fix warnings when CONTINUOUS_INTEGRATION env var is unset

2015-03-16 22:38:39 +01:00 · 2015-03-16 22:38:39 +01:00 · d1f99abf75
parent c35b3160f6
commit d1f99abf75
1 changed files with 3 additions and 1 deletions
--- a/testcases/lib/StatusLine.pm
+++ b/testcases/lib/StatusLine.pm
@ -19,7 +19,9 @@ sub noninteractive {
    # CONTINUOUS_INTEGRATION gets set when running under Travis, see
    # http://docs.travis-ci.com/user/ci-environment/ and
    # https://github.com/travis-ci/travis-ci/issues/1337
-    return (! -t STDOUT) || $ENV{CONTINUOUS_INTEGRATION} eq 'true';
+    return (! -t STDOUT) || (
+        defined($ENV{CONTINUOUS_INTEGRATION}) &&
+        $ENV{CONTINUOUS_INTEGRATION} eq 'true');
 }

 # setup %ansi_line_upwards to map all working displays to the