[PATCH 13/24] kbuild: add arch/$ARCH/include to search path

[Sam Ravnborg]

This patch conclude the support for

   arch/$ARCH/include

Note: The individual architectures will most likely require
      a few minor patches to support locating header files in
      arch/$ARCH/include

Testing shows that it worked out-of-the-box for sparc.
x86 required a few trivial changes in the arch
specific Makefile and a few include paths had to be adjusted.

Signed-off-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
---
 Makefile |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/Makefile b/Makefile
index 339f6d3..4a1ed80 100644
--- a/Makefile
+++ b/Makefile
@@ -329,7 +329,8 @@ AFLAGS_KERNEL	=
 # Needed to be compatible with the O= option
 LINUXINCLUDE    := -Iinclude \
                    $(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) \
-		   -include include/linux/autoconf.h
+                   -I$(srctree)/arch/$(hdr-arch)/include               \
+                   -include include/linux/autoconf.h
 
 KBUILD_CPPFLAGS := -D__KERNEL__ $(LINUXINCLUDE)
 
-- 
1.5.6.1.93.gef98

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