Makefile: Fix KCONFIG_AUTOHEADER dependencies
This makes the Makefile more robust when changing the file name or changing the .config outside of make *config Change-Id: Ifc013cc3ef899a7846742a961261ac50bc67e27b Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org> Reviewed-on: http://review.coreboot.org/10970 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <pgeorgi@google.com> Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
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Makefile
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Makefile
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@ -138,7 +138,7 @@ real-all: real-target
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# must come rather early
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.SECONDEXPANSION:
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$(obj)/config.h:
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$(KCONFIG_AUTOHEADER): $(KCONFIG_CONFIG)
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$(MAKE) oldconfig
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# Add a new class of source/object files to the build system
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@ -218,7 +218,7 @@ define create_cc_template
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# $4 additional dependencies
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ifn$(EMPTY)def $(1)-objs_$(2)_template
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de$(EMPTY)fine $(1)-objs_$(2)_template
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$$(call src-to-obj,$1,$$(1).$2): $$(1).$2 $(obj)/config.h $(4)
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$$(call src-to-obj,$1,$$(1).$2): $$(1).$2 $(KCONFIG_AUTOHEADER) $(4)
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@printf " CC $$$$(subst $$$$(obj)/,,$$$$(@))\n"
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$(CC_$(1)) -MMD $$$$(CPPFLAGS_$(1)) $$$$(CFLAGS_$(1)) -MT $$$$(@) $(3) -c -o $$$$@ $$$$<
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en$(EMPTY)def
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