diff options
Diffstat (limited to 'tmk_core')
| -rw-r--r-- | tmk_core/rules.mk | 96 |
1 files changed, 57 insertions, 39 deletions
diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk index c81fa6854..d2350f27c 100644 --- a/tmk_core/rules.mk +++ b/tmk_core/rules.mk @@ -15,6 +15,16 @@ # Carlos Lamas # +# Enable vpath seraching for source files only +# Without this, output files, could be read from the wrong .build directories +VPATH_SRC := $(VPATH) +vpath %.c $(VPATH_SRC) +vpath %.h $(VPATH_SRC) +vpath %.cpp $(VPATH_SRC) +vpath %.hpp $(VPATH_SRC) +vpath %.S $(VPATH_SRC) +VPATH := + # Output format. (can be srec, ihex, binary) FORMAT = ihex @@ -35,11 +45,6 @@ ifeq ($(COLOR),true) BOLD=\033[1m endif -ifdef quick - QUICK = $(quick) -endif - -QUICK ?= false AUTOGEN ?= false ifneq ($(shell awk --version 2>/dev/null),) @@ -71,7 +76,7 @@ BUILD_CMD = LOG=$$($(CMD) 2>&1) ; if [ $$? -gt 0 ]; then $(PRINT_ERROR); elif [ # Each directory must be seperated by a space. # Use forward slashes for directory separators. # For a directory that has spaces, enclose it in quotes. -EXTRAINCDIRS += $(subst :, ,$(VPATH)) +EXTRAINCDIRS += $(subst :, ,$(VPATH_SRC)) # Compiler flag to set the C Standard level. @@ -268,22 +273,21 @@ LST = $(patsubst %.c,$(OBJDIR)/%.lst,$(patsubst %.cpp,$(OBJDIR)/%.lst,$(patsubst # Compiler flags to generate dependency files. #GENDEPFLAGS = -MMD -MP -MF .dep/$(@F).d -GENDEPFLAGS = -MMD -MP -MF $(BUILD_DIR)/.dep/$(subst /,_,$(subst $(BUILD_DIR)/,,$@)).d +GENDEPFLAGS = -MMD -MP -MF $(patsubst %.o,%.td,$@) # Combine all necessary flags and optional flags. # Add target processor to flags. # You can give extra flags at 'make' command line like: make EXTRAFLAGS=-DFOO=bar -ALL_CFLAGS = $(MCUFLAGS) $(CFLAGS) $(GENDEPFLAGS) $(EXTRAFLAGS) -ALL_CPPFLAGS = $(MCUFLAGS) -x c++ $(CPPFLAGS) $(GENDEPFLAGS) $(EXTRAFLAGS) +ALL_CFLAGS = $(MCUFLAGS) $(CFLAGS) $(EXTRAFLAGS) +ALL_CPPFLAGS = $(MCUFLAGS) -x c++ $(CPPFLAGS) $(EXTRAFLAGS) ALL_ASFLAGS = $(MCUFLAGS) -x assembler-with-cpp $(ASFLAGS) $(EXTRAFLAGS) +MOVE_DEP = mv -f $(patsubst %.o,%.td,$@) $(patsubst %.o,%.d,$@) + # Default target. all: build sizeafter -# Quick make that doesn't clean -quick: build sizeafter - # Change the build target to build a HEX file or a library. build: elf hex #build: elf hex eep lss sym @@ -373,35 +377,62 @@ BEGIN = gccversion check_submodule sizebefore # Link: create ELF output file from object files. .SECONDARY : $(BUILD_DIR)/$(TARGET).elf .PRECIOUS : $(OBJ) -%.elf: $(OBJ) | $(BEGIN) +# Note the obj.txt depeendency is there to force linking if a source file is deleted +%.elf: $(OBJ) $(OBJDIR)/cflags.txt $(OBJDIR)/ldflags.txt $(OBJDIR)/obj.txt | $(BEGIN) @$(SILENT) || printf "$(MSG_LINKING) $@" | $(AWK_CMD) - $(eval CMD=$(CC) $(ALL_CFLAGS) $^ --output $@ $(LDFLAGS)) + $(eval CMD=$(CC) $(ALL_CFLAGS) $(filter-out %.txt,$^) --output $@ $(LDFLAGS)) @$(BUILD_CMD) define GEN_OBJRULE # Compile: create object files from C source files. -$1/%.o : %.c | $(BEGIN) +$1/%.o : %.c $1/%.d $1/cflags.txt $1/compiler.txt | $(BEGIN) @mkdir -p $$(@D) @$$(SILENT) || printf "$$(MSG_COMPILING) $$<" | $$(AWK_CMD) - $$(eval CMD=$$(CC) -c $$(ALL_CFLAGS) $$< -o $$@) + $$(eval CMD=$$(CC) -c $$(ALL_CFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP)) @$$(BUILD_CMD) # Compile: create object files from C++ source files. -$1/%.o : %.cpp | $(BEGIN) +$1/%.o : %.cpp $1/%.d $1/cppflags.txt $1/compiler.txt | $(BEGIN) @mkdir -p $$(@D) @$$(SILENT) || printf "$$(MSG_COMPILING_CPP) $$<" | $$(AWK_CMD) - $$(eval CMD=$$(CC) -c $$(ALL_CPPFLAGS) $$< -o $$@) + $$(eval CMD=$$(CC) -c $$(ALL_CPPFLAGS) $$(GENDEPFLAGS) $$< -o $$@ && $$(MOVE_DEP)) @$(BUILD_CMD) # Assemble: create object files from assembler source files. -$1/%.o : %.S | $(BEGIN) +$1/%.o : %.S $1/asflags.txt $1/compiler.txt | $(BEGIN) @mkdir -p $$(@D) @$(SILENT) || printf "$$(MSG_ASSEMBLING) $$<" | $$(AWK_CMD) $$(eval CMD=$$(CC) -c $$(ALL_ASFLAGS) $$< -o $$@) @$$(BUILD_CMD) +$1/force: + +$1/cflags.txt: $1/force + echo '$$(ALL_CFLAGS)' | cmp -s - $$@ || echo '$$(ALL_CFLAGS)' > $$@ + +$1/cppflags.txt: $1/force + echo '$$(ALL_CPPFLAGS)' | cmp -s - $$@ || echo '$$(ALL_CPPFLAGS)' > $$@ + +$1/asflags.txt: $1/force + echo '$$(ALL_ASFLAGS)' | cmp -s - $$@ || echo '$$(ALL_ASFLAGS)' > $$@ + +$1/ldflags.txt: $1/force + echo '$$(LDFLAGS)' | cmp -s - $$@ || echo '$$(LDFLAGS)' > $$@ + +$1/obj.txt: $1/force + echo '$$(OBJ)' | cmp -s - $$@ || echo '$$(OBJ)' > $$@ + +$1/compiler.txt: $1/force + $$(CC) --version | cmp -s - $$@ || $$(CC) --version > $$@ endef +# We have to use static rules for the .d files for some reason +DEPS = $(patsubst %.o,%.d,$(OBJ)) +# Keep the .d files +.PRECIOUS: $(DEPS) +# Empty rule to force recompilation if the .d file is missing +$(DEPS): + # Since the object files could be in two different folders, generate # separate rules for them, rather than having too generic rules $(eval $(call GEN_OBJRULE,$(OBJDIR))) @@ -424,7 +455,10 @@ $(eval $(call GEN_OBJRULE,$(KBOBJDIR))) $(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@ # Target: clean project. -clean: +clean: + $(REMOVE) -r $(OBJDIR) 2>/dev/null + $(REMOVE) -r $(KBOBJDIR) 2>/dev/null + $(REMOVE) $(BUILD_DIR)/$(TARGET).* show_path: @echo VPATH=$(VPATH) @@ -444,7 +478,6 @@ all-keyboards-defaults: all-keyboards-defaults-all KEYBOARDS := $(SUBDIRS:$(TOP_DIR)/keyboards/%/=/keyboards/%) all-keyboards-all: $(addsuffix -all,$(KEYBOARDS)) -all-keyboards-quick: $(addsuffix -quick,$(KEYBOARDS)) all-keyboards-clean: $(addsuffix -clean,$(KEYBOARDS)) all-keyboards: all-keyboards-all @@ -461,12 +494,10 @@ done endef define make_keyboard_helper -# Just remove the -quick, -all and so on from the first argument and pass it forward +# Just remove the -all and so on from the first argument and pass it forward $(call make_keyboard,$(subst -$2,,$1),$2) endef -/keyboards/%-quick: - $(call make_keyboard_helper,$@,quick) /keyboards/%-all: $(call make_keyboard_helper,$@,all) /keyboards/%-clean: @@ -484,19 +515,6 @@ all-keymaps-%: all-keymaps: all-keymaps-all -GOAL=$(MAKECMDGOALS) -ifeq ($(MAKECMDGOALS),) -GOAL = all -endif -CLEANING_GOALS=clean clean_list all -ifneq ($(findstring $(GOAL),$(CLEANING_GOALS)),) -$(shell $(REMOVE) -r $(BUILD_DIR) 2>/dev/null) -$(shell $(REMOVE) -r $(TOP_DIR)/$(BUILD_DIR)) -$(shell $(REMOVE) -r $(KEYBOARD_PATH)/$(BUILD_DIR)) -$(shell if $$SUBPROJECT; then $(REMOVE) -r $(SUBPROJECT_PATH)/$(BUILD_DIR); fi) -$(shell $(REMOVE) -r $(KEYMAP_PATH)/$(BUILD_DIR)) -endif - # Create build directory $(shell mkdir $(BUILD_DIR) 2>/dev/null) @@ -505,11 +523,11 @@ $(shell mkdir $(OBJDIR) 2>/dev/null) $(shell mkdir $(KBOBJDIR) 2>/dev/null) # Include the dependency files. --include $(shell mkdir $(BUILD_DIR)/.dep 2>/dev/null) $(wildcard $(BUILD_DIR)/.dep/*) +-include $(patsubst %.o,%.d,$(OBJ)) # Listing of phony targets. -.PHONY : all quick finish sizebefore sizeafter gccversion \ +.PHONY : all finish sizebefore sizeafter gccversion \ build elf hex eep lss sym coff extcoff check_submodule \ clean clean_list debug gdb-config show_path \ program teensy dfu flip dfu-ee flip-ee dfu-start \ |