AC_PREREQ(2.52)

AC_INIT
AC_CANONICAL_TARGET

dnl when going to/from release please set the nano (fourth number) right !
dnl releases only do Wall, cvs and prerelease does Werror too
AS_VERSION(gstreamer, GST_VERSION, 0, 9, 2, 1,
    GST_CVS="no", GST_CVS="yes")

dnl AM_MAINTAINER_MODE only provides the option to configure to enable it
AM_MAINTAINER_MODE
AM_INIT_AUTOMAKE($PACKAGE,$VERSION)

dnl our libraries and install dirs use major.minor as a version
GST_MAJORMINOR=$GST_VERSION_MAJOR.$GST_VERSION_MINOR
dnl we override it here for release candidates for a new series
# GST_MAJORMINOR=0.9
AC_SUBST(GST_MAJORMINOR)

AC_PROG_CC
dnl For interactive UNIX (a Sun thing)
AC_ISC_POSIX

dnl CURRENT, REVISION, AGE
dnl - library source changed -> increment REVISION
dnl - interfaces added/removed/changed -> increment CURRENT, REVISION = 0
dnl - interfaces added -> increment AGE
dnl - interfaces removed -> AGE = 0
AS_LIBTOOL(GST, 6, 0, 0)
AS_LIBTOOL_TAGS([])
AM_PROG_LIBTOOL

AC_CONFIG_SRCDIR([gst/gst.c])
AM_CONFIG_HEADER(config.h)

dnl Add parameters for aclocal
AC_SUBST(ACLOCAL_AMFLAGS, "-I common/m4 -I .")

AM_PROG_CC_STDC
AM_PROG_AS
AS="${CC}"

dnl the gettext stuff needed
AM_GNU_GETTEXT_VERSION(0.11.5)
AM_GNU_GETTEXT([external])

GETTEXT_PACKAGE=gstreamer-$GST_MAJORMINOR
AC_SUBST(GETTEXT_PACKAGE)
AC_DEFINE_UNQUOTED([GETTEXT_PACKAGE], "$GETTEXT_PACKAGE",
                   [gettext package name])

dnl define LOCALEDIR in config.h
AS_AC_EXPAND(LOCALEDIR, $datadir/locale)
AC_DEFINE_UNQUOTED([LOCALEDIR], "$LOCALEDIR",
                   [gettext locale dir])

dnl define LIBDIR so we can inform people where we live
AS_AC_EXPAND(LIBDIR, $libdir)
AC_DEFINE_UNQUOTED([LIBDIR], "$LIBDIR",
                   [library dir])

GST_SET_ERROR_CFLAGS($GST_CVS)

dnl We disable static building for development, for time savings
dnl *NOTE*: dnl this line before release, so release does static too
dnl AM_DISABLE_STATIC

AC_HEADER_STDC([])
AC_C_INLINE

dnl define correct errorlevel for debugging messages. We want to have GST_ERROR
dnl messages printed when running cvs builds
if test "x$GST_CVS" = "xyes"; then
  AC_DEFINE(GST_LEVEL_DEFAULT, GST_LEVEL_ERROR, [Default errorlevel to use])
fi

