dnl Note this is parsed by (at least) make-dist and lisp/cedet/ede/emacs.el.
AC_INIT(GNU Emacs, 24.4.50, bug-gnu-emacs@gnu.org)
-dnl We get MINGW64 with MSYS2
-if test "x$MSYSTEM" = "xMINGW32" -o "x$MSYSTEM" = "xMINGW64"
-then
- . $srcdir/nt/mingw-cfg.site
-
- case $srcdir in
- /* | ?:*)
- # srcdir is an absolute path. In this case, force the format
- # "/c/foo/bar", to simplify later conversions to native Windows
- # format ("c:/foo/bar")
- srcdir=`cd "${srcdir}" && pwd -W`
- srcdir="/${srcdir:0:1}${srcdir:2}"
- ;;
- esac
-fi
-
dnl Set emacs_config_options to the options of 'configure', quoted for the shell,
dnl and then quoted again for a C string. Separate options with spaces.
dnl Add some environment variables, if they were passed via the environment
AC_CONFIG_HEADERS(src/config.h:src/config.in)
AC_CONFIG_SRCDIR(src/lisp.h)
AC_CONFIG_AUX_DIR(build-aux)
+dnl automake 1.13 and later understand this, making -I m4 unnecessary.
+dnl With older versions this is a no-op.
+AC_CONFIG_MACRO_DIR(m4)
xcsdkdir=
AC_CHECK_PROGS(XCRUN, [xcrun])
if test -n "$XCRUN"; then
if test -z "$MAKE"; then
dnl Call the variable MAKE_PROG, not MAKE, to avoid confusion with
- dnl SET_MAKE and with the usual MAKE variable that 'make' itself uses.
+ dnl the usual MAKE variable that 'make' itself uses.
AC_CHECK_PROG([MAKE_PROG], [make], [yes])
if test -z "$MAKE_PROG"; then
MAKE="$XCRUN MAKE"
fi
fi
+dnl GNU Make is required, so don't test for its individual features.
+am_cv_make_support_nested_variables=yes
+AC_DEFUN([AC_PROG_MAKE_SET],
+ [SET_MAKE=
+ AC_SUBST([SET_MAKE])])
+
+dnl Check for GNU Make and possibly set MAKE before running AM_INIT_AUTOMAKE.
+[emacs_check_gnu_make ()
+{
+ emacs_makeout=`($1 --version) 2>/dev/null` &&
+ case $emacs_makeout in
+ 'GNU Make '3.8[1-9]* | 'GNU Make '3.9[0-9]* | \
+ 'GNU Make '3.[1-9][0-9][0-9]* | 'GNU Make '[4-9]* | 'GNU Make '[1-9][0-9]* )
+ ac_path_MAKE_found=:;;
+ esac
+}]
+AC_CACHE_CHECK([for GNU Make], [ac_cv_path_MAKE],
+ [ac_path_MAKE_found=false
+ if test -n "$MAKE"; then
+ emacs_check_gnu_make "$MAKE"
+ ac_cv_path_MAKE=$MAKE
+ else
+ emacs_tried_make=false
+ emacs_tried_gmake=false
+ emacs_tried_gnumake=false
+ AC_PATH_PROGS_FEATURE_CHECK([MAKE], [make gmake gnumake],
+ [[emacs_check_gnu_make "$ac_path_MAKE"
+ if $ac_path_MAKE_found; then
+ # Use the fully-qualified program name only if the basename
+ # would not resolve to it.
+ if eval \$emacs_tried_$ac_prog; then
+ ac_cv_path_MAKE=$ac_path_MAKE
+ else
+ ac_cv_path_MAKE=$ac_prog
+ fi
+ fi
+ eval emacs_tried_$ac_prog=:]])
+ fi])
+$ac_path_MAKE_found || {
+AC_MSG_ERROR([[Building Emacs requires GNU Make, at least version 3.81.
+If you have it installed under another name, configure with 'MAKE=...'.
+For example, run '$0 MAKE=gnu-make'.]])
+}
+MAKE=$ac_cv_path_MAKE
+
dnl Fairly arbitrary, older versions might work too.
AM_INIT_AUTOMAKE(1.11)
+dnl Canonicalize the configuration name.
+AC_CANONICAL_HOST
+canonical=$host
+configuration=${host_alias-${build_alias-$host}}
+
+dnl We get MINGW64 with MSYS2.
+case $canonical in
+ *-mingw*)
+ . $srcdir/nt/mingw-cfg.site
+
+ case $srcdir in
+ /* | ?:*)
+ # srcdir is an absolute path. In this case, force the format
+ # "/c/foo/bar", to simplify later conversions to native Windows
+ # format ("c:/foo/bar").
+ srcdir=`cd "${srcdir}" && pwd -W`
+ srcdir="/${srcdir:0:1}${srcdir:2}"
+ ;;
+ esac;;
+esac
+
dnl Support for --program-prefix, --program-suffix and
dnl --program-transform-name options
AC_ARG_PROGRAM
dnl _ON results in a '--without' option in the --help output, so
dnl the help text should refer to "don't compile", etc.
+with_xpm_set=${with_xpm+set}
OPTION_DEFAULT_ON([xpm],[don't compile with XPM image support])
OPTION_DEFAULT_ON([jpeg],[don't compile with JPEG image support])
OPTION_DEFAULT_ON([tiff],[don't compile with TIFF image support])
dnl http://lists.gnu.org/archive/html/emacs-devel/2008-04/msg01844.html
OPTION_DEFAULT_ON([makeinfo],[don't require makeinfo for building manuals])
+## This might be a 'configure' arg.
+AC_SUBST([ACLOCAL_PATH])
+
## Makefile.in needs the cache file name.
AC_SUBST(cache_file)
[don't compress some files (.el, .info, etc.) when installing. Equivalent to:
make GZIP_PROG= install])
-AC_ARG_WITH([pkg-config-prog],dnl
-[AS_HELP_STRING([--with-pkg-config-prog=FILENAME],
- [file name of pkg-config for finding GTK and librsvg])])
-if test "X${with_pkg_config_prog}" != X; then
- if test "${with_pkg_config_prog}" != yes; then
- PKG_CONFIG="${with_pkg_config_prog}"
- fi
-fi
-
AC_ARG_WITH(gameuser,dnl
[AS_HELP_STRING([--with-gameuser=USER],[user for shared game score files])])
test "X${with_gameuser}" != X && test "${with_gameuser}" != yes \
[Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])],
[ac_enable_gtk_deprecation_warnings="${enableval}"],[])
-### Canonicalize the configuration name.
