ath9k: fix a crash that happens when survey stats are accessed before the interface...

[openwrt.git] / include / scan.mk

diff --git a/include/scan.mk b/include/scan.mk
index 28f526a..288a100 100644 (file)
--- a/include/scan.mk
+++ b/include/scan.mk
@@ -17,7 +17,7 @@ ifeq ($(IS_TTY),1)
   endef
 else
   define progress
-       :
+       :;
   endef
 endif
 
@@ -27,7 +27,7 @@ define PackageDir
        { \
                $$(call progress,Collecting $(SCAN_NAME) info: $(SCAN_DIR)/$(2)) \
                echo Source-Makefile: $(SCAN_DIR)/$(2)/Makefile; \
-               $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $(SCAN_DIR)/$(2) $(SCAN_MAKEOPTS) 2>/dev/null || echo "ERROR: please fix $(SCAN_DIR)/$(2)/Makefile" >&2; \
+               $(NO_TRACE_MAKE) --no-print-dir -r DUMP=1 -C $(SCAN_DIR)/$(2) $(SCAN_MAKEOPTS) 2>/dev/null || { $$(call progress,ERROR: please fix $(SCAN_DIR)/$(2)/Makefile\n) rm -f $$@; }; \
                echo; \
        } > $$@ || true
 endef
@@ -49,10 +49,10 @@ $(TMP_DIR)/info/.files-$(SCAN_TARGET).mk: $(FILELIST)
 
 -include $(TMP_DIR)/info/.files-$(SCAN_TARGET).mk
 
-$(TARGET_STAMP):
-       ( \
+$(TARGET_STAMP)::
+       +( \
                $(NO_TRACE_MAKE) $(FILELIST); \
-               MD5SUM=$$(cat $(FILELIST) | (md5sum || md5) | awk '{print $$1}'); \
+               MD5SUM=$$(cat $(FILELIST) | (md5sum || md5) 2>/dev/null | awk '{print $$1}'); \
                [ -f "$@.$$MD5SUM" ] || { \
                        rm -f $@.*; \
                        touch $@.$$MD5SUM; \
@@ -62,7 +62,7 @@ $(TARGET_STAMP):
 
 $(TMP_DIR)/.$(SCAN_TARGET): $(TARGET_STAMP) $(SCAN_STAMP)
        $(call progress,Collecting $(SCAN_NAME) info: merging...)
-       cat $(FILELIST) | awk '{gsub(/\//, "_", $$0);print "$(TMP_DIR)/info/.$(SCAN_TARGET)-" $$0}' | xargs cat > $@
+       -cat $(FILELIST) | awk '{gsub(/\//, "_", $$0);print "$(TMP_DIR)/info/.$(SCAN_TARGET)-" $$0}' | xargs cat > $@ 2>/dev/null
        $(call progress,Collecting $(SCAN_NAME) info: done)
        echo