dnl subsystems - can influence other decisions so needs to be high up
dnl we need to do AM_CONDITIONAL them here for automake 1.6.x compatibility
GST_CHECK_SUBSYSTEM_DISABLE(GST_DEBUG,[debugging subsystem])
AM_CONDITIONAL(GST_DISABLE_GST_DEBUG, test "x$GST_DISABLE_GST_DEBUG" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(LOADSAVE,[pipeline XML load/save])
AM_CONDITIONAL(GST_DISABLE_LOADSAVE, test "x$GST_DISABLE_LOADSAVE" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(PARSE,[command-line parser])
AM_CONDITIONAL(GST_DISABLE_PARSE, test "x$GST_DISABLE_PARSE" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(TRACE,[tracing subsystem])
AM_CONDITIONAL(GST_DISABLE_TRACE, test "x$GST_DISABLE_TRACE" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(ALLOC_TRACE,[allocation tracing])
AM_CONDITIONAL(GST_DISABLE_ALLOC_TRACE, test "x$GST_DISABLE_ALLOC_TRACE" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(REGISTRY,[plugin registry])
AM_CONDITIONAL(GST_DISABLE_REGISTRY, test "x$GST_DISABLE_REGISTRY" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(ENUMTYPES,[enum types])
AM_CONDITIONAL(GST_DISABLE_ENUMTYPES, test "x$GST_DISABLE_ENUMTYPES" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(INDEX,[index])
AM_CONDITIONAL(GST_DISABLE_INDEX, test "x$GST_DISABLE_INDEX" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(PLUGIN,[plugin])
AM_CONDITIONAL(GST_DISABLE_PLUGIN, test "x$GST_DISABLE_PLUGIN" = "xyes")
GST_CHECK_SUBSYSTEM_DISABLE(URI,[uri handlers])
AM_CONDITIONAL(GST_DISABLE_URI, test "x$GST_DISABLE_URI" = "xyes")

dnl ##############################
dnl # Do automated configuration #
dnl ##############################

dnl Check for tools:
dnl ================

dnl allow for different autotools
AS_AUTOTOOLS_ALTERNATE()

dnl modify pkg-config path
AC_ARG_WITH(pkg-config-path, 
   AC_HELP_STRING([--with-pkg-config-path],
                  [colon-separated list of pkg-config(1) dirs]),
   [export PKG_CONFIG_PATH=${withval}])

GST_ARCH()

dnl ### Documentation checks

dnl Perl is used in building documentation
AC_PATH_PROG(PERL_PATH, perl, no)
if test x$PERL_PATH = xno; then
  AC_MSG_ERROR(Could not find perl)
fi

GST_DOCBOOK_CHECK
GTK_DOC_CHECK([1.3])

AC_PROG_AWK

dnl we require bison for building the parser
dnl FIXME: check if AC_PROG_YACC is suitable here
AC_PATH_PROG(BISON_PATH, bison, no)
if test x$BISON_PATH = xno; then
  AC_MSG_ERROR(Could not find bison)
fi

dnl check bison version
AC_MSG_CHECKING([bison version])

if $BISON_PATH --version | head -n 1 | $AWK '{ if ($4 < 1.35) exit 1; else exit 0;}'; 
then 
  AC_MSG_RESULT([ok])
else 
  AC_MSG_RESULT([too old.])
  AC_MSG_ERROR([Your bison version is too old, v1.35 or later is required.])
fi

dnl we require flex for building the parser
dnl FIXME: check if AC_PROG_LEX is suitable here
AC_PATH_PROG(FLEX_PATH, flex, no)
if test x$FLEX_PATH = xno; then
  AC_MSG_ERROR(Could not find flex)
fi

dnl check for large file support (affected
dnl plugins must include config.h for this)
AC_SYS_LARGEFILE

dnl check for mmap
AC_FUNC_MMAP()

dnl check for makecontext and define HAVE_MAKECONTEXT if we have it
AC_CHECK_MCSC()
if test "$ac_cv_check_mcsc" = "yes"; then
  AC_DEFINE_UNQUOTED(HAVE_MAKECONTEXT, $HAVE_MAKECONTEXT,
                     [defined if we have makecontext ()])
fi

dnl Check for a way to display the function name in debug output
GST_CHECK_FUNCTION()

dnl check if we should use -Wa,-mregnames on PowerPC, so we can use
dnl symbolic register names in inline asm
if test x$HAVE_CPU_PPC = xyes ; then
  AS_COMPILER_FLAG(["-Wa,-mregnames"],
    [GST_INT_CFLAGS="$GST_INT_CFLAGS -Wa,-mregnames"],
    true)
fi

