AC_PREREQ([2.69])

dnl please read gstreamer/docs/random/autotools before changing this file

dnl initialize autoconf
dnl releases only do -Wall, cvs and prerelease does -Werror too
dnl use a three digit version number for releases, and four for cvs/prerelease
AC_INIT([GStreamer Ugly Plug-ins],[1.14.4],[http://bugzilla.gnome.org/enter_bug.cgi?product=GStreamer],[gst-plugins-ugly])

AG_GST_INIT

dnl initialize automake
AM_INIT_AUTOMAKE([-Wno-portability 1.14 no-dist-gzip dist-xz tar-ustar subdir-objects])

dnl define PACKAGE_VERSION_* variables
AS_VERSION

dnl check if this is a release version
AS_NANO(GST_GIT="no", GST_GIT="yes")

dnl can autoconf find the source ?
AC_CONFIG_SRCDIR([gst/asfdemux/gstasfdemux.c])

dnl define the output header for config
AC_CONFIG_HEADERS(config.h)

dnl AM_MAINTAINER_MODE only provides the option to configure to enable it
AM_MAINTAINER_MODE([enable])

dnl sets host_* variables
AC_CANONICAL_HOST

dnl use pretty build output with automake >= 1.11
m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])],
  [AM_DEFAULT_VERBOSITY=1
   AC_SUBST(AM_DEFAULT_VERBOSITY)])

dnl our libraries and install dirs use GST_API_VERSION in the filename
dnl to allow side-by-side installation of different API versions
GST_API_VERSION=1.0
AC_SUBST(GST_API_VERSION)
AC_DEFINE_UNQUOTED(GST_API_VERSION, "$GST_API_VERSION",
  [GStreamer API Version])

AS_LIBTOOL(GST, 1404, 0, 1404)

dnl *** required versions of GStreamer stuff ***
GST_REQ=1.14.4
GSTPB_REQ=1.14.4

dnl *** autotools stuff ****

dnl allow for different autotools
AS_AUTOTOOLS_ALTERNATE

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

dnl set up gettext
dnl the version check needs to stay here because autopoint greps for it
AM_GNU_GETTEXT_VERSION(0.17)
AM_GNU_GETTEXT([external])
AG_GST_GETTEXT([gst-plugins-ugly-$GST_API_VERSION])

dnl *** check for arguments to configure ***

AG_GST_ARG_DISABLE_FATAL_WARNINGS
AG_GST_ARG_ENABLE_EXTRA_CHECKS

AG_GST_ARG_DEBUG
AG_GST_ARG_PROFILING
AG_GST_ARG_VALGRIND
AG_GST_ARG_GCOV

AG_GST_ARG_EXAMPLES

AG_GST_ARG_WITH_PKG_CONFIG_PATH
AG_GST_ARG_WITH_PACKAGE_NAME
AG_GST_ARG_WITH_PACKAGE_ORIGIN

AG_GST_ARG_WITH_PLUGINS

AG_GST_ARG_ENABLE_EXTERNAL

AG_GST_ARG_ENABLE_EXPERIMENTAL

dnl *** checks for platform ***

dnl * hardware/architecture *

dnl common/m4/gst-arch.m4
dnl check CPU type
AG_GST_ARCH

dnl Determine endianness
AC_C_BIGENDIAN

dnl *** software ***

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

dnl *** checks for programs ***

dnl find a compiler
AC_PROG_CC
AC_PROG_CC_STDC

dnl determine c++ compiler
AC_PROG_CXX
dnl determine if c++ is available on this system
AC_CHECK_PROG(HAVE_CXX, $CXX, yes, no)

dnl check if the compiler supports '-c' and '-o' options
AM_PROG_CC_C_O

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

dnl check if the compiler supports do while(0) macros
AG_GST_CHECK_DOWHILE_MACROS

dnl check for documentation tools
GTK_DOC_CHECK([1.12])
AG_GST_PLUGIN_DOCS([1.12])

dnl *** checks for libraries ***

dnl check for libm, for sin()
LT_LIB_M
AC_SUBST(LIBM)

dnl *** checks for header files ***

dnl used by ext/a52dec
AX_CREATE_STDINT_H

dnl Check for malloc.h
AC_CHECK_HEADERS([malloc.h])

dnl *** checks for types/defines ***

dnl *** checks for structures ***

dnl *** checks for compiler characteristics ***

dnl *** checks for library functions ***

dnl Check for a way to display the function name in debug output
AG_GST_CHECK_FUNCTION

dnl *** checks for dependency libraries ***

dnl GLib is required
GLIB_REQ=2.40.0
AG_GST_GLIB_CHECK([$GLIB_REQ])

