diff options
Diffstat (limited to 'examples/api/Makefile')
| -rw-r--r-- | examples/api/Makefile | 44 |
1 files changed, 14 insertions, 30 deletions
diff --git a/examples/api/Makefile b/examples/api/Makefile index cad10a3..09475f8 100644 --- a/examples/api/Makefile +++ b/examples/api/Makefile @@ -11,10 +11,8 @@ ifeq ($(ARCH),arm) LOAD_ADDR = 0x1000000 endif -include $(TOPDIR)/config.mk - # Resulting ELF and binary exectuables will be named demo and demo.bin -OUTPUT = $(obj)demo +extra-y = demo # Source files located in the examples/api directory SOBJ_FILES-y += crt0.o @@ -31,39 +29,25 @@ EXT_COBJ_FILES-y += lib/time.o EXT_COBJ_FILES-y += lib/vsprintf.o EXT_SOBJ_FILES-$(CONFIG_PPC) += arch/powerpc/lib/ppcstring.o -# Create a list of source files so their dependencies can be auto-generated -SRCS += $(addprefix $(SRCTREE)/,$(EXT_COBJ_FILES-y:.o=.c)) -SRCS += $(addprefix $(SRCTREE)/,$(EXT_SOBJ_FILES-y:.o=.S)) -SRCS += $(addprefix $(SRCTREE)/examples/api/,$(COBJ_FILES-y:.o=.c)) -SRCS += $(addprefix $(SRCTREE)/examples/api/,$(SOBJ_FILES-y:.o=.S)) - # Create a list of object files to be compiled -OBJS += $(addprefix $(obj),$(SOBJ_FILES-y)) -OBJS += $(addprefix $(obj),$(COBJ_FILES-y)) -OBJS += $(addprefix $(obj),$(notdir $(EXT_COBJ_FILES-y))) -OBJS += $(addprefix $(obj),$(notdir $(EXT_SOBJ_FILES-y))) - -all: $(obj).depend $(OUTPUT) +OBJS += $(addprefix $(obj)/,$(SOBJ_FILES-y)) +OBJS += $(addprefix $(obj)/,$(COBJ_FILES-y)) +OBJS += $(addprefix $(obj)/,$(notdir $(EXT_COBJ_FILES-y))) +OBJS += $(addprefix $(obj)/,$(notdir $(EXT_SOBJ_FILES-y))) ######################################################################### -$(OUTPUT): $(OBJS) +$(obj)/demo: $(OBJS) $(LD) --gc-sections -Ttext $(LOAD_ADDR) -o $@ $^ $(PLATFORM_LIBS) - $(OBJCOPY) -O binary $@ $(OUTPUT).bin 2>/dev/null + +$(obj)/demo.bin: $(obj)/demo + $(OBJCOPY) -O binary $< $@ 2>/dev/null # Rule to build generic library C files -$(obj)%.o: $(SRCTREE)/lib/%.c - $(CC) -g $(CFLAGS) -c -o $@ $< +$(addprefix $(obj)/,$(notdir $(EXT_COBJ_FILES-y))): $(obj)/%.o: $(SRCTREE)/lib/%.c FORCE + $(call cmd,force_checksrc) + $(call if_changed_rule,cc_o_c) # Rule to build architecture-specific library assembly files -$(obj)%.o: $(SRCTREE)/arch/$(ARCH)/lib/%.S - $(CC) -g $(CFLAGS) -c -o $@ $< - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### +$(addprefix $(obj)/,$(notdir $(EXT_SOBJ_FILES-y))): $(obj)/%.o: $(SRCTREE)/arch/$(ARCH)/lib/%.S + $(call if_changed_dep,as_o_S) |