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Makefile: disallow building if config.h obviously isn't up to date.

This commit is contained in:
Markus Hitter 2010-10-02 16:10:28 +02:00
parent 69ab8cbd9d
commit 5cb2982e57
1 changed files with 6 additions and 2 deletions
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8
Makefile
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@ -78,9 +78,9 @@ OBJ = $(patsubst %.c,%.o,${SOURCES})
.PHONY: all program clean size
.PRECIOUS: %.o %.elf
all: $(PROGRAM).hex $(PROGRAM).lst $(PROGRAM).sym size
all: config.h $(PROGRAM).hex $(PROGRAM).lst $(PROGRAM).sym size
program: $(PROGRAM).hex
program: config.h $(PROGRAM).hex
stty $(PROGBAUD) raw ignbrk hup < $(PROGPORT)
@sleep 0.1
@stty $(PROGBAUD) raw ignbrk hup < $(PROGPORT)
@ -96,6 +96,10 @@ size: $(PROGRAM).elf
@$(OBJDUMP) -h $^ | perl -ne '/.(data|bss)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " RAM : %5d bytes (%2d%% of %2dkb) (%2d%% of %2dkb)\n", $$a, $$a * 100 / (1 * 1024), 1, $$a * 100 / (2 * 1024), 2 }'
@$(OBJDUMP) -h $^ | perl -ne '/.(eeprom)\s+([0-9a-f]+)/ && do { $$a += eval "0x$$2" }; END { printf " EEPROM: %5d bytes (%2d%% of %2dkb) (%2d%% of %2dkb)\n", $$a, $$a * 100 / (1 * 1024), 1, $$a * 100 / (2 * 1024), 2 }'
config.h: config.h.dist
@echo "Please review config.h, as config.h.dist is more recent."
@false
%.o: %.c
@echo " CC $@"
@$(CC) -c $(CFLAGS) -Wa,-adhlns=$(<:.c=.al) -o $@ $^