# 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