-
-AC_CANONICAL_HOST
-canonical=$host
-configuration=${host_alias-${build_alias-$host}}
-
dnl This used to use changequote, but, apart from `changequote is evil'
dnl per the autoconf manual, we can speed up autoconf somewhat by quoting
dnl the great gob of text. Thus it's not processed for possible expansion.
;;
## OpenBSD ports
- *-*-openbsd* )
+ *-*-openbsd* | *-*-mirbsd* )
opsys=openbsd
;;
rs6000-ibm-aix[56]* )
opsys=aix4-2
;;
- powerpc-ibm-aix[56]* )
+ powerpc-ibm-aix[5-9]* | powerpc-ibm-aix[1-9][0-9]* )
opsys=aix4-2
;;
opsys=sol2-10
emacs_check_sunpro_c=yes
;;
+ *-sunos5.[1-5]* | *-solaris2.[1-5]* ) unported=yes ;;
+ ## Note that Emacs 23.1's NEWS said the following would be dropped.
*-sunos5.6* | *-solaris2.6* )
opsys=sol2-6
RANLIB="ar -ts"
;;
+ ## 5.7 EOL Aug 2008, 5.8 EOL Mar 2012.
*-sunos5.[7-9]* | *-solaris2.[7-9]* )
opsys=sol2-6
emacs_check_sunpro_c=yes
fi
-AC_MSG_CHECKING([whether we are using GNU Make])
-testval=`${MAKE-make} --version 2>/dev/null | grep 'GNU Make'`
-if test "x$testval" != x; then
- AC_MSG_RESULT([yes])
-else
- AC_MSG_RESULT([no])
- AC_MSG_ERROR([Building Emacs requires GNU make.
-If you have it installed under another name, configure with 'MAKE=...'.
-For example, run './configure MAKE=gmake'.])
-fi
-
-
#### Choose a compiler.
+dnl Don't bother to test for C89.
+AC_DEFUN([_AC_PROG_CC_C89], [$2])
+
dnl Sets GCC=yes if using gcc.
AC_PROG_CC([gcc cc cl clang "$XCRUN gcc" "$XCRUN clang"])
if test -n "$XCRUN"; then
test -n "$AR" && export AR
fi
+dnl Emacs needs C99 or later.
+gl_PROG_CC_C99
+
AM_PROG_CC_C_O
if test x$GCC = xyes; then
# Avoid gnulib's tests for HAVE_WORKING_O_NOATIME and HAVE_WORKING_O_NOFOLLOW,
# as we don't use them.
AC_DEFUN([gl_FCNTL_O_FLAGS])
-# Avoid gnulib's threadlib module, as we do threads our own way.
-AC_DEFUN([gl_THREADLIB])
# Initialize gnulib right after choosing the compiler.
dnl Amongst other things, this sets AR and ARFLAGS.
[gl_gcc_warnings=no]
)
-AC_ARG_ENABLE(link-time-optimization,
-[AS_HELP_STRING([--enable-link-time-optimization],
- [build emacs with link-time optimization.
- This is supported only for GCC since 4.5.0.])],
-if test "${enableval}" != "no"; then
- AC_MSG_CHECKING([whether link-time optimization is supported])
- ac_lto_supported=no
- if test x$GCC = xyes; then
- CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null`
- if test x$CPUS != x; then
- LTO="-flto=$CPUS"
- else
- LTO="-flto"
- fi
- old_CFLAGS=$CFLAGS
- CFLAGS="$CFLAGS $LTO"
- AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
- [ac_lto_supported=yes], [ac_lto_supported=no])
- CFLAGS="$old_CFLAGS"
- fi
- AC_MSG_RESULT([$ac_lto_supported])
- if test "$ac_lto_supported" = "yes"; then
- CFLAGS="$CFLAGS $LTO"
- fi
-fi)
-
# clang is unduly picky about some things.
AC_CACHE_CHECK([whether the compiler is clang], [emacs_cv_clang],
[AC_COMPILE_IFELSE(
for w in $ws; do
gl_WARN_ADD([$w])
done
+ gl_WARN_ADD([-Wredundant-decls]) # Prefer this, as we don't use Bison.
gl_WARN_ADD([-Wno-missing-field-initializers]) # We need this one
gl_WARN_ADD([-Wno-sign-compare]) # Too many warnings for now
gl_WARN_ADD([-Wno-type-limits]) # Too many warnings for now
AC_SUBST([GNULIB_WARN_CFLAGS])
fi
+edit_cflags="
+ s,///*,/,g
+ s/^/ /
+ s/ -I/ $isystem/g
+ s/^ //
+"
+AC_ARG_ENABLE(link-time-optimization,
+[AS_HELP_STRING([--enable-link-time-optimization],
+ [build emacs with link-time optimization.
+ This requires GCC 4.5.0 or later, or clang.
+ (Note that clang support is experimental - see INSTALL.)
+ It also makes Emacs harder to debug, and when we tried it
+ with GCC 4.9.0 x86-64 it made Emacs slower, so it's not
+ recommended for typical use.])],
+if test "${enableval}" != "no"; then
+ ac_lto_supported=no
+ if test $emacs_cv_clang = yes; then
+ AC_MSG_CHECKING([whether link-time optimization is supported by clang])
+ GOLD_PLUGIN=`$CC -print-file-name=LLVMgold.so 2>/dev/null`
+ if test -x "$GOLD_PLUGIN"; then
+ LTO="-flto"
+ fi
+ elif test x$GCC = xyes; then
+ AC_MSG_CHECKING([whether link-time optimization is supported by gcc])
+ CPUS=`getconf _NPROCESSORS_ONLN 2>/dev/null`
+ if test x$CPUS != x; then
+ LTO="-flto=$CPUS"
+ else
+ LTO="-flto"
+ fi
+ else
+ AC_MSG_ERROR([Link-time optimization is not supported with your compiler.])
