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[SPARK-50416][CORE] A more portable terminal / pipe test needed for bin/load-spark-env.sh #48937

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[SPARK-50416][CORE] A more portable terminal / pipe test needed for bin/load-spark-env.sh #48937

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2 changes: 1 addition & 1 deletion bin/load-spark-env.sh
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Expand Up @@ -65,6 +65,6 @@ export SPARK_SCALA_VERSION=2.13
#fi

# Append jline option to enable the Beeline process to run in background.
if [[ ( ! $(ps -o stat= -p $$) =~ "+" ) && ! ( -p /dev/stdin ) ]]; then
if [ -e /usr/bin/tty -a "`tty`" != "not a tty" -a ! -p /dev/stdin ]; then
export SPARK_BEELINE_OPTS="$SPARK_BEELINE_OPTS -Djline.terminal=jline.UnsupportedTerminal"
fi