[rygel-gst-0-10-fullscreen-renderer] Make GTK optional

[Jens Georg <jensgeorg src gnome org>]

commit 01a18803e8e6ea62773e011f6f634bd44828e578
Author: Jens Georg <mail jensge org>
Date:   Thu Feb 14 13:38:47 2013 +0100

    Make GTK optional

 configure.ac    |   10 +++++++---
 src/Makefile.am |    8 ++++++--
 2 files changed, 13 insertions(+), 5 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 1adf9f8..ffd2ba9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -30,13 +30,16 @@ dnl Required versions of library packages
 LIBRYGEL_RENDERER_GST_REQUIRED=0.17.4
 GSTREAMER_REQUIRED=0.10.36
 GTK_REQUIRED=3.0.0
-REQUIRED_MODULES='rygel-renderer-2.0 >= $LIBRYGEL_RENDERER_GST_REQUIRED
+REQUIRED_MODULES='gio-2.0 rygel-renderer-2.0 >= $LIBRYGEL_RENDERER_GST_REQUIRED
                   gstreamer-0.10 >= $GSTREAMER_REQUIRED
                   gstreamer-plugins-base-0.10 >= $GSTREAMER_REQUIRED
                   gstreamer-video-0.10 >= $GSTREAMER_REQUIRED
-                  gstreamer-interfaces-0.10 >= $GSTREAMER_REQUIRED
-                  gtk+-3.0 >= $GTK_REQUIRED'
+                  gstreamer-interfaces-0.10 >= $GSTREAMER_REQUIRED'
 PKG_CHECK_MODULES([DEPS], [$REQUIRED_MODULES])
+PKG_CHECK_MODULES([GTK], [gtk+-3.0 >= $GTK_REQUIRED], [have_gtk=yes],
+                  [have_gtk=no])
+
+AM_CONDITIONAL([BUILD_UI], [test "x$[]have_gtk" = "xyes"])
 
 dnl Debugging
 AC_ARG_ENABLE(debug,
@@ -96,5 +99,6 @@ echo "
         Source code location:   ${srcdir}
         Compiler:               ${CC}
         CFLAGS:                 ${CFLAGS}
+        Fullscreen renderer:    ${have_gtk}
         Plugin:                 ${enable_plugin}
 "
diff --git a/src/Makefile.am b/src/Makefile.am
index c4c0c49..60dca5c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -1,3 +1,4 @@
+if BUILD_UI
 bin_PROGRAMS = fullscreen-renderer
 
 fullscreen_renderer_SOURCES = \
@@ -8,10 +9,13 @@ fullscreen_renderer_SOURCES = \
        rygel-playbin-renderer.h
 
 fullscreen_renderer_CFLAGS = \
-       $(DEPS_CFLAGS)
+       $(DEPS_CFLAGS) \
+       $(GTK_CFLAGS)
 
 fullscreen_renderer_LDADD = \
-       $(DEPS_LIBS)
+       $(DEPS_LIBS) \
+       $(GTK_LIBS)
+endif
 
 if BUILD_PLUGIN
 plugindir = $(RYGEL_PLUGIN_DIR)