AC_ARG_ENABLE(gcov,
  AC_HELP_STRING([--enable-gcov],[compile with coverage profiling instrumentation (gcc only)]),
  enable_gcov=$enableval,enable_gcov=no)
if test x$enable_gcov = xyes ; then
  AS_COMPILER_FLAG(["-fprofile-arcs"],
    [GST_INT_CFLAGS="$GST_INT_CFLAGS -fprofile-arcs"],
    true)
  AS_COMPILER_FLAG(["-ftest-coverage"],
    [GST_INT_CFLAGS="$GST_INT_CFLAGS -ftest-coverage"],
    true)
  GST_INT_CFLAGS=`echo "$GST_INT_CFLAGS" | sed -e 's/-O[0-9]*//g'`

  AC_DEFINE_UNQUOTED(GST_GCOV_ENABLED, 1, [Defined if gcov is enabled to force a rebuild due to config.h changing])
fi
AM_CONDITIONAL(GST_GCOV_ENABLED, test x$enable_gcov = xyes)

dnl Check for some compiler flags that optimize our code.
if test "x$GCC" = xyes; then
  AS_COMPILER_FLAG(-fno-common,GST_INT_CFLAGS="$GST_INT_CFLAGS -fno-common",)
fi

dnl HAVE_WIN32 currently means "disable POSIXisms".
case "$host" in
  *-*-mingw*)
    AC_DEFINE_UNQUOTED(HAVE_WIN32, 1, [Defined if compiling for Windows])
    ;;
  *)
    ;;
esac

GST_UNALIGNED_ACCESS()
if test x${as_cv_unaligned_access} = xyes ; then
  GST_HAVE_UNALIGNED_ACCESS_DEFINE="#define GST_HAVE_UNALIGNED_ACCESS 1"
else
  GST_HAVE_UNALIGNED_ACCESS_DEFINE="#define GST_HAVE_UNALIGNED_ACCESS 0"
fi
AC_SUBST(GST_HAVE_UNALIGNED_ACCESS_DEFINE)

dnl Check for essential libraries first:
dnl ====================================

dnl === GLib 2 ===
dnl Minimum required version of GLib2
dnl required for compilation without warnings
GLIB2_REQ="2.4"
AC_SUBST(GLIB2_REQ)

dnl Check for glib2 with sugar on top
PKG_CHECK_MODULES(GLIB2, glib-2.0 >= $GLIB2_REQ gobject-2.0 gthread-2.0 gmodule-2.0,HAVE_GLIB2=yes,HAVE_GLIB2=no)
dnl for the poor souls who for example have glib in /usr/local
AS_SCRUB_INCLUDE(GLIB2_CFLAGS)
GLIB_LIBS=$GLIB2_LIBS
GLIB_CFLAGS=$GLIB2_CFLAGS
AC_SUBST(GLIB_LIBS)
AC_SUBST(GLIB_CFLAGS)

if test "x$HAVE_GLIB2" = "xno"; then
  AC_MSG_ERROR([GStreamer requires GLib $GLIB2_REQ to compile.])
fi

dnl Check for glib2 without extra fat, useful for the unversioned tool frontends
PKG_CHECK_MODULES(GLIB_ONLY, glib-2.0 >= $GLIB2_REQ)
AC_SUBST(GLIB_ONLY_CFLAGS)
AC_SUBST(GLIB_ONLY_LIBS)
  
dnl === libxml 2 ===
if test "x$GST_DISABLE_LOADSAVE" = "xyes" && test "x$GST_DISABLE_REGISTRY" = "xyes"
then
  AC_MSG_NOTICE([Registry and load/save are disabled, not checking for libxml2])
else
  dnl check for libxml2 with minimum req version
  GST_LIBXML2_CHECK(2.4.9)
fi

