* configure.in (HAVE_PERSONALITY_LINUX32): New test if PER_LINUX32

can be set.  Remove SETARCH test.
* configure: Rebuild
This commit is contained in:
Jan Djärv 2004-10-20 16:16:07 +00:00
parent ed87225ada
commit f17e308a43
3 changed files with 78 additions and 163 deletions

View file

@ -1,3 +1,9 @@
2004-10-20 Jan Dj,Ad(Brv <jan.h.d@swipnet.se>
* configure.in (HAVE_PERSONALITY_LINUX32): New test if PER_LINUX32
can be set. Remove SETARCH test.
* configure: Rebuild
2004-10-08 Steven Tamm <steventamm@mac.com>
* configure.in (HAVE_MALLOC_MALLOC_H): Test for malloc/malloc.h

178
configure vendored
View file

@ -310,7 +310,7 @@ ac_includes_default="\
# include <unistd.h>
#endif"
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS MAINT build build_cpu build_vendor build_os host host_cpu host_vendor host_os CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT LN_S CPP INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA RANLIB ac_ct_RANLIB INSTALL_INFO EGREP LIBSOUND SETARCH SET_MAKE PKG_CONFIG GTK_CFLAGS GTK_LIBS ALLOCA liblockfile LIBOBJS NEED_SETGID KMEM_GROUP GETLOADAVG_LIBS version configuration canonical srcdir lispdir locallisppath lisppath x_default_search_path etcdir archlibdir docdir bitmapdir gamedir gameuser c_switch_system c_switch_machine LD_SWITCH_X_SITE LD_SWITCH_X_SITE_AUX C_SWITCH_X_SITE X_TOOLKIT_TYPE machfile opsysfile carbon_appdir LTLIBOBJS'
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS MAINT build build_cpu build_vendor build_os host host_cpu host_vendor host_os CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT LN_S CPP INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA RANLIB ac_ct_RANLIB INSTALL_INFO EGREP LIBSOUND SET_MAKE PKG_CONFIG GTK_CFLAGS GTK_LIBS ALLOCA liblockfile LIBOBJS NEED_SETGID KMEM_GROUP GETLOADAVG_LIBS version configuration canonical srcdir lispdir locallisppath lisppath x_default_search_path etcdir archlibdir docdir bitmapdir gamedir gameuser c_switch_system c_switch_machine LD_SWITCH_X_SITE LD_SWITCH_X_SITE_AUX C_SWITCH_X_SITE X_TOOLKIT_TYPE machfile opsysfile carbon_appdir LTLIBOBJS'
ac_subst_files=''
# Initialize some variables set by options.
@ -5440,6 +5440,65 @@ fi
done
echo "$as_me:$LINENO: checking if personality LINUX32 can be set" >&5
echo $ECHO_N "checking if personality LINUX32 can be set... $ECHO_C" >&6
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <sys/personality.h>
int
main ()
{
personality (PER_LINUX32)
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag"
|| test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
emacs_cv_personality_linux32=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
emacs_cv_personality_linux32=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
echo "$as_me:$LINENO: result: $emacs_cv_personality_linux32" >&5
echo "${ECHO_T}$emacs_cv_personality_linux32" >&6
if test $emacs_cv_personality_linux32 = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_PERSONALITY_LINUX32 1
_ACEOF
fi
for ac_header in term.h
do
as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
@ -7741,122 +7800,6 @@ _ACEOF
fi
echo "$as_me:$LINENO: checking whether heap start address is randomized" >&5
echo $ECHO_N "checking whether heap start address is randomized... $ECHO_C" >&6
if test x"$ac_cv_header_unistd_h" != x && test x"$ac_cv_header_stdlib_h" != x
then
if test "$cross_compiling" = yes; then
emacs_cv_randomheap='assuming no'
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
int main (int argc, char *argv[])
{
unsigned long old_sbrk = 0;
unsigned long this_sbrk = (unsigned long) sbrk(0);
int nr = 1;
if (argc != 1) {
old_sbrk = strtoul (argv[1], 0, 0);
nr = atoi (argv[2])+1;
}
if (argc == 1 || (old_sbrk == this_sbrk && nr < 3))
{
char buf1[32], buf2[32];
sprintf (buf1, "%lu", this_sbrk);
sprintf (buf2, "%d", nr);
execl (argv[0], argv[0], buf1, buf2, 0);
exit (-1);
}
exit (this_sbrk == old_sbrk);
}
_ACEOF
rm -f conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
(eval $ac_link) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
emacs_cv_randomheap=yes
else
echo "$as_me: program exited with status $ac_status" >&5
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
( exit $ac_status )
emacs_cv_randomheap=no
fi
rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
fi
else
emacs_cv_randomheap='assuming no'
fi
echo "$as_me:$LINENO: result: $emacs_cv_randomheap" >&5
echo "${ECHO_T}$emacs_cv_randomheap" >&6
if test "$emacs_cv_randomheap" = yes; then
# Extract the first word of "setarch", so it can be a program name with args.
set dummy setarch; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_SETARCH+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
case $SETARCH in
[\\/]* | ?:[\\/]*)
ac_cv_path_SETARCH="$SETARCH" # Let the user override the test with a path.
;;
*)
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
IFS=$as_save_IFS
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
ac_cv_path_SETARCH="$as_dir/$ac_word$ac_exec_ext"
echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
done
done
test -z "$ac_cv_path_SETARCH" && ac_cv_path_SETARCH="no"
;;
esac
fi
SETARCH=$ac_cv_path_SETARCH
if test -n "$SETARCH"; then
echo "$as_me:$LINENO: result: $SETARCH" >&5
echo "${ECHO_T}$SETARCH" >&6
else
echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi
if test "$SETARCH" != no && test "$machine" = "intel386"; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_RANDOM_HEAPSTART 1
_ACEOF
else
emacs_cv_randomheap=warn
fi
fi
@ -22291,7 +22234,6 @@ s,@ac_ct_RANLIB@,$ac_ct_RANLIB,;t t
s,@INSTALL_INFO@,$INSTALL_INFO,;t t
s,@EGREP@,$EGREP,;t t
s,@LIBSOUND@,$LIBSOUND,;t t
s,@SETARCH@,$SETARCH,;t t
s,@SET_MAKE@,$SET_MAKE,;t t
s,@PKG_CONFIG@,$PKG_CONFIG,;t t
s,@GTK_CFLAGS@,$GTK_CFLAGS,;t t

