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contrib/bash_completion.d: fix obvious shellcheck problems

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Reviewed-by: John Kennedy <john.kennedy@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12042
This commit is contained in:
наб 2021-05-16 21:59:56 +02:00 committed by Brian Behlendorf
parent 359b6cca0f
commit 9627bdc697
1 changed files with 28 additions and 25 deletions
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53
contrib/bash_completion.d/zfs.in
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@ -62,24 +62,25 @@ __zfs_list_filesystems()
__zfs_match_snapshot() __zfs_match_snapshot()
{ {
local base_dataset=${cur%@*} local base_dataset="${cur%@*}"
if [[ $base_dataset != $cur ]] if [ "$base_dataset" != "$cur" ]
then then
$__ZFS_CMD list -H -o name -s name -t snapshot -d 1 $base_dataset $__ZFS_CMD list -H -o name -s name -t snapshot -d 1 "$base_dataset"
else else
if [[ $cur != "" ]] && __zfs_list_datasets $cur &> /dev/null if [ "$cur" != "" ] && __zfs_list_datasets "$cur" &> /dev/null
then then
$__ZFS_CMD list -H -o name -s name -t filesystem -r $cur | tail -n +2 $__ZFS_CMD list -H -o name -s name -t filesystem -r "$cur" | tail -n +2
# We output the base dataset name even though we might be # We output the base dataset name even though we might be
# completing a command that can only take a snapshot, because it # completing a command that can only take a snapshot, because it
# prevents bash from considering the completion finished when it # prevents bash from considering the completion finished when it
# ends in the bare @. # ends in the bare @.
echo $cur echo "$cur"
echo $cur@ echo "$cur@"
else else
local datasets=$(__zfs_list_datasets) local datasets
datasets="$(__zfs_list_datasets)"
# As above # As above
echo $datasets echo "$datasets"
if [[ "$cur" == */ ]] if [[ "$cur" == */ ]]
then then
# If the current command ends with a slash, then the only way # If the current command ends with a slash, then the only way
@ -89,54 +90,56 @@ __zfs_match_snapshot()
local num_children local num_children
# This is actually off by one as zfs list includes the named # This is actually off by one as zfs list includes the named
# dataset in addition to its children # dataset in addition to its children
num_children=$(__zfs_list_datasets -d 1 ${cur%/} 2> /dev/null | wc -l) num_children=$(__zfs_list_datasets -d 1 "${cur%/}" 2> /dev/null | wc -l)
if [[ $num_children != 2 ]] if [[ $num_children != 2 ]]
then then
return 0 return 0
fi fi
fi fi
echo "$datasets" | awk '{print $1"@"}' echo "$datasets" | awk '{print $1 "@"}'
fi fi
fi fi
} }
__zfs_match_snapshot_or_bookmark() __zfs_match_snapshot_or_bookmark()
{ {
local base_dataset=${cur%[#@]*} local base_dataset="${cur%[#@]*}"
if [[ $base_dataset != $cur ]] if [ "$base_dataset" != "$cur" ]
then then
if [[ $cur == *@* ]] if [[ $cur == *@* ]]
then then
$__ZFS_CMD list -H -o name -s name -t snapshot -d 1 $base_dataset $__ZFS_CMD list -H -o name -s name -t snapshot -d 1 "$base_dataset"
else else
$__ZFS_CMD list -H -o name -s name -t bookmark -d 1 $base_dataset $__ZFS_CMD list -H -o name -s name -t bookmark -d 1 "$base_dataset"
fi fi
else else
$__ZFS_CMD list -H -o name -s name -t filesystem,volume $__ZFS_CMD list -H -o name -s name -t filesystem,volume
if [[ $cur != "" ]] && $__ZFS_CMD list -H -o name -s name -t filesystem,volume $cur &> /dev/null if [ -e "$cur" ] && $__ZFS_CMD list -H -o name -s name -t filesystem,volume "$cur" &> /dev/null
then then
echo $cur@ echo "$cur@"
echo $cur# echo "$cur#"
fi fi
fi fi
} }
__zfs_match_multiple_snapshots() __zfs_match_multiple_snapshots()
{ {
local existing_opts=$(expr "$cur" : '\(.*\)[%,]') local existing_opts
if [[ $existing_opts ]] existing_opts="$(expr "$cur" : '\(.*\)[%,]')"
if [ -e "$existing_opts" ]
then then
local base_dataset=${cur%@*} local base_dataset="${cur%@*}"
if [[ $base_dataset != $cur ]] if [ "$base_dataset" != "$cur" ]
then then
local cur=${cur##*,} local cur="${cur##*,}"
if [[ $cur =~ ^%|%.*% ]] if [[ $cur =~ ^%|%.*% ]]
then then
# correct range syntax is start%end # correct range syntax is start%end
return 1 return 1
fi fi
local range_start=$(expr "$cur" : '\(.*%\)') local range_start
$__ZFS_CMD list -H -o name -s name -t snapshot -d 1 $base_dataset | sed 's$.*@$'$range_start'$g' range_start="$(expr "$cur" : '\(.*%\)')"
$__ZFS_CMD list -H -o name -s name -t snapshot -d 1 "$base_dataset" | sed 's$.*@$'"$range_start"'$g'
fi fi
else else
__zfs_match_snapshot_or_bookmark __zfs_match_snapshot_or_bookmark