dnl pkg-config-based checks for GStreamer modules and dependency modules

dnl generic:

dnl AG_GST_PKG_CHECK_MODULES([PREFIX], [WHICH], [REQUIRED])

dnl sets HAVE_[$PREFIX], [$PREFIX]_*

dnl AG_GST_CHECK_MODULES([PREFIX], [MODULE], [MINVER], [NAME], [REQUIRED])

dnl sets HAVE_[$PREFIX], [$PREFIX]_*

dnl specific:

dnl AG_GST_CHECK_GST([MAJMIN], [MINVER], [REQUIRED])

dnl   also sets/ACSUBSTs GST_TOOLS_DIR and GST_PLUGINS_DIR

dnl AG_GST_CHECK_GST_BASE([MAJMIN], [MINVER], [REQUIRED])

dnl AG_GST_CHECK_GST_CONTROLLER([MAJMIN], [MINVER], [REQUIRED])

dnl AG_GST_CHECK_GST_NET([MAJMIN], [MINVER], [REQUIRED])

dnl AG_GST_CHECK_GST_CHECK([MAJMIN], [MINVER], [REQUIRED])

dnl AG_GST_CHECK_GST_PLUGINS_BASE([MAJMIN], [MINVER], [REQUIRED])

dnl   also sets/ACSUBSTs GSTPB_PLUGINS_DIR

AC_DEFUN([AG_GST_PKG_CHECK_MODULES],

[

  which="[$2]"

  dnl not required by default, since we use this mostly for plugin deps

  required=ifelse([$3], , "no", [$3])

  PKG_CHECK_MODULES([$1], $which,

    [

      HAVE_[$1]="yes"

    ],

    [

      HAVE_[$1]="no"

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

        AC_MSG_ERROR($[$1]_PKG_ERRORS)

      else

        AC_MSG_NOTICE($[$1]_PKG_ERRORS)

      fi

    ])

  dnl AC_SUBST of CFLAGS and LIBS was not done before automake 1.7

  dnl It gets done automatically in automake >= 1.7, which we now require

]))

AC_DEFUN([AG_GST_CHECK_MODULES],

[

  module=[$2]

  minver=[$3]

  name="[$4]"

  required=ifelse([$5], , "yes", [$5]) dnl required by default

  PKG_CHECK_MODULES([$1], $module >= $minver,

    [

      HAVE_[$1]="yes"

    ],

    [

      HAVE_[$1]="no"

      AC_MSG_NOTICE($[$1]_PKG_ERRORS)

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

        AC_MSG_ERROR([no $module >= $minver ($name) found])

      else

        AC_MSG_NOTICE([no $module >= $minver ($name) found])

      fi

    ])

  dnl AC_SUBST of CFLAGS and LIBS was not done before automake 1.7

  dnl It gets done automatically in automake >= 1.7, which we now require

]))

AC_DEFUN([AG_GST_CHECK_GST],

[

  AG_GST_CHECK_MODULES(GST, gstreamer-[$1], [$2], [GStreamer], [$3])

  dnl allow setting before calling this macro to override

  if test -z $GST_TOOLS_DIR; then

    GST_TOOLS_DIR=`$PKG_CONFIG --variable=toolsdir gstreamer-[$1]`

    if test -z $GST_TOOLS_DIR; then

      AC_MSG_ERROR(

        [no tools dir set in GStreamer pkg-config file, core upgrade needed.])

    fi

  fi

  AC_MSG_NOTICE([using GStreamer tools in $GST_TOOLS_DIR])

  AC_SUBST(GST_TOOLS_DIR)

  dnl check for where core plug-ins got installed

  dnl this is used for unit tests

  dnl allow setting before calling this macro to override

  if test -z $GST_PLUGINS_DIR; then

    GST_PLUGINS_DIR=`$PKG_CONFIG --variable=pluginsdir gstreamer-[$1]`

    if test -z $GST_PLUGINS_DIR; then

      AC_MSG_ERROR(

        [no pluginsdir set in GStreamer pkg-config file, core upgrade needed.])

    fi

  fi

  AC_MSG_NOTICE([using GStreamer plug-ins in $GST_PLUGINS_DIR])

  AC_SUBST(GST_PLUGINS_DIR)

])

AC_DEFUN([AG_GST_CHECK_GST_BASE],

[

  AG_GST_CHECK_MODULES(GST_BASE, gstreamer-base-[$1], [$2],

    [GStreamer Base Libraries], [$3])

])

AC_DEFUN([AG_GST_CHECK_GST_CONTROLLER],

[

  AG_GST_CHECK_MODULES(GST_CONTROLLER, gstreamer-controller-[$1], [$2],

    [GStreamer Controller Library], [$3])

])

AC_DEFUN([AG_GST_CHECK_GST_NET],

[

  AG_GST_CHECK_MODULES(GST_NET, gstreamer-net-[$1], [$2],

    [GStreamer Network Library], [$3])

])

