use GNU make. If you do not have GNU make, then you must
now do `make distclean' in ${srcdir},
and then run $0 again.]])
-
-[extrasub='/^VPATH[ ]*=/c\
-vpath %.c $(srcdir)\
-vpath %.h $(srcdir)\
-vpath %.y $(srcdir)\
-vpath %.l $(srcdir)\
-vpath %.s $(srcdir)\
-vpath %.in $(srcdir)\
-vpath %.texi $(srcdir)']
fi
#### Given the configuration name, set machfile and opsysfile to the
dnl checks for Unix variants
AC_AIX
+
#### Extract some information from the operating system and machine files.
AC_CHECKING([the machine- and system-dependent files to find out
linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h)
+
+AC_MSG_CHECKING(if personality LINUX32 can be set)
+AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
+ emacs_cv_personality_linux32=yes,
+ emacs_cv_personality_linux32=no)
+AC_MSG_RESULT($emacs_cv_personality_linux32)
+
+if test $emacs_cv_personality_linux32 = yes; then
+ AC_DEFINE(HAVE_PERSONALITY_LINUX32, 1,
+ [Define to 1 if personality LINUX32 can be set.])
+fi
+
dnl On Solaris 8 there's a compilation warning for term.h because
dnl it doesn't define `bool'.
AC_CHECK_HEADERS(term.h, , , -)
[Define as `void' if your compiler accepts `void *'; otherwise
define as `char'.])dnl
+
+
dnl This could be used for targets which can have both byte sexes.
dnl We could presumably replace the hardwired WORDS_BIG_ENDIAN generally.
dnl AC_C_BIGENDIAN
dnl GTK scrollbars resemble toolkit scrollbars a lot, so to avoid
dnl a lot if #ifdef:s, say we have toolkit scrollbars.
- with_toolkit_scroll_bars=yes
+ if test "$with_toolkit_scroll_bars" != no; then
+ with_toolkit_scroll_bars=yes
+ fi
dnl Check if we can use multiple displays with this GTK version.
dnl If gdk_display_open exists, assume all others are there also.
AC_DEFINE(HAVE_GTK_MULTIDISPLAY, 1,
[Define to 1 if GTK can handle more than one display.])
fi
+ dnl Check if we have the old file selection dialog.
+ dnl If gdk_display_open exists, assume all others are there also.
+ HAVE_GTK_FILE_SELECTION=no
+ AC_CHECK_FUNCS(gtk_file_selection_new, HAVE_GTK_FILE_SELECTION=yes)
+
+ dnl Check if we have the new file chooser dialog
+ dnl If gdk_display_open exists, assume all others are there also.
+ HAVE_GTK_FILE_CHOOSER=no
+ AC_CHECK_FUNCS(gtk_file_chooser_dialog_new, HAVE_GTK_FILE_CHOOSER=yes)
+
+ if test "$HAVE_GTK_FILE_SELECTION" = yes \
+ && test "$HAVE_GTK_FILE_CHOOSER" = yes; then
+ AC_DEFINE(HAVE_GTK_FILE_BOTH, 1,
+ [Define to 1 if GTK has both file selection and chooser dialog.])
+ fi
fi
dnl Do not put whitespace before the #include statements below.
AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
fi
+dnl Check for malloc/malloc.h on darwin
+AC_CHECK_HEADER(malloc/malloc.h, AC_DEFINE(HAVE_MALLOC_MALLOC_H, 1, [Define to 1 if you have the <malloc/malloc.h> header file.]))
+
if test "${HAVE_CARBON}" = "yes"; then
AC_DEFINE(HAVE_CARBON, 1, [Define to 1 if you are using the Carbon API on Mac OS X.])
window_system=mac
AC_CHECK_HEADERS(maillock.h)
AC_CHECK_FUNCS(gethostname getdomainname dup2 \
-rename closedir mkdir rmdir sysinfo \
+rename closedir mkdir rmdir sysinfo getrusage \
random lrand48 bcopy bcmp logb frexp fmod rint cbrt ftime res_init setsid \
strerror fpathconf select mktime euidaccess getpagesize tzset setlocale \
utimes setrlimit setpgid getcwd getwd shutdown getaddrinfo \
__fpending mblen mbrlen mbsinit strsignal setitimer ualarm index rindex \
sendto recvfrom getsockopt setsockopt getsockname getpeername \
gai_strerror mkstemp getline getdelim mremap memmove fsync bzero \
-memset memcmp memmove difftime memcpy mempcpy mblen mbrlen posix_memalign)
+memset memcmp difftime memcpy mempcpy mblen mbrlen posix_memalign)
AC_CHECK_HEADERS(sys/un.h)
echo " Does Emacs use X toolkit scroll bars? ${USE_TOOLKIT_SCROLL_BARS}"
echo
+if test "$emacs_cv_randomheap" = warn; then
+ AC_MSG_WARN([
+**********************************************************************
+
+Heap start address is randomized and no workaround is known.
+Emacs will probably dump core when temacs is run in the build phase.
+Maybe exec-shield is turned on. Read about exec-shield in `etc/PROBLEMS'
+for further information.
+
+**********************************************************************
+])
+fi
+
# Remove any trailing slashes in these variables.
[test "${prefix}" != NONE &&
prefix=`echo "${prefix}" | sed 's,\([^/]\)/*$,\1,'`