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authorMasahiro Yamada <yamada.m@jp.panasonic.com>2014-04-15 14:47:40 +0900
committerTom Rini <trini@ti.com>2014-04-18 11:43:36 -0400
commit0e6256d0770f5f2bda80e9ce1aa8dd404de4bcdf (patch)
tree574d13f1ef7f68367dafa4af5157d7d544b4c871 /Makefile
parent71ba24581c8b6fae2d6f04681c8a2fe310aec4c0 (diff)
kbuild: add user-supplied CPPFLAGS, AFLAGS and CFLAGS
Like Linux Kernel, this commit provides environment variables KCPPFLAGS, KAFLAGS and KCFLAGS, which are useful to pass additional options. Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile5
1 files changed, 5 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 970a219c91b..01918690407 100644
--- a/Makefile
+++ b/Makefile
@@ -584,6 +584,11 @@ endif
export CONFIG_SYS_TEXT_BASE
+# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
+KBUILD_CPPFLAGS += $(KCPPFLAGS)
+KBUILD_AFLAGS += $(KAFLAGS)
+KBUILD_CFLAGS += $(KCFLAGS)
+
# Use UBOOTINCLUDE when you must reference the include/ directory.
# Needed to be compatible with the O= option
UBOOTINCLUDE := \