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/* $NetBSD: snake.h,v 1.8 1997/10/12 01:49:29 lukem Exp $ */
/*
* Copyright (c) 1980, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)snake.h 8.1 (Berkeley) 5/31/93
*/
# include <sys/types.h>
# include <sys/ioctl.h>
# include <assert.h>
# include <err.h>
# include <math.h>
# include <signal.h>
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <termios.h>
#define ESC '\033'
struct tbuffer {
long t[4];
} tbuffer;
char *CL, *UP, *DO, *ND, *BS,
*HO, *CM,
*TA, *LL,
*KL, *KR, *KU, *KD,
*TI, *TE, *KS, *KE;
int LINES, COLUMNS; /* physical screen size. */
int lcnt, ccnt; /* user's idea of screen size */
char PC;
int AM, BW;
char tbuf[1024], tcapbuf[128];
int Klength; /* length of KX strings */
int chunk; /* amount of money given at a time */
speed_t ospeed;
#ifdef debug
#define cashvalue (loot-penalty)/25
#else
#define cashvalue chunk*(loot-penalty)/25
#endif
struct point {
int col, line;
};
struct point cursor;
struct termios orig, new;
#define same(s1, s2) ((s1)->line == (s2)->line && (s1)->col == (s2)->col)
void apr __P((struct point *, const char *, ...));
void bs __P((void));
void chase __P((struct point *, struct point *));
int chk __P((struct point *));
void clear __P((void));
void cook __P((void));
void cr __P((void));
void delay __P((int));
void done __P((void));
void down __P((void));
void drawbox __P((void));
void flushi __P((void));
void getcap __P((void));
void gto __P((struct point *));
void home __P((void));
void length __P((int));
void ll __P((void));
void logit __P((const char *));
void mainloop __P((void));
void move __P((struct point *));
void nd __P((void));
void outch __P((int));
void pch __P((int));
void pchar __P((struct point *, char));
struct point *point __P((struct point *, int, int));
int post __P((int, int));
void pr __P((const char *, ...));
void pstring __P((const char *));
int pushsnake __P((void));
void putpad __P((char *));
void raw __P((void));
void right __P((struct point *));
void setup __P((void));
void snap __P((void));
void snap __P((void));
void snrand __P((struct point *));
void spacewarp __P((int));
void stop __P((int));
int stretch __P((struct point *));
int stretch __P((struct point *));
void surround __P((struct point *));
void suspend __P((void));
void up __P((void));
void win __P((struct point *));
void winnings __P((int));
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