+ fi
+ if test -z "$LTO"; then
+ ac_lto_supported=no
+ else
+ old_CFLAGS=$CFLAGS
+ CFLAGS="$CFLAGS $LTO"
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
+ [ac_lto_supported=yes], [ac_lto_supported=no])
+ CFLAGS="$old_CFLAGS"
+ fi
+ AC_MSG_RESULT([$ac_lto_supported])
+ if test "$ac_lto_supported" = "yes"; then
+ CFLAGS="$CFLAGS $LTO"
+ if test x$emacs_cv_clang = xyes; then
+ AC_MSG_WARN([Please read INSTALL before using link-time optimization with clang])
+ # WARNING: 'ar --plugin ...' doesn't work without
+ # command, so plugin name is appended to ARFLAGS.
+ ARFLAGS="cru --plugin $GOLD_PLUGIN"
+ RANLIB="$RANLIB --plugin $GOLD_PLUGIN"
+ else
+ dnl The following is needed for GCC 4.9.0. The GCC 4.9.0 release notes
+ dnl suggest that instead of -ffat-lto-objects we should use gcc-ar and
+ dnl gcc-ranlib in place of ar and ranlib, but gcc-ar makes /usr/bin/ar
+ dnl dump core on Fedora 20, so play it safe for now.
+ gl_COMPILER_OPTION_IF([-ffat-lto-objects],
+ [CFLAGS="$CFLAGS -ffat-lto-objects"])
+ fi
+ fi
+fi)
dnl Some other nice autoconf tests.
dnl These are commented out, since gl_EARLY and/or Autoconf already does them.
LN_S="/bin/ln"
fi
+dnl On some Debian versions, "install-info" prints irritating messages
+dnl "This is not dpkg install-info anymore, but GNU install-info"
+dnl if called via an absolute file name.
+dnl Use the entirely-identical-but-quieter ginstall-info instead if present.
+dnl Sadly some people may have an old ginstall-info installed on
+dnl non-Debian systems, so we can't use this.
+dnl AC_PATH_PROGS(INSTALL_INFO, [ginstall-info install-info], :,
+dnl $PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin)
+
AC_PATH_PROG(INSTALL_INFO, install-info, :,
$PATH$PATH_SEPARATOR/usr/sbin$PATH_SEPARATOR/sbin)
dnl Don't use GZIP, which is used by gzip for additional parameters.
fi
AC_SUBST(HAVE_MAKEINFO)
-dnl Just so that there is only a single place we need to edit.
-INFO_EXT=.info
-INFO_OPTS=--no-split
-AC_SUBST(INFO_EXT)
-AC_SUBST(INFO_OPTS)
-
if test $opsys = mingw32; then
DOCMISC_W32=efaq-w32
else
CPPFLAGS="$C_SWITCH_SYSTEM $C_SWITCH_MACHINE $CPPFLAGS"
fi
-# Suppress obsolescent Autoconf test for size_t; Emacs assumes C89 or better.
+# Suppress obsolescent Autoconf test for size_t; Emacs assumes C99 or better.
AC_DEFUN([AC_TYPE_SIZE_T])
# Likewise for obsolescent test for uid_t, gid_t; Emacs assumes them.
AC_DEFUN([AC_TYPE_UID_T])
pre_PKG_CONFIG_CFLAGS=$CFLAGS
pre_PKG_CONFIG_LIBS=$LIBS
-AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
-
-dnl This function definition taken from Gnome 2.0
-dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
-dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
-dnl also defines GSTUFF_PKG_ERRORS on error
-AC_DEFUN([PKG_CHECK_MODULES], [
- succeeded=no
-
- if test "$PKG_CONFIG" = "no" ; then
- ifelse([$4], , [AC_MSG_ERROR([
- *** The pkg-config script could not be found. Make sure it is in your path, or give the full name of pkg-config with the PKG_CONFIG environment variable or --with-pkg-config-prog. Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config.])], [$4])
- else
- PKG_CONFIG_MIN_VERSION=0.9.0
- if "$PKG_CONFIG" --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
- AC_MSG_CHECKING(for $2)
-
- if "$PKG_CONFIG" --exists "$2" 2>&AS_MESSAGE_LOG_FD &&
- $1_CFLAGS=`"$PKG_CONFIG" --cflags "$2" 2>&AS_MESSAGE_LOG_FD` &&
- $1_LIBS=`"$PKG_CONFIG" --libs "$2" 2>&AS_MESSAGE_LOG_FD`; then
- edit_cflags="
- s,///*,/,g
- s/^/ /
- s/ -I/ $isystem/g
- s/^ //
- "
- $1_CFLAGS=`AS_ECHO(["$$1_CFLAGS"]) | sed -e "$edit_cflags"`
- $1_LIBS=`AS_ECHO(["$$1_LIBS"]) | sed -e 's,///*,/,g'`
- AC_MSG_RESULT([yes CFLAGS='$$1_CFLAGS' LIBS='$$1_LIBS'])
- succeeded=yes
- else
- AC_MSG_RESULT(no)
- $1_CFLAGS=""
- $1_LIBS=""
- ## If we have a custom action on failure, don't print errors, but
- ## do set a variable so people can do so. Do it in a subshell
- ## to capture any diagnostics in invoking pkg-config.
- $1_PKG_ERRORS=`("$PKG_CONFIG" --print-errors "$2") 2>&1`
- ifelse([$4], ,echo "$$1_PKG_ERRORS",)
- fi
-
- AC_SUBST($1_CFLAGS)
- AC_SUBST($1_LIBS)
- else
- echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
- echo "*** See http://www.freedesktop.org/software/pkgconfig"
- fi
- fi
-
- if test $succeeded = yes; then
- ifelse([$3], , :, [$3])
- else
- ifelse([$4], , [AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.])], [$4])
- fi
-])
+PKG_PROG_PKG_CONFIG(0.9.0)
+
+dnl EMACS_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4)
+dnl acts like PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4,
+dnl HAVE_GSTUFF=yes, HAVE_GSTUFF=no) -- see pkg-config man page --
+dnl except that it postprocesses CFLAGS as needed for --enable-gcc-warnings.
+dnl EMACS_CHECK_MODULES accepts optional 3rd and 4th arguments that
+dnl can take the place of the default HAVE_GSTUFF=yes and HAVE_GSTUFF=no
+dnl actions.
+AC_DEFUN([EMACS_CHECK_MODULES],
+ [PKG_CHECK_MODULES([$1], [$2],
+ [$1_CFLAGS=`AS_ECHO(["$$1_CFLAGS"]) | sed -e "$edit_cflags"`
+ m4_default([$3], [HAVE_$1=yes])],
+ [m4_default([$4], [HAVE_$1=no])])])
HAVE_SOUND=no
if test "${with_sound}" != "no"; then
if test "${with_sound}" = "alsa" || test "${with_sound}" = "yes"; then
ALSA_REQUIRED=1.0.0
ALSA_MODULES="alsa >= $ALSA_REQUIRED"
- PKG_CHECK_MODULES(ALSA, $ALSA_MODULES, HAVE_ALSA=yes, HAVE_ALSA=no)
+ EMACS_CHECK_MODULES([ALSA], [$ALSA_MODULES])
if test $HAVE_ALSA = yes; then
SAVE_CFLAGS="$CFLAGS"
SAVE_LIBS="$LIBS"
dnl checks for header files
AC_CHECK_HEADERS_ONCE(
sys/systeminfo.h
+ sys/sysinfo.h
coff.h pty.h
sys/resource.h
sys/utsname.h pwd.h utmp.h util.h)
[Define to 1 if personality LINUX32 can be set.])
fi
+if test "$ac_cv_header_sys_sysinfo_h" = yes; then
+ AC_MSG_CHECKING([if Linux sysinfo may be used])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/sysinfo.h>]],
+ [[struct sysinfo si; sysinfo (&si)]])],
+ emacs_cv_linux_sysinfo=yes, emacs_cv_linux_sysinfo=no)
+ AC_MSG_RESULT($emacs_cv_linux_sysinfo)
+ if test $emacs_cv_linux_sysinfo = yes; then
+ AC_DEFINE([HAVE_LINUX_SYSINFO], 1, [Define to 1 if you have Linux sysinfo function.])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/sysinfo.h>]],
+ [[struct sysinfo si; return si.mem_unit]])],
+ AC_DEFINE(LINUX_SYSINFO_UNIT, 1,
+ [Define to 1 if Linux sysinfo sizes are in multiples of mem_unit bytes.]))
+ fi
+fi
+
dnl On Solaris 8 there's a compilation warning for term.h because
dnl it doesn't define `bool'.
AC_CHECK_HEADERS(term.h, , , -)
dnl AC_C_BIGENDIAN is done by gnulib.
dnl check for Make feature
-dnl AC_PROG_MAKE_SET is done by Automake.
DEPFLAGS=
MKDEPDIR=":"
deps_frag=autodeps.mk
fi
fi
+lwlib_deps_frag=$srcdir/lwlib/$deps_frag
+oldxmenu_deps_frag=$srcdir/oldXMenu/$deps_frag
deps_frag=$srcdir/src/$deps_frag
AC_SUBST(MKDEPDIR)
AC_SUBST(DEPFLAGS)
AC_SUBST_FILE(deps_frag)
-
+AC_SUBST_FILE(lwlib_deps_frag)
+AC_SUBST_FILE(oldxmenu_deps_frag)
lisp_frag=$srcdir/src/lisp.mk
AC_SUBST_FILE(lisp_frag)
system_malloc=$emacs_cv_sanitize_address
case "$opsys" in
## darwin ld insists on the use of malloc routines in the System framework.
- darwin|sol2-10) system_malloc=yes ;;
+ darwin|mingw32|sol2-10) system_malloc=yes ;;
esac
GMALLOC_OBJ=
## #ifdef DOUG_LEA_MALLOC; #undef REL_ALLOC; #endif
## Does the AC_FUNC_MMAP test below make this check unnecessary?
case "$opsys" in
- gnu*) REL_ALLOC=no ;;
+ mingw32|gnu*) REL_ALLOC=no ;;
esac
fi
use_mmap_for_buffers=no
case "$opsys" in
- cygwin|freebsd|irix6-5) use_mmap_for_buffers=yes ;;
+ cygwin|mingw32|freebsd|irix6-5) use_mmap_for_buffers=yes ;;
esac
AC_FUNC_MMAP
dnl Check for the POSIX thread library.
LIB_PTHREAD=
+if test "$opsys" != "mingw32"; then
AC_CHECK_HEADERS_ONCE(pthread.h)
if test "$ac_cv_header_pthread_h"; then
dnl gmalloc.c uses pthread_atfork, which is not available on older-style
OLD_LIBS=$LIBS
AC_SEARCH_LIBS([$emacs_pthread_function], [pthread],
[AC_DEFINE([HAVE_PTHREAD], [1],
- [Define to 1 if you have pthread (-lpthread).])])
- if test "X$LIBS" != "X$OLD_LIBS"; then
+ [Define to 1 if you have pthread (-lpthread).])
+ # Some systems optimize for single-threaded programs by default, and
+ # need special flags to disable these optimizations. For example, the
+ # definition of 'errno' in <errno.h>.
+ case $opsys in
+ sol*)
+ AC_DEFINE([_REENTRANT], 1,
+ [Define to 1 if your system requires this in multithreaded code.]);;
+ aix4-2)
+ AC_DEFINE([_THREAD_SAFE], 1,
+ [Define to 1 if your system requires this in multithreaded code.]);;
+ esac])
+ if test "X$LIBS" != "X$OLD_LIBS"; then
eval LIB_PTHREAD=\$ac_cv_search_$emacs_pthread_function
fi
LIBS=$OLD_LIBS
fi
AC_SUBST([LIB_PTHREAD])
+fi
dnl Check for need for bigtoc support on IBM AIX
RSVG_REQUIRED=2.11.0
RSVG_MODULE="librsvg-2.0 >= $RSVG_REQUIRED"
- PKG_CHECK_MODULES(RSVG, $RSVG_MODULE, HAVE_RSVG=yes, :)
+ EMACS_CHECK_MODULES([RSVG], [$RSVG_MODULE])
AC_SUBST(RSVG_CFLAGS)
AC_SUBST(RSVG_LIBS)
HAVE_IMAGEMAGICK=no
if test "${HAVE_X11}" = "yes" || test "${HAVE_NS}" = "yes" || test "${HAVE_W32}" = "yes"; then
if test "${with_imagemagick}" != "no"; then
- ## 6.2.8 is the earliest version known to work, but earlier versions
- ## might work - let us know if you find one.
- ## 6.0.7 does not work. See bug#7955.
+ ## 6.3.5 is the earliest version known to work; see Bug#17339.
