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btrfs-progs: fsck.btrfs: Fix bashism and bad getopts processing

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First fix == bashism, as that is not accepted by e.g. Debian/Ubuntu
dash.

Secondly shift OPTIND, such that last parameter is checked to exist.

Signed-off-by: Dimitri John Ledkov <dimitri.j.ledkov@intel.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
This commit is contained in:
Dimitri John Ledkov 2015-05-21 13:50:55 +01:00 committed by David Sterba
parent d6cedbcdd3
commit 7f1ccecfaa
1 changed files with 2 additions and 1 deletions
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fsck.btrfs
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@ -26,12 +26,13 @@ do
a|A|p|y) AUTO=true;; a|A|p|y) AUTO=true;;
esac esac
done done
shift $(($OPTIND - 1))
eval DEV=\${$#} eval DEV=\${$#}
if [ ! -e $DEV ]; then if [ ! -e $DEV ]; then
echo "$0: $DEV does not exist" echo "$0: $DEV does not exist"
exit 8 exit 8
fi fi
if [ "$AUTO" == "false" ]; then if ! $AUTO; then
echo "If you wish to check the consistency of a BTRFS filesystem or" echo "If you wish to check the consistency of a BTRFS filesystem or"
echo "repair a damaged filesystem, see btrfs(8) subcommand 'check'." echo "repair a damaged filesystem, see btrfs(8) subcommand 'check'."
fi fi