dnl popt checks
dnl FIXME: This test passes on popt 1.6.2, maybe earlier, but popt 1.6.2
dnl        causes segfaults on gst_init. Write a working test if possible.
GST_CHECK_LIBHEADER(POPT, popt, poptStrippedArgv,, popt.h, POPT_LIBS="-lpopt",
  AC_MSG_ERROR([popt 1.6.3 or newer is required to build gstreamer. You can
                download the latest version from 
                ftp://ftp.rpm.org/pub/rpm/dist/])
)
AC_MSG_NOTICE(Checking for POPT_TABLEEND)
AC_COMPILE_IFELSE([
#include <popt.h>
int main ()
{
#ifndef POPT_TABLEEND
#error
#else
  return 0;
#endif
}
],, [
  dnl it failed
  AC_MSG_ERROR([popt 1.6.3 or newer is required to build gstreamer. You can
                download the latest version from 
                ftp://ftp.rpm.org/pub/rpm/dist/])
])
AC_SUBST(POPT_CFLAGS)
AC_SUBST(POPT_LIBS)

dnl Check for ucontext.h
AC_CHECK_HEADER(ucontext.h, AC_DEFINE(HAVE_UCONTEXT_H, 1, [defined if we have ucontext.h]))

dnl check for "check", unit testing library/header
AM_PATH_CHECK(0.9.2, HAVE_CHECK=yes, HAVE_CHECK=no)
AM_CONDITIONAL(HAVE_CHECK, test "x$HAVE_CHECK" = "xyes")

dnl ######################################################################
dnl # Check command line parameters, and set shell variables accordingly #
dnl ######################################################################

dnl FIXME: simplify all this down using a few m4 macros

AC_ARG_ENABLE(fast-stack-trash,
AC_HELP_STRING([--enable-fast-stack-trash],[use fast memory allocator (i586 or above)]),
[case "${enableval}" in
  yes) USE_FAST_STACK_TRASH=yes;;
  noset) USE_FAST_STACK_TRASH=no;;
  no)  USE_FAST_STACK_TRASH=no;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-atomic) ;;
esac], 
[USE_FAST_STACK_TRASH=yes]) dnl Default value

AC_ARG_ENABLE(plugin-builddir,
AC_HELP_STRING([--enable-plugin-builddir],[allow tests/demos to use non-installed plugins]),
[case "${enableval}" in
  yes) PLUGINS_USE_BUILDDIR=yes ;;
  no)  PLUGINS_USE_BUILDDIR=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-plugin-builddir) ;;
esac], 
[PLUGINS_USE_BUILDDIR=no]) dnl Default value

AC_ARG_ENABLE(profiling,
AC_HELP_STRING([--enable-profiling],[adds -pg to compiler commandline, for profiling]),
[case "${enableval}" in
  yes) USE_PROFILING=yes ;;
  no)  USE_PROFILING=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-profiling) ;;
esac], 
[USE_PROFILING=no]) dnl Default value

dnl use a cache dir for storing element registry info.
dnl default to building registry in the source tree if we are enabling plugin build dir
if test "x$PLUGINS_USE_BUILDDIR" = "xyes"; then
  GST_CACHE_DIR=`pwd`
else
  dnl ${localstatedir} points to PREFIX/var
  GST_CACHE_DIR=${localstatedir}/cache/gstreamer-$GST_MAJORMINOR
fi
AC_ARG_WITH(cachedir,
AC_HELP_STRING([--with-cachedir],[specify path to use for plugin and command completion registries]),
[case "${withval}" in
  yes) AC_MSG_ERROR(bad value ${withval} for --with-cachedir) ;;
  no) AC_MSG_ERROR(bad value ${withval} for --with-cachedir) ;;
  *) GST_CACHE_DIR="${withval}" ;;
esac], 
[:]) dnl Default value

