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toolchain-scripts: compatibility with unbound variable protection

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Fixed an error when Bash's unbound variable protection is enabled (set -u) and variable "LD_LIBRARY_PATH" does not exist.

(From OE-Core rev: ad2b7b4d4138ac5f6f74f69d9d6d88a592b14c6f)

Signed-off-by: Jan Kircher <openembedded@hetsh.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 85685370b0ad93291cda59fb091a15eeecf5e0d5)
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Jan Kircher
2023-01-10 17:11:18 +01:00
committed by Richard Purdie
parent 82bd71e1cb
commit 7b199d5083
1 changed files with 1 additions and 1 deletions
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meta/classes/toolchain-scripts.bbclass
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@@ -31,7 +31,7 @@ toolchain_create_sdk_env_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' >> $script
echo 'if [ ! -z "${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