[baobab] Cleanup Makefile.am

[Stefano Facchini <sfacchini src gnome org>]

commit a09e5bf57fc6328006a5e471fe0af30c15a323fb
Author: Stefano Facchini <stefano facchini gmail com>
Date:   Sat Aug 10 15:39:07 2013 +0200

    Cleanup Makefile.am

 src/Makefile.am |   18 +++++++++++-------
 1 files changed, 11 insertions(+), 7 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 0e0cb80..70deffa 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -14,7 +14,8 @@ baobab_VALAFLAGS = \
        --pkg gtk+-3.0                          \
        --pkg gio-2.0                           \
        --pkg gio-unix-2.0                      \
-       --gresources=baobab.gresource.xml
+       --gresources=baobab.gresource.xml       \
+       $(NULL)
 
 VALA_SOURCES = \
        baobab-application.vala         \
@@ -33,7 +34,8 @@ VALA_SOURCES = \
 baobab_SOURCES = \
        $(VALA_SOURCES)                 \
        config.vapi                     \
-       $(BUILT_SOURCES)
+       $(BUILT_SOURCES)                \
+       $(NULL)
 
 baobab-resources.c: baobab.gresource.xml $(shell $(GLIB_COMPILE_RESOURCES) --generate-dependencies 
--sourcedir=$(srcdir) $(srcdir)/baobab.gresource.xml)
        $(AM_V_GEN) $(GLIB_COMPILE_RESOURCES) --target=$@ --sourcedir=$(srcdir) --generate-source $<
@@ -54,12 +56,14 @@ baobab_LDADD = \
 MAINTAINERCLEANFILES = \
        *.stamp                         \
        $(VALA_SOURCES:.vala=.c)        \
-       $(BUILT_SOURCES)
+       $(BUILT_SOURCES)                \
+       $(NULL)
 
 EXTRA_DIST = \
-       baobab.gresource.xml \
-       baobab-location-row.ui \
-       baobab-main-window.ui \
-       baobab-menu.ui
+       baobab.gresource.xml    \
+       baobab-location-row.ui  \
+       baobab-main-window.ui   \
+       baobab-menu.ui          \
+       $(NULL)
 
 -include $(top_srcdir)/git.mk