Makefile
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上传日期:2013-02-24
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- #
- # linux/arch/arm/tools/Makefile
- #
- # Copyright (C) 2001 Russell King
- #
- all: $(TOPDIR)/include/asm-arm/mach-types.h
- $(TOPDIR)/include/asm-arm/constants.h
- $(TOPDIR)/include/asm-arm/mach-types.h: mach-types gen-mach-types
- awk -f gen-mach-types mach-types > $@
- # Generate the constants.h header file using the compiler. We get
- # the compiler to spit out assembly code, and then mundge it into
- # what we want. We do this in several stages so make picks up on
- # any errors that occur along the way.
- constants.h: constants-hdr getconstants.c
- $(CC) $(CFLAGS) -S -o $@.tmp.1 getconstants.c
- sed 's/^(#define .* )[#$$](.*)/12/;/^#define/!d' $@.tmp.1 > $@.tmp.2
- cat constants-hdr $@.tmp.2 > $@
- $(RM) $@.tmp*
- # Only update include/asm-arm/constants.h when it has actually changed.
- $(TOPDIR)/include/asm-arm/constants.h: constants.h
- cmp constants.h $@ >/dev/null 2>&1 || cp -p constants.h $@
- # Build our dependencies, and then generate the constants and
- # mach-types header files. If we do it now, mkdep will pick
- # the dependencies up later on when it runs through the other
- # directories
- dep:
- $(TOPDIR)/scripts/mkdep $(CFLAGS) $(EXTRA_CFLAGS) -- getconstants.c |
- sed s,getconstants.o,constants.h, > .depend
- $(MAKE) all
- .PHONY: all dep
- ifneq ($(wildcard .depend),)
- include .depend
- endif