mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 10:18:38 +00:00
66 lines
1.5 KiB
Makefile
66 lines
1.5 KiB
Makefile
# our default target
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.PHONY: all
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all:
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include $(TOPDIR)/config.mk
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LIB := $(obj)built-in.o
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LIBGCC = $(obj)libgcc.o
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SRCS :=
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include Makefile
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# Going forward use the following
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obj-y := $(sort $(obj-y))
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extra-y := $(sort $(extra-y))
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lib-y := $(sort $(lib-y))
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subdir-y := $(patsubst %/,%,$(filter %/, $(obj-y)))
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obj-y := $(patsubst %/, %/built-in.o, $(obj-y))
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subdir-obj-y := $(filter %/built-in.o, $(obj-y))
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subdir-obj-y := $(addprefix $(obj),$(subdir-obj-y))
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SRCS += $(wildcard $(obj-y:.o=.c) $(obj-y:.o=.S) $(lib-y:.o=.c) \
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$(lib-y:.o=.S) $(extra-y:.o=.c) $(extra-y:.o=.S))
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OBJS := $(addprefix $(obj),$(obj-y))
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# $(obj-dirs) is a list of directories that contain object files
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obj-dirs := $(dir $(OBJS))
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# Create directories for object files if directory does not exist
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# Needed when obj-y := dir/file.o syntax is used
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_dummy := $(foreach d,$(obj-dirs), $(shell [ -d $(d) ] || mkdir -p $(d)))
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LGOBJS := $(addprefix $(obj),$(sort $(lib-y)))
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all: $(LIB) $(addprefix $(obj),$(extra-y))
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$(LIB): $(obj).depend $(OBJS)
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$(call cmd_link_o_target, $(OBJS))
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ifneq ($(strip $(lib-y)),)
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all: $(LIBGCC)
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$(LIBGCC): $(obj).depend $(LGOBJS)
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$(call cmd_link_o_target, $(LGOBJS))
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endif
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ifneq ($(subdir-obj-y),)
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# Descending
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$(subdir-obj-y): $(subdir-y)
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$(subdir-y): FORCE
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$(MAKE) -C $@ -f $(TOPDIR)/scripts/Makefile.build
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endif
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#########################################################################
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# defines $(obj).depend target
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include $(TOPDIR)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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.PHONY: FORCE
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