dnl autoconf
dnl in the directory containing this script.
dnl
-dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+dnl Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
dnl Free Software Foundation, Inc.
dnl
dnl This file is part of GNU Emacs.
case "${canonical}" in
alpha*-*-freebsd*) machine=alpha ;;
i[3456]86-*-freebsd*) machine=intel386 ;;
+ amd64-*-freebsd*|x86_64-*-freebsd*) machine=amdx86-64 ;;
esac
;;
machine=intel386
case "${canonical}" in
*-cygwin ) opsys=cygwin ;;
- *-darwin ) opsys=darwin
+ *-darwin* ) opsys=darwin
CPP="${CC-cc} -E -no-cpp-precomp"
;;
*-isc1.* | *-isc2.[01]* ) opsys=386-ix ;;
CC="$CC $NON_GCC_TEST_OPTIONS"
fi
+dnl checks for Unix variants
+AC_AIX
+AC_GNU_SOURCE
+
+### Use -Wno-pointer-sign if the compiler supports it
+AC_MSG_CHECKING([whether gcc understands -Wno-pointer-sign])
+SAVE_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -Wno-pointer-sign"
+AC_TRY_COMPILE([], [], has_option=yes, has_option=no,)
+if test $has_option = yes; then
+ C_WARNINGS_SWITCH="-Wno-pointer-sign $C_WARNINGS_SWITCH"
+fi
+AC_MSG_RESULT($has_option)
+CFLAGS="$SAVE_CFLAGS"
+unset has_option
+unset SAVE_CFLAGS
+
#### Some other nice autoconf tests.
dnl checks for programs
AC_PATH_PROG(INSTALL_INFO, install-info)
AC_PATH_PROG(INSTALL_INFO, install-info,, /usr/sbin)
AC_PATH_PROG(INSTALL_INFO, install-info,:, /sbin)
+dnl Don't use GZIP, which is used by gzip for additional parameters.
+AC_PATH_PROG(GZIP_PROG, gzip)
dnl Add our options to ac_link now, after it is set up.
LDFLAGS=$late_LDFLAGS
[AC_MSG_RESULT(no)])
-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
#endif
#endif
+#ifndef C_WARNINGS_SWITCH
+#define C_WARNINGS_SWITCH ${C_WARNINGS_SWITCH}
+#endif
+
#ifndef LD_SWITCH_MACHINE
#define LD_SWITCH_MACHINE
#endif
/* Get the CFLAGS for real compilation. */
#ifdef __GNUC__
-configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH '${SPECIFIED_CFLAGS}'
+configure___ REAL_CFLAGS=C_DEBUG_SWITCH C_OPTIMIZE_SWITCH C_WARNINGS_SWITCH '${SPECIFIED_CFLAGS}'
#else
configure___ REAL_CFLAGS=C_DEBUG_SWITCH '${SPECIFIED_CFLAGS}'
#endif
dnl For AC_FUNC_GETLOADAVG, at least:
AC_CONFIG_LIBOBJ_DIR(src)
-AC_GNU_SOURCE
-
dnl Do this early because it can frob feature test macros for Unix-98 &c.
AC_SYS_LARGEFILE
fi
fi
+HAVE_CARBON=no
+if test "${with_carbon}" != no; then
+ AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
+fi
+if test "${window_system}" = x11 && test "${HAVE_CARBON}" = yes; then
+ if test "${with_carbon+set}" != set \
+ && test "${carbon_appdir_x+set}" != set; then
+ HAVE_CARBON=no
+ fi
+fi
+if test "${HAVE_CARBON}" = yes; then
+ window_system=mac
+fi
+
case "${window_system}" in
x11 )
HAVE_X_WINDOWS=yes
* ) USE_X_TOOLKIT=maybe ;;
esac
;;
- none )
+ mac | none )
HAVE_X_WINDOWS=no
HAVE_X11=no
USE_X_TOOLKIT=none
esac
fi
-HAVE_CARBON=no
-if test "${HAVE_X11}" != "yes"; then
- if test "${with_carbon}" != "no"; then
- AC_CHECK_HEADER(Carbon/Carbon.h, HAVE_CARBON=yes)
- fi
-fi
-
### Compute the unexec source name from the object name.
UNEXEC_SRC="`echo ${unexec} | sed 's/\.o/.c/'`"
if test "$USE_X_TOOLKIT" != "none" && test "$USE_X_TOOLKIT" != "maybe"; then
AC_MSG_ERROR([Conflicting options, --with-gtk is incompatible with --with-x-toolkit=${with_x_toolkit}]);
fi
- GLIB_REQUIRED=2.0.1
- GTK_REQUIRED=2.0.1
+ GLIB_REQUIRED=2.4
+ GTK_REQUIRED=2.4
GTK_MODULES="gtk+-2.0 >= $GTK_REQUIRED glib-2.0 >= $GLIB_REQUIRED"
dnl Check if --with-pkg-config-prog has been given.
### Use Mac OS X Carbon API to implement GUI.
if test "${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
## Specify the install directory
carbon_appdir=
if test "${carbon_appdir_x}" != ""; then