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| author | Kevin O'Connor <kevin@koconnor.net> | 2020-12-17 09:55:44 -0500 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2020-12-17 10:02:16 -0500 |
| commit | 85300a4aadaaf2fbb0aadc01d6ed273b6ecb1215 (patch) | |
| tree | f4316b0c8b88ee55d000dc5402a6329a1a631bce /Makefile | |
| parent | 4c2d0749677976f76905962c6fa7118c99f36f10 (diff) | |
| download | kutter-85300a4aadaaf2fbb0aadc01d6ed273b6ecb1215.tar.gz kutter-85300a4aadaaf2fbb0aadc01d6ed273b6ecb1215.tar.xz kutter-85300a4aadaaf2fbb0aadc01d6ed273b6ecb1215.zip | |
Makefile: Improve build when changing micro-controller architecture
Try to clean up the dependency files when changing the
micro-controller architecture so that an explicit "make clean" isn't
needed.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 41 |
1 files changed, 23 insertions, 18 deletions
@@ -1,6 +1,6 @@ # Klipper build system # -# Copyright (C) 2016-2019 Kevin O'Connor <kevin@koconnor.net> +# Copyright (C) 2016-2020 Kevin O'Connor <kevin@koconnor.net> # # This file may be distributed under the terms of the GNU GPLv3 license. @@ -57,27 +57,22 @@ endif include src/Makefile -include src/$(patsubst "%",%,$(CONFIG_BOARD_DIRECTORY))/Makefile -################ Common build rules +################ Main build rules -$(OUT)%.o: %.c $(OUT)autoconf.h $(OUT)board-link +$(OUT)%.o: %.c $(OUT)autoconf.h @echo " Compiling $@" $(Q)$(CC) $(CFLAGS) -c $< -o $@ -$(OUT)%.ld: %.lds.S $(OUT)autoconf.h $(OUT)board-link +$(OUT)%.ld: %.lds.S $(OUT)autoconf.h @echo " Preprocessing $@" $(Q)$(CPP) -I$(OUT) -P -MD -MT $@ $< -o $@ -################ Main build rules +$(OUT)klipper.elf: $(OBJS_klipper.elf) + @echo " Linking $@" + $(Q)$(CC) $(OBJS_klipper.elf) $(CFLAGS_klipper.elf) -o $@ + $(Q)scripts/check-gcc.sh $@ $(OUT)compile_time_request.o -$(OUT)board-link: $(KCONFIG_CONFIG) - @echo " Creating symbolic link $(OUT)board" - $(Q)mkdir -p $(addprefix $(OUT), $(dirs-y)) - $(Q)touch $@ - $(Q)rm -f $(OUT)board - $(Q)ln -sf $(PWD)/src/$(CONFIG_BOARD_DIRECTORY) $(OUT)board - $(Q)mkdir -p $(OUT)board-generic - $(Q)rm -f $(OUT)board-generic/board - $(Q)ln -sf $(PWD)/src/generic $(OUT)board-generic/board +################ Compile time requests $(OUT)%.o.ctr: $(OUT)%.o $(Q)$(OBJCOPY) -j '.compile_time_request' -O binary $^ $@ @@ -88,10 +83,20 @@ $(OUT)compile_time_request.o: $(patsubst %.c, $(OUT)src/%.o.ctr,$(src-y)) ./scri $(Q)$(PYTHON) ./scripts/buildcommands.py -d $(OUT)klipper.dict -t "$(CC);$(AS);$(LD);$(OBJCOPY);$(OBJDUMP);$(STRIP)" $(OUT)compile_time_request.txt $(OUT)compile_time_request.c $(Q)$(CC) $(CFLAGS) -c $(OUT)compile_time_request.c -o $@ -$(OUT)klipper.elf: $(OBJS_klipper.elf) - @echo " Linking $@" - $(Q)$(CC) $(OBJS_klipper.elf) $(CFLAGS_klipper.elf) -o $@ - $(Q)scripts/check-gcc.sh $@ $(OUT)compile_time_request.o +################ Auto generation of "board/" include file link + +$(OUT)board-link: $(KCONFIG_CONFIG) + @echo " Creating symbolic link $(OUT)board" + $(Q)mkdir -p $(addprefix $(OUT), $(dirs-y)) + $(Q)echo "#$(CONFIG_BOARD_DIRECTORY)" > $@.temp + $(Q)if ! cmp -s $@.temp $@; then rm -f $(OUT)*.d $(patsubst %,$(OUT)%/*.d,$(dirs-y)) ; mv $@.temp $@ ; fi + $(Q)rm -f $(OUT)board + $(Q)ln -sf $(PWD)/src/$(CONFIG_BOARD_DIRECTORY) $(OUT)board + $(Q)mkdir -p $(OUT)board-generic + $(Q)rm -f $(OUT)board-generic/board + $(Q)ln -sf $(PWD)/src/generic $(OUT)board-generic/board + +include $(OUT)board-link ################ Kconfig rules |