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dduan/quiet.sh

Last active January 7, 2018 06:34
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Run any command and suppress its output to stdin and stderr, unless it returns an error code.
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quiet.sh
#!/usr/bin/env bash
# Run any command and suppress its output to stdin and stderr, unless it returns an error code.
OUTPUT=$(${@:1} 2>&1)
if [ $? -eq 0 ]; then
exit
fi
OLDLFS=$LFS
IFS=$'\n'
for l in $OUTPUT; do
echo $l;
done
LFS=$OLDLFS
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