## 6.8.2 makes Emacs crash; see Bug#13867.
- IMAGEMAGICK_MODULE="Wand >= 6.2.8 Wand != 6.8.2"
- PKG_CHECK_MODULES(IMAGEMAGICK, $IMAGEMAGICK_MODULE, HAVE_IMAGEMAGICK=yes, :)
+ IMAGEMAGICK_MODULE="Wand >= 6.3.5 Wand != 6.8.2"
+ EMACS_CHECK_MODULES([IMAGEMAGICK], [$IMAGEMAGICK_MODULE])
AC_SUBST(IMAGEMAGICK_CFLAGS)
AC_SUBST(IMAGEMAGICK_LIBS)
GTK_MODULES="gtk+-3.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
dnl Checks for libraries.
- PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no)
+ EMACS_CHECK_MODULES([GTK], [$GTK_MODULES],
+ [pkg_check_gtk=yes], [pkg_check_gtk=no])
if test "$pkg_check_gtk" = "no" && test "$with_gtk3" = "yes"; then
AC_MSG_ERROR($GTK_PKG_ERRORS)
fi
GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
dnl Checks for libraries.
- PKG_CHECK_MODULES(GTK, $GTK_MODULES, pkg_check_gtk=yes, pkg_check_gtk=no)
+ EMACS_CHECK_MODULES([GTK], [$GTK_MODULES],
+ [pkg_check_gtk=yes], [pkg_check_gtk=no])
if test "$pkg_check_gtk" = "no" &&
{ test "$with_gtk" = yes || test "$with_gtk2" = "yes"; }
then
HAVE_DBUS=no
DBUS_OBJ=
if test "${with_dbus}" = "yes"; then
- PKG_CHECK_MODULES(DBUS, dbus-1 >= 1.0, HAVE_DBUS=yes, HAVE_DBUS=no)
+ EMACS_CHECK_MODULES([DBUS], [dbus-1 >= 1.0])
if test "$HAVE_DBUS" = yes; then
AC_DEFINE(HAVE_DBUS, 1, [Define to 1 if using D-Bus.])
dnl dbus_watch_get_unix_fd has been introduced in D-Bus 1.1.1.
DBUS_OBJ=dbusbind.o
fi
fi
+AC_SUBST(DBUS_CFLAGS)
+AC_SUBST(DBUS_LIBS)
AC_SUBST(DBUS_OBJ)
dnl GSettings has been tested under GNU/Linux only.
HAVE_GSETTINGS=no
if test "${HAVE_X11}" = "yes" && test "${with_gsettings}" = "yes"; then
- PKG_CHECK_MODULES(GSETTINGS, gio-2.0 >= 2.26, HAVE_GSETTINGS=yes, HAVE_GSETTINGS=no)
+ EMACS_CHECK_MODULES([GSETTINGS], [gio-2.0 >= 2.26])
if test "$HAVE_GSETTINGS" = "yes"; then
old_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $GSETTINGS_CFLAGS"
dnl The version is really arbitrary, it is about the same age as Gtk+ 2.6.
HAVE_GCONF=no
if test "${HAVE_X11}" = "yes" && test "${with_gconf}" = "yes"; then
- PKG_CHECK_MODULES(GCONF, gconf-2.0 >= 2.13, HAVE_GCONF=yes, HAVE_GCONF=no)
+ EMACS_CHECK_MODULES([GCONF], [gconf-2.0 >= 2.13])
if test "$HAVE_GCONF" = yes; then
AC_DEFINE(HAVE_GCONF, 1, [Define to 1 if using GConf.])
dnl Newer GConf doesn't link with g_objects, so this is not defined.
fi
if test "$HAVE_GSETTINGS" = "yes" || test "$HAVE_GCONF" = "yes"; then
- PKG_CHECK_MODULES(GOBJECT, gobject-2.0 >= 2.0, HAVE_GOBJECT=yes, HAVE_GOBJECT=no)
+ EMACS_CHECK_MODULES([GOBJECT], [gobject-2.0 >= 2.0])
if test "$HAVE_GOBJECT" = "yes"; then
SETTINGS_CFLAGS="$SETTINGS_CFLAGS $GOBJECT_CFLAGS"
SETTINGS_LIBS="$SETTINGS_LIBS $GOBJECT_LIBS"
HAVE_GNUTLS=no
HAVE_GNUTLS3=no
if test "${with_gnutls}" = "yes" ; then
- PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0], HAVE_GNUTLS3=yes, HAVE_GNUTLS3=no)
+ EMACS_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.0.0],
+ [HAVE_GNUTLS3=yes], [HAVE_GNUTLS3=no])
if test "${HAVE_GNUTLS3}" = "yes"; then
AC_DEFINE(HAVE_GNUTLS3, 1, [Define if using GnuTLS v3.])
HAVE_GNUTLS="yes"
else
- PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6], HAVE_GNUTLS=yes, HAVE_GNUTLS=no)
+ EMACS_CHECK_MODULES([LIBGNUTLS], [gnutls >= 2.6.6],
+ [HAVE_GNUTLS=yes], [HAVE_GNUTLS=no])
fi
if test "${HAVE_GNUTLS}" = "yes"; then
AC_DEFINE(HAVE_GNUTLS, 1, [Define if using GnuTLS.])
dnl to check?
case $with_file_notification,$NOTIFY_OBJ in
gfile, | yes,)
- PKG_CHECK_MODULES(GFILENOTIFY, gio-2.0 >= 2.24, HAVE_GFILENOTIFY=yes, HAVE_GFILENOTIFY=no)
+ EMACS_CHECK_MODULES([GFILENOTIFY], [gio-2.0 >= 2.24])
if test "$HAVE_GFILENOTIFY" = "yes"; then
AC_DEFINE(HAVE_GFILENOTIFY, 1, [Define to 1 if using GFile.])
NOTIFY_OBJ=gfilenotify.o
### Start of font-backend (under X11) section.
if test "${HAVE_X11}" = "yes"; then
- PKG_CHECK_MODULES(FONTCONFIG, fontconfig >= 2.2.0, HAVE_FC=yes, HAVE_FC=no)
-
- ## Use -lXft if available, unless `--with-xft=no'.
- HAVE_XFT=maybe
- if test "${HAVE_FC}" = "no" || test "x${with_x}" = "xno"; then
+ ## Use -lXft if available, unless `--with-xft=no'.
