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tests: avoid using length

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Use ${#  for length instead.
This commit is contained in:
Zdenek Kabelac 2023-02-09 14:02:17 +01:00
parent 30b9d4d4aa
commit cc2293f18e
1 changed files with 1 additions and 1 deletions
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2
test/lib/utils.sh
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@ -87,7 +87,7 @@ mkdtemp() {
base_template=$(echo "$template" | sed 's/XX*$//')
# Calculate how many X's we've just removed.
nx=$(expr length "$template" - length "$base_template")
nx=$(( ${#template} - ${#base_template} ))
err=
i=1