AS_AC_EXPAND(GST_CACHE_DIR, $GST_CACHE_DIR)
AC_DEFINE_UNQUOTED(GST_CACHE_DIR, "$GST_CACHE_DIR", [Location of registry])
AC_MSG_NOTICE(Using $GST_CACHE_DIR as registry cache dir)

dnl building of tests
AC_ARG_ENABLE(tests,
AC_HELP_STRING([--disable-tests],[disable building test apps]),
[case "${enableval}" in
  yes) BUILD_TESTS=yes ;;
  no)  BUILD_TESTS=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --disable-tests) ;;
esac], 
[BUILD_TESTS=yes]) dnl Default value
AM_CONDITIONAL(BUILD_TESTS,         test "x$BUILD_TESTS" = "xyes")

dnl tests known to fail
AC_ARG_ENABLE(failing-tests,
AC_HELP_STRING([--disable-failing-tests],[disable building tests known to fail]),
[case "${enableval}" in
  yes) BUILD_FAILING_TESTS=yes ;;
  no)  BUILD_FAILING_TESTS=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --disable-failing-tests) ;;
esac], 
[BUILD_FAILING_TESTS=no]) dnl Default value
AM_CONDITIONAL(BUILD_FAILING_TESTS, test "x$BUILD_FAILING_TESTS" = "xyes")
if test x$BUILD_FAILING_TESTS = xyes; then
  AC_MSG_WARN([building tests known to fail, use --disable-failing-tests to disable])
else
  AC_MSG_WARN([Sissy ! By asking to not build the tests known to fail, you hereby waive your right to customer support.  If you do not agree with this EULA, please press Ctrl-C before the next line is printed.  By allowing the next line to be printed, you expressly acknowledge your acceptance of this EULA.])
fi

AC_ARG_ENABLE(examples,
AC_HELP_STRING([--disable-examples],[disable building examples]),
[case "${enableval}" in
  yes) BUILD_EXAMPLES=yes ;;
  no)  BUILD_EXAMPLES=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --disable-examples) ;;
esac], 
[BUILD_EXAMPLES=yes]) dnl Default value
AM_CONDITIONAL(BUILD_EXAMPLES,      test "x$BUILD_EXAMPLES" = "xyes")

dnl poison destroyed objects
AC_ARG_ENABLE(poisoning,
AC_HELP_STRING([--enable-poisoning],[enable poisoning of deallocated objects]),
[case "${enableval}" in
  yes) USE_POISONING=yes ;;
  no)  USE_POISONING=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-poisoning) ;;
esac], 
[USE_POISONING=no]) dnl Default value

dnl Next, check for the optional components:
dnl ========================================

dnl debugging stuff
AC_ARG_ENABLE(debug,
AC_HELP_STRING([--disable-debug],[disable addition of -g debugging info]),
[case "${enableval}" in
  yes) USE_DEBUG=yes ;;
  no)  USE_DEBUG=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-debug) ;;
esac],
[USE_DEBUG=yes]) dnl Default value

dnl valgrind inclusion
AC_ARG_ENABLE(valgrind,
AC_HELP_STRING([--disable-valgrind],[disable run-time valgrind detection]),
[case "${enableval}" in
  yes) USE_VALGRIND="$USE_DEBUG" ;;
  no)  USE_VALGRIND=no ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-valgrind) ;;
esac],
[USE_VALGRIND="$USE_DEBUG"]) dnl Default value
VALGRIND_REQ="2.1"
if test "x$USE_VALGRIND" = xyes; then

  PKG_CHECK_MODULES(VALGRIND, valgrind > $VALGRIND_REQ, USE_VALGRIND="yes", USE_VALGRIND="no")
fi
if test "x$USE_VALGRIND" = xyes; then
  AC_DEFINE(HAVE_VALGRIND, 1, [Define if valgrind should be used])
  AC_MSG_NOTICE(Using extra code paths for valgrind)
fi
AC_SUBST(VALGRIND_CFLAGS)
AC_SUBST(VALGRIND_LIBS)