ORC_CHECK([0.4.16])

dnl checks for gstreamer
dnl uninstalled is selected preferentially -- see pkg-config(1)
AG_GST_CHECK_GST($GST_API_VERSION, [$GST_REQ], yes)
AG_GST_CHECK_GST_BASE($GST_API_VERSION, [$GST_REQ], yes)
AG_GST_CHECK_GST_CHECK($GST_API_VERSION, [$GST_REQ], no)
AG_GST_CHECK_GST_PLUGINS_BASE($GST_API_VERSION, [$GSTPB_REQ], yes)
AM_CONDITIONAL(HAVE_GST_CHECK, test "x$HAVE_GST_CHECK" = "xyes")

dnl Check for documentation xrefs
GLIB_PREFIX="`$PKG_CONFIG --variable=prefix glib-2.0`"
GST_PREFIX="`$PKG_CONFIG --variable=prefix gstreamer-$GST_API_VERSION`"
GSTPB_PREFIX="`$PKG_CONFIG --variable=prefix gstreamer-plugins-base-$GST_API_VERSION`"
AC_SUBST(GLIB_PREFIX)
AC_SUBST(GST_PREFIX)
AC_SUBST(GSTPB_PREFIX)

dnl Needed by plugins that use g_module_*() API
PKG_CHECK_MODULES(GMODULE_NO_EXPORT, gmodule-no-export-2.0)

dnl Check for -Bsymbolic-functions linker flag used to avoid
dnl intra-library PLT jumps, if available.
AC_ARG_ENABLE(Bsymbolic,
              [AS_HELP_STRING([--disable-Bsymbolic],[avoid linking with -Bsymbolic])],,
              [SAVED_LDFLAGS="${LDFLAGS}" SAVED_LIBS="${LIBS}"
               AC_MSG_CHECKING([for -Bsymbolic-functions linker flag])
               LDFLAGS=-Wl,-Bsymbolic-functions
               LIBS=
               AC_TRY_LINK([], [return 0],
                           AC_MSG_RESULT(yes)
                           enable_Bsymbolic=yes,
                           AC_MSG_RESULT(no)
                           enable_Bsymbolic=no)
               LDFLAGS="${SAVED_LDFLAGS}" LIBS="${SAVED_LIBS}"])

dnl *** set variables based on configure arguments ***

dnl set license and copyright notice
GST_LICENSE="LGPL"
AC_DEFINE_UNQUOTED(GST_LICENSE, "$GST_LICENSE", [GStreamer license])
AC_SUBST(GST_LICENSE)

dnl set location of plugin directory
AG_GST_SET_PLUGINDIR

dnl set release date/time
AG_GST_SET_PACKAGE_RELEASE_DATETIME_WITH_NANO([$PACKAGE_VERSION_NANO],
  ["${srcdir}/gst-plugins-ugly.doap"],
  [$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_MICRO])

dnl define an ERROR_CFLAGS Makefile variable
AG_GST_SET_ERROR_CFLAGS($FATAL_WARNINGS, [
    -Wmissing-declarations -Wmissing-prototypes -Wredundant-decls
    -Wwrite-strings -Wformat-nonliteral -Wformat-security -Wold-style-definition
    -Winit-self -Wmissing-include-dirs -Waddress
    -Waggregate-return -Wno-multichar -Wnested-externs ])

dnl define an ERROR_CXXFLAGS Makefile variable
AG_GST_SET_ERROR_CXXFLAGS($FATAL_WARNINGS, [
    -Wmissing-declarations -Wredundant-decls
    -Wwrite-strings -Wformat-nonliteral -Wformat-security
    -Winit-self -Wmissing-include-dirs -Waddress -Waggregate-return
    -Wno-multichar])

dnl define correct level for debugging messages
AG_GST_SET_LEVEL_DEFAULT($GST_GIT)

dnl used in examples
AG_GST_DEFAULT_ELEMENTS

dnl *** plug-ins to include ***

dnl these are all the gst plug-ins, compilable without additional libs
AG_GST_CHECK_PLUGIN(asfdemux)
AG_GST_CHECK_PLUGIN(dvdlpcmdec)
AG_GST_CHECK_PLUGIN(dvdsub)
AG_GST_CHECK_PLUGIN(xingmux)
AG_GST_CHECK_PLUGIN(realmedia)

AC_CHECK_HEADERS([winsock2.h], HAVE_WINSOCK2_H=yes)

if test "x$HAVE_WINSOCK2_H" = "xyes"; then
  WIN32_LIBS="-lws2_32"
  AC_SUBST(WIN32_LIBS)
fi

dnl *** ext plug-ins ***
dnl keep this list sorted alphabetically !

