File gdm-fix-btmp-record-with-seat.patch of Package gdm.38856

diff --unified --recursive --text --new-file --color gdm-41.3.old/daemon/gdm-manager.c gdm-41.3.new/daemon/gdm-manager.c
--- gdm-41.3.old/daemon/gdm-manager.c	2023-06-05 15:30:39.141087142 +0800
+++ gdm-41.3.new/daemon/gdm-manager.c	2023-06-05 15:30:50.094441216 +0800
@@ -655,13 +655,14 @@
                     SessionRecord  record)
 {
         const char *username;
-        char *display_name, *hostname, *display_device;
+        char *display_name, *hostname, *display_device, *display_seat_id;
         gboolean recorded = FALSE;
 
         display_name = NULL;
         username = NULL;
         hostname = NULL;
         display_device = NULL;
+        display_seat_id = NULL;
 
         username = gdm_session_get_username (session);
 
@@ -673,10 +674,15 @@
                       "display-name", &display_name,
                       "display-hostname", &hostname,
                       "display-device", &display_device,
+                      "display-seat-id", &display_seat_id,
                       NULL);
 
         if (display_name == NULL && display_device == NULL) {
-                goto out;
+                if (display_seat_id == NULL)
+                        goto out;
+
+                display_name = g_strdup ("login screen");
+                display_device = g_strdup (display_seat_id);
         }
 
         switch (record) {
@@ -708,6 +714,7 @@
         g_free (display_name);
         g_free (hostname);
         g_free (display_device);
+        g_free (display_seat_id);
 
         return recorded;
 }
diff --unified --recursive --text --new-file --color gdm-41.3.old/daemon/gdm-session-record.c gdm-41.3.new/daemon/gdm-session-record.c
--- gdm-41.3.old/daemon/gdm-session-record.c	2023-06-05 15:30:39.141087142 +0800
+++ gdm-41.3.new/daemon/gdm-session-record.c	2023-06-05 15:31:12.864483985 +0800
@@ -25,6 +25,8 @@
 #include <string.h>
 #include <unistd.h>
 
+#define _GNU_SOURCE
+
 #if defined(HAVE_UTMPX_H)
 #include <utmpx.h>
 #endif
@@ -149,15 +151,21 @@
 {
         /*
          * Set ut_line to the device name associated with this display
-         * but remove the "/dev/" prefix.  If no device, then use the
-         * $DISPLAY value.
+         * but remove the "/dev/" prefix if there is one. Otherwise, if it
+         * seems like the display device is a seat id, just use it wholesale.
+         * If there's no device at all, but $DISPLAY is set, just fall back to
+         * using that.
          */
-        if (display_device != NULL
-            && g_str_has_prefix (display_device, "/dev/")) {
+        if (display_device != NULL && g_str_has_prefix (display_device, "/dev/")) {
                 memccpy (u->ut_line,
                          display_device + strlen ("/dev/"),
                          '\0',
                          sizeof (u->ut_line));
+        } else if (display_device != NULL && g_str_has_prefix (display_device, "seat")) {
+                memccpy (u->ut_line,
+                         display_device,
+                         '\0',
+                         sizeof (u->ut_line));
         } else if (x11_display_name != NULL) {
                 memccpy (u->ut_line,
                          x11_display_name,