X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/265c2fbf11cb8bf9b805df63ecb9508631f08e35..800d26890ae8c76f031a80b8fbad383e1f4cf19a:/configure.ac
diff --git a/configure.ac b/configure.ac
index 3303f80c3e..3b1b9a92b5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@ dnl autoconf
dnl in the directory containing this script.
dnl If you changed any AC_DEFINES, also run autoheader.
dnl
-dnl Copyright (C) 1994-1996, 1999-2012 Free Software Foundation, Inc.
+dnl Copyright (C) 1994-1996, 1999-2013 Free Software Foundation, Inc.
dnl
dnl This file is part of GNU Emacs.
dnl
@@ -23,6 +23,21 @@ dnl along with GNU Emacs. If not, see .
AC_PREREQ(2.65)
AC_INIT(emacs, 24.3.50)
+
+dnl This is the documented way to record the args passed to configure,
+dnl rather than $ac_configure_args.
+emacs_config_options="$@"
+## Add some environment variables, if they were passed via the environment
+## rather than on the command-line.
+for var in CFLAGS CPPFLAGS LDFLAGS; do
+ case "$emacs_config_options" in
+ *$var=*) continue ;;
+ esac
+ eval val="\$${var}"
+ test x"$val" = x && continue
+ emacs_config_options="${emacs_config_options}${emacs_config_options:+ }$var=\"$val\""
+done
+
AC_CONFIG_HEADER(src/config.h:src/config.in)
AC_CONFIG_SRCDIR(src/lisp.h)
AC_CONFIG_AUX_DIR(build-aux)
@@ -184,7 +199,9 @@ OPTION_DEFAULT_ON([dbus],[don't compile with D-Bus support])
OPTION_DEFAULT_ON([gconf],[don't compile with GConf support])
OPTION_DEFAULT_ON([gsettings],[don't compile with GSettings support])
OPTION_DEFAULT_ON([selinux],[don't compile with SELinux support])
+OPTION_DEFAULT_ON([acl],[don't compile with ACL support])
OPTION_DEFAULT_ON([gnutls],[don't use -lgnutls for SSL/TLS support])
+OPTION_DEFAULT_ON([inotify],[don't compile with inotify (file-watch) support])
## For the times when you want to build Emacs but don't have
## a suitable makeinfo, and can live without the manuals.
@@ -354,6 +371,11 @@ AC_ARG_ENABLE(autodepend,
found])],
[ac_enable_autodepend="${enableval}"],[ac_enable_autodepend=yes])
+AC_ARG_ENABLE(gtk-deprecation-warnings,
+[AS_HELP_STRING([--enable-gtk-deprecation-warnings],
+ [Show Gtk+/Gdk deprecation warnings for Gtk+ >= 3.0])],
+[ac_enable_gtk_deprecation_warnings="${enableval}"],[])
+
#### Make srcdir absolute, if it isn't already. It's important to
#### avoid running the file name through pwd unnecessarily, since pwd can
#### give you automounter prefixes, which can go away. We do all this
@@ -617,7 +639,7 @@ fi
AC_ARG_ENABLE([gcc-warnings],
[AS_HELP_STRING([--enable-gcc-warnings],
- [turn on lots of GCC warnings. This is intended for
+ [turn on lots of GCC warnings/errors. This is intended for
developers, and may generate false alarms when used
with older or non-GNU development tools.])],
[case $enableval in
@@ -725,23 +747,12 @@ else
# .
nw="$nw -Wshadow"
+ # Emacs's use of alloca inhibits protecting the stack.
+ nw="$nw -Wstack-protector"
+
# The following line should be removable at some point.
nw="$nw -Wsuggest-attribute=pure"
- AC_MSG_CHECKING([whether to use -Wstack-protector])
- AC_PREPROC_IFELSE(
- [AC_LANG_PROGRAM(
- [[#if (1 <= __LONG_MAX__ >> 31 >> 31 \
- && 4 < __GNUC__ + (7 < __GNUC_MINOR__ + (2 <= __GNUC_PATCHLEVEL__)))
- /* OK */
- #else
- #error "Not GCC, or GCC before 4.7.2, or 'long int' has < 64 bits."
