human_readable_duration, Terminal::appendstring: Pass strings by reference

Found by cppcheck. Signed-off-by: Anders Kaseorg <andersk@mit.edu>
2013-02-18 02:07:11 -05:00
parent e2abb8524f
commit d0eeabb51e
2 changed files with 2 additions and 2 deletions
@@ -172,7 +172,7 @@ NotificationEngine::NotificationEngine()
    show_quit_keystroke( true )
 {}

-static std::string human_readable_duration( int num_seconds, const std::string seconds_abbr ) {
+static std::string human_readable_duration( int num_seconds, const std::string &seconds_abbr ) {
  char tmp[ 128 ];
  if ( num_seconds < 60 ) {
    snprintf( tmp, 128, "%d %s", num_seconds, seconds_abbr.c_str() );