AC_INIT(emacs, 24.0.50)
AC_CONFIG_HEADER(src/config.h:src/config.in)
AC_CONFIG_SRCDIR(src/lisp.h)
+AC_CONFIG_AUX_DIR(build-aux)
AM_INIT_AUTOMAKE
dnl Support for --program-prefix, --program-suffix and
machine='' opsys='' unported=no
case "${canonical}" in
- ## GNU/Linux ports
- *-*-linux-gnu*)
+ ## GNU/Linux and similar ports
+ *-*-linux* )
opsys=gnu-linux
case ${canonical} in
alpha*) machine=alpha ;;
CFLAGS="-D_INCLUDE__STDC_A1_SOURCE $CFLAGS"
;;
- ia64*-hp-hpux1[1-9]* )
- machine=hp800 opsys=hpux11
- ## FIXME. Peter O'Gorman reports that dumping using unexelf.o doesn't
- ## work either: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=6811
- CANNOT_DUMP=yes
- ;;
-
- hppa*-*-linux-gnu* )
- machine=hp800 opsys=gnu-linux
- ;;
-
## IBM machines
rs6000-ibm-aix4.[23]* )
machine=ibmrs6000 opsys=aix4-2
AC_DEFINE(NO_MATHERR, 1, [Define to 1 if you don't have struct exception in math.h.])
fi
+AC_CHECK_HEADERS(sys/socket.h)
AC_CHECK_HEADERS(net/if.h, , , [AC_INCLUDES_DEFAULT
#if HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif])
+AC_CHECK_HEADERS(ifaddrs.h, , , [AC_INCLUDES_DEFAULT
+#if HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif])
+AC_CHECK_HEADERS(net/if_dl.h, , , [AC_INCLUDES_DEFAULT
+#if HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif])
+AC_CHECK_FUNCS(getifaddrs freeifaddrs)
dnl checks for structure members
AC_STRUCT_TM
[#include <time.h>])
AC_CHECK_MEMBERS([struct ifreq.ifr_flags, struct ifreq.ifr_hwaddr,
struct ifreq.ifr_netmask, struct ifreq.ifr_broadaddr,
- struct ifreq.ifr_addr], , ,
+ struct ifreq.ifr_addr,
+ struct ifreq.ifr_addr.sa_len], , ,
[AC_INCLUDES_DEFAULT
#if HAVE_SYS_SOCKET_H
#include <sys/socket.h>
if test $HAVE_GNU_MAKE = yes; then
AC_MSG_CHECKING([whether gcc understands -MMD -MF])
SAVE_CFLAGS="$CFLAGS"
- CFLAGS="$CFLAGS -MMD -MF deps.d"
+ CFLAGS="$CFLAGS -MMD -MF deps.d -MP"
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , ac_enable_autodepend=no)
CFLAGS="$SAVE_CFLAGS"
test -f deps.d || ac_enable_autodepend=no
AC_MSG_RESULT([$ac_enable_autodepend])
fi
if test $ac_enable_autodepend = yes; then
- DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d'
+ DEPFLAGS='-MMD -MF ${DEPDIR}/$*.d -MP'
## In parallel builds, another make might create depdir between
## the first test and mkdir, so stick another test on the end.
## Or use install-sh -d? mkdir -p is not portable.
CPPFLAGS="$CPPFLAGS -x objective-c"
CFLAGS="$CFLAGS -x objective-c"
TEMACS_LDFLAGS2="\${LDFLAGS}"
+GNU_OBJC_CFLAGS=
dnl I don't think it's especially important, but src/Makefile.in
dnl (now the only user of ns_appdir) used to go to the trouble of adding a
dnl trailing "/" to it, so now we do it here.
LIB_STANDARD=
START_FILES=
TEMACS_LDFLAGS2=
+ dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1.
+ dnl If they had chosen to either define it or not, we could have
+ dnl just used AC_CHECK_DECL here.
+ AC_CACHE_CHECK(if GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS,
+ emacs_cv_objc_exceptions,
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <GNUstepBase/GSConfig.h>]],
+[[#if defined BASE_NATIVE_OBJC_EXCEPTIONS && BASE_NATIVE_OBJC_EXCEPTIONS > 0
+1;
+#else
+fail;
+#endif]])], emacs_cv_objc_exceptions=yes, emacs_cv_objc_exceptions=no ) )
+ if test $emacs_cv_objc_exceptions = yes; then
+ dnl _NATIVE_OBJC_EXCEPTIONS is used by the GNUstep headers.
+ AC_DEFINE(_NATIVE_OBJC_EXCEPTIONS, 1,
+ [Define if GNUstep uses ObjC exceptions.])
+ GNU_OBJC_CFLAGS="-fobjc-exceptions"
+ fi
fi
+
+ dnl This is only used while we test the NS headers, it gets reset below.
+ CFLAGS="$CFLAGS $GNU_OBJC_CFLAGS"
+
AC_CHECK_HEADER([AppKit/AppKit.h], [HAVE_NS=yes],
[AC_MSG_ERROR([`--with-ns' was specified, but the include
files are missing or cannot be compiled.])])
dnl FIXME replace main with a function we actually want from this library.
AC_CHECK_LIB(Xbsd, main, LD_SWITCH_X_SITE="$LD_SWITCH_X_SITE -lXbsd")
+dnl Check if pthreads is available.
