[goobox] fixed install/uninstall of the icons

[Paolo Bacchilega <paobac src gnome org>]

commit 09370001ee86445bafd4e47913d87ebbb3bd66ac
Author: Paolo Bacchilega <paobac src gnome org>
Date:   Thu Mar 29 23:42:06 2012 +0200

    fixed install/uninstall of the icons

 data/icons/256x256/apps/Makefile.am |   10 ----------
 data/icons/48x48/apps/Makefile.am   |   10 ----------
 data/icons/Makefile.am              |   13 +++++++++++++
 3 files changed, 13 insertions(+), 20 deletions(-)
---
diff --git a/data/icons/256x256/apps/Makefile.am b/data/icons/256x256/apps/Makefile.am
index b18c2f4..ae66975 100644
--- a/data/icons/256x256/apps/Makefile.am
+++ b/data/icons/256x256/apps/Makefile.am
@@ -13,14 +13,4 @@ EXTRA_DIST =		\
 	$(icons_DATA)	\
 	$(noinst_DATA)
 
-gtk_update_icon_cache = gtk-update-icon-cache -f -t $(datadir)/icons/hicolor
-
-install-data-hook:
-	@-if test -z "$(DESTDIR)"; then \
-		echo "Updating Gtk icon cache."; \
-		$(gtk_update_icon_cache); \
-	else \
-		echo "*** Icon cache not updated.  After install, run this:"; \
-		echo "***   $(gtk_update_icon_cache)"; \
-	fi
 -include $(top_srcdir)/git.mk
diff --git a/data/icons/48x48/apps/Makefile.am b/data/icons/48x48/apps/Makefile.am
index 0381f90..6c6ce6c 100644
--- a/data/icons/48x48/apps/Makefile.am
+++ b/data/icons/48x48/apps/Makefile.am
@@ -13,14 +13,4 @@ EXTRA_DIST =		\
 	$(icons_DATA)	\
 	$(noinst_DATA)
 
-gtk_update_icon_cache = gtk-update-icon-cache -f -t $(datadir)/icons/hicolor
-
-install-data-hook:
-	@-if test -z "$(DESTDIR)"; then \
-		echo "Updating Gtk icon cache."; \
-		$(gtk_update_icon_cache); \
-	else \
-		echo "*** Icon cache not updated.  After install, run this:"; \
-		echo "***   $(gtk_update_icon_cache)"; \
-	fi
 -include $(top_srcdir)/git.mk
diff --git a/data/icons/Makefile.am b/data/icons/Makefile.am
index 9121fe8..7b7a14e 100644
--- a/data/icons/Makefile.am
+++ b/data/icons/Makefile.am
@@ -1,3 +1,16 @@
 SUBDIRS = 256x256 48x48
 
+gtk_update_icon_cache = gtk-update-icon-cache -f -t $(datadir)/icons/hicolor
+
+install-data-hook: update-icon-cache
+uninstall-hook: update-icon-cache
+update-icon-cache:
+	@-if test -z "$(DESTDIR)"; then \
+		echo "Updating Gtk icon cache."; \
+		$(gtk_update_icon_cache); \
+	else \
+		echo "*** Icon cache not updated.  After (un)install, run this:"; \
+		echo "***   $(gtk_update_icon_cache)"; \
+	fi
+
 -include $(top_srcdir)/git.mk