if test "x$BUILD_EXTERNAL" = "xyes"; then

echo
AC_MSG_NOTICE([Checking libraries for plugins in ext/])
echo

dnl *** a52dec ***
translit(dnm, m, l) AM_CONDITIONAL(USE_A52DEC, true)
AG_GST_CHECK_FEATURE(A52DEC, [a52dec], a52dec, [
  AC_CHECK_A52DEC(HAVE_A52DEC=yes, HAVE_A52DEC=no)
])

dnl *** amr-nb ***
translit(dnm, m, l) AM_CONDITIONAL(USE_AMRNB, true)
AG_GST_CHECK_FEATURE(AMRNB, [amrnb library], amrnb, [
  AG_GST_PKG_CHECK_MODULES(AMRNB, opencore-amrnb >= 0.1.3)
])

dnl *** amr-wb dec ***
translit(dnm, m, l) AM_CONDITIONAL(USE_AMRWB, true)
AG_GST_CHECK_FEATURE(AMRWB, [amrwb library], amrwbdec, [
  AG_GST_PKG_CHECK_MODULES(AMRWB, opencore-amrwb >= 0.1.3)
])

dnl *** cdio ***
translit(dnm, m, l) AM_CONDITIONAL(USE_CDIO, true)
AG_GST_CHECK_FEATURE(CDIO, [cdio library], cdio, [
  AG_GST_PKG_CHECK_MODULES(CDIO, libcdio >= 0.76)
])

dnl *** dvdread ***
translit(dnm, m, l) AM_CONDITIONAL(USE_DVDREAD, true)
AG_GST_CHECK_FEATURE(DVDREAD, [dvdread library], dvdreadsrc, [
  AG_GST_CHECK_LIBHEADER(DVDREAD, dvdread, DVDOpen, , dvdread/dvd_reader.h, DVDREAD_LIBS="-ldvdread")
  AC_SUBST(DVDREAD_LIBS)
])

dnl *** mpeg2dec ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MPEG2DEC, true)
AG_GST_CHECK_FEATURE(MPEG2DEC, [mpeg2dec], mpeg2dec, [
  AG_GST_PKG_CHECK_MODULES(MPEG2DEC, libmpeg2 >= 0.5.1)
])

dnl *** sidplay : works with libsidplay 1.36.x (not 2.x.x) ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SIDPLAY, true)
AG_GST_CHECK_FEATURE(SIDPLAY, [libsidplay], sid, [
  GST_PATH_SIDPLAY()
])

dnl *** x264 (MPEG-4 part 10/h.264/AVC encoder) ***
translit(dnm, m, l) AM_CONDITIONAL(USE_X264, true)
AG_GST_CHECK_FEATURE(X264, [x264 plug-in], x264, [
  AG_GST_PKG_CHECK_MODULES(X264, x264 >= 0.120)

  dnl Paths to additional x264 library variants, e.g. 10/12 bit
  AC_ARG_WITH([x264-libraries],
    AS_HELP_STRING([--with-x264-libraries=PATHS], [Colon separated list of additional x264 library paths, e.g. for 10-bit version]),
    [
      if test "x$withval" != "x"
      then
        AC_DEFINE_UNQUOTED(HAVE_X264_ADDITIONAL_LIBRARIES, "$withval", [Additional x264 libraries])
      fi
    ], []
  )
])

else

dnl not building plugins with external dependencies,
dnl but we still need to set the conditionals

AM_CONDITIONAL(USE_A52DEC, false)
AM_CONDITIONAL(USE_AMRNB, false)
AM_CONDITIONAL(USE_AMRWB, false)
AM_CONDITIONAL(USE_CDIO, false)
AM_CONDITIONAL(USE_DVDREAD, false)
AM_CONDITIONAL(USE_MPEG2DEC, false)
AM_CONDITIONAL(USE_SIDPLAY, false)
AM_CONDITIONAL(USE_X264, false)

fi dnl of EXT plugins

dnl *** finalize CFLAGS, LDFLAGS, LIBS

dnl Overview:
dnl GST_OPTION_CFLAGS:  common flags for profiling, debugging, errors, ...
dnl GST_*:              flags shared by built objects to link against GStreamer
dnl GST_ALL_LDFLAGS:    linker flags shared by all
dnl GST_LIB_LDFLAGS:    additional linker flags for all libaries
dnl GST_LT_LDFLAGS:     library versioning of our libraries
dnl GST_PLUGIN_LDFLAGS: flags to be used for all plugins

dnl GST_OPTION_CFLAGS
if test "x$USE_DEBUG" = xyes; then
   PROFILE_CFLAGS="-g"
fi
AC_SUBST(PROFILE_CFLAGS)

if test "x$PACKAGE_VERSION_NANO" = "x1"; then
  dnl Define _only_ during CVS (not pre-releases or releases)
  DEPRECATED_CFLAGS="-DGST_DISABLE_DEPRECATED"
else
  DEPRECATED_CFLAGS=""
fi
AC_SUBST(DEPRECATED_CFLAGS)