AC_DEFUN([AG_GST_CHECK_GST_CHECK],

[

  AG_GST_CHECK_MODULES(GST_CHECK, gstreamer-check-[$1], [$2],

    [GStreamer Check unittest Library], [$3])

])

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

dnl AG_GST_CHECK_UNINSTALLED_SETUP([ACTION-IF-UNINSTALLED], [ACTION-IF-NOT])

dnl

dnl ACTION-IF-UNINSTALLED  (optional) extra actions to perform if the setup

dnl                        is an uninstalled setup

dnl ACTION-IF-NOT          (optional) extra actions to perform if the setup

dnl                        is not an uninstalled setup

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

AC_DEFUN([AG_GST_CHECK_UNINSTALLED_SETUP],

[

  AC_MSG_CHECKING([whether this is an uninstalled GStreamer setup])

  AC_CACHE_VAL(gst_cv_is_uninstalled_setup,[

    gst_cv_is_uninstalled_setup=no

    if (set -u; : $GST_PLUGIN_SYSTEM_PATH) 2>/dev/null ; then

      if test -z "$GST_PLUGIN_SYSTEM_PATH" \

           -a -n "$GST_PLUGIN_SCANNER"     \

           -a -n "$GST_PLUGIN_PATH"        \

           -a -n "$GST_REGISTRY"           \

           -a -n "$DYLD_LIBRARY_PATH"      \

           -a -n "$LD_LIBRARY_PATH"; then

        gst_cv_is_uninstalled_setup=yes;

      fi

    fi

  ])

  AC_MSG_RESULT($gst_cv_is_uninstalled_setup)

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

    ifelse([$1], , :, [$1])

  else

    ifelse([$2], , :, [$2])

  fi

])

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

dnl AG_GST_CHECK_GST_PLUGINS_BASE([GST-API_VERSION], [MIN-VERSION], [REQUIRED])

dnl

dnl Sets GST_PLUGINS_BASE_CFLAGS and GST_PLUGINS_BASE_LIBS.

dnl

dnl Also sets GSTPB_PLUGINS_DIR (and for consistency also GST_PLUGINS_BASE_DIR)

dnl for use in Makefile.am. This is only really needed/useful in uninstalled

dnl setups, since in an installed setup all plugins will be found in

dnl GST_PLUGINS_DIR anyway.

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

AC_DEFUN([AG_GST_CHECK_GST_PLUGINS_BASE],

[

  AG_GST_CHECK_MODULES(GST_PLUGINS_BASE, gstreamer-plugins-base-[$1], [$2],

    [GStreamer Base Plugins], [$3])

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

    dnl check for where base plugins got installed

    dnl this is used for unit tests

    dnl allow setting before calling this macro to override

    if test -z $GSTPB_PLUGINS_DIR; then

      GSTPB_PLUGINS_DIR=`$PKG_CONFIG --variable=pluginsdir gstreamer-plugins-base-[$1]`

      if test -z $GSTPB_PLUGINS_DIR; then

        AC_MSG_ERROR(

          [no pluginsdir set in GStreamer Base Plugins pkg-config file])

      fi

    fi

    AC_MSG_NOTICE([using GStreamer Base Plugins in $GSTPB_PLUGINS_DIR])

    GST_PLUGINS_BASE_DIR="$GSTPB_PLUGINS_DIR/gst:$GSTPB_PLUGINS_DIR/sys:$GSTPB_PLUGINS_DIR/ext"

    AC_SUBST(GST_PLUGINS_BASE_DIR)

    AC_SUBST(GSTPB_PLUGINS_DIR)

  fi

])

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

dnl AG_GST_CHECK_GST_PLUGINS_GOOD([GST-API_VERSION], [MIN-VERSION])

dnl

dnl Will set GST_PLUGINS_GOOD_DIR for use in Makefile.am. Note that this will

dnl only be set in an uninstalled setup, since -good ships no .pc file and in

dnl an installed setup all plugins will be found in GST_PLUGINS_DIR anyway.

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

AC_DEFUN([AG_GST_CHECK_GST_PLUGINS_GOOD],

[

  AG_GST_CHECK_MODULES(GST_PLUGINS_GOOD, gstreamer-plugins-good-[$1], [$2],

    [GStreamer Good Plugins], [no])

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

    dnl check for where good plugins got installed

    dnl this is used for unit tests

    dnl allow setting before calling this macro to override

    if test -z $GST_PLUGINS_GOOD_DIR; then

      GST_PLUGINS_GOOD_DIR=`$PKG_CONFIG --variable=pluginsdir gstreamer-plugins-good-[$1]`

      if test -z $GST_PLUGINS_GOOD_DIR; then

        AC_MSG_ERROR([no pluginsdir set in GStreamer Good Plugins pkg-config file])

      fi

    fi

    AC_MSG_NOTICE([using GStreamer Good Plugins in $GST_PLUGINS_GOOD_DIR])

    GST_PLUGINS_GOOD_DIR="$GST_PLUGINS_GOOD_DIR/gst:$GST_PLUGINS_GOOD_DIR/sys:$GST_PLUGINS_GOOD_DIR/ext"

    AC_SUBST(GST_PLUGINS_GOOD_DIR)

  fi

])

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

dnl AG_GST_CHECK_GST_PLUGINS_UGLY([GST-API_VERSION], [MIN-VERSION])

dnl

dnl Will set GST_PLUGINS_UGLY_DIR for use in Makefile.am. Note that this will

dnl only be set in an uninstalled setup, since -bad ships no .pc file and in

dnl an installed setup all plugins will be found in GST_PLUGINS_DIR anyway.

