--- quake2/game/g_main.c	2018/04/24 18:00:48	1.1.1.3
+++ quake2/game/g_main.c	2018/04/24 18:03:16	1.1.1.4
@@ -1,3 +1,22 @@
+/*
+Copyright (C) 1997-2001 Id Software, Inc.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
 
 #include "g_local.h"
 
@@ -21,6 +40,7 @@ cvar_t	*fraglimit;
 cvar_t	*timelimit;
 cvar_t	*password;
 cvar_t	*spectator_password;
+cvar_t	*needpass;
 cvar_t	*maxclients;
 cvar_t	*maxspectators;
 cvar_t	*maxentities;
@@ -249,6 +269,33 @@ void EndDMLevel (void)
 	}
 }
 
+
+/*
+=================
+CheckNeedPass
+=================
+*/
+void CheckNeedPass (void)
+{
+	int need;
+
+	// if password or spectator_password has changed, update needpass
+	// as needed
+	if (password->modified || spectator_password->modified) 
+	{
+		password->modified = spectator_password->modified = false;
+
+		need = 0;
+
+		if (*password->string && Q_stricmp(password->string, "none"))
+			need |= 1;
+		if (*spectator_password->string && Q_stricmp(spectator_password->string, "none"))
+			need |= 2;
+
+		gi.cvar_set("needpass", va("%d", need));
+	}
+}
+
 /*
 =================
 CheckDMRules
@@ -386,6 +433,9 @@ void G_RunFrame (void)
 	// see if it is time to end a deathmatch
 	CheckDMRules ();
 
+	// see if needpass needs updated
+	CheckNeedPass ();
+
 	// build the playerstate_t structures for all players
 	ClientEndServerFrames ();
 }