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authorJean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>2012-07-27 20:32:59 +0200
committerSascha Hauer <s.hauer@pengutronix.de>2012-07-30 10:04:03 +0200
commit7ff489627a9c195f05d831a5549f82487428d211 (patch)
tree328e21271b9ed69cf6a731dd09b35dab1659d8d6 /scripts
parent91b632acbf5f41865a4095096d56d29a3a6fea6d (diff)
downloadbarebox-7ff489627a9c195f05d831a5549f82487428d211.tar.gz
barebox-7ff489627a9c195f05d831a5549f82487428d211.tar.xz
kbuild: Init all relevant variables used in kbuild files
import from linux 3.5-rc5 Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/Makefile.build25
1 files changed, 24 insertions, 1 deletions
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index f70e2b946d..1a82c44bd4 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -7,7 +7,30 @@ src := $(obj)
PHONY := __build
__build:
-# Read .config if it exist, otherwise ignore
+# Init all relevant variables used in kbuild files so
+# 1) they have correct type
+# 2) they do not inherit any value from the environment
+obj-y :=
+obj-m :=
+lib-y :=
+lib-m :=
+always :=
+targets :=
+subdir-y :=
+subdir-m :=
+EXTRA_AFLAGS :=
+EXTRA_CFLAGS :=
+EXTRA_CPPFLAGS :=
+EXTRA_LDFLAGS :=
+asflags-y :=
+ccflags-y :=
+cppflags-y :=
+ldflags-y :=
+
+subdir-asflags-y :=
+subdir-ccflags-y :=
+
+# Read auto.conf if it exists, otherwise ignore
-include include/config/auto.conf
include scripts/Kbuild.include