[yocto] [PATCH] toolchain-scripts.bbclass:add CROSS_COMPILE variable to environment-setup file

[b40527 at freescale.com]

From: Zongchun Yu <b40527 at freescale.com>

when compiling the linux kernel manually. users will not have to set CROSS_COMPILE separately
---
 meta/classes/toolchain-scripts.bbclass |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/meta/classes/toolchain-scripts.bbclass b/meta/classes/toolchain-scripts.bbclass
index 050e799..be5623b 100644
--- a/meta/classes/toolchain-scripts.bbclass
+++ b/meta/classes/toolchain-scripts.bbclass
@@ -47,6 +47,7 @@ toolchain_create_sdk_env_script () {
 	echo 'export OECORE_SDK_VERSION="${SDK_VERSION}"' >> $script
 	echo 'export PYTHONHOME=${SDKPATHNATIVE}${prefix_nativesdk}' >> $script
 	echo 'export ARCH=${ARCH}' >> $script
+	echo 'export CROSS_COMPILE=${TARGET_PREFIX}' >> $script
 }
 
 # This function creates an environment-setup-script in the TMPDIR which enables
@@ -92,6 +93,7 @@ toolchain_create_tree_env_script () {
 	echo 'export OECORE_DISTRO_VERSION="${DISTRO_VERSION}"' >> $script
 	echo 'export OECORE_SDK_VERSION="${SDK_VERSION}"' >> $script
 	echo 'export ARCH=${ARCH}' >> $script
+	echo 'export CROSS_COMPILE=${TARGET_PREFIX}' >> $script
 }
 
 # This function creates an environment-setup-script for use by the ADT installer
@@ -137,6 +139,7 @@ toolchain_create_sdk_env_script_for_installer () {
 	echo 'export OECORE_SDK_VERSION="${SDK_VERSION}"' >> $script
 	echo 'export PYTHONHOME=${SDKPATHNATIVE}${prefix_nativesdk}' >> $script
 	echo 'export ARCH=${ARCH}' >> $script
+	echo 'export CROSS_COMPILE=${TARGET_PREFIX}' >> $script
 }
 
 #we get the cached site config in the runtime
-- 
1.7.0.4