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[fix] Prevent error if unset variable is treated in utils helper

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This commit is contained in:
Jérôme Lebleu 2015-11-30 19:02:12 +01:00
parent 13dd9b4f89
commit d3c8a1bb2f
1 changed files with 1 additions and 1 deletions
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2
data/apps/helpers.d/utils
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@ -12,7 +12,7 @@ ynh_get_plain_key() {
[[ "$line" =~ ^${prefix}[^#] ]] && return [[ "$line" =~ ^${prefix}[^#] ]] && return
echo $line echo $line
elif [[ "$line" =~ ^${prefix}${key}$ ]]; then elif [[ "$line" =~ ^${prefix}${key}$ ]]; then
if [[ -n "$1" ]]; then if [[ -n "${1:-}" ]]; then
prefix+="#" prefix+="#"
key=$1 key=$1
shift shift