VISIBILITY_CFLAGS=""
AS_COMPILER_FLAG([-fvisibility=hidden], [VISIBILITY_CFLAGS="-fvisibility=hidden"])
AC_SUBST(VISIBILITY_CFLAGS)

VISIBILITY_CXXFLAGS=""
if test "x$HAVE_CXX" = "xyes"; then
  AS_CXX_COMPILER_FLAG([-fvisibility=hidden], [VISIBILITY_CXXFLAGS="-fvisibility=hidden"])
fi
AC_SUBST(VISIBILITY_CXXFLAGS)

dnl disable strict aliasing
AS_COMPILER_FLAG([-fno-strict-aliasing], [EXTRA_CFLAGS="-fno-strict-aliasing"])
AC_SUBST(EXTRA_CFLAGS)

dnl every flag in GST_OPTION_CFLAGS and GST_OPTION_CXXFLAGS can be overridden
dnl at make time with e.g. make ERROR_CFLAGS=""
GST_OPTION_CFLAGS="\$(WARNING_CFLAGS) \$(ERROR_CFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
GST_OPTION_CXXFLAGS="\$(WARNING_CXXFLAGS) \$(ERROR_CXXFLAGS) \$(DEBUG_CFLAGS) \$(PROFILE_CFLAGS) \$(GCOV_CFLAGS) \$(OPT_CFLAGS) \$(DEPRECATED_CFLAGS)"
AC_SUBST(GST_OPTION_CFLAGS)
AC_SUBST(GST_OPTION_CXXFLAGS)

dnl FIXME: do we want to rename to GST_ALL_* ?
dnl prefer internal headers to already installed ones
dnl also add builddir include for enumtypes and marshal
dnl add GST_OPTION_CFLAGS, but overridable
GST_CFLAGS="$GST_CFLAGS"
GST_CXXFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs $GST_CFLAGS $EXTRA_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CXXFLAGS) \$(VISIBILITY_CXXFLAGS)"
GST_CFLAGS="-I\$(top_srcdir)/gst-libs -I\$(top_builddir)/gst-libs $GST_CFLAGS $EXTRA_CFLAGS $GLIB_EXTRA_CFLAGS \$(GST_OPTION_CFLAGS) \$(VISIBILITY_CFLAGS)"
AC_SUBST(GST_CFLAGS)
AC_SUBST(GST_CXXFLAGS)
AC_SUBST(GST_LIBS)

dnl LDFLAGS really should only contain flags, not libs - they get added before
dnl whatevertarget_LIBS and -L flags here affect the rest of the linking
GST_ALL_LDFLAGS="-no-undefined"
if test "x${enable_Bsymbolic}" = "xyes"; then
  GST_ALL_LDFLAGS="$GST_ALL_LDFLAGS -Wl,-Bsymbolic-functions"
fi
AC_SUBST(GST_ALL_LDFLAGS)

dnl this really should only contain flags, not libs - they get added before
dnl whatevertarget_LIBS and -L flags here affect the rest of the linking
GST_PLUGIN_LDFLAGS="-module -avoid-version $GST_ALL_LDFLAGS"
AC_SUBST(GST_PLUGIN_LDFLAGS)

dnl *** output files ***

AC_CONFIG_FILES(
Makefile
common/Makefile
common/m4/Makefile
gst-libs/Makefile
gst-libs/gst/Makefile
gst/Makefile
gst/asfdemux/Makefile
gst/dvdlpcmdec/Makefile
gst/dvdsub/Makefile
gst/realmedia/Makefile
gst/xingmux/Makefile
ext/Makefile
ext/a52dec/Makefile
ext/amrnb/Makefile
ext/amrwbdec/Makefile
ext/cdio/Makefile
ext/dvdread/Makefile
ext/mpeg2dec/Makefile
ext/sidplay/Makefile
ext/x264/Makefile
docs/Makefile
docs/plugins/Makefile
docs/version.entities
tests/Makefile
tests/check/Makefile
tests/files/Makefile
m4/Makefile
po/Makefile.in
pkgconfig/Makefile
pkgconfig/gstreamer-plugins-ugly-uninstalled.pc
)

AC_OUTPUT

AG_GST_OUTPUT_PLUGINS

ORC_OUTPUT