[PATCH 01/34] kbuild: Introduce KBUILD_AUTOCONF variable for auto.conf include

[Alexis Berlemont <alexis.berlemont@gmail.com>]

From: Jiri Olsa <jolsa@redhat.com>

Introducing KBUILD_AUTOCONF variable for auto.conf include
allowing to specify custom auto.conf file.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Michal Marek <mmarek@suse.cz>
Cc: linux-kbuild@vger.kernel.org
Cc: Stephane Eranian <eranian@google.com>
---
 scripts/Makefile.build | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 003bc26..7602c01 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -31,7 +31,8 @@ subdir-asflags-y :=
 subdir-ccflags-y :=
 
 # Read auto.conf if it exists, otherwise ignore
--include include/config/auto.conf
+kbuild-autoconf := $(if $(KBUILD_AUTOCONF),$(KBUILD_AUTOCONF),include/config/auto.conf)
+-include $(kbuild-autoconf)
 
 include scripts/Kbuild.include
 
-- 
1.9.2