AC_PATH_PROG(VALGRIND_PATH, valgrind, no)
AM_CONDITIONAL(HAVE_VALGRIND, test ! "x$VALGRIND_PATH" = "xno")

dnl ################################################
dnl # Set defines according to variables set above #
dnl ################################################


dnl These should be "USE_*" instead of "HAVE_*", but some packages expect
dnl HAVE_ and it is likely to be easier to stick with the old name
if test "x$USE_FAST_STACK_TRASH" = xyes; then
  AC_DEFINE(USE_FAST_STACK_TRASH, 1, [Define if we should use i586 optimized stack functions])
fi

if test "x$USE_POISONING" = xyes; then
  AC_DEFINE(USE_POISONING, 1, [Define if we should poison deallocated memory])
fi

dnl test for sigaction()
AC_CHECK_FUNC(sigaction,
   AC_DEFINE(HAVE_SIGACTION, 1,
             [Defined if we have sigaction ()]))

dnl test for register_printf_function
AC_CHECK_FUNC(register_printf_function,
  [
    GST_PRINTF_EXTENSION_FORMAT_DEFINE="#define GST_PTR_FORMAT \"P\""
    AC_DEFINE(HAVE_PRINTF_EXTENSION, 1,
             [Defined if we have register_printf_function ()])
  ],
  GST_PRINTF_EXTENSION_FORMAT_DEFINE="#define GST_PTR_FORMAT \"p\""
)
AC_SUBST(GST_PRINTF_EXTENSION_FORMAT_DEFINE)

dnl test if we have dladdr(); we use it for debugging
save_cflags="$CFLAGS"
CFLAGS="$CFLAGS -D_GNU_SOURCE"
AC_CHECK_LIB(dl, dladdr,
   AC_DEFINE(HAVE_DLADDR, 1,
             [Defined if we have dladdr ()]))
CFLAGS="$save_cflags"

if test "x$PLUGINS_USE_BUILDDIR" = xyes; then
  AC_DEFINE(PLUGINS_USE_BUILDDIR, 1, [Define if plugins should be loaded from the build tree - only developers should use this])
fi

if test "x$USE_DEBUG" = xyes; then
   GST_INT_CFLAGS="$GST_INT_CFLAGS -g"
fi

dnl #############################
dnl # Set automake conditionals #
dnl #############################

dnl These should be "USE_*" instead of "HAVE_*", but some packages expect
dnl HAVE_ and it is likely to be easier to stick with the old name
AM_CONDITIONAL(EXPERIMENTAL,        test "x$EXPERIMENTAL" = "yes")
AM_CONDITIONAL(BROKEN,              test "x$BROKEN" = "yes")
AM_CONDITIONAL(PLUGINS_USE_BUILDDIR,  test "x$PLUGINS_USE_BUILDDIR" = "xyes")


dnl ############################
dnl # Set up some more defines #
dnl ############################

dnl set license and copyright notice
AC_DEFINE(GST_LICENSE, "LGPL", [GStreamer license])

dnl package name in plugins
AC_ARG_WITH(package-name,
AC_HELP_STRING([--with-package-name],[specify package name to use in plugins]),
[case "${withval}" in
  yes) AC_MSG_ERROR(bad value ${withval} for --with-package-name) ;;
  no) AC_MSG_ERROR(bad value ${withval} for --with-package-name) ;;
  *) GST_PACKAGE="${withval}" ;;
esac], 
[
dnl default value
if test "x$GST_CVS" = "xyes"
then
  dnl nano >= 1
  GST_PACKAGE="GStreamer CVS/prerelease"
else
  GST_PACKAGE="GStreamer source release"
fi
]
)
AC_MSG_NOTICE(Using $GST_PACKAGE as package name)
AC_DEFINE_UNQUOTED(GST_PACKAGE, "$GST_PACKAGE", [package name in plugins])

dnl package origin URL
AC_ARG_WITH(package-origin,
AC_HELP_STRING([--with-package-origin],[specify package origin URL to use in plugins]),
[case "${withval}" in
  yes) AC_MSG_ERROR(bad value ${withval} for --with-package-origin) ;;
  no) AC_MSG_ERROR(bad value ${withval} for --with-package-origin) ;;
  *) GST_ORIGIN="${withval}" ;;
esac], 
[GST_ORIGIN="http://gstreamer.freedesktop.org/"]) dnl Default value
AC_MSG_NOTICE(Using $GST_ORIGIN as package origin)
AC_DEFINE_UNQUOTED(GST_ORIGIN, "$GST_ORIGIN", [package origin])

