bt2c::Logger: remove unused cLevel() method

[babeltrace.git] / tests / utils / env.sh.in

diff --git a/tests/utils/env.sh.in b/tests/utils/env.sh.in
index 12069fef8cfafdbecf01304d7b80e885c68803d6..77e0c443ec9f00b8e96f3d27e48eba5091efc226 100644 (file)
--- a/tests/utils/env.sh.in
+++ b/tests/utils/env.sh.in
@@ -1,14 +1,15 @@
-#!/bin/bash
-#
 # SPDX-FileCopyrightText: 2021-2022 EfficiOS, Inc.
 # SPDX-License-Identifier: GPL-2.0-only
 
-# Sets the variable named `$1` to `$2` if it's not set, and exports it.
+# shellcheck shell=bash
+
+# Sets the variable named `$1` to `$2` if it's not set (or empty), and
+# exports it.
 _set_var_def() {
        local -r varname=$1
        local -r val=$2
 
-       if [[ -z ${!varname:-} ]]; then
+       if [[ -z $(eval echo "\${$varname:-}") ]]; then
                eval "$varname='$val'"
        fi