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Make make rebuild on header changes

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Sijmen 2020-12-10 23:53:16 +01:00
parent a67d2a1945
commit 1cabaf2b04
Signed by: vijfhoek
GPG key ID: DAF7821E067D9C48
3 changed files with 8 additions and 3 deletions
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1
.gitignore vendored
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@ -1,5 +1,6 @@
*.o *.o
*.a *.a
*.d
*.elf *.elf
*.img *.img
*.lst *.lst

2
Makefile
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@ -19,7 +19,7 @@ all: $(TARGET)
$(TARGET): $(OBJS) $(LIBS) $(TARGET): $(OBJS) $(LIBS)
@echo " LINK $@" @echo " LINK $@"
$(Q)$(CC) $(CFLAGS) -o $(TARGET).elf -Xlinker -Map=$(TARGET).map -T linker.ld -nostartfiles $(OBJS) $(LIBS) $(Q)$(CXX) $(CFLAGS) -o $(TARGET).elf -Xlinker -Map=$(TARGET).map -T linker.ld -nostartfiles $(OBJS) $(LIBS)
$(Q)$(PREFIX)objdump -d $(TARGET).elf | $(PREFIX)c++filt > $(TARGET).lst $(Q)$(PREFIX)objdump -d $(TARGET).elf | $(PREFIX)c++filt > $(TARGET).lst
$(Q)$(PREFIX)objcopy $(TARGET).elf -O binary $(TARGET).img $(Q)$(PREFIX)objcopy $(TARGET).elf -O binary $(TARGET).img

6
Makefile.rules
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@ -12,6 +12,7 @@ PREFIX ?= arm-none-eabi-
CC = $(PREFIX)gcc CC = $(PREFIX)gcc
CPP = $(PREFIX)g++ CPP = $(PREFIX)g++
CXX = $(PREFIX)g++
AS = $(CC) AS = $(CC)
LD = $(PREFIX)ld LD = $(PREFIX)ld
AR = $(PREFIX)ar AR = $(PREFIX)ar
@ -39,10 +40,13 @@ else
endif endif
AFLAGS += $(ARCH) AFLAGS += $(ARCH)
CFLAGS += $(ARCH) -Wall -Wno-unused-variable -Wno-unused-but-set-variable -Wno-psabi -fsigned-char -fno-builtin -Ofast -DNDEBUG CFLAGS += $(ARCH) -MMD -MP -Wall -Wno-unused-variable -Wno-unused-but-set-variable -Wno-psabi -fsigned-char -fno-builtin -Ofast -DNDEBUG
CPPFLAGS := $(CFLAGS) $(CPPFLAGS) -fno-exceptions -fno-rtti -std=c++0x -Wno-write-strings CPPFLAGS := $(CFLAGS) $(CPPFLAGS) -fno-exceptions -fno-rtti -std=c++0x -Wno-write-strings
CFLAGS += -fno-delete-null-pointer-checks -fdata-sections -ffunction-sections -u _printf_float -std=gnu99 CFLAGS += -fno-delete-null-pointer-checks -fdata-sections -ffunction-sections -u _printf_float -std=gnu99
DEPENDS := $(patsubst %.o,%.d,$(OBJS))
-include $(DEPENDS)
.PHONY: clean .PHONY: clean
%.o: %.S %.o: %.S