X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flogin%2Flogind-seat.c;h=49808c928b0db389126e7365206ae18a0c6a6936;hb=e93549ef29c4123d9ee45acb5815048390201e49;hp=5350e770041c78533007c64dd863436b4074b973;hpb=a08ac7e0f72a502564aae6b85a8821f6bd03493c;p=elogind.git

diff --git a/src/login/logind-seat.c b/src/login/logind-seat.c
index 5350e7700..49808c928 100644
--- a/src/login/logind-seat.c
+++ b/src/login/logind-seat.c
@@ -19,21 +19,16 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
 ***/
 
-#include <assert.h>
 #include <errno.h>
 #include <unistd.h>
 #include <fcntl.h>
-#include <sys/ioctl.h>
-#include <linux/vt.h>
 #include <string.h>
 
-#include "sd-id128.h"
 #include "sd-messages.h"
 #include "logind-seat.h"
 #include "logind-acl.h"
 #include "util.h"
 #include "mkdir.h"
-#include "path-util.h"
 
 Seat *seat_new(Manager *m, const char *id) {
         Seat *s;
@@ -154,7 +149,7 @@ int seat_save(Seat *s) {
 
 finish:
         if (r < 0)
-                log_error("Failed to save seat data %s: %s", s->state_file, strerror(-r));
+                log_error_errno(r, "Failed to save seat data %s: %m", s->state_file);
 
         return r;
 }
@@ -201,7 +196,7 @@ int seat_preallocate_vts(Seat *s) {
 
                 q = vt_allocate(i);
                 if (q < 0) {
-                        log_error("Failed to preallocate VT %i: %s", i, strerror(-q));
+                        log_error_errno(q, "Failed to preallocate VT %u: %m", i);
                         r = q;
                 }
         }
@@ -221,7 +216,7 @@ int seat_apply_acls(Seat *s, Session *old_active) {
                             !!s->active, s->active ? s->active->user->uid : 0);
 
         if (r < 0)
-                log_error("Failed to apply ACLs: %s", strerror(-r));
+                log_error_errno(r, "Failed to apply ACLs: %m");
 
         return r;
 }
@@ -275,8 +270,13 @@ 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]);
 }
@@ -335,12 +335,24 @@ int seat_active_vt_changed(Seat *s, unsigned int vtnr) {
 
         log_debug("VT changed to %u", vtnr);
 
+        /* we might have earlier closing sessions on the same VT, so try to
+         * find a running one first */
         LIST_FOREACH(sessions_by_seat, i, s->sessions)
-                if (i->vtnr == vtnr) {
+                if (i->vtnr == vtnr && !i->stopping) {
                         new_active = i;
                         break;
                 }
 
+        if (!new_active) {
+                /* no running one? then we can't decide which one is the
+                 * active one, let the first one win */
+                LIST_FOREACH(sessions_by_seat, i, s->sessions)
+                        if (i->vtnr == vtnr) {
+                                new_active = i;
+                                break;
+                        }
+        }
+
         r = seat_set_active(s, new_active);
         manager_spawn_autovt(s->manager, vtnr);
 
@@ -395,9 +407,9 @@ int seat_start(Seat *s) {
                 return 0;
 
         log_struct(LOG_INFO,
-                   MESSAGE_ID(SD_MESSAGE_SEAT_START),
+                   LOG_MESSAGE_ID(SD_MESSAGE_SEAT_START),
                    "SEAT_ID=%s", s->id,
-                   "MESSAGE=New seat %s.", s->id,
+                   LOG_MESSAGE("New seat %s.", s->id),
                    NULL);
 
         /* Initialize VT magic stuff */
@@ -423,9 +435,9 @@ int seat_stop(Seat *s, bool force) {
 
         if (s->started)
                 log_struct(LOG_INFO,
-                           MESSAGE_ID(SD_MESSAGE_SEAT_STOP),
+                           LOG_MESSAGE_ID(SD_MESSAGE_SEAT_STOP),
                            "SEAT_ID=%s", s->id,
-                           "MESSAGE=Removed seat %s.", s->id,
+                           LOG_MESSAGE("Removed seat %s.", s->id),
                            NULL);
 
         seat_stop_sessions(s, force);
@@ -485,7 +497,7 @@ void seat_claim_position(Seat *s, Session *session, unsigned int pos) {
         if (seat_has_vts(s))
                 pos = session->vtnr;
 
-        if (!GREEDY_REALLOC0_T(s->positions, s->position_count, pos + 1))
+        if (!GREEDY_REALLOC0(s->positions, s->position_count, pos + 1))
                 return;
 
         seat_evict_position(s, session);