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[gtk+] Clean autotools configuration a bit

commit 9e630dc17d411055c82eda3f136a1e122e7c77a3
Author: Javier Jardón <jjardon gnome org>
Date:   Wed May 12 18:28:25 2010 +0200

    Clean autotools configuration a bit
    
    New requirements:
    automake >= 1.10
    libtool >= 2.2

 Makefile.am  |    3 +--
 autogen.sh   |   12 +++---------
 configure.ac |   50 ++++++++++++++++++++------------------------------
 3 files changed, 24 insertions(+), 41 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index c98a801..522df65 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -4,8 +4,7 @@ include $(top_srcdir)/Makefile.decl
 SRC_SUBDIRS = gdk-pixbuf gdk gtk modules demos tests perf contrib
 SUBDIRS = po po-properties $(SRC_SUBDIRS) docs m4macros build
 
-AUTOMAKE_OPTIONS = 1.7
-ACLOCAL_AMFLAGS = -I m4
+ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
 
 EXTRA_DIST +=			\
 	HACKING			\
diff --git a/autogen.sh b/autogen.sh
index ec767e5..1c04f8d 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -19,14 +19,14 @@ if libtoolize --version < /dev/null > /dev/null 2>&1 ; then
 			 sed -e 's/^\(.*\)([^)]*)\(.*\)$/\1\2/g' \
 			     -e 's/^[^0-9]*\([0-9.][0-9.]*\).*/\1/'`
 	case $libtool_version in
-	    1.4*|1.5*|2.2*)
+	    2.2*)
 		have_libtool=true
 		;;
 	esac
 fi
 if $have_libtool ; then : ; else
 	echo
-	echo "You must have libtool 1.4 installed to compile $PROJECT."
+	echo "You must have libtool 2.2 installed to compile $PROJECT."
 	echo "Install the appropriate package for your distribution,"
 	echo "or get the source tarball at http://ftp.gnu.org/gnu/libtool/";
 	DIE=1
@@ -54,18 +54,14 @@ if automake-1.11 --version < /dev/null > /dev/null 2>&1 ; then
 else if automake-1.10 --version < /dev/null > /dev/null 2>&1 ; then
     AUTOMAKE=automake-1.10
     ACLOCAL=aclocal-1.10
-else if automake-1.7 --version < /dev/null > /dev/null 2>&1 ; then
-    AUTOMAKE=automake-1.7
-    ACLOCAL=aclocal-1.7
 else
 	echo
-	echo "You must have automake 1.7.x, 1,10.x or 1.11.x installed to compile $PROJECT."
+	echo "You must have automake 1,10.x or 1.11.x installed to compile $PROJECT."
 	echo "Install the appropriate package for your distribution,"
 	echo "or get the source tarball at http://ftp.gnu.org/gnu/automake/";
 	DIE=1
 fi
 fi
-fi
 
 if test "$DIE" -eq 1; then
 	exit 1
@@ -109,8 +105,6 @@ rm -rf autom4te.cache
 # regenerated from their corresponding *.in files by ./configure anyway.
 touch README INSTALL
 
-$ACLOCAL -I m4 $ACLOCAL_FLAGS || exit $?
-
 libtoolize --force || exit $?
 gtkdocize || exit $?
 
diff --git a/configure.ac b/configure.ac
index 092961f..dbe800b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 # Process this file with autoconf to produce a configure script.
 # require autoconf 2.54
-AC_PREREQ(2.62)
+AC_PREREQ([2.62])
 
 # Making releases:
 #   GTK_MICRO_VERSION += 1;
@@ -41,15 +41,15 @@ AC_INIT([gtk+], [gtk_version],
         [http://bugzilla.gnome.org/enter_bug.cgi?product=gtk%2B],
 	[gtk+])
 
+AC_CONFIG_HEADER([config.h])
 AC_CONFIG_SRCDIR([gdk/gdktypes.h])
-
 AC_CONFIG_MACRO_DIR([m4])
 
 # Save this value here, since automake will set cflags later
 cflags_set=${CFLAGS+set}
 
-AM_INIT_AUTOMAKE([no-define -Wno-portability dist-bzip2])
-AM_CONFIG_HEADER(config.h)
+AM_INIT_AUTOMAKE([1.10 no-define -Wno-portability dist-bzip2])
+AM_MAINTAINER_MODE([enable])
 