- #endif
- ]])],
- [AC_MSG_RESULT(yes)],
- [AC_MSG_RESULT(no)
- nw="$nw -Wstack-protector"])
-
gl_MANYWARN_ALL_GCC([ws])
gl_MANYWARN_COMPLEMENT([ws], [$ws], [$nw])
for w in $ws; do
@@ -1481,8 +1492,8 @@ tmp_CPPFLAGS="$CPPFLAGS"
tmp_CFLAGS="$CFLAGS"
CPPFLAGS="$CPPFLAGS -x objective-c"
CFLAGS="$CFLAGS -x objective-c"
-TEMACS_LDFLAGS2="\${LDFLAGS}"
GNU_OBJC_CFLAGS=
+LIBS_GNUSTEP=
if test "${with_ns}" != no; then
if test "${opsys}" = darwin; then
NS_IMPL_COCOA=yes
@@ -1509,9 +1520,9 @@ if test "${with_ns}" != no; then
CPPFLAGS="$CPPFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}"
CFLAGS="$CFLAGS -I${GNUSTEP_SYSTEM_HEADERS} ${GNUSTEP_LOCAL_HEADERS}"
LDFLAGS="$LDFLAGS -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES}"
+ LIBS_GNUSTEP="-lgnustep-gui -lgnustep-base -lobjc -lpthread"
LIB_STANDARD=
START_FILES=
- TEMACS_LDFLAGS2=
dnl GNUstep defines BASE_NATIVE_OBJC_EXCEPTIONS to 0 or 1.
dnl If they had chosen to either define it or not, we could have
dnl just used AC_CHECK_DECL here.
@@ -1562,7 +1573,7 @@ fail;
fi
fi
-AC_SUBST(TEMACS_LDFLAGS2)
+AC_SUBST(LIBS_GNUSTEP)
INSTALL_ARCH_INDEP_EXTRA=install-etc
ns_self_contained=no
@@ -1605,6 +1616,8 @@ AC_SUBST(LIB_STANDARD)
HAVE_W32=no
W32_OBJ=
W32_LIBS=
+W32_RES=
+W32_RES_LINK=
if test "${with_w32}" != no; then
if test "${opsys}" != "cygwin"; then
AC_MSG_ERROR([Using w32 with an autotools build is only supported for Cygwin.])
@@ -1613,13 +1626,21 @@ if test "${with_w32}" != no; then
[AC_MSG_ERROR([`--with-w32' was specified, but windows.h
cannot be found.])])
AC_DEFINE(HAVE_NTGUI, 1, [Define to use native MS Windows GUI.])
+ AC_CHECK_TOOL(WINDRES, [windres],
+ [AC_MSG_ERROR([No resource compiler found.])])
W32_OBJ="w32fns.o w32menu.o w32reg.o w32font.o w32term.o"
W32_OBJ="$W32_OBJ w32xfns.o w32select.o w32uniscribe.o"
W32_LIBS="$W32_LIBS -lkernel32 -luser32 -lgdi32 -lole32 -lcomdlg32"
W32_LIBS="$W32_LIBS -lusp10 -lcomctl32 -lwinspool"
+ W32_RES="emacs.res"
+ # Tell the linker that emacs.res is an object (which we compile from
+ # the rc file), not a linker script.
+ W32_RES_LINK="-Wl,-bpe-i386 -Wl,emacs.res"
fi
AC_SUBST(W32_OBJ)
AC_SUBST(W32_LIBS)
+AC_SUBST(W32_RES)
+AC_SUBST(W32_RES_LINK)
if test "${HAVE_W32}" = "yes"; then
window_system=w32
@@ -1992,6 +2013,9 @@ if test "${with_gtk3}" = "yes" || test "${with_gtk}" = "yes" || test "$USE_X_TOO
GTK_OBJ=emacsgtkfixed.o
term_header=gtkutil.h
USE_GTK_TOOLKIT="GTK3"
+ if test "x$ac_enable_gtk_deprecation_warnings" = x; then
+ GTK_CFLAGS="$GTK_CFLAGS -DGDK_DISABLE_DEPRECATION_WARNINGS"
+ fi
else
check_gtk2=yes
gtk3_pkg_errors="$GTK_PKG_ERRORS "
@@ -2067,6 +2091,23 @@ if test "${HAVE_GTK}" = "yes"; then
AC_CHECK_FUNCS(gtk_file_selection_new)
fi
+ dnl Same as above for gtk_handle_box.
+ HAVE_GTK_HANDLE_BOX=no
+ AC_CHECK_DECL(GTK_TYPE_HANDLE_BOX, HAVE_GTK_HANDLE_BOX=yes,
+ HAVE_GTK_HANDLE_BOX=no, [AC_INCLUDES_DEFAULT
+#include ])
+ if test "$HAVE_GTK_HANDLE_BOX" = yes; then
+ AC_CHECK_FUNCS(gtk_handle_box_new)
+ fi
+
+ dnl Same as above for gtk_tearoff_menu_item.
