diff options
Diffstat (limited to 'src/server/signal.h')
| -rw-r--r-- | src/server/signal.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/server/signal.h b/src/server/signal.h index 0504274..1bbc724 100644 --- a/src/server/signal.h +++ b/src/server/signal.h @@ -19,7 +19,8 @@ int signal_call(int signalFd); /** * Wait for given signal, with an optional timeout. - * If timeout == 0, wait forever. + * If timeout == 0, just poll once. + * If timeout < 0, wait forever. * @return > 0 telling how many times the signal was called, * SIGNAL_TIMEOUT if the timeout was reached, * SIGNAL_ERROR if some error occured |