Description: Force initial X server to go to tty7 instead of tty1. This is an Ugly Hack until we have a cleaner solution for getty not to tramp over a running X server on vt1.
Author: Martin Pitt <martin.pitt@ubuntu.com>
Bug-Ubuntu: https://launchpad.net/bugs/396226

diff -Nur -x '*.orig' -x '*~' gdm-2.29.6/daemon/gdm-server.c gdm-2.29.6.new/daemon/gdm-server.c
--- gdm-2.29.6/daemon/gdm-server.c	2010-03-03 11:52:53.918213893 +0100
+++ gdm-2.29.6.new/daemon/gdm-server.c	2010-03-03 11:56:41.047541846 +0100
@@ -630,6 +630,13 @@
         g_debug ("GdmServer: Starting X server process: %s", freeme);
         g_free (freeme);
 
+	/* write a stamp file, so that the first startup of the server can be
+	 * special-cased (initial server needs to go on vt7, since 1 to 6
+	 * usually get gettys after gdm startup, which interfere with X) */
+        int f = open ("/var/run/gdm/firstserver.stamp", O_CREAT|O_WRONLY|O_EXCL, 0666);
+        if (f >= 0)
+                close (f);
+
         error = NULL;
         ret = g_spawn_async_with_pipes (NULL,
                                         argv,
@@ -674,9 +681,14 @@
 gdm_server_start (GdmServer *server)
 {
         gboolean res;
+        int firstserver;
+
+        /* HACK: force initial server to go on vt7, since 1 to 6 usually get
+         * gettys after gdm startup, which interfere with X */
+	firstserver = access ("/var/run/gdm/firstserver.stamp", F_OK) < 0;
 
         /* fork X server process */
-        res = gdm_server_spawn (server, NULL);
+        res = gdm_server_spawn (server, firstserver ? "vt7" : NULL);
 
         return res;
 }