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

AC_DEFUN([AG_GST_CHECK_GST_PLUGINS_UGLY],

[

  AG_GST_CHECK_MODULES(GST_PLUGINS_UGLY, gstreamer-plugins-ugly-[$1], [$2],

    [GStreamer Ugly Plugins], [no])

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

    dnl check for where ugly plugins got installed

    dnl this is used for unit tests

    dnl allow setting before calling this macro to override

    if test -z $GST_PLUGINS_UGLY_DIR; then

      GST_PLUGINS_UGLY_DIR=`$PKG_CONFIG --variable=pluginsdir gstreamer-plugins-ugly-[$1]`

      if test -z $GST_PLUGINS_UGLY_DIR; then

        AC_MSG_ERROR([no pluginsdir set in GStreamer Ugly Plugins pkg-config file])

      fi

    fi

    AC_MSG_NOTICE([using GStreamer Ugly Plugins in $GST_PLUGINS_UGLY_DIR])

    GST_PLUGINS_UGLY_DIR="$GST_PLUGINS_UGLY_DIR/gst:$GST_PLUGINS_UGLY_DIR/sys:$GST_PLUGINS_UGLY_DIR/ext"

    AC_SUBST(GST_PLUGINS_UGLY_DIR)

  fi

])

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

dnl AG_GST_CHECK_GST_PLUGINS_BAD([GST-API_VERSION], [MIN-VERSION])

dnl

dnl Will set GST_PLUGINS_BAD_DIR for use in Makefile.am. Note that this will

dnl only be set in an uninstalled setup, since -ugly ships no .pc file and in

dnl an installed setup all plugins will be found in GST_PLUGINS_DIR anyway.

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

AC_DEFUN([AG_GST_CHECK_GST_PLUGINS_BAD],

[

  AG_GST_CHECK_MODULES(GST_PLUGINS_BAD, gstreamer-plugins-bad-[$1], [$2],

    [GStreamer Bad Plugins], [no])

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

    dnl check for where bad plugins got installed

    dnl this is used for unit tests

    dnl allow setting before calling this macro to override

    if test -z $GST_PLUGINS_BAD_DIR; then

      GST_PLUGINS_BAD_DIR=`$PKG_CONFIG --variable=pluginsdir gstreamer-plugins-bad-[$1]`

      if test -z $GST_PLUGINS_BAD_DIR; then

        AC_MSG_ERROR([no pluginsdir set in GStreamer Bad Plugins pkg-config file])

      fi

    fi

    AC_MSG_NOTICE([using GStreamer Bad Plugins in $GST_PLUGINS_BAD_DIR])

    GST_PLUGINS_BAD_DIR="$GST_PLUGINS_BAD_DIR/gst:$GST_PLUGINS_BAD_DIR/sys:$GST_PLUGINS_BAD_DIR/ext"

    AC_SUBST(GST_PLUGINS_BAD_DIR)

  fi

])

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

dnl AG_GST_CHECK_GST_PLUGINS_LIBAV([GST-API_VERSION], [MIN-VERSION])

dnl

dnl Will set GST_PLUGINS_LIBAV_DIR for use in Makefile.am. Note that this will

dnl only be set in an uninstalled setup, since -libav ships no .pc file and in

dnl an installed setup all plugins will be found in GST_PLUGINS_DIR anyway.

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

AC_DEFUN([AG_GST_CHECK_GST_PLUGINS_LIBAV],

[

  AG_GST_CHECK_MODULES(GST_PLUGINS_LIBAV, gstreamer-plugins-libav-[$1], [$2],

    [GStreamer Libav Plugins], [no])

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

    dnl check for where libav plugins got installed

    dnl this is used for unit tests

    dnl allow setting before calling this macro to override

    if test -z $GST_PLUGINS_LIBAV_DIR; then

      GST_PLUGINS_LIBAV_DIR=`$PKG_CONFIG --variable=pluginsdir gstreamer-plugins-libav-[$1]`

      if test -z $GST_PLUGINS_LIBAV_DIR; then

        AC_MSG_ERROR([no pluginsdir set in GStreamer Libav Plugins pkg-config file])

      fi

    fi

    GST_PLUGINS_LIBAV_DIR="$GST_PLUGINS_LIBAV_DIR/ext/libav"

    AC_MSG_NOTICE([using GStreamer Libav Plugins in $GST_PLUGINS_LIBAV_DIR])

    AC_SUBST(GST_PLUGINS_LIBAV_DIR)

  fi

])