View file

@ -1450,6 +1450,18 @@ AC_CHECK_HEADERS(sys/select.h sys/timeb.h sys/time.h unistd.h utime.h \
linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h)
AC_MSG_CHECKING(if personality LINUX32 can be set)
AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
emacs_cv_personality_linux32=yes,
emacs_cv_personality_linux32=no)
AC_MSG_RESULT($emacs_cv_personality_linux32)
if test $emacs_cv_personality_linux32 = yes; then
AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
[Define to 1 if personality LINUX32 can be set.])
fi
dnl On Solaris 8 there's a compilation warning for term.h because
dnl it doesn't define `bool'.
AC_CHECK_HEADERS(term.h, , , -)
@ -1572,51 +1584,6 @@ AH_TEMPLATE(POINTER_TYPE,
[Define as `void' if your compiler accepts `void *'; otherwise
define as `char'.])dnl
dnl Test if heap start address is randomized (exec-shield does this).
dnl The test program requires unistd.h and stdlib.h. They are present
dnl on the systems that currently have exec-shield.
AC_MSG_CHECKING(whether heap start address is randomized)
if test x"$ac_cv_header_unistd_h" != x && test x"$ac_cv_header_stdlib_h" != x
then
AC_TRY_RUN([#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
int main (int argc, char *argv[])
{
unsigned long old_sbrk = 0;
unsigned long this_sbrk = (unsigned long) sbrk(0);
int nr = 1;
if (argc != 1) {
old_sbrk = strtoul (argv[1], 0, 0);
nr = atoi (argv[2])+1;
}
if (argc == 1 || (old_sbrk == this_sbrk && nr < 3))
{
char buf1[32], buf2[32];
sprintf (buf1, "%lu", this_sbrk);
sprintf (buf2, "%d", nr);
execl (argv[0], argv[0], buf1, buf2, 0);
exit (-1);
}
exit (this_sbrk == old_sbrk);
}], emacs_cv_randomheap=yes, emacs_cv_randomheap=no,
emacs_cv_randomheap='assuming no')
else
emacs_cv_randomheap='assuming no'
fi
AC_MSG_RESULT($emacs_cv_randomheap)
if test "$emacs_cv_randomheap" = yes; then
AC_PATH_PROG(SETARCH, setarch, no)
AC_SUBST(SETARCH)
if test "$SETARCH" != no && test "$machine" = "intel386"; then
AC_DEFINE(HAVE_RANDOM_HEAPSTART, 1,
[Define to 1 if this OS randomizes the start address of the heap.])
else
dnl We do the warning at the end of the configure run so it is seen.
emacs_cv_randomheap=warn
fi
fi
dnl This could be used for targets which can have both byte sexes.