+ HAVE_GTK_TEAROFF_MENU_ITEM=no
+ AC_CHECK_DECL(GTK_TYPE_TEAROFF_MENU_ITEM, HAVE_GTK_TEAROFF_MENU_ITEM=yes,
+ HAVE_GTK_TEAROFF_MENU_ITEM=no, [AC_INCLUDES_DEFAULT
+#include ])
+ if test "$HAVE_GTK_TEAROFF_MENU_ITEM" = yes; then
+ AC_CHECK_FUNCS(gtk_tearoff_menu_item_new)
+ fi
dnl Check for functions introduced in 2.14 and later.
AC_CHECK_FUNCS(gtk_widget_get_window gtk_widget_set_has_window \
@@ -2175,6 +2216,34 @@ fi
AC_SUBST(LIBGNUTLS_LIBS)
AC_SUBST(LIBGNUTLS_CFLAGS)
+dnl inotify is only available on GNU/Linux.
+if test "${with_inotify}" = "yes"; then
+ AC_CHECK_HEADERS(sys/inotify.h)
+ if test "$ac_cv_header_sys_inotify_h" = yes ; then
+ AC_CHECK_FUNC(inotify_init1)
+ fi
+fi
+if test "$ac_cv_func_inotify_init1" = yes; then
+ AC_DEFINE(HAVE_INOTIFY, 1, [Define to 1 to use inotify.])
+fi
+
+dnl POSIX ACL support: provided by libacl on GNU/Linux, by libc on FreeBSD.
+HAVE_POSIX_ACL=no
+LIBACL_LIBS=
+if test "${with_acl}" = "yes"; then
+ AC_CHECK_LIB([acl], [acl_set_file], HAVE_POSIX_ACL=yes, HAVE_POSIX_ACL=no)
+ if test "$HAVE_POSIX_ACL" = yes; then
+ AC_DEFINE(HAVE_POSIX_ACL, 1, [Define to 1 if using POSIX ACL support.])
+ LIBACL_LIBS=-lacl
+ else
+ AC_CHECK_FUNC(acl_set_file, HAVE_POSIX_ACL=yes, HAVE_POSIX_ACL=no)
+ if test "$HAVE_POSIX_ACL" = yes; then
+ AC_DEFINE(HAVE_POSIX_ACL, 1, [Define to 1 if using POSIX ACL support.])
+ fi
+ fi
+fi
+AC_SUBST(LIBACL_LIBS)
+
dnl Do not put whitespace before the #include statements below.
dnl Older compilers (eg sunos4 cc) choke on it.
HAVE_XAW3D=no
@@ -3644,7 +3713,7 @@ AH_TEMPLATE(SIGNALS_VIA_CHARACTERS, [Make process_send_signal work by
case $opsys in
dnl Perry Smith says this is correct for AIX.
dnl thomas@mathematik.uni-bremen.de says this is needed for IRIX.
- aix4-2 | cygwin | gnu | irix6-5 | freebsd | netbsd | openbsd )
+ aix4-2 | cygwin | gnu | irix6-5 | freebsd | netbsd | openbsd | darwin )
AC_DEFINE(SIGNALS_VIA_CHARACTERS, 1)
;;
@@ -3681,6 +3750,11 @@ case $opsys in
AC_DEFINE(DATA_START, [({ extern int data_start; (char *) &data_start; })])
;;
+ aix*)
+ dnl This works with 32-bit executables; Emacs doesn't support 64-bit.
+ AC_DEFINE(DATA_START, [0x20000000])
+ AC_DEFINE(DATA_SEG_BITS, [0x20000000])
+ ;;
hpux*)
dnl The data segment on this machine always starts at address 0x40000000.
AC_DEFINE(DATA_START, [0x40000000])
@@ -3720,22 +3794,13 @@ case $opsys in
esac
-dnl These won't be used automatically yet. We also need to know, at least,
+dnl This won't be used automatically yet. We also need to know, at least,
dnl that the stack is continuous.
AH_TEMPLATE(GC_SETJMP_WORKS, [Define if setjmp is known to save all
registers relevant for conservative garbage collection in the jmp_buf.])
-AH_TEMPLATE(GC_MARK_STACK, [Define to GC_USE_GCPROS_AS_BEFORE if
- conservative garbage collection is not known to work.])
-
case $opsys in
- aix4-2 | hpux* | unixware)
- dnl Conservative garbage collection has not been tested, so for now
- dnl play it safe and stick with the old-fashioned way of marking.
