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Fix a bashism and some minor bugs in nuke-graph-directory.sh

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Signed-off-by: Andrew Page <admwiggin@gmail.com>
This commit is contained in:
Tianon Gravi 2014-12-12 11:51:12 -07:00
parent d7d981bf3a
commit 6b340e391c
1 changed files with 3 additions and 2 deletions
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5
contrib/nuke-graph-directory.sh
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@ -50,9 +50,10 @@ for mount in $(awk '{ print $5 }' /proc/self/mountinfo); do
done
# now, let's go destroy individual btrfs subvolumes, if any exist
if command -v btrfs &> /dev/null; then
if command -v btrfs > /dev/null 2>&1; then
root="$(df "$dir" | awk 'NR>1 { print $NF }')"
for subvol in $(btrfs subvolume list -o "$root" 2>/dev/null | awk -F' path ' '{ print $2 }'); do
root="${root#/}" # if root is "/", we want it to become ""
for subvol in $(btrfs subvolume list -o "$root/" 2>/dev/null | awk -F' path ' '{ print $2 }' | sort -r); do
subvolDir="$root/$subvol"
if dir_in_dir "$subvolDir" "$dir"; then
( set -x; btrfs subvolume delete "$subvolDir" )