include/scan.mk

   1 include $(TOPDIR)/include/verbose.mk
   2 TMP_DIR:=$(TOPDIR)/tmp
   3
   4 all: $(TMP_DIR)/.$(SCAN_TARGET)
   5
   6 include $(TOPDIR)/include/host.mk
   7
   8 SCAN_TARGET ?= packageinfo
   9 SCAN_NAME ?= package
  10 SCAN_DIR ?= package
  11 TARGET_STAMP:=$(TMP_DIR)/info/.files-$(SCAN_TARGET).stamp
  12 FILELIST:=$(TMP_DIR)/info/.files-$(SCAN_TARGET)-$(SCAN_COOKIE)
  13
  14 ifeq ($(IS_TTY),1)
  15   define progress
  16         printf "\033[M\r$(1)" >&2;
  17   endef
  18 else
  19   define progress
  20         :;
  21   endef
  22 endif
  23
  24 define PackageDir
  25   $(TMP_DIR)/.$(SCAN_TARGET): $(TMP_DIR)/info/.$(SCAN_TARGET)-$(1)
  26   $(TMP_DIR)/info/.$(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))))
  27         { \
  28                 $$(call progress,Collecting $(SCAN_NAME) info: $(SCAN_DIR)/$(2)) \
  29                 echo Source-Makefile: $(SCAN_DIR)/$(2)/Makefile; \
  30                 $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $(SCAN_DIR)/$(2) $(SCAN_MAKEOPTS) 2>/dev/null || echo "ERROR: please fix $(SCAN_DIR)/$(2)/Makefile" >&2; \
  31                 echo; \
  32         } > $$@ || true
  33 endef
  34
  35 $(FILELIST):
  36         rm -f $(TMP_DIR)/info/.files-$(SCAN_TARGET)-*
  37         $(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 > $@
  38
  39 $(TMP_DIR)/info/.files-$(SCAN_TARGET).mk: $(FILELIST)
  40         ( \
  41                 cat $< | awk '{print "$(SCAN_DIR)/" $$0 "/Makefile" }' | xargs grep -HE '^ *SCAN_DEPS *= *' | awk -F: '{ gsub(/^.*DEPS *= */, "", $$2); print "DEPS_" $$1 "=" $$2 }'; \
  42                 awk -v deps="$$DEPS" '{ \
  43                         info=$$0; \
  44                         gsub(/\//, "_", info); \
  45                         print "$$(eval $$(call PackageDir," info "," $$0 "))"; \
  46                 } ' < $<; \
  47                 true; \
  48         ) > $@
  49
  50 -include $(TMP_DIR)/info/.files-$(SCAN_TARGET).mk
  51
  52 $(TARGET_STAMP)::
  53         ( \
  54                 $(NO_TRACE_MAKE) $(FILELIST); \
  55                 MD5SUM=$$(cat $(FILELIST) | (md5sum || md5) | awk '{print $$1}'); \
  56                 [ -f "$@.$$MD5SUM" ] || { \
  57                         rm -f $@.*; \
  58                         touch $@.$$MD5SUM; \
  59                         touch $@; \
  60                 } \
  61         )
  62
  63 $(TMP_DIR)/.$(SCAN_TARGET): $(TARGET_STAMP) $(SCAN_STAMP)
  64         $(call progress,Collecting $(SCAN_NAME) info: merging...)
  65         cat $(FILELIST) | awk '{gsub(/\//, "_", $$0);print "$(TMP_DIR)/info/.$(SCAN_TARGET)-" $$0}' | xargs cat > $@
  66         $(call progress,Collecting $(SCAN_NAME) info: done)
  67         echo
  68
  69 FORCE:
  70 .PHONY: FORCE
  71 .NOTPARALLEL: