diff options
| -rw-r--r-- | tmk_core/rules.mk | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/tmk_core/rules.mk b/tmk_core/rules.mk index f6819d7c31..8acb439321 100644 --- a/tmk_core/rules.mk +++ b/tmk_core/rules.mk @@ -278,7 +278,7 @@ 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. @@ -288,6 +288,8 @@ ALL_CFLAGS = $(MCUFLAGS) $(CFLAGS) $(GENDEPFLAGS) $(EXTRAFLAGS) ALL_CPPFLAGS = $(MCUFLAGS) -x c++ $(CPPFLAGS) $(GENDEPFLAGS) $(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 @@ -390,17 +392,17 @@ BEGIN = gccversion check_submodule sizebefore define GEN_OBJRULE # Compile: create object files from C source files. -$1/%.o : %.c | $(BEGIN) +$1/%.o : %.c $1/%.d | $(BEGIN) @mkdir -p $$(@D) @$$(SILENT) || printf "$$(MSG_COMPILING) $$<" | $$(AWK_CMD) - $$(eval CMD=$$(CC) -c $$(ALL_CFLAGS) $$< -o $$@) + $$(eval CMD=$$(CC) -c $$(ALL_CFLAGS) $$< -o $$@ && $$(MOVE_DEP)) @$$(BUILD_CMD) # Compile: create object files from C++ source files. -$1/%.o : %.cpp | $(BEGIN) +$1/%.o : %.cpp $1/%.d | $(BEGIN) @mkdir -p $$(@D) @$$(SILENT) || printf "$$(MSG_COMPILING_CPP) $$<" | $$(AWK_CMD) - $$(eval CMD=$$(CC) -c $$(ALL_CPPFLAGS) $$< -o $$@) + $$(eval CMD=$$(CC) -c $$(ALL_CPPFLAGS) $$< -o $$@ && $$(MOVE_DEP)) @$(BUILD_CMD) # Assemble: create object files from assembler source files. @@ -409,9 +411,15 @@ $1/%.o : %.S | $(BEGIN) @$(SILENT) || printf "$$(MSG_ASSEMBLING) $$<" | $$(AWK_CMD) $$(eval CMD=$$(CC) -c $$(ALL_ASFLAGS) $$< -o $$@) @$$(BUILD_CMD) - 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))) @@ -434,7 +442,7 @@ $(eval $(call GEN_OBJRULE,$(KBOBJDIR))) $(CC) -E -mmcu=$(MCU) $(CFLAGS) $< -o $@ # Target: clean project. -clean: +clean: show_path: @echo VPATH=$(VPATH) @@ -515,7 +523,7 @@ $(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. |