[U-Boot] [PATCH] kbuild: add user-supplied CPPFLAGS, AFLAGS and CFLAGS

[U-Boot] [PATCH] kbuild: add user-supplied CPPFLAGS, AFLAGS and CFLAGS

[Masahiro Yamada]

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>
---
 Makefile | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Makefile b/Makefile
index 970a219..0191869 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    := \
-- 
1.8.3.2

[U-Boot] kbuild: add user-supplied CPPFLAGS, AFLAGS and CFLAGS

[Tom Rini]

On Tue, Apr 15, 2014 at 02:47:40PM +0900, Masahiro Yamada wrote:

> 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>

Applied to u-boot/master, thanks!

-- 
Tom
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