4.3BSD/usr/src/games/snake/snake.h
/*
* Copyright (c) 1980 Regents of the University of California.
* All rights reserved. The Berkeley software License Agreement
* specifies the terms and conditions for redistribution.
*
* @(#)snake.h 5.1 (Berkeley) 5/30/85
*/
# include <stdio.h>
# include <assert.h>
# include <sys/types.h>
# include <sgtty.h>
# include <signal.h>
# include <math.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 xBC, PC;
int AM, BW;
char tbuf[1024], tcapbuf[128];
char *tgetstr(), *tgoto();
int Klength; /* length of KX strings */
int chunk; /* amount of money given at a time */
#ifdef debug
#define cashvalue (loot-penalty)/25
#else
#define cashvalue chunk*(loot-penalty)/25
#endif
struct point {
int col, line;
};
struct point cursor;
struct sgttyb orig, new;
#ifdef TIOCLGET
struct ltchars olttyc, nlttyc;
#endif
struct point *point();