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selftests/run_kselftest.sh: Use readlink if realpath is not available

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'realpath' is not always available,  fallback to 'readlink -f' if is not
available. They seem to work equally well in this context.

Link: https://lore.kernel.org/r/20250318160510.3441646-1-yosry.ahmed@linux.dev
Signed-off-by: Yosry Ahmed <yosry.ahmed@linux.dev>
Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
This commit is contained in:
Yosry Ahmed 2025-03-18 16:05:10 +00:00 committed by Shuah Khan
parent 1efe202228
commit 1107dc4c5b
1 changed files with 8 additions and 1 deletions
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9
tools/testing/selftests/run_kselftest.sh
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@ -3,7 +3,14 @@
#
# Run installed kselftest tests.
#
BASE_DIR=$(realpath $(dirname $0))
# Fallback to readlink if realpath is not available
if which realpath > /dev/null; then
BASE_DIR=$(realpath $(dirname $0))
else
BASE_DIR=$(readlink -f $(dirname $0))
fi
cd $BASE_DIR
TESTS="$BASE_DIR"/kselftest-list.txt
if [ ! -r "$TESTS" ] ; then