dnl in the directory containing this script.
dnl
dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003,
-dnl 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+dnl 2004, 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
dnl
dnl This file is part of GNU Emacs.
dnl
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation, either version 3 of the License, or
dnl (at your option) any later version.
-dnl
+dnl
dnl GNU Emacs is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
-dnl
+dnl
dnl You should have received a copy of the GNU General Public License
dnl along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
-AC_PREREQ(2.61)
-AC_INIT(emacs, 23.1.50)
+AC_PREREQ(2.62)
+AC_INIT(emacs, 23.2.50)
AC_CONFIG_HEADER(src/config.h:src/config.in)
AC_CONFIG_SRCDIR(src/lisp.h)
OPTION_DEFAULT_ON([gpm],[don't use -lgpm for mouse support on a GNU/Linux console])
OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support])
+OPTION_DEFAULT_ON([gconf],[don't compile with GConf support])
## For the times when you want to build Emacs but don't have
## a suitable makeinfo, and can live without the manuals.
fi)
AC_ARG_ENABLE(checking,
-[ --enable-checking[=LIST]
- enable expensive run-time checks. With LIST,
- enable only specific categories of checks.
- Categories are: all,yes,no.
- Flags are: stringbytes, stringoverrun, stringfreelist,
- xmallocoverrun, conslist],
+[AS_HELP_STRING([--enable-checking@<:@=LIST@:>@],
+ [enable expensive run-time checks. With LIST,
+ enable only specific categories of checks.
+ Categories are: all,yes,no.
+ Flags are: stringbytes, stringoverrun, stringfreelist,
+ xmallocoverrun, conslist])],
[ac_checking_flags="${enableval}"],[])
IFS="${IFS= }"; ac_save_IFS="$IFS"; IFS="$IFS,"
for check in $ac_checking_flags
fi
AC_ARG_ENABLE(profiling,
-[ --enable-profiling
- Build emacs with profiling support.
- This might not work on all platforms.],
+[AS_HELP_STRING([--enable-profiling],
+ [build emacs with profiling support.
+ This might not work on all platforms])],
[ac_enable_profiling="${enableval}"],[])
if test x$ac_enable_profiling != x ; then
PROFILING_CFLAGS="-DPROFILING=1 -pg"
PROFILING_LDFLAGS=
fi
+AC_ARG_ENABLE(autodepend,
+[AS_HELP_STRING([--enable-autodepend],
+ [automatically generate dependencies to .h-files.
+ Requires GNU Make and Gcc. Enabled if GNU Make and Gcc is
+ found])],
+[ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes])
+
#### Make srcdir absolute, if it isn't already. It's important to
#### avoid running the path through pwd unnecessarily, since pwd can
#### give you automounter prefixes, which can go away. We do all this
case "${canonical}" in
i[3456]86-* ) machine=intel386 ;;
powerpc-* ) machine=macppc ;;
+ x86_64-* ) machine=amdx86-64 ;;
* ) unported=yes ;;
esac
opsys=darwin
esac
;;
- ## Vaxen.
- vax-dec-* )
- machine=vax
- case "${canonical}" in
- *-vms* ) opsys=vms ;;
- * ) unported=yes
- esac
- ;;
-
## IA-64
ia64*-*-linux* )
machine=ia64 opsys=gnu-linux
unset has_option
unset SAVE_CFLAGS
+### Use -Wdeclaration-after-statement if the compiler supports it
+AC_MSG_CHECKING([whether gcc understands -Wdeclaration-after-statement])
+SAVE_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Wdeclaration-after-statement"
+AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
+if test $has_option = yes; then
+ C_WARNINGS_SWITCH="-Wdeclaration-after-statement $C_WARNINGS_SWITCH"
+fi
+AC_MSG_RESULT($has_option)
+CFLAGS="$SAVE_CFLAGS"
+unset has_option
+unset SAVE_CFLAGS
+
#### Some other nice autoconf tests.
dnl checks for programs
## pre-built, and not deleted by the normal clean rules. makeinfo is
## therefore in the category of "special tools" not normally required, which
## configure does not have to check for (eg autoconf itself).
-## In a CVS checkout on the other hand, the manuals are not included.
-## So makeinfo is a requirement to build from CVS, and configure
+## In a Bazaar checkout on the other hand, the manuals are not included.
+## So makeinfo is a requirement to build from Bazaar, and configure
## should test for it as it does for any other build requirement.
## We use the presence of $srcdir/info/emacs to distinguish a release,
-## with pre-built manuals, from a CVS checkout.
