diff options
| author | Ray Strode <rstrode@redhat.com> | 2015-02-27 12:24:21 -0500 |
|---|---|---|
| committer | Ray Strode <rstrode@redhat.com> | 2015-02-27 12:28:47 -0500 |
| commit | 04c0d76f70719dc16b32efdb5c677255fe7467bf (patch) | |
| tree | 135d77403059b18702059e3463b016d315fbd649 | |
| parent | 8a16520fced1633e1408a467162f4ceddaa6371c (diff) | |
| download | gdm-04c0d76f70719dc16b32efdb5c677255fe7467bf.tar.gz | |
worker: add some debug messages
This will make it clear what VT we're on,
and whether or not the session has control of the tty..
| -rw-r--r-- | daemon/gdm-session-worker.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/daemon/gdm-session-worker.c b/daemon/gdm-session-worker.c index 470428ba..90c9245a 100644 --- a/daemon/gdm-session-worker.c +++ b/daemon/gdm-session-worker.c @@ -989,17 +989,23 @@ jump_to_vt (GdmSessionWorker *worker, int fd; gboolean just_opened_tty = FALSE; + g_debug ("GdmSessionWorker: jumping to VT %d", vt_number); if (worker->priv->session_tty_fd != -1) { struct vt_mode setmode_request = { 0 }; fd = worker->priv->session_tty_fd; - ioctl (fd, KDSETMODE, KD_GRAPHICS); + g_debug ("GdmSessionWorker: first setting graphics mode to prevent flicker"); + if (ioctl (fd, KDSETMODE, KD_GRAPHICS) < 0) { + g_debug ("GdmSessionWorker: couldn't set graphics mode: %m"); + } setmode_request.mode = VT_PROCESS; setmode_request.relsig = RELEASE_DISPLAY_SIGNAL; setmode_request.acqsig = ACQUIRE_DISPLAY_SIGNAL; - ioctl (fd, VT_SETMODE, &setmode_request); + if (ioctl (fd, VT_SETMODE, &setmode_request) < 0) { + g_debug ("GdmSessionWorker: couldn't manage VTs manually: %m"); + } signal (RELEASE_DISPLAY_SIGNAL, on_release_display); signal (ACQUIRE_DISPLAY_SIGNAL, on_acquire_display); @@ -1929,7 +1935,9 @@ gdm_session_worker_start_session (GdmSessionWorker *worker, /* Take control of the tty */ if (needs_controlling_terminal) { - ioctl (STDIN_FILENO, TIOCSCTTY, 0); + if (ioctl (STDIN_FILENO, TIOCSCTTY, 0) < 0) { + g_debug ("GdmSessionWorker: could not take control of tty: %m"); + } } #endif |