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 184389df3540c21440d44cb7917c59ecf7d367c0..77e0c443ec9f00b8e96f3d27e48eba5091efc226 100644 (file)
--- a/tests/utils/env.sh.in
+++ b/tests/utils/env.sh.in
@@ -9,7 +9,7 @@ _set_var_def() {
        local -r varname=$1
        local -r val=$2
 
-       if [[ -z $(eval echo "\$$varname") ]]; then
+       if [[ -z $(eval echo "\${$varname:-}") ]]; then
                eval "$varname='$val'"
        fi