qt4: allow separate build/installation of demos and examples

Signed-off-by: Jeremie Scheer <jeremie.scheer@armadeus.com>
Signed-off-by: Julien Boibessot <julien.boibessot@armadeus.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/qt/Config.in

@@ -21,7 +21,13 @@ config BR2_PACKAGE_QT_DEBUG
 	  If unsure, say N.
 
 config BR2_PACKAGE_QT_DEMOS
-	bool "Compile and install demos and examples (with code)"
+	bool "Compile and install Qt demos (with code)"
+	select BR2_PACKAGE_QT_GUI_MODULE
+	help
+	  If unsure, say N.
+
+config BR2_PACKAGE_QT_EXAMPLES
+	bool "Compile and install Qt examples (with code)"
 	select BR2_PACKAGE_QT_GUI_MODULE
 	help
 	  If unsure, say N.

package/qt/qt.mk

@@ -59,9 +59,14 @@ QT_CONFIGURE_OPTS += -no-qt3support
 endif
 
 ifeq ($(BR2_PACKAGE_QT_DEMOS),y)
-QT_CONFIGURE_OPTS += -examplesdir $(TARGET_DIR)/usr/share/qt/examples -demosdir $(TARGET_DIR)/usr/share/qt/demos
+QT_CONFIGURE_OPTS += -demosdir $(TARGET_DIR)/usr/share/qt/demos
 else
-QT_CONFIGURE_OPTS += -nomake examples -nomake demos
+QT_CONFIGURE_OPTS += -nomake demos
+endif
+ifeq ($(BR2_PACKAGE_QT_EXAMPLES),y)
+QT_CONFIGURE_OPTS += -examplesdir $(TARGET_DIR)/usr/share/qt/examples
+else
+QT_CONFIGURE_OPTS += -nomake examples
 endif
 
 # ensure glib is built first if enabled for Qt's glib support