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-rw-r--r--toolchain/toolchain-external/toolchain-external.mk13
1 files changed, 13 insertions, 0 deletions
diff --git a/toolchain/toolchain-external/toolchain-external.mk b/toolchain/toolchain-external/toolchain-external.mk
index 1424c23ef7..2309e9faca 100644
--- a/toolchain/toolchain-external/toolchain-external.mk
+++ b/toolchain/toolchain-external/toolchain-external.mk
@@ -294,6 +294,7 @@ TOOLCHAIN_EXTERNAL_SOURCE = mips-2013.11-36-mips-linux-gnu-i686-pc-linux-gnu.tar
else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_NIOSII201305),y)
TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/nios2-linux-gnu/
TOOLCHAIN_EXTERNAL_SOURCE = sourceryg++-2013.05-43-nios2-linux-gnu-i686-pc-linux-gnu.tar.bz2
+TOOLCHAIN_EXTERNAL_POST_INSTALL_STAGING_HOOKS += TOOLCHAIN_EXTERNAL_SANITIZE_KERNEL_HEADERS
else ifeq ($(BR2_TOOLCHAIN_EXTERNAL_CODESOURCERY_POWERPC201009),y)
TOOLCHAIN_EXTERNAL_SITE = http://sourcery.mentor.com/public/gnu_toolchain/powerpc-linux-gnu/
TOOLCHAIN_EXTERNAL_SOURCE = freescale-2010.09-55-powerpc-linux-gnu-i686-pc-linux-gnu.tar.bz2
@@ -630,6 +631,18 @@ define TOOLCHAIN_EXTERNAL_INSTALL_WRAPPER
-o $(HOST_DIR)/usr/bin/ext-toolchain-wrapper
endef
+# This sed magic is taken from Linux headers_install.sh script.
+define TOOLCHAIN_EXTERNAL_SANITIZE_KERNEL_HEADERS
+ $(Q)$(call MESSAGE,"Sanitizing kernel headers");
+ find $(STAGING_DIR)/usr/include/linux/ -name "*.h" | xargs sed -r -i \
+ -e 's/([ \t(])(__user|__force|__iomem)[ \t]/\1/g' \
+ -e 's/__attribute_const__([ \t]|$$)/\1/g' \
+ -e 's@^#include <linux/compiler.h>@@' \
+ -e 's/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$$)/\1__attribute__((packed))\2/g' \
+ -e 's/(^|[ \t(])(inline|asm|volatile)([ \t(]|$$)/\1__\2__\3/g' \
+ -e 's@#(ifndef|define|endif[ \t]*/[*])[ \t]*_UAPI@#\1 @'
+endef
+
# Even though we're installing things in both the staging, the host
# and the target directory, we do everything within the
# install-staging step, arbitrarily.
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