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build system: generalize src-to-obj 

It can now be used on any list of files instead of assuming
to work on $($(class)-src).

This is inspired by the commit listed below, but rewritten to match
upstream, and split in smaller pieces to keep intent clear.

Change-Id: Ib77afedd4c3f847963497beea503f5447a7c6e28
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Based-On-Change-Id: I50af7dacf616e0f8ff4c43f4acc679089ad7022b
Based-On-Signed-off-by: Julius Werner <jwerner@chromium.org>
Based-On-Reviewed-on: https://chromium-review.googlesource.com/219170
Reviewed-on: http://review.coreboot.org/9161
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
This commit is contained in:
Patrick Georgi 2015-03-27 16:56:23 +01:00 committed by Patrick Georgi
parent cbe27469c1
commit 10f86b0bd8
1 changed files with 2 additions and 2 deletions
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4
Makefile
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@ -203,8 +203,8 @@ endif
# Eliminate duplicate mentions of source files in a class
$(foreach class,$(classes),$(eval $(class)-srcs:=$(sort $($(class)-srcs))))
src-to-obj=$(addsuffix .$(1).o, $(basename $(patsubst src/%, $(obj)/%, $($(1)-srcs))))
$(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class))))
src-to-obj=$(addsuffix .$(1).o, $(basename $(patsubst src/%, $(obj)/%, $(2))))
$(foreach class,$(classes),$(eval $(class)-objs:=$(call src-to-obj,$(class),$($(class)-srcs))))
# Save all objs before processing them (for dependency inclusion)
originalobjs:=$(foreach var, $(addsuffix -objs,$(classes)), $($(var)))