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# clutter package version number, (as distinct from shared library version)
# An odd micro number indicates in-progress developmen
# An even micro number indicates a released version.
m4_define(clutter_gst_major_version, 0)
m4_define(clutter_gst_minor_version, 8)
m4_define(clutter_gst_micro_version, 0)

m4_define([clutter_gst_version],
          [clutter_gst_major_version.clutter_gst_minor_version.clutter_gst_micro_version])

m4_define([clutter_gst_api_version],
          [clutter_gst_major_version.clutter_gst_minor_version])

# increase the interface age for each release; if the API changes, set to 0
m4_define([clutter_gst_interface_age], [0])
m4_define([clutter_gst_binary_age],
          [m4_eval(100 * clutter_gst_minor_version + clutter_gst_micro_version)])

AC_PREREQ(2.53)

AC_INIT([clutter-gst], [clutter_gst_version],
        [http://bugzilla.o-hand.com/enter_bug.cgi?product=Clutter-gst])
AC_CONFIG_SRCDIR([clutter-gst/clutter-gst.h])
AM_CONFIG_HEADER([config.h])

AM_INIT_AUTOMAKE([1.9])

CLUTTER_GST_MAJOR_VERSION=clutter_gst_major_version
CLUTTER_GST_MINOR_VERSION=clutter_gst_minor_version
CLUTTER_GST_MICRO_VERSION=clutter_gst_micro_version
CLUTTER_GST_VERSION=clutter_gst_version
CLUTTER_GST_API_VERSION=clutter_gst_api_version
CLUTTER_GST_MAJORMINOR=clutter_gst_api_version
AC_SUBST(CLUTTER_GST_MAJOR_VERSION)
AC_SUBST(CLUTTER_GST_MINOR_VERSION)
AC_SUBST(CLUTTER_GST_MICRO_VERSION)
AC_SUBST(CLUTTER_GST_VERSION)
AC_SUBST(CLUTTER_GST_API_VERSION)
AC_SUBST(CLUTTER_GST_MAJORMINOR)

m4_define([lt_current],
          [m4_eval(100 * clutter_gst_minor_version + clutter_gst_micro_version - clutter_gst_interface_age)])
m4_define([lt_revision], [clutter_gst_interface_age])
m4_define([lt_age], [m4_eval(clutter_gst_binary_age - clutter_gst_interface_age)])

CLUTTER_GST_LT_CURRENT=lt_current
CLUTTER_GST_LT_REV=lt_revision
CLUTTER_GST_LT_AGE=lt_age
CLUTTER_GST_LT_VERSION="$CLUTTER_GST_LT_CURRENT:$CLUTTER_GST_LT_REV:$CLUTTER_GST_LT_AGE"
CLUTTER_GST_LT_LDFLAGS="-version-info $CLUTTER_GST_LT_VERSION"

AC_SUBST(CLUTTER_GST_LT_VERSION)
AC_SUBST(CLUTTER_GST_LT_LDFLAGS)

dnl ========================================================================

# Checks for programs.
AC_PROG_CC
AC_DISABLE_STATIC
AC_PROG_LIBTOOL

# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h stdlib.h string.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST

# Checks for library functions.
AC_FUNC_MALLOC
AC_FUNC_MMAP
AC_CHECK_FUNCS([memset munmap strcasecmp strdup])


dnl ========================================================================

pkg_modules="clutter-0.8 >= 0.8.0"
PKG_CHECK_MODULES(CLUTTER_GST, [$pkg_modules])

dnl ========================================================================

GST_MAJORMINOR=0.10

pkg_modules="gstreamer-$GST_MAJORMINOR gstreamer-plugins-base-$GST_MAJORMINOR"
PKG_CHECK_MODULES(GST, [$pkg_modules])

GST_LIBS="$GST_LIBS -lgstinterfaces-$GST_MAJORMINOR -lgstvideo-$GST_MAJORMINOR -lgstaudio-$GST_MAJORMINOR"

dnl ========================================================================

if test "x$GCC" = "xyes"; then
        GCC_FLAGS="-g -Wall"
fi

dnl ========================================================================

GTK_DOC_CHECK([1.8])

AM_CONDITIONAL([BUILD_GTK_DOC],
               [test "x$enable_gtk_doc" = "xyes" || test ! -f "autogen.sh"])

dnl ========================================================================

AC_SUBST(GCC_FLAGS)
AC_SUBST(GST_CFLAGS)
AC_SUBST(GST_LIBS)

AC_SUBST(CLUTTER_GST_CFLAGS)
AC_SUBST(CLUTTER_GST_LIBS)

AC_OUTPUT([
        Makefile
        clutter-gst/Makefile
        clutter-gst/clutter-gst-version.h
        examples/Makefile
        doc/Makefile
        doc/reference/Makefile
        doc/reference/version.xml
        clutter-gst.pc
])

dnl ========================================================================

echo ""
echo "                  Clutter-GST $VERSION"
echo "                 ==================="
echo ""
echo "                   prefix:   ${prefix}"
echo ""
echo "            Documentation:   ${enable_gtk_doc}"
echo ""