+ HAVE_XFT=maybe
+ if test "x${with_x}" = "xno"; then
with_xft="no";
fi
+
+ if test "$with_xft" != no; then
+ EMACS_CHECK_MODULES([FONTCONFIG], [fontconfig >= 2.2.0])
+ with_xft=$HAVE_FONTCONFIG
+ fi
+
if test "x${with_xft}" != "xno"; then
- PKG_CHECK_MODULES(XFT, xft >= 0.13.0, , HAVE_XFT=no)
+ EMACS_CHECK_MODULES([XFT], [xft >= 0.13.0], [], [HAVE_XFT=no])
## Because xftfont.c uses XRenderQueryExtension, we also
## need to link to -lXrender.
HAVE_XRENDER=no
dnl ftfont.o: undefined reference to symbol 'FT_New_Face'
dnl if -lfreetype is not specified.
dnl The following is needed to set FREETYPE_LIBS.
- PKG_CHECK_MODULES(FREETYPE, freetype2, HAVE_FREETYPE=yes,
- HAVE_FREETYPE=no)
+ EMACS_CHECK_MODULES([FREETYPE], [freetype2])
test "$HAVE_FREETYPE" = "no" && AC_MSG_ERROR(libxft requires libfreetype)
fi
AC_DEFINE(HAVE_FREETYPE, 1,
[Define to 1 if using the freetype and fontconfig libraries.])
if test "${with_libotf}" != "no"; then
- PKG_CHECK_MODULES(LIBOTF, libotf, HAVE_LIBOTF=yes,
- HAVE_LIBOTF=no)
+ EMACS_CHECK_MODULES([LIBOTF], [libotf])
if test "$HAVE_LIBOTF" = "yes"; then
AC_DEFINE(HAVE_LIBOTF, 1, [Define to 1 if using libotf.])
AC_CHECK_LIB(otf, OTF_get_variation_glyphs,
HAVE_M17N_FLT=no
if test "${HAVE_LIBOTF}" = yes; then
if test "${with_m17n_flt}" != "no"; then
- PKG_CHECK_MODULES(M17N_FLT, m17n-flt, HAVE_M17N_FLT=yes, HAVE_M17N_FLT=no)
+ EMACS_CHECK_MODULES([M17N_FLT], [m17n-flt])
if test "$HAVE_M17N_FLT" = "yes"; then
AC_DEFINE(HAVE_M17N_FLT, 1, [Define to 1 if using libm17n-flt.])
fi
fi
if test "${HAVE_X11}" = "yes"; then
+ dnl Avoid Xpm on AIX unless requested, as it crashes; see Bug#17598.
+ test "$opsys$with_xpm_set" = aix4-2 && with_xpm=no
+
if test "${with_xpm}" != "no"; then
AC_CHECK_HEADER(X11/xpm.h,
[AC_CHECK_LIB(Xpm, XpmReadFileToPixmap, HAVE_XPM=yes, , -lX11)])
if test "${HAVE_XPM}" = "yes"; then
AC_DEFINE(HAVE_XPM, 1, [Define to 1 if you have the Xpm library (-lXpm).])
LIBXPM=-lXpm
+ elif test "$opsys,$LUCID_LIBW" = aix4-2,-lXaw; then
+ dnl AIX -lXaw needs -lXpm linked too; see Bug#17598 Message#152.
+ LIBXPM=-lXpm
fi
fi
fi
AC_SUBST(LIBJPEG)
-### Use -lpng if available, unless `--with-png=no'.
-### mingw32 doesn't use -lpng, since it loads the library dynamically.
-HAVE_PNG=no
-LIBPNG=
-if test "${opsys}" = "mingw32"; then
- if test "${with_png}" != "no"; then
- AC_CHECK_HEADER(png.h, HAVE_PNG=yes, HAVE_PNG=no)
- fi
- if test "${HAVE_PNG}" = "yes"; then
- AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
-
- AC_CHECK_DECL(png_longjmp,
- [],
- [AC_DEFINE(PNG_DEPSTRUCT, [],
- [Define to empty to suppress deprecation warnings when building
- with --enable-gcc-warnings and with libpng versions before 1.5,
- which lack png_longjmp.])],
- [[#ifdef HAVE_LIBPNG_PNG_H
- # include <libpng/png.h>
- #else
- # include <png.h>
- #endif
- ]])
- fi
-elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then
- if test "${with_png}" != "no"; then
- # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
- # in /usr/include/libpng.
- AC_CHECK_HEADERS(png.h libpng/png.h, break)
- if test "$ac_cv_header_png_h" = yes || test "$ac_cv_header_libpng_png_h" = yes ; then
- AC_CHECK_LIB(png, png_get_channels, HAVE_PNG=yes, , -lz -lm)
- fi
- fi
-
- if test "${HAVE_PNG}" = "yes"; then
- AC_DEFINE(HAVE_PNG, 1, [Define to 1 if you have the png library (-lpng).])
- LIBPNG="-lpng -lz -lm"
-
- AC_CHECK_DECL(png_longjmp,
- [],
- [AC_DEFINE(PNG_DEPSTRUCT, [],
- [Define to empty to suppress deprecation warnings when building
- with --enable-gcc-warnings and with libpng versions before 1.5,
- which lack png_longjmp.])],
- [[#ifdef HAVE_LIBPNG_PNG_H
- # include <libpng/png.h>
- #else
- # include <png.h>
- #endif
- ]])
- fi
-fi
-AC_SUBST(LIBPNG)
-
HAVE_ZLIB=no
LIBZ=
if test "${with_zlib}" != "no"; then
fi
AC_SUBST(LIBZ)
+### Use -lpng if available, unless `--with-png=no'.
+HAVE_PNG=no
+LIBPNG=
+PNG_CFLAGS=
+if test "${NS_IMPL_COCOA}" = yes; then
+ : # Nothing to do
+elif test "${with_png}" != no; then
+ # mingw32 loads the library dynamically.
+ if test "$opsys" = mingw32; then
+ AC_CHECK_HEADER([png.h], [HAVE_PNG=yes])
+ elif test "${HAVE_X11}" = "yes" || test "${HAVE_W32}" = "yes"; then
+ AC_MSG_CHECKING([for png])
+ png_cflags=`(libpng-config --cflags) 2>&AS_MESSAGE_LOG_FD` &&
+ png_libs=`(libpng-config --libs) 2>&AS_MESSAGE_LOG_FD` || {
+ # libpng-config does not work; configure by hand.
