From: Denys Dmytriyenko <de...@ti.com>

Provide a descriptive error message and exit the environment-setup script,
when LD_LIBRARY_PATH is set on the host system.

Signed-off-by: Denys Dmytriyenko <de...@ti.com>
---
 meta/classes/toolchain-scripts.bbclass | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/meta/classes/toolchain-scripts.bbclass 
b/meta/classes/toolchain-scripts.bbclass
index 260ece9..ef7b26f 100644
--- a/meta/classes/toolchain-scripts.bbclass
+++ b/meta/classes/toolchain-scripts.bbclass
@@ -25,6 +25,21 @@ toolchain_create_sdk_env_script () {
        
script=${1:-${SDK_OUTPUT}/${SDKPATH}/environment-setup-$multimach_target_sys}
        rm -f $script
        touch $script
+
+       echo '# Check for LD_LIBRARY_PATH being set, which can break SDK and 
generally is a bad practice' >> $script
+       echo '# 
http://tldp.org/HOWTO/Program-Library-HOWTO/shared-libraries.html#AEN80' >> 
$script
+       echo '# http://xahlee.info/UnixResource_dir/_/ldpath.html' >> $script
+       echo '# Only disable this check if you are absolutely know what you are 
doing!' >> $script
+       echo 'if [ ! -z "$LD_LIBRARY_PATH" ]; then' >> $script
+       echo "    echo \"Your environment is misconfigured, you probably need 
to 'unset LD_LIBRARY_PATH'\"" >> $script
+       echo "    echo \"but please check why this was set in the first place 
and that it's safe to unset.\"" >> $script
+       echo '    echo "The SDK will not operate correctly in most cases when 
LD_LIBRARY_PATH is set."' >> $script
+       echo '    echo "For more references see:"' >> $script
+       echo '    echo "  
http://tldp.org/HOWTO/Program-Library-HOWTO/shared-libraries.html#AEN80";' >> 
$script
+       echo '    echo "  http://xahlee.info/UnixResource_dir/_/ldpath.html";' 
>> $script
+       echo '    return 1' >> $script
+       echo 'fi' >> $script
+
        echo 'export SDKTARGETSYSROOT='"$sysroot" >> $script
        EXTRAPATH=""
        for i in ${CANADIANEXTRAOS}; do
-- 
2.7.4

-- 
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