diff options
Diffstat (limited to 'src/ck-vt-monitor.c')
| -rw-r--r-- | src/ck-vt-monitor.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/ck-vt-monitor.c b/src/ck-vt-monitor.c index 59d3d1c..d21026b 100644 --- a/src/ck-vt-monitor.c +++ b/src/ck-vt-monitor.c @@ -40,6 +40,12 @@ #include "ck-sysdeps.h" #include "ck-marshal.h" +#if defined (__sun) && defined (HAVE_SYS_VT_H) +#include <sys/vt.h> +#include <signal.h> +#include <stropts.h> +#endif + #ifndef ERROR #define ERROR -1 #endif @@ -157,6 +163,44 @@ ck_vt_monitor_get_active (CkVtMonitor *vt_monitor, return TRUE; } +#if defined (__sun) && defined (HAVE_SYS_VT_H) +static void +handle_vt_active (void) +{ + struct vt_stat state; + guint num; + CkVtMonitor *vt_monitor = CK_VT_MONITOR (vt_object); + + g_return_if_fail (CK_IS_VT_MONITOR (vt_monitor)); + + /* + * state.v_active value: [1 .. N] + * + * VT device file VT # + * + * /dev/console --- VT #1 + * /dev/vt/2 --- VT #2 + * /dev/vt/3 --- VT #3 + * /dev/vt/N --- VT #4 + */ + if (ioctl (vt_monitor->priv->vfd, VT_GETSTATE, &state) != -1) { + num = state.v_active; + } else { + g_debug ("Fails to ioctl VT_GETSTATE"); + } + + if (vt_monitor->priv->active_num != num) { + g_debug ("Changing active VT: %d", num); + + vt_monitor->priv->active_num = num; + + g_signal_emit (vt_monitor, signals [ACTIVE_CHANGED], 0, num); + } else { + g_debug ("VT activated but already active: %d", num); + } +} +#endif + static void change_active_num (CkVtMonitor *vt_monitor, guint num) @@ -338,6 +382,22 @@ vt_add_watches (CkVtMonitor *vt_monitor) int i; gint32 current_num; +#if defined (__sun) && !defined (HAVE_SYS_VT_H) + /* Best to do nothing if VT is not supported */ +#elif defined (__sun) && defined (HAVE_SYS_VT_H) + /* + * Solaris supports synchronous event notification in STREAMS. + * Applications that open the virtual console device can + * get a asynchronous notification of VT switching by setting + * the S_MSG flag in an I_SETSIG STREAMS ioctl. Such processes + * receive a SIGPOLL signal when a VT switching succeeds. + */ + struct sigaction act; + act.sa_handler = handle_vt_active; + sigaction (SIGPOLL, &act, NULL); + + ioctl (vt_monitor->priv->vfd, I_SETSIG, S_MSG); +#else G_LOCK (hash_lock); current_num = vt_monitor->priv->active_num; @@ -365,6 +425,7 @@ vt_add_watches (CkVtMonitor *vt_monitor) } G_UNLOCK (hash_lock); +#endif } static void |