[src/trunk]: src/sys/dev/wscons If no screen got the "focus" (which happens w...

[drochner <drochner%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0d1cb9c43457
branches:  trunk
changeset: 467350:0d1cb9c43457
user:      drochner <drochner%NetBSD.org@localhost>
date:      Tue Mar 23 15:56:56 1999 +0000

description:
If no screen got the "focus" (which happens with serial console or if
the current screen is deleted), automatically give focus to the next
screen created. Saves the need to switch to a usable screen manually.

diffstat:

 sys/dev/wscons/wsdisplay.c |  15 +++++++++++++--
 1 files changed, 13 insertions(+), 2 deletions(-)

diffs (43 lines):

diff -r ef4cf0036d04 -r 0d1cb9c43457 sys/dev/wscons/wsdisplay.c
--- a/sys/dev/wscons/wsdisplay.c        Tue Mar 23 15:55:43 1999 +0000
+++ b/sys/dev/wscons/wsdisplay.c        Tue Mar 23 15:56:56 1999 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: wsdisplay.c,v 1.21 1999/03/13 14:46:20 drochner Exp $ */
+/* $NetBSD: wsdisplay.c,v 1.22 1999/03/23 15:56:56 drochner Exp $ */
 
 /*
  * Copyright (c) 1996, 1997 Christopher G. Demetriou.  All rights reserved.
@@ -33,7 +33,7 @@
 static const char _copyright[] __attribute__ ((unused)) =
     "Copyright (c) 1996, 1997 Christopher G. Demetriou.  All rights reserved.";
 static const char _rcsid[] __attribute__ ((unused)) =
-    "$NetBSD: wsdisplay.c,v 1.21 1999/03/13 14:46:20 drochner Exp $";
+    "$NetBSD: wsdisplay.c,v 1.22 1999/03/23 15:56:56 drochner Exp $";
 
 #include <sys/param.h>
 #include <sys/conf.h>
@@ -319,6 +319,7 @@
        int ccol, crow;
        long defattr;
        struct wsscreen *scr;
+       int s;
 
        if (idx < 0 || idx >= WSDISPLAY_MAXSCREEN)
                return (EINVAL);
@@ -348,6 +349,16 @@
        if (WSSCREEN_HAS_EMULATOR(scr))
                printf(", %s emulation", scr->scr_dconf->wsemul->name);
        printf(")\n");
+
+       /* if no screen has focus yet, activate the first we get */
+       s = spltty();
+       if (!sc->sc_focus) {
+               (*sc->sc_accessops->show_screen)(sc->sc_accesscookie,
+                                                scr->scr_dconf->emulcookie);
+               sc->sc_focusidx = idx;
+               sc->sc_focus = scr;
+       }
+       splx(s);
        return (0);
 }