dnl Set location of plugin directory
AS_AC_EXPAND(PLUGINS_DIR, ${libdir}/gstreamer-$GST_MAJORMINOR)
AC_DEFINE_UNQUOTED(PLUGINS_DIR, "$PLUGINS_DIR", [Define the plugin directory])
AC_SUBST(PLUGINS_DIR)
AC_MSG_NOTICE([Using $PLUGINS_DIR as the plugin install location])

dnl Set location of uninstalled plugin directory
PLUGINS_BUILDDIR=`pwd`
AC_DEFINE_UNQUOTED(PLUGINS_BUILDDIR, "$PLUGINS_BUILDDIR", [Define the uninstalled plugin directory])
AC_SUBST(PLUGINS_BUILDDIR)

dnl LDFLAGS modifier defining exported symbols from built objects
EXPORT_LDFLAGS="-export-symbols-regex [_]*\(gst_\|Gst\|GST_\).*"

dnl GST_PKG_*:    the flags we use that are also used
dnl               for external applications/.pc file
dnl GST_LIB_*:    used for the main library
dnl GST_OBJ_*:    the flags we use for all the objects internal to the core
dnl GST_PLUGIN_*: additional flags we use for all plugins

dnl finalize _CFLAGS and _LIBS
dnl flags exported for external applications and use in our pkg-config .pc files
dnl since glib and xml are package deps, there's no need to include their cflags
dnl in the pkg-config file

GST_PKG_DEPS="glib-2.0, gobject-2.0, gmodule-2.0, gthread-2.0"
AC_SUBST(GST_PKG_CFLAGS)
AC_SUBST(GST_PKG_LIBS)
AC_SUBST(GST_PKG_DEPS)

dnl flags shared for all internal objects (core libs, elements, applications)
dnl we disable deprecated internally
dnl XML, GLib, popt, GST_INT, VALGRIND, and the right include for CFLAGS
dnl no need to add XML, GLib, popt explicitly since libgstreamer pulls them in
GST_INT_CFLAGS="$GLIB_CFLAGS $XML_CFLAGS $GST_PKG_CFLAGS \
 $GST_INT_CFLAGS \$(ERROR_CFLAGS) -DGST_DISABLE_DEPRECATED"

dnl Private vars for libgst only
GST_LIB_CFLAGS="$GST_PKG_CFLAGS $GST_INT_CFLAGS \
  $VALGRIND_CFLAGS -I\$(top_srcdir)"
GST_LIB_LIBS="$XML_LIBS $GLIB_LIBS -lpopt $GST_PKG_LIBS $LTLIBINTL $VALGRIND_LIBS"
GST_LIB_LDFLAGS="$GST_LT_LDFLAGS -version-info $GST_LIBVERSION -no-undefined $EXPORT_LDFLAGS"
AC_SUBST(GST_LIB_CFLAGS)
AC_SUBST(GST_LIB_LIBS)
AC_SUBST(GST_LIB_LDFLAGS)

dnl Vars for all internal objects built on libgstreamer
GST_OBJ_CFLAGS="$GST_INT_CFLAGS -I\$(top_srcdir)/libs -I\$(top_srcdir)"
GST_OBJ_LIBS="\$(top_builddir)/gst/libgstreamer-$GST_MAJORMINOR.la"

AC_SUBST(GST_OBJ_CFLAGS, "$GST_OBJ_CFLAGS")
AC_SUBST(GST_OBJ_LIBS, "$GST_OBJ_LIBS")

dnl specific additional LDFLAGS for plugins
GST_PLUGIN_LDFLAGS="-module -avoid-version $EXPORT_LDFLAGS"
AC_SUBST(GST_PLUGIN_LDFLAGS, "$GST_PLUGIN_LDFLAGS")

plugindir="\$(libdir)/gstreamer-$GST_MAJORMINOR"
AC_SUBST(plugindir)

dnl ##################################################
dnl # deps for examples from manual                  #
dnl ##################################################