 # Support silent build rules, requires at least automake-1.11. Enable
 # by either passing --enable-silent-rules to configure or passing V=0
@@ -120,6 +120,14 @@ AC_SUBST(GDK_PIXBUF_MINOR)
 AC_SUBST(GDK_PIXBUF_MICRO)
 AC_SUBST(GDK_PIXBUF_VERSION)
 
+# Checks for programs.
+AC_PROG_CC
+AC_PROG_CC_C_O
+AC_PROG_CC_STDC
+AC_PROG_INSTALL
+AC_PROG_MAKE_SET
+
+
 GETTEXT_PACKAGE=gtk30
 AC_SUBST(GETTEXT_PACKAGE)
 AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GETTEXT_PACKAGE",
@@ -158,17 +166,12 @@ case $host in
     ;;
 esac
 
-dnl Initialize libtool
-AC_PROG_CC
-AM_DISABLE_STATIC
-
 dnl
 dnl Check for a working C++ compiler, but do not bail out, if none is found.
 dnl We use this for an automated test for C++ header correctness.
 dnl
 AC_CHECK_TOOLS(CXX, [$CCC c++ g++ gcc CC cxx cc++ cl], gcc)
-AC_LANG_SAVE
-AC_LANG_CPLUSPLUS
+AC_LANG_PUSH([C++])
 
 AC_TRY_COMPILE(,[class a { int b; } c;], ,CXX=)
 AM_CONDITIONAL(HAVE_CXX, test "$CXX" != "")
@@ -178,7 +181,7 @@ CXXFLAGS="$CXXFLAGS -x objective-c++"
 AC_TRY_COMPILE([ interface Foo @end],,OBJC=yes,OBJC=no)
 AM_CONDITIONAL(HAVE_OBJC, test "$OBJC" = "yes")
 CXXFLAGS="$gtk_save_cxxflags"
-AC_LANG_RESTORE
+AC_LANG_POP([C++])
 
 if test "$os_win32" = "yes"; then
   if test x$enable_static = xyes -o x$enable_static = x; then
@@ -191,11 +194,11 @@ if test "$os_win32" = "yes"; then
   enable_shared=yes
 fi
 
-AC_LIBTOOL_WIN32_DLL
-AM_PROG_LIBTOOL
-dnl when using libtool 2.x create libtool early, because it's used in configure
-m4_ifdef([LT_OUTPUT], [LT_OUTPUT])
-
+dnl Initialize libtool
+LT_PREREQ([2.2.6])
+LT_INIT([disable-static win32-dll])
+# Create libtool early, because it's used in configure
+LT_OUTPUT
 
 # Make sure we use 64-bit versions of various file stuff.
 AC_SYS_LARGEFILE
@@ -203,9 +206,6 @@ AC_SYS_LARGEFILE
 AM_PROG_AS
 AC_PATH_PROG(NM, nm, nm)
 
-dnl Initialize maintainer mode
-AM_MAINTAINER_MODE
-
 AC_MSG_CHECKING([for some Win32 platform])
 case "$host" in
   *-*-mingw*|*-*-cygwin*)
@@ -257,7 +257,7 @@ AC_ARG_ENABLE(rebuilds,
               [enable_rebuilds=yes])
 AC_ARG_ENABLE(visibility,
               [AC_HELP_STRING([--disable-visibility],
-                              [don't use ELF visibility attributes])],,
+                              [do not use ELF visibility attributes])],,
               [enable_visibility=yes])
 
 AC_ARG_WITH(xinput,
@@ -308,13 +308,6 @@ AC_DEFINE_UNQUOTED(GTK_COMPILED_WITH_DEBUGGING, "${enable_debug}",
 # Build time sanity check...
 AM_SANITY_CHECK
 
-# Checks for programs.
-AC_ISC_POSIX
-AM_PROG_CC_STDC
-AM_PROG_CC_C_O
-AC_PROG_INSTALL
-AC_PROG_MAKE_SET
-
 changequote(,)dnl
 if test "x$GCC" = "xyes"; then
   case " $CFLAGS " in
@@ -373,9 +366,6 @@ if test x"$os_win32" = xyes; then
   fi
 fi
 
-# Honor aclocal flags
-ACLOCAL="$ACLOCAL $ACLOCAL_FLAGS"
-
 ## Initial sanity check, done here so that users get told they
 ## have the wrong dependencies as early in the process as possible.
 ## Later on we actually use the cflags/libs from separate pkg-config
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