[empathy] libempathy-gtk: add dependency on libcheese

[Guillaume Desmottes <gdesmott src gnome org>]

commit 87118ba7e4c1a07765ccb762b9ccd603b5facc7b
Author: Raluca Elena Podiuc <ralucaelena1985 gmail com>
Date:   Mon Apr 11 21:34:01 2011 +0200

    libempathy-gtk: add dependency on libcheese

 configure.ac               |   20 ++++++++++++++++++++
 libempathy-gtk/Makefile.am |    2 ++
 2 files changed, 22 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 9e05008..8b8eef6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -464,6 +464,25 @@ AM_CONDITIONAL(HAVE_CONTROL_CENTER_EMBEDDING, test "x$have_control_center_embedd
 AC_SUBST(CONTROL_CENTER_EMBEDDING_CFLAGS)
 AC_SUBST(CONTROL_CENTER_EMBEDDING_LIBS)
 
+# Optional dependency for avatar selection
+AC_ARG_WITH([cheese],
+            AS_HELP_STRING([--with-cheese], [enable cheese webcam support]),,
+            with_cheese=auto)
+
+if test x"$with_cheese" != x"no" ; then
+   PKG_CHECK_MODULES(CHEESE, gstreamer-0.10 cheese-gtk >= 2.91.91.1, [have_cheese=yes], [have_cheese=no])
+   if test x${have_cheese} = xyes; then
+     AC_DEFINE(HAVE_CHEESE, 1, [Define to 1 to enable cheese webcam support])
+   fi
+   if test x${with_cheese} = xyes && test x${have_cheese} = xno; then
+     AC_MSG_ERROR([Cheese configured but not found])
+   fi
+else
+   have_cheese=no
+fi
+AM_CONDITIONAL(BUILD_CHEESE, test x${have_cheese} = xyes)
+
+
 # -----------------------------------------------------------
 # Coding style checks
 # -----------------------------------------------------------
@@ -509,6 +528,7 @@ Configure summary:
 	Adium themes (Webkit).......:  ${have_webkit}
 	Meego widgets ..............:  ${have_meego}
 	Control center embedding....:  ${have_control_center_embedding}
+	Cheese webcam support ......:  ${have_cheese}
 
     Connectivity:
 	NetworkManager integration..:  ${have_nm}
diff --git a/libempathy-gtk/Makefile.am b/libempathy-gtk/Makefile.am
index 18f9a1c..be1aeee 100644
--- a/libempathy-gtk/Makefile.am
+++ b/libempathy-gtk/Makefile.am
@@ -13,6 +13,7 @@ AM_CPPFLAGS =                                           \
 	$(GEOCLUE_CFLAGS)				\
 	$(MEEGO_CFLAGS)					\
 	$(WEBKIT_CFLAGS)				\
+	$(CHEESE_CFLAGS)				\
 	$(WARN_CFLAGS)					\
 	$(DISABLE_DEPRECATED)
 
@@ -167,6 +168,7 @@ libempathy_gtk_la_LIBADD =			\
 	$(GCR_LIBS)				\
 	$(MEEGO_LIBS)				\
 	$(WEBKIT_LIBS)				\
+	$(CHEESE_LIBS)				\
 	$(top_builddir)/libempathy/libempathy.la
 
 check_c_sources = \