+## with pre-built manuals, from a Bazaar checkout.
if test "$MAKEINFO" = "no"; then
if test "x${with_makeinfo}" = "xno"; then
MAKEINFO=off
linux/version.h sys/systeminfo.h termios.h limits.h string.h stdlib.h \
termcap.h stdio_ext.h fcntl.h strings.h coff.h pty.h sys/mman.h \
sys/param.h sys/vlimit.h sys/resource.h locale.h sys/_mbstate_t.h \
- sys/utsname.h pwd.h)
+ sys/utsname.h pwd.h utmp.h)
AC_MSG_CHECKING(if personality LINUX32 can be set)
AC_TRY_COMPILE([#include <sys/personality.h>], [personality (PER_LINUX32)],
dnl check for Make feature
AC_PROG_MAKE_SET
+dnl check for GNU Make if we have GCC and autodepend is on.
+if test "$GCC" = yes && test "$ac_enable_autodepend" = yes; then
+ AC_MSG_CHECKING([whether we are using GNU Make])
+ HAVE_GNU_MAKE=no
+ testval=`make --version 2>/dev/null | grep 'GNU Make'`
+ if test "x$testval" != x; then
+ HAVE_GNU_MAKE=yes
+ else
+ ac_enable_autodepend=no
+ fi
+ AC_MSG_RESULT([$HAVE_GNU_MAKE])
+ if test $HAVE_GNU_MAKE = yes; then
+ AC_MSG_CHECKING([whether gcc understands -MMD -MF])
+ SAVE_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -MMD -MF deps.d"
+ AC_TRY_COMPILE([], [], , ac_enable_autodepend=no)
+ CFLAGS="$SAVE_CFLAGS"
+ test -f deps.d || ac_enable_autodepend=no
+ rm -rf deps.d
+ AC_MSG_RESULT([$ac_enable_autodepend])
+ fi
+ if test $ac_enable_autodepend = yes; then
+ AC_DEFINE(AUTO_DEPEND, 1, [Generate dependencies with gcc.])
+ fi
+fi
+
dnl checks for operating system services
AC_SYS_LONG_FILE_NAMES
## No need to do anything special for these standard directories.
## This is an experiment, take it out if it causes problems.
if test -n "${x_libraries}" && test x"${x_libraries}" != xNONE; then
-
+
x_libraries=`echo :${x_libraries}: | sed -e 's|:/usr/lib64:|:|g' -e 's|:/lib64:|:|g' -e 's|^:||' -e 's|:$||'`
fi
### Use -lrsvg-2 if available, unless `--with-rsvg=no' is specified.
HAVE_RSVG=no
-if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes"; then
+if test "${HAVE_X11}" = "yes" || test "${NS_IMPL_GNUSTEP}" = "yes"; then
if test "${with_rsvg}" != "no"; then
RSVG_REQUIRED=2.11.0
RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED"
if test "${with_dbus}" = "yes"; then
PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no)
if test "$HAVE_DBUS" = yes; then
- AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.])
+ LIBS="$LIBS $DBUS_LIBS"
+ AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.])
+ AC_CHECK_FUNCS([dbus_watch_get_unix_fd])
+ fi
+fi
+
+dnl GConf has been tested under GNU/Linux only.
+dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6.
+HAVE_GCONF=no
+if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then
+ PKG_CHECK_MODULES(GCONF, gconf-2.0 >= 2.13, HAVE_GCONF=yes, HAVE_GCONF=no)
+ if test "$HAVE_GCONF" = yes; then
+ AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.])
fi
fi
if test "x${with_xft}" != "xno"; then
PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
- if test "$HAVE_XFT" != no; then
+ ## Because xftfont.c uses XRenderQueryExtension, we also
+ ## need to link to -lXrender.
+ HAVE_XRENDER=no
+ AC_CHECK_LIB(Xrender, XRenderQueryExtension, HAVE_XRENDER=yes)
+ if test "$HAVE_XFT" != no && test "$HAVE_XRENDER" != no; then
OLD_CPPFLAGS="$CPPFLAGS"
OLD_CFLAGS="$CFLAGS"
OLD_LIBS="$LIBS"
CPPFLAGS="$CPPFLAGS $XFT_CFLAGS"
CFLAGS="$CFLAGS $XFT_CFLAGS"
+ XFT_LIBS="-lXrender $XFT_LIBS"
LIBS="$XFT_LIBS $LIBS"
AC_CHECK_HEADER(X11/Xft/Xft.h,
AC_CHECK_LIB(Xft, XftFontOpen, HAVE_XFT=yes, , $XFT_LIBS))
AC_DEFINE(HAVE_FREETYPE, 1,
[Define to 1 if using the freetype and fontconfig libraries.])
if test "${with_libotf}" != "no"; then
- PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes,
+ PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes,
HAVE_LIBOTF=no)
if test "$HAVE_LIBOTF" = "yes"; then
AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.])
fi
# We also have mouse menus.
HAVE_MENUS=yes
+ OTHER_FILES=ns-app
fi
CFLAGS="$REAL_CFLAGS"
CPPFLAGS="$REAL_CPPFLAGS"
+## Hack to detect a buggy GCC version.