- AC_DEFINE(GC_MARK_STACK, [GC_USE_GCPROS_AS_BEFORE])
- ;;
-
dnl Not all the architectures are tested, but there are Debian packages
dnl for SCM and/or Guile on them, so the technique must work. See also
dnl comments in alloc.c concerning setjmp and gcc.
@@ -3750,8 +3815,7 @@ case $opsys in
#else
# error "setjmp not known to work on this arch"
#endif
- ]], [[]])], AC_DEFINE(GC_SETJMP_WORKS, 1),
- AC_DEFINE(GC_MARK_STACK, [GC_USE_GCPROS_AS_BEFORE]) )
+ ]], [[]])], AC_DEFINE(GC_SETJMP_WORKS, 1))
;;
esac
@@ -3819,7 +3883,6 @@ esac
dnl Define symbols to identify the version of Unix this is.
dnl Define all the symbols that apply correctly.
-AH_TEMPLATE(BSD4_2, [Define if the system is compatible with BSD 4.2.])
AH_TEMPLATE(BSD_SYSTEM, [Define if the system is compatible with BSD 4.2.])
AH_TEMPLATE(DOS_NT, [Define if the system is MS DOS or MS Windows.])
AH_TEMPLATE(MSDOS, [Define if the system is MS DOS.])
@@ -3845,7 +3908,6 @@ case $opsys in
darwin)
dnl BSD4_3 and BSD4_4 are already defined in sys/param.h.
- AC_DEFINE(BSD4_2, [])
AC_DEFINE(BSD_SYSTEM, [])
dnl More specific than the above two. We cannot use __APPLE__ as this
dnl may not be defined on non-OSX Darwin, and we cannot define DARWIN
@@ -3855,7 +3917,6 @@ case $opsys in
;;
freebsd)
- AC_DEFINE(BSD4_2, [])
dnl Hack to avoid calling AC_PREPROC_IFELSE multiple times.
dnl Would not be needed with autoconf >= 2.67, where the
dnl preprocessed output is accessible in "conftest.i".
@@ -3863,7 +3924,6 @@ case $opsys in
;;
gnu | netbsd | openbsd )
- AC_DEFINE(BSD4_2, [])
AC_PREPROC_IFELSE([AC_LANG_PROGRAM([[
#ifndef BSD_SYSTEM
# error "BSD_SYSTEM not defined"
@@ -3988,7 +4048,7 @@ fi
version=$PACKAGE_VERSION
-copyright="Copyright (C) 2012 Free Software Foundation, Inc."
+copyright="Copyright (C) 2013 Free Software Foundation, Inc."
AC_DEFINE_UNQUOTED(COPYRIGHT, ["$copyright"],
[Short copyright string for this version of Emacs.])
AC_SUBST(copyright)
@@ -4043,7 +4103,9 @@ fi
AC_DEFINE_UNQUOTED(EMACS_CONFIGURATION, "${canonical}",
[Define to the canonical Emacs configuration name.])
-AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${ac_configure_args}",
+dnl Replace any embedded " characters (bug#13274).
+emacs_config_options=`echo "$emacs_config_options " | sed -e 's/--no-create //' -e 's/--no-recursion //' -e 's/ *$//' -e "s/\"/'/g"`
+AC_DEFINE_UNQUOTED(EMACS_CONFIG_OPTIONS, "${emacs_config_options}",
[Define to the options passed to configure.])
AH_TEMPLATE(config_opsysfile, [Some platforms that do not use configure
define this to include extra configuration information.])
@@ -4257,10 +4319,6 @@ case "$opsys" in
*) LD_SWITCH_SYSTEM_TEMACS= ;;
esac
-if test "$NS_IMPL_GNUSTEP" = "yes"; then
- LD_SWITCH_SYSTEM_TEMACS="${LD_SWITCH_SYSTEM_TEMACS} -L${GNUSTEP_SYSTEM_LIBRARIES} ${GNUSTEP_LOCAL_LIBRARIES} -lgnustep-gui -lgnustep-base -lobjc -lpthread"
-fi
-
AC_SUBST(LD_SWITCH_SYSTEM_TEMACS)
@@ -4355,7 +4413,7 @@ AC_SUBST(WINDOW_SYSTEM_OBJ)
AH_TOP([/* GNU Emacs site configuration template file.
-Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2012
+Copyright (C) 1988, 1993-1994, 1999-2002, 2004-2013
Free Software Foundation, Inc.
This file is part of GNU Emacs.