- introduce package infrastructure; start with some simple things

package/pkg-autotools.mk

@@ -8,6 +8,7 @@ define autotools-package
 	$(REMOVE)/$($(PKG)_DIR)
 	$(UNTAR)/$($(PKG)_SOURCE)
 	$(CHDIR)/$($(PKG)_DIR); \
+		$(APPLY_PATCHES); \
 		$(CONFIGURE); \
 		$(MAKE); \
 		$(MAKE) install DESTDIR=$(TARGET_DIR)

package/sdl2/sdl2.mk

@@ -38,14 +38,5 @@ SDL2_CONF_OPTS += \
 	--without-x
 
 sdl2: $(SDL2_DEPENDENCIES) $(DL_DIR)/$(SDL2_SOURCE) | $(TARGET_DIR)
-	$(REMOVE)/$(PKG_DIR)
+	$(call autotools-package)
-	$(UNTAR)/$(PKG_SOURCE)
-	$(CHDIR)/$(PKG_DIR); \
-		$(APPLY_PATCHES); \
-		$(CONFIGURE); \
-		$(MAKE); \
-		$(MAKE) install DESTDIR=$(TARGET_DIR)
 	-rm -r $(TARGET_libdir)/cmake
-	$(REWRITE_CONFIG_SCRIPTS)
-	$(REMOVE)/$(PKG_DIR)
-	$(TOUCH)