+ # Debian unstable as of July 2003 has multiple libpngs, and puts png.h
+ # in /usr/include/libpng.
+ if test -r /usr/include/libpng/png.h &&
+ test ! -r /usr/include/png.h; then
+ png_cflags=-I/usr/include/libpng
+ else
+ png_cflags=
+ fi
+ png_libs='-lpng'
+ }
+ SAVE_CFLAGS=$CFLAGS
+ SAVE_LIBS=$LIBS
+ CFLAGS="$CFLAGS $png_cflags"
+ LIBS="$png_libs -lz -lm $LIBS"
+ AC_LINK_IFELSE(
+ [AC_LANG_PROGRAM([[#include <png.h>]],
+ [[return !png_get_channels (0, 0);]])],
+ [HAVE_PNG=yes
+ PNG_CFLAGS=`AS_ECHO(["$png_cflags"]) | sed -e "$edit_cflags"`
+ LIBPNG=$png_libs
+ # $LIBPNG requires explicit -lz in some cases.
+ # We don't know what those cases are, exactly, so play it safe and
+ # append -lz to any nonempty $LIBPNG, unless we're already using LIBZ.
+ if test -n "$LIBPNG" && test -z "$LIBZ"; then
+ LIBPNG="$LIBPNG -lz"
+ fi])
+ CFLAGS=$SAVE_CFLAGS
+ LIBS=$SAVE_LIBS
+ AC_MSG_RESULT([$HAVE_PNG])
+ fi
+fi
+if test $HAVE_PNG = yes; then
+ AC_DEFINE([HAVE_PNG], [1], [Define to 1 if you have the png library.])
+
+ SAVE_CFLAGS=$CFLAGS
+ CFLAGS="$CFLAGS $PNG_CFLAGS"
+ AC_CHECK_DECL([png_longjmp],
+ [],
+ [AC_DEFINE([PNG_DEPSTRUCT], [],
+ [Define to empty to suppress deprecation warnings when building
+ with --enable-gcc-warnings and with libpng versions before 1.5,
+ which lack png_longjmp.])],
+ [[#include <png.h>
+ ]])
+ CFLAGS=$SAVE_CFLAGS
+fi
+AC_SUBST(LIBPNG)
+AC_SUBST(PNG_CFLAGS)
### Use -ltiff if available, unless `--with-tiff=no'.
### mingw32 doesn't use -ltiff, since it loads the library dynamically.
if test "${HAVE_X11}" = "yes"; then
XRANDR_REQUIRED=1.2.2
XRANDR_MODULES="xrandr >= $XRANDR_REQUIRED"
- PKG_CHECK_MODULES(XRANDR, $XRANDR_MODULES, HAVE_XRANDR=yes, HAVE_XRANDR=no)
+ EMACS_CHECK_MODULES([XRANDR], [$XRANDR_MODULES])
if test $HAVE_XRANDR = no; then
# Test old way in case pkg-config doesn't have it (older machines).
AC_CHECK_HEADER(X11/extensions/Xrandr.h,
[AC_CHECK_LIB(Xrandr, XRRGetScreenResources, HAVE_XRANDR=yes)])
if test $HAVE_XRANDR = yes; then
XRANDR_LIBS=-lXrandr
- AC_SUBST(XRANDR_LIBS)
fi
fi
if test $HAVE_XRANDR = yes; then
AC_DEFINE(HAVE_XRANDR, 1, [Define to 1 if you have the XRandr extension.])
fi
fi
+AC_SUBST(XRANDR_CFLAGS)
+AC_SUBST(XRANDR_LIBS)
### Use Xinerama (-lXinerama) if available
HAVE_XINERAMA=no
if test "${HAVE_X11}" = "yes"; then
XINERAMA_REQUIRED=1.0.2
XINERAMA_MODULES="xinerama >= $XINERAMA_REQUIRED"
- PKG_CHECK_MODULES(XINERAMA, $XINERAMA_MODULES, HAVE_XINERAMA=yes,
- HAVE_XINERAMA=no)
+ EMACS_CHECK_MODULES([XINERAMA], [$XINERAMA_MODULES])
if test $HAVE_XINERAMA = no; then
# Test old way in case pkg-config doesn't have it (older machines).
AC_CHECK_HEADER(X11/extensions/Xinerama.h,
[AC_CHECK_LIB(Xinerama, XineramaQueryExtension, HAVE_XINERAMA=yes)])
if test $HAVE_XINERAMA = yes; then
XINERAMA_LIBS=-lXinerama
- AC_SUBST(XINERAMA_LIBS)
fi
fi
if test $HAVE_XINERAMA = yes; then
AC_DEFINE(HAVE_XINERAMA, 1, [Define to 1 if you have the Xinerama extension.])
fi
fi
+AC_SUBST(XINERAMA_CFLAGS)
+AC_SUBST(XINERAMA_LIBS)
+### Use Xfixes (-lXfixes) if available
+HAVE_XFIXES=no
+if test "${HAVE_X11}" = "yes"; then
+ XFIXES_REQUIRED=4.0.0
+ XFIXES_MODULES="xfixes >= $XFIXES_REQUIRED"
+ EMACS_CHECK_MODULES([XFIXES], [$XFIXES_MODULES])
+ if test $HAVE_XFIXES = no; then
+ # Test old way in case pkg-config doesn't have it (older machines).
+ AC_CHECK_HEADER(X11/extensions/Xfixes.h,
+ [AC_CHECK_LIB(Xfixes, XFixesHideCursor, HAVE_XFIXES=yes)])
+ if test $HAVE_XFIXES = yes; then
+ XFIXES_LIBS=-lXfixes
+ fi
+ fi
+ if test $HAVE_XFIXES = yes; then
+ AC_DEFINE(HAVE_XFIXES, 1, [Define to 1 if you have the Xfixes extension.])
+ fi
+fi
+AC_SUBST(XFIXES_CFLAGS)
+AC_SUBST(XFIXES_LIBS)
### Use libxml (-lxml2) if available
### mingw32 doesn't use -lxml2, since it loads the library dynamically.
HAVE_LIBXML2=no
if test "${with_xml2}" != "no"; then
### I'm not sure what the version number should be, so I just guessed.
- PKG_CHECK_MODULES(LIBXML2, libxml-2.0 > 2.6.17, HAVE_LIBXML2=yes, HAVE_LIBXML2=no)
+ EMACS_CHECK_MODULES([LIBXML2], [libxml-2.0 > 2.6.17])
# Built-in libxml2 on OS X 10.8 lacks libxml-2.0.pc.
if test "${HAVE_LIBXML2}" != "yes" -a "$opsys" = "darwin"; then
SAVE_CPPFLAGS="$CPPFLAGS"
AC_SUBST(BLESSMAIL_TARGET)
OLD_LIBS=$LIBS
-LIBS="$LIB_MATH $LIBS"
+LIBS="$LIB_PTHREAD $LIB_MATH $LIBS"
AC_CHECK_FUNCS(accept4 gethostname \
getrusage get_current_dir_name \
lrand48 random rint \
select getpagesize setlocale \
getrlimit setrlimit shutdown getaddrinfo \
-strsignal setitimer \
+pthread_sigmask strsignal setitimer \
sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \
-gai_strerror getline getdelim sync \
+gai_strerror sync \
getpwent endpwent getgrent endgrent \
cfmakeraw cfsetspeed copysign __executable_start log2)
LIBS=$OLD_LIBS
AC_SUBST(LIBS_TERMCAP)
AC_SUBST(TERMCAP_OBJ)
+# GNU/Linux-specific timer functions.
+AC_CACHE_CHECK([for timerfd interface], [emacs_cv_have_timerfd],
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM([[#include <sys/timerfd.h>
+ ]],
+ [[timerfd_create (CLOCK_REALTIME,
+ TFD_CLOEXEC | TFD_NONBLOCK);
+ timerfd_settime (0, TFD_TIMER_ABSTIME, 0, 0);]])],
+ [emacs_cv_have_timerfd=yes],
+ [emacs_cv_have_timerfd=no])])
+if test "$emacs_cv_have_timerfd" = yes; then
+ AC_DEFINE([HAVE_TIMERFD], 1,
+ [Define to 1 if timerfd functions are supported as in GNU/Linux.])
+fi
# Do we have res_init, for detecting changes in /etc/resolv.conf?
# On Darwin, res_init appears not to be useful: see bug#562 and
[Define to 1 if you have inet sockets.])
fi
-dnl Check for a Solaris 2.4 vfork bug that Autoconf misses (through 2.69).
-dnl This can be removed once we assume Autoconf 2.70.
-case $canonical in
- *-solaris2.4 | *-solaris2.4.*)
- dnl Disable the Autoconf-generated vfork test.
- : ${ac_cv_func_vfork_works=no};;
-esac
-
AC_FUNC_FORK
AC_CHECK_FUNCS(snprintf)
else
case $opsys in
dnl irix: Tested on Irix 6.5. SCM worked on earlier versions.
- dragonfly | freebsd | netbsd | openbsd | irix6-5 | sol2* )
+ aix* | dragonfly | freebsd | netbsd | openbsd | irix6-5 | sol2* )
AC_DEFINE(GC_SETJMP_WORKS, 1)
;;
esac
#endif
])
+# If user asks to omit features, disable optional features that gnulib
+# might otherwise enable.
+if test "$with_features" = no && test "$enable_acl" != yes; then
+ enable_acl=no
+fi
+
# Configure gnulib. Although this does not affect CFLAGS or LIBS permanently.
# it temporarily reverts them to their pre-pkg-config values,
# because gnulib needs to work with both src (which uses the
gnu*) LD_SWITCH_SYSTEM_TEMACS="\$(LD_SWITCH_X_SITE_RPATH)" ;;
mingw32)
- ## MinGW64 does not prepend an underscore to symbols, so we must
- ## pass a different -entry switch to linker. FIXME: It is better
- ## to make the entry points the same by changing unexw32.c.
+ ## Is it any better under MinGW64 to relocate emacs into higher addresses?
case "$canonical" in
- x86_64-*-*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;;
+ x86_64-*-*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x400000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;;
*) LD_SWITCH_SYSTEM_TEMACS="-Wl,-stack,0x00800000 -Wl,-heap,0x00100000 -Wl,-image-base,0x01000000 -Wl,-entry,__start -Wl,-Map,./temacs.map" ;;
esac
;;
AC_SUBST(LD_SWITCH_SYSTEM_TEMACS)
-## MinGW-specific post-link processing of temacs.
-TEMACS_POST_LINK=":"
-ADDSECTION=
-EMACS_HEAPSIZE=
-if test "${opsys}" = "mingw32"; then
- TEMACS_POST_LINK="\$(MINGW_TEMACS_POST_LINK)"
- ADDSECTION="../nt/addsection\$(EXEEXT)"
- ## Preload heap size of temacs.exe in MB.
- case "$canonical" in
- x86_64-*-*) EMACS_HEAPSIZE=42 ;;
- *) EMACS_HEAPSIZE=27 ;;
- esac
-fi
-
-AC_SUBST(ADDSECTION)
-AC_SUBST(TEMACS_POST_LINK)
-AC_SUBST(EMACS_HEAPSIZE)
-
## Common for all window systems
if test "$window_system" != "none"; then
AC_DEFINE(HAVE_WINDOW_SYSTEM, 1, [Define if you have a window system.])
+ AC_DEFINE(POLL_FOR_INPUT, 1, [Define if you poll periodically to detect C-g.])
WINDOW_SYSTEM_OBJ="fontset.o fringe.o image.o"
fi
echo " Does Emacs use -ljpeg? ${HAVE_JPEG}"
echo " Does Emacs use -ltiff? ${HAVE_TIFF}"
echo " Does Emacs use a gif library? ${HAVE_GIF} $LIBGIF"
-echo " Does Emacs use -lpng? ${HAVE_PNG}"
+echo " Does Emacs use a png library? ${HAVE_PNG} $LIBPNG"
echo " Does Emacs use -lrsvg-2? ${HAVE_RSVG}"
echo " Does Emacs use imagemagick? ${HAVE_IMAGEMAGICK}"
${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force-w32
else
${MAKE-make} MAKEFILE_NAME=do-not-make-Makefile epaths-force
-fi
+fi || AC_MSG_ERROR(['src/epaths.h' could not be made.])
], [GCC="$GCC" CPPFLAGS="$CPPFLAGS" opsys="$opsys"])
dnl NB we have to cheat and use the ac_... version because abs_top_srcdir
])
AC_OUTPUT
+
+test "$MAKE" = make || AC_MSG_NOTICE([Now you can run '$MAKE'.])