qmk-firmware/Makefile
Fred Sundvik 1df6498721 Subproject parsing
Does not handle keyboards without subprojects correctly yet.
2016-08-20 03:24:40 +03:00

177 lines
5.3 KiB
Makefile

STARTING_MAKEFILE := $(firstword $(MAKEFILE_LIST))
ROOT_MAKEFILE := $(lastword $(MAKEFILE_LIST))
ROOT_DIR := $(dir, $(ROOT_MAKEFILE))
ifeq ($(ROOT_DIR),)
ROOT_DIR := .
endif
ABS_STARTING_MAKEFILE := $(abspath $(STARTING_MAKEFILE))
ABS_ROOT_MAKEFILE := $(abspath $(ROOT_MAKEFILE))
ABS_STARTING_DIR := $(dir $(ABS_STARTING_MAKEFILE))
ABS_ROOT_DIR := $(dir $(ABS_ROOT_MAKEFILE))
STARTING_DIR := $(subst $(ABS_ROOT_DIR),,$(ABS_STARTING_DIR))
PATH_ELEMENTS := $(subst /, ,$(STARTING_DIR))
define NEXT_PATH_ELEMENT
$$(eval CURRENT_PATH_ELEMENT := $$(firstword $$(PATH_ELEMENTS)))
$$(eval PATH_ELEMENTS := $$(wordlist 2,9999,$$(PATH_ELEMENTS)))
endef
$(eval $(call NEXT_PATH_ELEMENT))
ifeq ($(CURRENT_PATH_ELEMENT),keyboards)
$(eval $(call NEXT_PATH_ELEMENT))
KEYBOARD := $(CURRENT_PATH_ELEMENT)
$(eval $(call NEXT_PATH_ELEMENT))
ifeq ($(CURRENT_PATH_ELEMENT),keymaps)
$(eval $(call NEXT_PATH_ELEMENT))
KEYMAP := $(CURRENT_PATH_ELEMENT)
else ifneq ($(CURRENT_PATH_ELEMENT),)
SUBPROJECT := $(CURRENT_PATH_ELEMENT)
$(eval $(call NEXT_PATH_ELEMENT))
ifeq ($(CURRENT_PATH_ELEMENT),keymaps)
$(eval $(call NEXT_PATH_ELEMENT))
KEYMAP := $(CURRENT_PATH_ELEMENT)
endif
endif
endif
$(info $(ROOT_DIR)/keyboards)
KEYBOARDS := $(notdir $(patsubst %/.,%,$(wildcard $(ROOT_DIR)/keyboards/*/.)))
$(info Keyboard: $(KEYBOARD))
$(info Keymap: $(KEYMAP))
$(info Subproject: $(SUBPROJECT))
$(info Keyboards: $(KEYBOARDS))
# Compare the start of the RULE_VARIABLE with the first argument($1)
# If the rules equals $1 or starts with $1-, RULE_FOUND is set to true
# and $1 is removed from the RULE variable
# Otherwise the RULE_FOUND variable is set to false
# The function is a bit tricky, since there's no built in $(startswith) function
define COMPARE_AND_REMOVE_FROM_RULE
RULE_FOUND := false
ifeq ($1,$$(RULE))
RULE:=
RULE_FOUND := true
else
STARTDASH_REMOVED=$$(subst START$1-,,START$$(RULE))
ifneq ($$(STARTDASH_REMOVED),START$$(RULE))
RULE_FOUND := true
RULE := $$(STARTDASH_REMOVED)
else
RULE_FOUND := false
endif
endif
endef
# Recursively try to find a match
# $1 The list to be checked
# If a match is found, then RULE_FOUND is set to true
# and MATCHED_ITEM to the item that was matched
define TRY_TO_MATCH_RULE_FROM_LIST
ifneq ($1,)
$$(eval $$(call COMPARE_AND_REMOVE_FROM_RULE,$$(firstword $1)))
ifeq ($$(RULE_FOUND),true)
MATCHED_ITEM := $$(firstword $1)
