svn commit: r259532 - head/sys/dev/vt

[Aleksandr Rybalko]

Author: ray
Date: Wed Dec 18 00:14:58 2013
New Revision: 259532
URL: http://svnweb.freebsd.org/changeset/base/259532

Log:
  Skip processing of R.Alt as a second Alt key, if sysctl kern.vt.enable_altgr is
  not zero.
  
  Submitted by:	andreast
  Sponsored by:	The FreeBSD Foundation

Modified:
  head/sys/dev/vt/vt_core.c

Modified: head/sys/dev/vt/vt_core.c
==============================================================================
--- head/sys/dev/vt/vt_core.c	Wed Dec 18 00:10:30 2013	(r259531)
+++ head/sys/dev/vt/vt_core.c	Wed Dec 18 00:14:58 2013	(r259532)
@@ -113,6 +113,7 @@ const struct terminal_class vt_termclass
 int sc_txtmouse_no_retrace_wait;
 
 static SYSCTL_NODE(_kern, OID_AUTO, vt, CTLFLAG_RD, 0, "Newcons parameters");
+VT_SYSCTL_INT(enable_altgr, 0, "Enable AltGr key (Do not assume R.Alt as Alt)");
 VT_SYSCTL_INT(debug, 0, "Newcons debug level");
 VT_SYSCTL_INT(deadtimer, 15, "Time to wait busy process in VT_PROCESS mode");
 VT_SYSCTL_INT(suspendswitch, 1, "Switch to VT0 before suspend");
@@ -404,6 +405,8 @@ vt_processkey(keyboard_t *kbd, struct vt
 	if (c & RELKEY) {
 		switch (c & ~RELKEY) {
 		case (SPCLKEY | RALT):
+			if (vt_enable_altgr != 0)
+				break;
 		case (SPCLKEY | LALT):
 			vd->vd_kbstate &= ~ALKED;
 		}