include/scan.mk

   1 include $(TOPDIR)/include/verbose.mk
   2
   3 SCAN_TARGET ?= packageinfo
   4 SCAN_NAME ?= package
   5 SCAN_DIR ?= package
   6 SCAN_DEPS ?= include/package.mk
   7
   8 ifeq ($(IS_TTY),1)
   9   define progress
  10         printf "\033[M\r$(1)" >&2;
  11   endef
  12 else
  13   define progress
  14         :
  15   endef
  16 endif
  17
  18 SCAN = $(patsubst $(SCAN_DIR)/%/Makefile,%,$(wildcard $(SCAN_DIR)/*/Makefile))
  19 tmp/.$(SCAN_TARGET):
  20         @($(call progress,Collecting $(SCAN_NAME) info: merging...))
  21         for file in $(SCAN); do \
  22                 cat tmp/info/.$(SCAN_TARGET)-$$file; \
  23         done > $@
  24         @($(call progress,Collecting $(SCAN_NAME) info: done))
  25         @echo
  26
  27 ifneq ($(SCAN_EXTRA),)
  28 SCAN_STAMP=tmp/info/.scan-$(SCAN_TARGET)-$(shell ls $(SCAN_EXTRA) 2>/dev/null | (md5sum || md5) 2>/dev/null | cut -d' ' -f1)
  29 $(SCAN_STAMP):
  30         rm -f tmp/info/.scan-$(SCAN_TARGET)-*
  31         touch $@
  32 endif
  33
  34 # FIXME: generate this dynamically?
  35 ifeq ($(SCAN_TARGET),packageinfo)
  36 tmp/info/.packageinfo-kernel: $(wildcard package/kernel/modules/*.mk)
  37 endif
  38
  39 define scanfiles
  40 $(foreach FILE,$(SCAN),
  41   tmp/.$(SCAN_TARGET): tmp/info/.$(SCAN_TARGET)-$(FILE) FORCE
  42   tmp/info/.$(SCAN_TARGET)-$(FILE): $(SCAN_DEPS) $(SCAN_DIR)/$(FILE)/Makefile $(SCAN_STAMP)
  43         grep -E 'include (\$$$$\(INCLUDE_DIR\)|\$$$$\(TOPDIR\)/include)/' $(SCAN_DIR)/$(FILE)/Makefile >/dev/null && { \
  44                 $$(call progress,Collecting $(SCAN_NAME) info: $(SCAN_DIR)/$(FILE)) \
  45                 echo Source-Makefile: $(SCAN_DIR)/$(FILE)/Makefile; \
  46                 $(NO_TRACE_MAKE) --no-print-dir DUMP=1 -C $(SCAN_DIR)/$(FILE) 3>/dev/null || echo "ERROR: please fix $(SCAN_DIR)/$(FILE)/Makefile" >&2; \
  47                 echo; \
  48         } > $$@ || true
  49 )
  50
  51 endef
  52 $(eval $(call scanfiles))
  53
  54 FORCE:
  55 .PHONY: FORCE