Support force-disabling per-package parallel build with {PKG,HOST}_BUILD_PARALLEL:=0

[openwrt.git] / include / scan.mk

diff --git a/include/scan.mk b/include/scan.mk
index 552f146..288a100 100644 (file)
--- a/include/scan.mk
+++ b/include/scan.mk
@@ -1,15 +1,15 @@
 include $(TOPDIR)/include/verbose.mk
 TMP_DIR:=$(TOPDIR)/tmp
 
-all: tmp/.$(SCAN_TARGET)
+all: $(TMP_DIR)/.$(SCAN_TARGET)
 
 include $(TOPDIR)/include/host.mk
 
 SCAN_TARGET ?= packageinfo
 SCAN_NAME ?= package
 SCAN_DIR ?= package
-TARGET_STAMP:=tmp/info/.files-$(SCAN_TARGET).stamp
-FILELIST:=tmp/info/.files-$(SCAN_TARGET)-$(SCAN_COOKIE)
+TARGET_STAMP:=$(TMP_DIR)/info/.files-$(SCAN_TARGET).stamp
+FILELIST:=$(TMP_DIR)/info/.files-$(SCAN_TARGET)-$(SCAN_COOKIE)
 
 ifeq ($(IS_TTY),1)
   define progress
@@ -17,26 +17,26 @@ ifeq ($(IS_TTY),1)
   endef
 else
   define progress
-       :
+       :;
   endef
 endif
 
 define PackageDir
-  tmp/.$(SCAN_TARGET): tmp/info/.$(SCAN_TARGET)-$(1)
-  tmp/info/.$(SCAN_TARGET)-$(1): $(SCAN_DIR)/$(2)/Makefile $(SCAN_STAMP) $(foreach DEP,$(DEPS_$(SCAN_DIR)/$(1)/Makefile) $(SCAN_DEPS),$(wildcard $(if $(filter /%,$(DEP)),$(DEP),$(SCAN_DIR)/$(1)/$(DEP))))
+  $(TMP_DIR)/.$(SCAN_TARGET): $(TMP_DIR)/info/.$(SCAN_TARGET)-$(1)
+  $(TMP_DIR)/info/.$(SCAN_TARGET)-$(1): $(SCAN_DIR)/$(2)/Makefile $(SCAN_STAMP) $(foreach DEP,$(DEPS_$(SCAN_DIR)/$(1)/Makefile) $(SCAN_DEPS),$(wildcard $(if $(filter /%,$(DEP)),$(DEP),$(SCAN_DIR)/$(1)/$(DEP))))
        { \
                $$(call progress,Collecting $(SCAN_NAME) info: $(SCAN_DIR)/$(2)) \
                echo Source-Makefile: $(SCAN_DIR)/$(2)/Makefile; \
-               $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $(SCAN_DIR)/$(2) 2>/dev/null || echo "ERROR: please fix $(SCAN_DIR)/$(2)/Makefile" >&2; \
+               $(NO_TRACE_MAKE) --no-print-dir -r DUMP=1 -C $(SCAN_DIR)/$(2) $(SCAN_MAKEOPTS) 2>/dev/null || { $$(call progress,ERROR: please fix $(SCAN_DIR)/$(2)/Makefile\n) rm -f $$@; }; \
                echo; \
        } > $$@ || true
 endef
 
 $(FILELIST):
-       rm -f tmp/info/.files-$(SCAN_TARGET)-*
-       $(call FIND_L, $(SCAN_DIR)) $(SCAN_EXTRA) -mindepth 1 $(if $(SCAN_DEPTH),-maxdepth $(SCAN_DEPTH)) -name Makefile | xargs grep -HE 'call (Build/DefaultTargets|KernelPackage|Build(Package|Kernel))' | sed -e 's#^$(SCAN_DIR)/##' -e 's#/Makefile:.*##' | uniq > $@
+       rm -f $(TMP_DIR)/info/.files-$(SCAN_TARGET)-*
+       $(call FIND_L, $(SCAN_DIR)) $(SCAN_EXTRA) -mindepth 1 $(if $(SCAN_DEPTH),-maxdepth $(SCAN_DEPTH)) -name Makefile | xargs grep -HE 'call (Build/DefaultTargets|Build(Package|Target)|.+Package)' | sed -e 's#^$(SCAN_DIR)/##' -e 's#/Makefile:.*##' | uniq > $@
 
-tmp/info/.files-$(SCAN_TARGET).mk: $(FILELIST)
+$(TMP_DIR)/info/.files-$(SCAN_TARGET).mk: $(FILELIST)
        ( \
                cat $< | awk '{print "$(SCAN_DIR)/" $$0 "/Makefile" }' | xargs grep -HE '^ *SCAN_DEPS *= *' | awk -F: '{ gsub(/^.*DEPS *= */, "", $$2); print "DEPS_" $$1 "=" $$2 }'; \
                awk -v deps="$$DEPS" '{ \
@@ -47,12 +47,12 @@ tmp/info/.files-$(SCAN_TARGET).mk: $(FILELIST)
                true; \
        ) > $@
 
--include tmp/info/.files-$(SCAN_TARGET).mk
+-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; \
@@ -60,11 +60,12 @@ $(TARGET_STAMP):
                } \
        )
 
-tmp/.$(SCAN_TARGET): $(TARGET_STAMP) $(SCAN_STAMP)
+$(TMP_DIR)/.$(SCAN_TARGET): $(TARGET_STAMP) $(SCAN_STAMP)
        $(call progress,Collecting $(SCAN_NAME) info: merging...)
-       cat $(FILELIST) | awk '{gsub(/\//, "_", $$0);print "tmp/info/.$(SCAN_TARGET)-" $$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
 
 FORCE:
 .PHONY: FORCE
+.NOTPARALLEL: