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Commit 079787f2 authored by Joonsoo Kim's avatar Joonsoo Kim Committed by Arnaldo Carvalho de Melo
Browse files

tools lib lk: Fix for cross build 



Currently, lib lk doesn't use CROSS_COMPILE environment variable, so
cross build always fails.

This is a quick fix for this problem.

Signed-off-by: default avatarJoonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1371603750-15053-2-git-send-email-iamjoonsoo.kim@lge.com


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 756bbc84

tools/lib/lk/Makefile

+15 −0
Original line number Diff line number Diff line
@@ -3,6 +3,21 @@ include ../../scripts/Makefile.include 
CC = $(CROSS_COMPILE)gcc

AR = $(CROSS_COMPILE)ar



# Makefiles suck: This macro sets a default value of $(2) for the

# variable named by $(1), unless the variable has been set by

# environment or command line. This is necessary for CC and AR

# because make sets default values, so the simpler ?= approach

# won't work as expected.

define allow-override

  $(if $(or $(findstring environment,$(origin $(1))),\

            $(findstring command line,$(origin $(1)))),,\

    $(eval $(1) = $(2)))

endef



# Allow setting CC and AR, or setting CROSS_COMPILE as a prefix.

$(call allow-override,CC,$(CROSS_COMPILE)gcc)

$(call allow-override,AR,$(CROSS_COMPILE)ar)



# guard against environment variables

LIB_H=

LIB_OBJS=