Makefile

   1 STARTING_MAKEFILE := $(firstword $(MAKEFILE_LIST))
   2 ROOT_MAKEFILE := $(lastword $(MAKEFILE_LIST))
   3 ABS_STARTING_MAKEFILE := $(abspath $(STARTING_MAKEFILE))
   4 ABS_ROOT_MAKEFILE := $(abspath $(ROOT_MAKEFILE))
   5 ABS_STARTING_DIR := $(dir $(ABS_STARTING_MAKEFILE))
   6 ABS_ROOT_DIR := $(dir $(ABS_ROOT_MAKEFILE))
   7 STARTING_DIR := $(subst $(ABS_ROOT_DIR),,$(ABS_STARTING_DIR))
   8
   9 PATH_ELEMENTS := $(subst /, ,$(STARTING_DIR))
  10
  11 define NEXT_PATH_ELEMENT
  12     $$(eval CURRENT_PATH_ELEMENT := $$(firstword  $$(PATH_ELEMENTS)))
  13     $$(eval PATH_ELEMENTS := $$(wordlist  2,9999,$$(PATH_ELEMENTS)))
  14 endef
  15
  16 $(eval $(call NEXT_PATH_ELEMENT))
  17
  18 ifeq ($(CURRENT_PATH_ELEMENT),keyboards)
  19     $(eval $(call NEXT_PATH_ELEMENT))
  20     KEYBOARD := $(CURRENT_PATH_ELEMENT)
  21     $(eval $(call NEXT_PATH_ELEMENT))
  22     ifeq ($(CURRENT_PATH_ELEMENT),keymaps)
  23         $(eval $(call NEXT_PATH_ELEMENT))
  24         KEYMAP := $(CURRENT_PATH_ELEMENT)
  25     else ifneq ($(CURRENT_PATH_ELEMENT),)
  26         SUBPROJECT := $(CURRENT_PATH_ELEMENT)
  27         $(eval $(call NEXT_PATH_ELEMENT))
  28         ifeq ($(CURRENT_PATH_ELEMENT),keymaps)
  29             $(eval $(call NEXT_PATH_ELEMENT))
  30             KEYMAP := $(CURRENT_PATH_ELEMENT)
  31         endif
  32     endif
  33 endif
  34
  35 $(info Keyboard: $(KEYBOARD))
  36 $(info Keymap: $(KEYMAP))
  37 $(info Subproject: $(SUBPROJECT))
  38
  39
  40 all:
  41         echo "Compiling"