2828 "configure"
#include "confdefs.h" #include "confdefs.h"
int main() { int main() {
@ -3181,7 +2873,7 @@ ccp = (char const *const *) p;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:3185: \"$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* rm -rf conftest*
ac_cv_c_const=yes ac_cv_c_const=yes
else else
@ -3202,12 +2894,12 @@ EOF
fi fi
echo $ac_n "checking if compiler understands void""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_c_void+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3211 "configure" #line 2903 "configure"
#include "confdefs.h" #include "confdefs.h"
void foo() { } void foo() { }
@ -3218,7 +2910,7 @@ int main() {
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:3222: \"$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* rm -rf conftest*
ksh_cv_c_void=yes ksh_cv_c_void=yes
else else
@ -3241,12 +2933,12 @@ EOF
fi fi
echo $ac_n "checking if compiler understands volatile""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_c_volatile+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3250 "configure" #line 2942 "configure"
#include "confdefs.h" #include "confdefs.h"
int x, y, z; int x, y, z;
int main() { int main() {
@ -3255,7 +2947,7 @@ volatile int a; int * volatile b = x ? &y : &z;
*b = 0; *b = 0;
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:3259: \"$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* rm -rf conftest*
ksh_cv_c_volatile=yes ksh_cv_c_volatile=yes
else else
@ -3278,12 +2970,12 @@ EOF
fi fi
echo $ac_n "checking if C compiler groks __attribute__((.. ))""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_c_func_attr+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3287 "configure" #line 2979 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <stdarg.h> #include <stdarg.h>
@ -3300,7 +2992,7 @@ int main() {
test_nr("%d", 10); test_cnst(2); test_uk(); test_nr(); test_nr("%d", 10); test_cnst(2); test_uk(); test_nr();
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:3304: \"$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* rm -rf conftest*
ksh_cv_c_func_attr=yes ksh_cv_c_func_attr=yes
else else
@ -3323,7 +3015,7 @@ EOF
# Pull the hash mark out of the macro call to avoid m4 problems. # Pull the hash mark out of the macro call to avoid m4 problems.
ac_msg="whether #! works in shell scripts" ac_msg="whether #! works in shell scripts"
echo $ac_n "checking $ac_msg""... $ac_c" 1>&6 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 if eval "test \"\${ac_cv_sys_interpreter+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
@ -3350,7 +3042,7 @@ EOF
fi fi
echo $ac_n "checking if dup2() works (ie, resets the close-on-exec flag)""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_dup2_clexec_ok+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
@ -3359,7 +3051,7 @@ else
ksh_cv_dup2_clexec_ok=no ksh_cv_dup2_clexec_ok=no
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3363 "configure" #line 3055 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <sys/types.h> #include <sys/types.h>
@ -3390,7 +3082,7 @@ main()
} }
EOF EOF
if { (eval echo configure:3394: \"$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 then
ksh_cv_dup2_clexec_ok=yes ksh_cv_dup2_clexec_ok=yes
else else
@ -3413,12 +3105,12 @@ EOF
fi fi
echo $ac_n "checking flavour of signal routines""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_signal_check+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3422 "configure" #line 3114 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <signal.h> #include <signal.h>
int main() { int main() {
@ -3431,7 +3123,7 @@ int main() {
; return 0; } ; return 0; }
EOF EOF
if { (eval echo configure:3435: \"$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* rm -rf conftest*
ksh_cv_signal_check=posix ksh_cv_signal_check=posix
else else
@ -3439,7 +3131,7 @@ else
cat conftest.$ac_ext >&5 cat conftest.$ac_ext >&5
rm -rf conftest* rm -rf conftest*
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3443 "configure" #line 3135 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <signal.h> #include <signal.h>
int main() { int main() {
@ -3449,7 +3141,7 @@ int main() {
; return 0; } ; return 0; }
EOF 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* rm -rf conftest*
ksh_cv_signal_check=bsd42 ksh_cv_signal_check=bsd42
else else
@ -3457,7 +3149,7 @@ else
cat conftest.$ac_ext >&5 cat conftest.$ac_ext >&5
rm -rf conftest* rm -rf conftest*
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3461 "configure" #line 3153 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <signal.h> #include <signal.h>
RETSIGTYPE foo() { } RETSIGTYPE foo() { }
@ -3469,7 +3161,7 @@ int main() {
; return 0; } ; return 0; }
EOF 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* rm -rf conftest*
ksh_cv_signal_check=bsd41 ksh_cv_signal_check=bsd41
else else
@ -3486,164 +3178,12 @@ rm -f conftest*
fi fi
echo "$ac_t""$ksh_cv_signal_check" 1>&6 echo "$ac_t""$ksh_cv_signal_check" 1>&6
if test $ksh_cv_signal_check = posix; then if test $ksh_cv_signal_check != posix; then
cat >> confdefs.h <<\EOF echo "configure: warning: no posix signals" 1>&2
#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
fi fi
echo $ac_n "checking flavour of pgrp routines""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_pgrp_check+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
@ -3651,7 +3191,7 @@ else
{ echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; } { echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; }
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3655 "configure" #line 3195 "configure"
#include "confdefs.h" #include "confdefs.h"
/* Check for BSD process groups */ /* Check for BSD process groups */
@ -3678,7 +3218,7 @@ else
} }
EOF EOF
if { (eval echo configure:3682: \"$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 then
ksh_cv_pgrp_check=bsd ksh_cv_pgrp_check=bsd
else else
@ -3689,7 +3229,7 @@ else
{ echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; } { echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; }
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3693 "configure" #line 3233 "configure"
#include "confdefs.h" #include "confdefs.h"
/* Check for POSIX process groups */ /* Check for POSIX process groups */
@ -3722,7 +3262,7 @@ else
} }
EOF 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 then
ksh_cv_pgrp_check=posix ksh_cv_pgrp_check=posix
else else
@ -3733,7 +3273,7 @@ else
{ echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; } { echo "configure: error: cannot taste pgrp routines when cross compiling" 1>&2; exit 1; }
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3737 "configure" #line 3277 "configure"
#include "confdefs.h" #include "confdefs.h"
/* Check for SYSV process groups */ /* Check for SYSV process groups */
@ -3761,7 +3301,7 @@ else
} }
EOF 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 then
ksh_cv_pgrp_check=sysv ksh_cv_pgrp_check=sysv
else else
@ -3808,7 +3348,7 @@ EOF
if test $ksh_cv_pgrp_check = bsd || test $ksh_cv_pgrp_check = posix ; then 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 $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 if eval "test \"\${ksh_cv_need_pgrp_sync+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
@ -3817,7 +3357,7 @@ else
ksh_cv_need_pgrp_sync=yes ksh_cv_need_pgrp_sync=yes
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3821 "configure" #line 3361 "configure"
#include "confdefs.h" #include "confdefs.h"
main() main()
@ -3861,7 +3401,7 @@ else
} }
EOF EOF
if { (eval echo configure:3865: \"$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 then
ksh_cv_need_pgrp_sync=no ksh_cv_need_pgrp_sync=no
else else
@ -3885,7 +3425,7 @@ EOF
fi fi
echo $ac_n "checking if opendir() fails to open non-directories""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_opendir_ok+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
@ -3894,7 +3434,7 @@ else
ksh_cv_opendir_ok=no ksh_cv_opendir_ok=no
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3898 "configure" #line 3438 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <stdio.h> #include <stdio.h>
@ -3934,7 +3474,7 @@ else
} }
EOF EOF
if { (eval echo configure:3938: \"$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 then
ksh_cv_opendir_ok=yes ksh_cv_opendir_ok=yes
else else
@ -3957,7 +3497,7 @@ EOF
fi fi
echo $ac_n "checking if you have /dev/fd/n""... $ac_c" 1>&6 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 if eval "test \"\${ksh_cv_dev_fd+set}\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6 echo $ac_n "(cached) $ac_c" 1>&6
else else
@ -3966,7 +3506,7 @@ else
ksh_cv_dev_fd=no ksh_cv_dev_fd=no
else else
cat > conftest.$ac_ext <<EOF cat > conftest.$ac_ext <<EOF
#line 3970 "configure" #line 3510 "configure"
#include "confdefs.h" #include "confdefs.h"
#include <stdio.h> #include <stdio.h>
@ -3994,7 +3534,7 @@ else
} }
EOF EOF
if { (eval echo configure:3998: \"$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 then
ksh_cv_dev_fd=yes ksh_cv_dev_fd=yes
else else