PKG_CHECK_MODULES(LIBGNOMEUI, libgnomeui-2.0,
                  HAVE_LIBGNOMEUI="yes", HAVE_LIBGNOMEUI="no")
AC_SUBST(LIBGNOMEUI_CFLAGS)
AC_SUBST(LIBGNOMEUI_LIBS)
AM_CONDITIONAL(HAVE_LIBGNOMEUI, test "x$HAVE_LIBGNOMEUI" = "xyes")

dnl ##################################################
dnl # Prepare informative messages to display at end #
dnl ##################################################

infomessages=

if test "x$PLUGINS_USE_BUILDDIR" = xyes; then
  infomessages="$infomessages
*** Warning: You have configured using the --enable-plugin-builddir option.

This option is for development purposes only: binaries built with
it should be used with code in the build tree only.  To build an
installable version, use ./configure without the --enable-plugin-builddir
option.  Note that the autogen.sh script supplies the plugin builddir
option automatically -- run ./autogen.sh -- --disable-plugin-builddir to make
an installable build.

"
fi

dnl #########################
dnl # Make the output files #
dnl #########################

dnl libs/ext/Makefile
dnl nothing there yet !
AC_OUTPUT(
Makefile
include/Makefile
gst/Makefile
gst/gstconfig.h
gst/gstversion.h
gst/base/Makefile
gst/check/Makefile
gst/indexers/Makefile
gst/elements/Makefile
gst/parse/Makefile
gst/registries/Makefile
libs/Makefile
libs/gst/Makefile
libs/gst/controller/Makefile
libs/gst/dataprotocol/Makefile
libs/gst/getbits/Makefile
po/Makefile.in
check/Makefile
tests/Makefile
tests/instantiate/Makefile
tests/memchunk/Makefile
tests/muxing/Makefile
tests/seeking/Makefile
tests/sched/Makefile
tests/threadstate/Makefile
testsuite/Makefile
testsuite/bytestream/Makefile
testsuite/caps/Makefile
testsuite/cleanup/Makefile
testsuite/controller/Makefile
testsuite/debug/Makefile
testsuite/dlopen/Makefile
testsuite/elements/Makefile
testsuite/indexers/Makefile
testsuite/negotiation/Makefile
testsuite/pad/Makefile
testsuite/parse/Makefile
testsuite/plugin/Makefile
testsuite/refcounting/Makefile
testsuite/schedulers/Makefile
testsuite/states/Makefile
testsuite/threads/Makefile
testsuite/trigger/Makefile
examples/Makefile
examples/controller/Makefile
examples/cutter/Makefile
examples/helloworld/Makefile
examples/launch/Makefile
examples/manual/Makefile
examples/mixer/Makefile
examples/metadata/Makefile
examples/pingpong/Makefile
examples/plugins/Makefile
examples/pwg/Makefile
examples/queue/Makefile
examples/retag/Makefile
examples/thread/Makefile
examples/typefind/Makefile
examples/xml/Makefile
tools/Makefile
common/Makefile
common/m4/Makefile
docs/Makefile
docs/faq/Makefile
docs/gst/Makefile
docs/libs/Makefile
docs/manual/Makefile
docs/pwg/Makefile
docs/xsl/Makefile
docs/version.entities
pkgconfig/Makefile
stamp.h
pkgconfig/gstreamer.pc
pkgconfig/gstreamer-uninstalled.pc
pkgconfig/gstreamer-base.pc
pkgconfig/gstreamer-base-uninstalled.pc
pkgconfig/gstreamer-check.pc
pkgconfig/gstreamer-check-uninstalled.pc
pkgconfig/gstreamer-controller.pc
pkgconfig/gstreamer-controller-uninstalled.pc
pkgconfig/gstreamer-dataprotocol.pc
pkgconfig/gstreamer-dataprotocol-uninstalled.pc
gstreamer.spec,
echo "$infomessages", infomessages="$infomessages"
)