+if test "x$GCC" = xyes \
+ && test x"`$CC --version 2> /dev/null | grep 'gcc.* 4.5.0'`" != x \
+ && test x"`echo $CFLAGS | grep '\-O@<:@23@:>@'`" != x \
+ && test x"`echo $CFLAGS | grep '\-fno-optimize-sibling-calls'`" = x; then
+ AC_MSG_ERROR([GCC 4.5.0 has problems compiling Emacs; see etc/PROBLEMS'.])
+fi
+
#### Find out which version of Emacs this is.
[version=`grep 'defconst[ ]*emacs-version' ${srcdir}/lisp/version.el \
| sed -e 's/^[^"]*"\([^"]*\)".*$/\1/'`]
if test x"${version}" = x; then
AC_MSG_ERROR([can't find current emacs version in `${srcdir}/lisp/version.el'.])
fi
+if test x"${version}" != x"$PACKAGE_VERSION"; then
+ AC_MSG_WARN([version mismatch between `${srcdir}/configure.in' and `${srcdir}/lisp/version.el'.])
+fi
### Specify what sort of things we'll be editing into Makefile and config.h.
### Use configuration here uncanonicalized to avoid exceeding size limits.
AC_SUBST(GNUSTEP_SYSTEM_LIBRARIES)
AC_SUBST(GNU_OBJC_CFLAGS)
AC_SUBST(LIB_SRC_EXTRA_INSTALLABLES)
+AC_SUBST(OTHER_FILES)
AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}",
[Define to the canonical Emacs configuration name.])
AH_TOP([/* GNU Emacs site configuration template file.
Copyright (C) 1988, 1993, 1994, 1999, 2000, 2001, 2002, 2004, 2005,
- 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
+ 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
This file is part of GNU Emacs.
side does this in s/darwin.h and we cannot
parallel this exactly since GNUstep is multi-OS. */
#ifdef HAVE_NS
-#define OTHER_FILES ns-app
# ifdef NS_IMPL_GNUSTEP
/* See also .m.o rule in Makefile.in */
/* FIXME: are all these flags really needed? Document here why. */
echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}"
echo " Does Emacs use -lgpm? ${HAVE_GPM}"
echo " Does Emacs use -ldbus? ${HAVE_DBUS}"
+echo " Does Emacs use -lgconf? ${HAVE_GCONF}"
echo " Does Emacs use -lfreetype? ${HAVE_FREETYPE}"
echo " Does Emacs use -lm17n-flt? ${HAVE_M17N_FLT}"
echo
-if test "$USE_X_TOOLKIT" = GTK; then
- case "$canonical" in
- *cygwin*)
- echo "There are known problems with Emacs and Gtk+ on cygwin, so you
- will probably get a crash on startup. If this happens, please use another
- toolkit for Emacs. See etc/PROBLEMS for more information."
- ;;
- esac
-fi
-
if test "$HAVE_NS" = "yes"; then
echo
echo "You must run \"make install\" in order to test the built application.
# the C preprocessor to some helpful value like 1, or maybe the empty
# string. Needless to say consequent macro substitutions are less
# than conducive to the makefile finding the correct directory.
-[cpp_undefs="`echo $srcdir $configuration $canonical |
+[cpp_undefs="`echo $srcdir $configuration $canonical unix |
sed -e 's/[^a-zA-Z0-9_]/ /g' -e 's/^/ /' -e 's/ *$//' \
-e 's/ */ -U/g' -e 's/-U[0-9][^ ]*//g'`"]
sed -e '1,/start of cpp stuff/d'\
-e 's,/\*\*/#\(.*\)$,/* \1 */,' \
< Makefile.c > junk.c
- $CPP $cpp_undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
+ $CPP -P $cpp_undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
cat junk1.c junk2.c > Makefile.new
rm -f junk.c junk1.c junk2.c
sed -e '1,/start of cpp stuff/d'\
-e 's,/\*\*/#\(.*\)$,/* \1 */,' \
< Makefile.c > junk.c
- $CPP $cpp_undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
+ $CPP -P $cpp_undefs -I. -I$srcdir/src $CPPFLAGS junk.c | \
sed -e 's/^ / /' -e '/^#/d' -e '/^[ \f]*$/d' > junk2.c
cat junk1.c junk2.c > Makefile.new
rm -f junk.c junk1.c junk2.c