include/scan.mk

   1 include $(TOPDIR)/include/verbose.mk
   2
   3 all: tmp/.$(SCAN_TARGET)
   4
   5 SCAN_TARGET ?= packageinfo
   6 SCAN_NAME ?= package
   7 SCAN_DIR ?= package
   8 TARGET_STAMP:=tmp/info/.files-$(SCAN_TARGET).stamp
   9 FILELIST:=tmp/info/.files-$(SCAN_TARGET)-$(SCAN_COOKIE)
  10
  11 ifeq ($(IS_TTY),1)
  12   define progress
  13         printf "\033[M\r$(1)" >&2;
  14   endef
  15 else
  16   define progress
  17         :
  18   endef
  19 endif
  20
  21 define PackageDir
  22   tmp/.$(SCAN_TARGET): tmp/info/.$(SCAN_TARGET)-$(1)
  23   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))))
  24         { \
  25                 $$(call progress,Collecting $(SCAN_NAME) info: $(SCAN_DIR)/$(2)) \
  26                 echo Source-Makefile: $(SCAN_DIR)/$(2)/Makefile; \
  27                 $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $(SCAN_DIR)/$(2) 2>/dev/null || echo "ERROR: please fix $(SCAN_DIR)/$(2)/Makefile" >&2; \
  28                 echo; \
  29         } > $$@ || true
  30 endef
  31
  32 $(FILELIST):
  33         rm -f tmp/info/.files-$(SCAN_TARGET)-*
  34         find -follow $(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 > $@
  35
  36 tmp/info/.files-$(SCAN_TARGET).mk: $(FILELIST)
  37         ( \
  38                 cat $< | awk '{print "$(SCAN_DIR)/" $$0 "/Makefile" }' | xargs grep -HE '^ *SCAN_DEPS *= *' | awk -F: '{ gsub(/^.*DEPS *= */, "", $$2); print "DEPS_" $$1 "=" $$2 }'; \
  39                 awk -v deps="$$DEPS" '{ \
  40                         info=$$0; \
  41                         gsub(/\//, "_", info); \
  42                         print "$$(eval $$(call PackageDir," info "," $$0 "))"; \
  43                 } ' < $<; \
  44                 true; \
  45         ) > $@
  46
  47 -include tmp/info/.files-$(SCAN_TARGET).mk
  48
  49 $(TARGET_STAMP):
  50         ( \
  51                 $(NO_TRACE_MAKE) $(FILELIST); \
  52                 MD5SUM=$$(cat $(FILELIST) | (md5sum || md5) | awk '{print $$1}'); \
  53                 [ -f "$@.$$MD5SUM" ] || { \
  54                         rm -f $@.*; \
  55                         touch $@.$$MD5SUM; \
  56                         touch $@; \
  57                 } \
  58         )
  59
  60 tmp/.$(SCAN_TARGET): $(TARGET_STAMP) $(SCAN_STAMP)
  61         $(call progress,Collecting $(SCAN_NAME) info: merging...)
  62         cat $(FILELIST) | awk '{gsub(/\//, "_", $$0);print "tmp/info/.$(SCAN_TARGET)-" $$0}' | xargs cat > $@
  63         $(call progress,Collecting $(SCAN_NAME) info: done)
  64         echo
  65
  66 FORCE:
  67 .PHONY: FORCE