+LIB_PTHREAD=
+AC_CHECK_HEADERS(pthread.h)
+if test "$ac_cv_header_pthread_h"; then
+ AC_CHECK_LIB(pthread, pthread_self, HAVE_PTHREAD=yes)
+fi
+if test "$HAVE_PTHREAD" = yes; then
+ case "${canonical}" in
+ *-hpux*) ;;
+ *) LIB_PTHREAD="-lpthread" ;;
+ esac
+ AC_DEFINE(HAVE_PTHREAD, 1, [Define to 1 if you have pthread (-lpthread).])
+fi
+AC_SUBST([LIB_PTHREAD])
+
AC_CHECK_LIB(pthreads, cma_open)
## Note: when using cpp in s/aix4.2.h, this definition depended on
### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified.
HAVE_RSVG=no
-if test "${HAVE_X11}" = "yes" || test "${NS_IMPL_GNUSTEP}" = "yes"; then
+if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes"; then
if test "${with_rsvg}" != "no"; then
RSVG_REQUIRED=2.11.0
RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED"
AC_CHECK_FUNCS(gtk_file_selection_new)
fi
- dnl Check if pthreads are available. Emacs only needs this when using
- dnl gtk_file_chooser under Gnome.
- HAVE_GTK_AND_PTHREAD=no
- AC_CHECK_HEADERS(pthread.h)
- if test "$ac_cv_header_pthread_h"; then
- AC_CHECK_LIB(pthread, pthread_self, HAVE_GTK_AND_PTHREAD=yes)
- fi
- if test "$HAVE_GTK_AND_PTHREAD" = yes; then
- case "${canonical}" in
- *-hpux*) ;;
- *) GTK_LIBS="$GTK_LIBS -lpthread" ;;
- esac
- AC_DEFINE(HAVE_GTK_AND_PTHREAD, 1,
- [Define to 1 if you have GTK and pthread (-lpthread).])
- fi
dnl Check for functions introduced in 2.14 and later.
AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \
dnl GSettings has been tested under GNU/Linux only.
HAVE_GSETTINGS=no
if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then
- PKG_CHECK_MODULES(GSETTINGS, glib-2.0 >= 2.26, HAVE_GSETTINGS=yes, HAVE_GSETTINGS=no)
+ PKG_CHECK_MODULES(GSETTINGS, gio-2.0 >= 2.26, HAVE_GSETTINGS=yes, HAVE_GSETTINGS=no)
if test "$HAVE_GSETTINGS" = "yes"; then
AC_DEFINE(HAVE_GSETTINGS, 1, [Define to 1 if using GSettings.])
SETTINGS_CFLAGS="$GSETTINGS_CFLAGS"
AC_DEFINE(HAVE_NS, 1, [Define to 1 if you are using the NeXTstep API, either GNUstep or Cocoa on Mac OS X.])
if test "${NS_IMPL_COCOA}" = "yes"; then
AC_DEFINE(NS_IMPL_COCOA, 1, [Define to 1 if you are using NS windowing under MacOS X.])
- GNU_OBJC_CFLAGS=
fi
if test "${NS_IMPL_GNUSTEP}" = "yes"; then
AC_DEFINE(NS_IMPL_GNUSTEP, 1, [Define to 1 if you are using NS windowing under GNUstep.])
# See also .m.o rule in Makefile.in */
# FIXME: are all these flags really needed? Document here why. */
- C_SWITCH_X_SYSTEM="-D_REENTRANT -fPIC -fno-strict-aliasing"
- GNU_OBJC_CFLAGS="-fgnu-runtime -Wno-import -fconstant-string-class=NSConstantString -DGNUSTEP_BASE_LIBRARY=1 -DGNU_GUI_LIBRARY=1 -DGNU_RUNTIME=1 -DGSWARN -DGSDIAGNOSE"
+ C_SWITCH_X_SYSTEM="-D_REENTRANT -fPIC -fno-strict-aliasing -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}"
+ ## Extra CFLAGS applied to src/*.m files.
+ GNU_OBJC_CFLAGS="$GNU_OBJC_CFLAGS -fgnu-runtime -Wno-import -fconstant-string-class=NSConstantString -DGNUSTEP_BASE_LIBRARY=1 -DGNU_GUI_LIBRARY=1 -DGNU_RUNTIME=1 -DGSWARN -DGSDIAGNOSE"
fi
if test "${NS_HAVE_NSINTEGER}" = "yes"; then
AC_DEFINE(NS_HAVE_NSINTEGER, 1, [Define to 1 if `NSInteger' is defined.])
sendto recvfrom getsockopt setsockopt getsockname getpeername \
gai_strerror mkstemp getline getdelim mremap fsync sync \
difftime mempcpy mblen mbrlen posix_memalign \
-cfmakeraw cfsetspeed isnan copysign __executable_start)
+cfmakeraw cfsetspeed copysign __executable_start)
dnl Cannot use AC_CHECK_FUNCS
AC_CACHE_CHECK([for __builtin_unwind_init],
AC_FUNC_FORK
+AC_CHECK_FUNCS(snprintf)
+
dnl Adapted from Haible's version.
AC_CACHE_CHECK([for nl_langinfo and CODESET], emacs_cv_langinfo_codeset,
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <langinfo.h>]],
libs_nsgui=
headerpad_extra=690
fi
- LD_SWITCH_SYSTEM_TEMACS="-prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra"
+ LD_SWITCH_SYSTEM_TEMACS="-fno-pie -prebind $libs_nsgui -Xlinker -headerpad -Xlinker $headerpad_extra"
## This is here because src/Makefile.in did some extra fiddling around
## with LD_SWITCH_SYSTEM. The cpp logic was: