qt5base: add an option to build and install examples

Signed-off-by: Fatih Aşıcı <fatih.asici@gmail.com>
Tested-by: Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/qt5/qt5base/Config.in

@@ -28,6 +28,13 @@ config BR2_PACKAGE_QT5BASE_LICENSE_APPROVED
 
 	  See also http://qt-project.org/doc/qt-5.0/qtdoc/licensing.html
 
+config BR2_PACKAGE_QT5BASE_EXAMPLES
+	bool "Compile and install examples (with code)"
+	select BR2_PACKAGE_QT5BASE_NETWORK
+	select BR2_PACKAGE_QT5BASE_XML
+	help
+	  If unsure, say N.
+
 config BR2_PACKAGE_QT5BASE_NETWORK
 	bool "network module"
 	help

package/qt5/qt5base/qt5base.mk

@@ -134,6 +134,8 @@ QT5BASE_DEPENDENCIES   += $(if $(BR2_PACKAGE_LIBGLIB2),libglib2)
 QT5BASE_CONFIGURE_OPTS += $(if $(BR2_PACKAGE_QT5BASE_ICU),-icu,-no-icu)
 QT5BASE_DEPENDENCIES   += $(if $(BR2_PACKAGE_QT5BASE_ICU),icu)
 
+QT5BASE_CONFIGURE_OPTS += $(if $(BR2_PACKAGE_QT5BASE_EXAMPLES),-make,-nomake) examples
+
 # Build the list of libraries to be installed on the target
 QT5BASE_INSTALL_LIBS_y                                 += Qt5Core
 QT5BASE_INSTALL_LIBS_$(BR2_PACKAGE_QT5BASE_NETWORK)    += Qt5Network
@@ -162,8 +164,9 @@ define QT5BASE_CONFIGURE_CMDS
 		-headerdir /usr/include/qt5 \
 		-sysroot $(STAGING_DIR) \
 		-plugindir /usr/lib/qt/plugins \
+		-examplesdir /usr/lib/qt/examples \
 		-no-rpath \
-		-nomake examples -nomake tests \
+		-nomake tests \
 		-device buildroot \
 		-device-option CROSS_COMPILE="$(CCACHE) $(TARGET_CROSS)" \
 		-device-option BUILDROOT_COMPILER_CFLAGS="$(TARGET_CFLAGS)" \
@@ -203,15 +206,24 @@ define QT5BASE_INSTALL_TARGET_FONTS
 	fi
 endef
 
+define QT5BASE_INSTALL_TARGET_EXAMPLES
+	if [ -d $(STAGING_DIR)/usr/lib/qt/examples/ ] ; then \
+		mkdir -p $(TARGET_DIR)/usr/lib/qt/examples ; \
+		cp -dpfr $(STAGING_DIR)/usr/lib/qt/examples/* $(TARGET_DIR)/usr/lib/qt/examples ; \
+	fi
+endef
+
 ifeq ($(BR2_PREFER_STATIC_LIB),y)
 define QT5BASE_INSTALL_TARGET_CMDS
 	$(QT5BASE_INSTALL_TARGET_FONTS)
+	$(QT5BASE_INSTALL_TARGET_EXAMPLES)
 endef
 else
 define QT5BASE_INSTALL_TARGET_CMDS
 	$(QT5BASE_INSTALL_TARGET_LIBS)
 	$(QT5BASE_INSTALL_TARGET_PLUGINS)
 	$(QT5BASE_INSTALL_TARGET_FONTS)
+	$(QT5BASE_INSTALL_TARGET_EXAMPLES)
 endef
 endif