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diff --git a/apps/plugins/doom/d_event.h b/apps/plugins/doom/d_event.h
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+++ b/apps/plugins/doom/d_event.h
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+/* Emacs style mode select   -*- C++ -*-
+ *-----------------------------------------------------------------------------
+ *
+ *
+ *  PrBoom a Doom port merged with LxDoom and LSDLDoom
+ *  based on BOOM, a modified and improved DOOM engine
+ *  Copyright (C) 1999 by
+ *  id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
+ *  Copyright (C) 1999-2000 by
+ *  Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
+ *
+ *  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.
+ *
+ * DESCRIPTION:
+ *  Event information structures.
+ *
+ *-----------------------------------------------------------------------------*/
+
+
+#ifndef __D_EVENT__
+#define __D_EVENT__
+
+
+#include "doomtype.h"
+
+
+//
+// Event handling.
+//
+
+// Input event types.
+typedef enum
+{
+   ev_keydown,
+   ev_keyup,
+   ev_mouse,
+   ev_joystick
+} evtype_t;
+
+// Event structure.
+typedef struct
+{
+   evtype_t  type;
+   int       data1;    // keys / mouse/joystick buttons
+   int       data2;    // mouse/joystick x move
+   int       data3;    // mouse/joystick y move
+} event_t;
+
+
+typedef enum
+{
+   ga_nothing,
+   ga_loadlevel,
+   ga_newgame,
+   ga_loadgame,
+   ga_savegame,
+   ga_playdemo,
+   ga_completed,
+   ga_victory,
+   ga_worlddone,
+} gameaction_t;
+
+
+
+//
+// Button/action code definitions.
+//
+typedef enum
+{
+   // Press "Fire".
+   BT_ATTACK       = 1,
+
+   // Use button, to open doors, activate switches.
+   BT_USE          = 2,
+
+   // Flag: game events, not really buttons.
+   BT_SPECIAL      = 128,
+   BT_SPECIALMASK  = 3,
+
+   // Flag, weapon change pending.
+   // If true, the next 4 bits hold weapon num.
+   BT_CHANGE       = 4,
+
+   // The 4bit weapon mask and shift, convenience.
+   //BT_WEAPONMASK   = (8+16+32),
+   BT_WEAPONMASK   = (8+16+32+64), // extended to pick up SSG        // phares
+   BT_WEAPONSHIFT  = 3,
+
+   // Special events
+   BTS_LOADGAME    = 0, // Loads a game
+   // Pause the game.
+   BTS_PAUSE       = 1,
+   // Save the game at each console.
+   BTS_SAVEGAME    = 2,
+   BTS_RESTARTLEVEL= 3, // Restarts the current level
+
+   // Savegame slot numbers occupy the second byte of buttons.
+   BTS_SAVEMASK    = (4+8+16),
+   BTS_SAVESHIFT   = 2,
+
+} buttoncode_t;
+
+
+//
+// GLOBAL VARIABLES
+//
+#define MAXEVENTS               64
+
+extern event_t   events[MAXEVENTS];
+extern int       eventhead;
+extern int       eventtail;
+
+extern gameaction_t gameaction;
+
+#endif