[Midnightbsd-cvs] src [8779] trunk/sys/dev/syscons/syscons.c: Make sure that all mouse buttons are released when clients using /dev/consolectl close.

[laffer1 at midnightbsd.org]

Revision: 8779
          http://svnweb.midnightbsd.org/src/?rev=8779
Author:   laffer1
Date:     2016-09-25 23:02:56 -0400 (Sun, 25 Sep 2016)
Log Message:
-----------
Make sure that all mouse buttons are released when clients using /dev/consolectl close.

Modified Paths:
--------------
    trunk/sys/dev/syscons/syscons.c

Modified: trunk/sys/dev/syscons/syscons.c
===================================================================
--- trunk/sys/dev/syscons/syscons.c	2016-09-26 03:02:19 UTC (rev 8778)
+++ trunk/sys/dev/syscons/syscons.c	2016-09-26 03:02:56 UTC (rev 8779)
@@ -1,4 +1,4 @@
-/* $MidnightBSD: src/sys/dev/syscons/syscons.c,v 1.14 2012/02/16 23:14:25 laffer1 Exp $ */
+/* $MidnightBSD$ */
 /*-
  * Copyright (c) 1992-1998 S\xF8ren Schmidt
  * All rights reserved.
@@ -250,11 +250,13 @@
 };
 
 static d_ioctl_t	consolectl_ioctl;
+static d_close_t	consolectl_close;
 
 static struct cdevsw consolectl_devsw = {
 	.d_version	= D_VERSION,
-	.d_flags	= D_NEEDGIANT,
+	.d_flags	= D_NEEDGIANT | D_TRACKCLOSE,
 	.d_ioctl	= consolectl_ioctl,
+	.d_close	= consolectl_close,
 	.d_name		= "consolectl",
 };
 
@@ -1558,6 +1560,23 @@
 	return sctty_ioctl(dev->si_drv1, cmd, data, td);
 }
 
+static int
+consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td)
+{
+#ifndef SC_NO_SYSMOUSE
+	mouse_info_t info;
+	memset(&info, 0, sizeof(info));
+	info.operation = MOUSE_ACTION;
+
+	/*
+	 * Make sure all buttons are released when moused and other
+	 * console daemons exit, so that no buttons are left pressed.
+	 */
+	(void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td);
+#endif
+	return (0);
+}
+
 static void
 sc_cnprobe(struct consdev *cp)
 {