else
$$(eval $$(call TRY_TO_MATCH_RULE_FROM_LIST,$$(wordlist 2,9999,$1)))
endif
endif
endef
define ALL_IN_LIST_LOOP
OLD_RULE$1 := $$(RULE)
$$(eval $$(call $1,$$(ITEM$1)))
RULE := $$(OLD_RULE$1)
endef
define PARSE_ALL_IN_LIST
$$(foreach ITEM$1,$2,$$(eval $$(call ALL_IN_LIST_LOOP,$1)))
endef
define PARSE_ALL_KEYBOARDS
$$(eval $$(call PARSE_ALL_IN_LIST,PARSE_KEYBOARD,$(KEYBOARDS)))
endef
define PARSE_ALL_KEYMAPS
$$(eval $$(call PARSE_ALL_IN_LIST,PARSE_KEYMAP,$$(KEYMAPS)))
endef
define PARSE_ALL_SUBPROJECTS
ifeq ($$(SUBPROJECTS),)
$$(eval $$(call PARSE_SUBPROJECT,))
else
$$(eval $$(call PARSE_ALL_IN_LIST,PARSE_SUBPROJECT,$$(SUBPROJECTS)))
endif
endef
# $1 Subproject
define PARSE_SUBPROJECT
CURRENT_SP := $1
KEYMAPS := $$(notdir $$(patsubst %/.,%,$$(wildcard $(ROOT_DIR)/keyboards/$$(CURRENT_KB)/keymaps/*/.)))
$$(eval $$(call COMPARE_AND_REMOVE_FROM_RULE,allkm))
ifeq ($$(RULE_FOUND),true)
$$(eval $$(call PARSE_ALL_KEYMAPS))
else
$$(eval $$(call TRY_TO_MATCH_RULE_FROM_LIST,$$(KEYMAPS)))
ifeq ($$(RULE_FOUND),true)
$$(eval $$(call PARSE_KEYMAP,$$(MATCHED_ITEM)))
endif
endif
endef
# $1 = Keyboard
define PARSE_KEYBOARD
CURRENT_KB := $1
# A subproject is any keyboard subfolder with a makefile
SUBPROJECTS := $$(notdir $$(patsubst %/Makefile,%,$$(wildcard $(ROOT_DIR)/keyboards/$$(CURRENT_KB)/*/Makefile)))
$$(eval $$(call COMPARE_AND_REMOVE_FROM_RULE,allsp))
ifeq ($$(RULE_FOUND),true)
$$(eval $$(call PARSE_ALL_SUBPROJECTS))
else
$$(eval $$(call TRY_TO_MATCH_RULE_FROM_LIST,$$(SUBPROJECTS)))
ifeq ($$(RULE_FOUND),true)
$$(eval $$(call PARSE_SUBPROJECT,$$(MATCHED_ITEM)))
endif
endif
endef
# $1 Keymap
define PARSE_KEYMAP
CURRENT_KM = $1
COMMANDS += KEYBOARD_$$(CURRENT_KB)_SUBPROJECT_$$(CURRENT_SP)_KEYMAP_$$(CURRENT_KM)
COMMAND_KEYBOARD_$$(CURRENT_KB)_SUBPROJECT_$(CURRENT_SP)_KEYMAP_$$(CURRENT_KM) := Keyboard $$(CURRENT_KB), Subproject $$(CURRENT_SP), Keymap $$(CURRENT_KM)
endef
define PARSE_RULE
RULE := $1
COMMANDS :=
$$(eval $$(call COMPARE_AND_REMOVE_FROM_RULE,allkb))
ifeq ($$(RULE_FOUND),true)
$$(eval $$(call PARSE_ALL_KEYBOARDS))
else
$$(eval $$(call TRY_TO_MATCH_RULE_FROM_LIST,$$(KEYBOARDS)))
ifeq ($$(RULE_FOUND),true)
$$(eval $$(call PARSE_KEYBOARD,$$(MATCHED_ITEM)))
endif
endif
endef
RUN_COMMAND = echo "Running": $(COMMAND_$(COMMAND));
.PHONY: %
%:
$(eval $(call PARSE_RULE,$@))
$(foreach COMMAND,$(COMMANDS),$(RUN_COMMAND))
.PHONY: all-keyboards
all-keyboards: allkb
.PHONY: all-keyboards-defaults
all-keyboards-defaults: allkb-default-default
.PHONY: all
all:
echo "Compiling"