kou commented on code in PR #50935:
URL: https://github.com/apache/arrow/pull/50935#discussion_r3840086142
##########
cpp/build-support/run-test.sh:
##########
@@ -23,42 +23,51 @@
# $ARGN - arguments for executable
#
-OUTPUT_ROOT=$1
+OUTPUT_ROOT="$1"
shift
-ROOT=$(cd $(dirname $BASH_SOURCE)/..; pwd)
+ROOT=$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd) || {
+ echo "Failed to determine project root directory" >&2
+ exit 1
+}
Review Comment:
Hmm. Can we use `set -e` instead?
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