general: Add libgd as a submodule

We will use it for in app notifications.

https://bugzilla.gnome.org/show_bug.cgi?id=743630

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "libgd"]
+	path = libgd
+	url = git://git.gnome.org/libgd

Makefile.am

@@ -4,6 +4,7 @@ DIRS =				\
 	eel			\
 	libnautilus-extension	\
 	libnautilus-private 	\
+	libgd                   \
 	src 			\
 	test 			\
 	po 			\
@@ -56,6 +57,6 @@ MAINTAINERCLEANFILES = \
 
 DISTCHECK_CONFIGURE_FLAGS = --disable-update-mimedb --enable-gtk-doc
 
-ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
+ACLOCAL_AMFLAGS = -I m4 -I libgd ${ACLOCAL_FLAGS}
 
 -include $(top_srcdir)/git.mk

autogen.sh

@@ -14,6 +14,8 @@ PKG_NAME="nautilus"
     exit 1
 }
 
+git submodule update --init --recursive
+
 which gnome-autogen.sh || {
     echo "gnome-autogen.sh not found, you need to install gnome-common"
     exit 1

configure.ac

@@ -308,6 +308,11 @@ AC_ARG_ENABLE(update-mimedb,
     enable_update_mimedb=yes)
 AM_CONDITIONAL(ENABLE_UPDATE_MIMEDB, test x$enable_update_mimedb = xyes)
 
+LIBGD_INIT([
+  notification
+  static
+])
+
 AC_CONFIG_FILES([
 Makefile
 data/Makefile
@@ -324,6 +329,7 @@ libnautilus-private/Makefile
 libnautilus-extension/Makefile
 libnautilus-extension/libnautilus-extension.pc
 libnautilus-extension/libnautilus-extension-uninstalled.pc
+libgd/Makefile
 po/Makefile.in
 src/Makefile
 nautilus-sendto-extension/Makefile

libgd

@@ -0,0 +1 @@
+Subproject commit 04b2480259769709ec34d7ee48294878c94bbbb5

src/Makefile.am

@@ -13,6 +13,7 @@ libexec_PROGRAMS=				\
 AM_CPPFLAGS =							\
 	-I$(top_srcdir) 					\
 	-I$(top_builddir)/libnautilus-private 			\
+	-I$(top_srcdir)/libgd                                   \
 	$(BASE_CFLAGS) 						\
 	$(COMMON_CFLAGS)					\
 	$(NAUTILUS_CFLAGS)					\
@@ -30,6 +31,7 @@ AM_CPPFLAGS =							\
 
 LDADD =\
 	$(top_builddir)/libnautilus-private/libnautilus-private.la  \
+	$(top_builddir)/libgd/libgd.la \
 	$(BASE_LIBS) \
 	$(COMMON_LIBS) \
 	$(NAUTILUS_LIBS) \