add check for openwrt build system makefiles when scanning for metadata

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6793 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/include/scan.mk b/include/scan.mk
index 3229523..aa7c2e7 100644 (file)
--- a/include/scan.mk
+++ b/include/scan.mk
@@ -40,12 +40,12 @@ define scanfiles
 $(foreach FILE,$(SCAN),
   tmp/.$(SCAN_TARGET): tmp/info/.$(SCAN_TARGET)-$(FILE) FORCE
   tmp/info/.$(SCAN_TARGET)-$(FILE): $(SCAN_DEPS) $(SCAN_DIR)/$(FILE)/Makefile $(SCAN_STAMP)
-       { \
+       grep -E 'include (\$$$$\(INCLUDE_DIR\)|\$$$$\(TOPDIR\)/include)/' $(SCAN_DIR)/$(FILE)/Makefile >/dev/null && { \
                $$(call progress,Collecting $(SCAN_NAME) info: $(SCAN_DIR)/$(FILE)) \
                echo Source-Makefile: $(SCAN_DIR)/$(FILE)/Makefile; \
                $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $(SCAN_DIR)/$(FILE) 3>/dev/null || echo "ERROR: please fix $(SCAN_DIR)/$(FILE)/Makefile" >&2; \
                echo; \
-       } > $$@
+       } > $$@ || true
 )
 
 endef