externs.h

早期freebsd实现

/*
 * Copyright (c) 1983, 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.
 *
 *	@(#)externs.h	8.1 (Berkeley) 5/31/93
 */

#include <sys/signal.h>
#include <stdio.h>

#define BITS (8 * sizeof (int))

#define OUTSIDE		(position > 68 && position < 246 && position != 218)
#define rnd(x)		(rand() % (x))
#define max(a,b)	((a) < (b) ? (b) : (a))
#define testbit(array, index)	(array[index/BITS] & (1 << (index % BITS)))
#define setbit(array, index)	(array[index/BITS] |= (1 << (index % BITS)))
#define clearbit(array, index)	(array[index/BITS] &= ~(1 << (index % BITS)))

	/* well known rooms */
#define FINAL	275
#define GARDEN	197
#define POOLS	126
#define DOCK	93

	/* word types */
#define VERB	0
#define OBJECT  1
#define NOUNS	2
#define PREPS	3
#define ADJS	4
#define CONJ	5

	/* words numbers */
#define KNIFE		0 
#define SWORD		1
#define LAND		2
#define WOODSMAN 	3
#define TWO_HANDED	4
#define CLEAVER		5
#define BROAD		6
#define MAIL		7
#define HELM		8
#define SHIELD		9
#define MAID		10
#define BODY		10
#define VIPER		11
#define LAMPON		12
#define SHOES		13
#define CYLON		14
#define PAJAMAS		15
#define ROBE		16
#define AMULET		17
#define MEDALION	18
#define TALISMAN	19
#define DEADWOOD	20
#define MALLET		21
#define LASER		22
#define BATHGOD		23
#define NORMGOD		24
#define GRENADE		25
#define CHAIN		26
#define ROPE		27
#define LEVIS		28
#define MACE		29
#define SHOVEL		30
#define HALBERD		31
#define	COMPASS		32
#define	CRASH		33
#define ELF		34
#define FOOT		35
#define COINS		36
#define MATCHES		37
#define MAN		38
#define PAPAYAS		39
#define PINEAPPLE	40
#define KIWI		41
#define COCONUTS	42
#define MANGO		43
#define RING		44
#define POTION		45
#define BRACELET	46
#define GIRL		47
#define GIRLTALK	48
#define DARK		49
#define TIMER		50
#define CHAR		53
#define BOMB		54
#define DEADGOD		55
#define DEADTIME	56
#define DEADNATIVE	57
#define NATIVE		58
#define HORSE		59
#define CAR		60
#define POT		61
#define BAR		62
#define	BLOCK		63
#define NUMOFOBJECTS	64
	/* non-objects below */
#define UP	1000
#define DOWN	1001
#define AHEAD	1002
#define BACK	1003
#define RIGHT	1004
#define LEFT	1005
#define TAKE	1006
#define USE	1007
#define LOOK	1008
#define QUIT	1009
#define NORTH	1010
#define SOUTH	1011
#define EAST	1012
#define WEST	1013
#define SU      1014
#define DROP	1015
#define TAKEOFF	1016
#define DRAW	1017
#define PUTON	1018
#define WEARIT	1019
#define PUT	1020
#define INVEN	1021
#define EVERYTHING 1022
#define AND	1023
#define KILL	1024
#define RAVAGE	1025
#define UNDRESS	1026
#define THROW	1027
#define LAUNCH	1028
#define LANDIT	1029
#define LIGHT	1030
#define FOLLOW	1031
#define KISS	1032
#define LOVE	1033
#define GIVE	1034
#define SMITE	1035
#define SHOOT	1036
#define ON	1037
#define	OFF	1038
#define TIME	1039
#define SLEEP	1040
#define DIG	1041
#define EAT	1042
#define SWIM	1043
#define DRINK	1044
#define DOOR	1045
#define SAVE	1046
#define RIDE	1047
#define DRIVE	1048
#define SCORE	1049
#define BURY	1050 
#define JUMP	1051
#define KICK	1052

	/* injuries */
#define ARM	6		/* broken arm */
#define RIBS	7		/* broken ribs */
#define SPINE	9		/* broken back */
#define SKULL	11		/* fractured skull */
#define INCISE	10		/* deep incisions */
#define NECK	12		/* broken NECK */
#define NUMOFINJURIES 13

	/* notes */
#define	CANTLAUNCH	0
#define LAUNCHED	1
#define CANTSEE		2
#define CANTMOVE	3 
#define JINXED		4
#define DUG		5
#define NUMOFNOTES	6

	/* fundamental constants */
#define NUMOFROOMS	275
#define NUMOFWORDS	((NUMOFOBJECTS + BITS - 1) / BITS)
#define LINELENGTH	81

#define TODAY		0
#define TONIGHT		1
#define CYCLE		100

	/* initial variable values */
#define TANKFULL	250
#define TORPEDOES	10
#define MAXWEIGHT	60
#define MAXCUMBER	10

struct room {
	char *name;
	int link[8];
#define north	link[0]
#define south	link[1]
#define east	link[2]
#define west	link[3]
#define up	link[4]
#define access	link[5]
#define down	link[6]
#define flyhere	link[7]
	char *desc;
	unsigned int objects[NUMOFWORDS];
};
struct room dayfile[];
struct room nightfile[];
struct room *location;

	/* object characteristics */
char *objdes[NUMOFOBJECTS];
char *objsht[NUMOFOBJECTS];
char *ouch[NUMOFINJURIES];
int objwt[NUMOFOBJECTS];
int objcumber[NUMOFOBJECTS];

	/* current input line */
#define NWORD	20			/* words per line */
char words[NWORD][15];
int wordvalue[NWORD];
int wordtype[NWORD];
int wordcount, wordnumber;

char *truedirec(), *rate();
char *getcom(), *getword();

	/* state of the game */
int time;
int position;
int direction;
int left, right, ahead, back;
int clock, fuel, torps;
int carrying, encumber;
int rythmn;
int followfight;
int ate;
int snooze;
int meetgirl;
int followgod;
int godready;
int win;
int wintime;
int wiz;
int tempwiz;
int matchlight, matchcount;
int loved;
int pleasure, power, ego;
int WEIGHT;
int CUMBER;
int notes[NUMOFNOTES];
unsigned int inven[NUMOFWORDS];
unsigned int wear[NUMOFWORDS];
char beenthere[NUMOFROOMS+1];
char injuries[NUMOFINJURIES];

char uname[9];

struct wlist {
	char *string;
	int value, article;
	struct wlist *next;
};
#define HASHSIZE	256
#define HASHMUL		81
#define HASHMASK	(HASHSIZE - 1)
struct wlist *hashtab[HASHSIZE];
struct wlist wlist[];

struct objs {
	short room;
	short obj;
};
struct objs dayobjs[];
struct objs nightobjs[];