diff options
| author | Eric Koegel <eric.koegel@gmail.com> | 2014-09-16 20:40:16 +0300 |
|---|---|---|
| committer | Eric Koegel <eric.koegel@gmail.com> | 2014-09-22 09:18:48 +0300 |
| commit | 950ca44ff07af3c47cbdfde5333d05b3c8f509cd (patch) | |
| tree | 18fd5f4396f29ad9d815be6469679350123622f1 | |
| parent | a3a4725ef4d63034981b0915194930bfb8d274f1 (diff) | |
| download | xfce4-session-950ca44ff07af3c47cbdfde5333d05b3c8f509cd.tar.gz | |
Check the return value of select
| -rw-r--r-- | xfce4-session/xfsm-legacy.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/xfce4-session/xfsm-legacy.c b/xfce4-session/xfsm-legacy.c index 7f29ea36..88c3ee06 100644 --- a/xfce4-session/xfsm-legacy.c +++ b/xfce4-session/xfsm-legacy.c @@ -442,6 +442,7 @@ xfsm_legacy_perform_session_save (void) fd_set fds; int msecs; int fd; + int ret; msecs = (int)(g_timer_elapsed (timer, NULL) * 1000); if (msecs >= WM_SAVE_YOURSELF_TIMEOUT) @@ -452,7 +453,15 @@ xfsm_legacy_perform_session_save (void) FD_SET (fd, &fds); tv.tv_sec = (WM_SAVE_YOURSELF_TIMEOUT - msecs) / 1000; tv.tv_usec = ((WM_SAVE_YOURSELF_TIMEOUT - msecs) % 1000) * 1000; - select (fd + 1, &fds, NULL, &fds, &tv); + ret = select (fd + 1, &fds, NULL, &fds, &tv); + if (ret == -1) + { + perror ("select"); + } + else if (ret == 0) + { + g_warning ("xfsm_legacy_perform_session_save, select: no data before timeout reached"); + } } } g_timer_destroy (timer); |