atc/extern.c

   1 /*-
   2  * Copyright (c) 1990 The Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * This code is derived from software contributed to Berkeley by
   6  * Ed James.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. All advertising materials mentioning features or use of this software
  17  *    must display the following acknowledgement:
  18  *      This product includes software developed by the University of
  19  *      California, Berkeley and its contributors.
  20  * 4. Neither the name of the University nor the names of its contributors
  21  *    may be used to endorse or promote products derived from this software
  22  *    without specific prior written permission.
  23  *
  24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  34  * SUCH DAMAGE.
  35  */
  36
  37 /*
  38  * Copyright (c) 1987 by Ed James, UC Berkeley.  All rights reserved.
  39  *
  40  * Copy permission is hereby granted provided that this notice is
  41  * retained on all partial or complete copies.
  42  *
  43  * For more info on this and all of my stuff, mail edjames@berkeley.edu.
  44  */
  45
  46 #ifndef lint
  47 static char sccsid[] = "@(#)extern.c    5.4 (Berkeley) 10/30/90";
  48 #endif /* not lint */
  49
  50 #include "include.h"
  51
  52 char            GAMES[] =       "Game_List";
  53
  54 int             clck, safe_planes, start_time, test_mode;
  55
  56 char            *file;
  57
  58 FILE            *filein, *fileout;
  59
  60 C_SCREEN                screen, *sp = &screen;
  61
  62 LIST            air, ground;
  63
  64 struct sgttyb   tty_start, tty_new;
  65
  66 DISPLACEMENT    displacement[MAXDIR] = {
  67                 {  0, -1 },
  68                 {  1, -1 },
  69                 {  1,  0 },
  70                 {  1,  1 },
  71                 {  0,  1 },
  72                 { -1,  1 },
  73                 { -1,  0 },
  74                 { -1, -1 }
  75 };