logind: allow switching to unused VTs via SwitchTo()

If compositors use the new SwitchTo() logic to map F1-F12, we should allow
them to switch to unregistered VTs, too. Otherwise, the auto-spawn logic
of gettys won't trigger.

Reported-by: Jasper St. Pierre <jstpierre@mecheye.net>
Signed-off-by: David Herrmann <dh.herrmann@gmail.com>

diff --git a/src/login/logind-seat.c b/src/login/logind-seat.c
index 3114de84de5811950248486d1a02862f29eb7fb1..99921951511cc3c9293c06d0be12fb3669cda899 100644 (file)
--- a/src/login/logind-seat.c
+++ b/src/login/logind-seat.c
@@ -275,8 +275,13 @@ int seat_switch_to(Seat *s, unsigned int num) {
         if (!num)
                 return -EINVAL;
 
-        if (num >= s->position_count || !s->positions[num])
+        if (num >= s->position_count || !s->positions[num]) {
+                /* allow switching to unused VTs to trigger auto-activate */
+                if (seat_has_vts(s) && num < 64)
+                        return chvt(num);
+
                 return -EINVAL;
+        }
 
         return session_activate(s->positions[num]);
 }