xref: /netbsd/games/battlestar/extern.h (revision 6550d01e)
1 /*	$NetBSD: extern.h,v 1.32 2009/08/12 05:20:38 dholland Exp $ */
2 
3 /*
4  * Copyright (c) 1983, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)externs.h	8.1 (Berkeley) 5/31/93
32  */
33 
34 #include <ctype.h>
35 #include <err.h>
36 #include <pwd.h>
37 #include <signal.h>
38 #include <stdio.h>
39 #include <stdlib.h>
40 #include <string.h>
41 #include <time.h>
42 #include <unistd.h>
43 
44 #define BITS (8 * sizeof (int))
45 
46 #define OUTSIDE		(position > 68 && position < 246 && position != 218)
47 #define rnd(x)		(rand() % (x))
48 #define max(a,b)	((a) < (b) ? (b) : (a))
49 #define testbit(array, index)	(array[index/BITS] & (1 << (index % BITS)))
50 #define setbit(array, index)	(array[index/BITS] |= (1 << (index % BITS)))
51 #define clearbit(array, index)	(array[index/BITS] &= ~(1 << (index % BITS)))
52 
53  /* well known rooms */
54 #define FINAL	275
55 #define GARDEN	197
56 #define POOLS	126
57 #define DOCK	93
58 
59  /* word types */
60 #define VERB	0
61 #define OBJECT  1
62 #define NOUNS	2
63 #define PREPS	3
64 #define ADJS	4
65 #define CONJ	5
66 
67  /* words numbers */
68 #define KNIFE		0
69 #define SWORD		1
70 #define LAND		2
71 #define WOODSMAN 	3
72 #define TWO_HANDED	4
73 #define CLEAVER		5
74 #define BROAD		6
75 #define MAIL		7
76 #define HELM		8
77 #define SHIELD		9
78 #define MAID		10
79 #define BODY		10
80 #define VIPER		11
81 #define LAMPON		12
82 #define SHOES		13
83 #define CYLON		14
84 #define PAJAMAS		15
85 #define ROBE		16
86 #define AMULET		17
87 #define MEDALION	18
88 #define TALISMAN	19
89 #define DEADWOOD	20
90 #define MALLET		21
91 #define LASER		22
92 #define BATHGOD		23
93 #define NORMGOD		24
94 #define GRENADE		25
95 #define CHAIN		26
96 #define ROPE		27
97 #define LEVIS		28
98 #define MACE		29
99 #define SHOVEL		30
100 #define HALBERD		31
101 #define	COMPASS		32
102 #define	CRASH		33
103 #define ELF		34
104 #define FOOT		35
105 #define COINS		36
106 #define MATCHES		37
107 #define MAN		38
108 #define PAPAYAS		39
109 #define PINEAPPLE	40
110 #define KIWI		41
111 #define COCONUTS	42
112 #define MANGO		43
113 #define RING		44
114 #define POTION		45
115 #define BRACELET	46
116 #define GIRL		47
117 #define GIRLTALK	48
118 #define DARK		49
119 #define TIMER		50
120 #define CHAR		53
121 #define BOMB		54
122 #define DEADGOD		55
123 #define DEADTIME	56
124 #define DEADNATIVE	57
125 #define NATIVE		58
126 #define HORSE		59
127 #define CAR		60
128 #define POT		61
129 #define BAR		62
130 #define	BLOCK		63
131 #define NUMOFOBJECTS	64
132  /* non-objects below */
133 #define UP	1000
134 #define DOWN	1001
135 #define AHEAD	1002
136 #define BACK	1003
137 #define RIGHT	1004
138 #define LEFT	1005
139 #define TAKE	1006
140 #define USE	1007
141 #define LOOK	1008
142 #define QUIT	1009
143 #define NORTH	1010
144 #define SOUTH	1011
145 #define EAST	1012
146 #define WEST	1013
147 #define SU      1014
148 #define DROP	1015
149 #define TAKEOFF	1016
150 #define DRAW	1017
151 #define PUTON	1018
152 #define WEARIT	1019
153 #define PUT	1020
154 #define INVEN	1021
155 #define EVERYTHING 1022
156 #define AND	1023
157 #define KILL	1024
158 #define RAVAGE	1025
159 #define UNDRESS	1026
160 #define THROW	1027
161 #define LAUNCH	1028
162 #define LANDIT	1029
163 #define LIGHT	1030
164 #define FOLLOW	1031
165 #define KISS	1032
166 #define LOVE	1033
167 #define GIVE	1034
168 #define SMITE	1035
169 #define SHOOT	1036
170 #define ON	1037
171 #define	OFF	1038
172 #define TIME	1039
173 #define SLEEP	1040
174 #define DIG	1041
175 #define EAT	1042
176 #define SWIM	1043
177 #define DRINK	1044
178 #define DOOR	1045
179 #define SAVE	1046
180 #define RIDE	1047
181 #define DRIVE	1048
182 #define SCORE	1049
183 #define BURY	1050
184 #define JUMP	1051
185 #define KICK	1052
186 #define OPEN	1053
187 #define VERBOSE	1054
188 #define BRIEF	1055
189 #define AUXVERB	1056
190 
191  /* injuries */
192 #define ARM	6		/* broken arm */
193 #define RIBS	7		/* broken ribs */
194 #define SPINE	9		/* broken back */
195 #define SKULL	11		/* fractured skull */
196 #define INCISE	10		/* deep incisions */
197 #define NECK	12		/* broken NECK */
198 #define NUMOFINJURIES 13
199 
200  /* notes */
201 #define	CANTLAUNCH	0
202 #define LAUNCHED	1
203 #define CANTSEE		2
204 #define CANTMOVE	3
205 #define JINXED		4
206 #define DUG		5
207 #define NUMOFNOTES	6
208 
209 /* Number of times room description shown. */
210 #define ROOMDESC	3
211 
212  /* fundamental constants */
213 #define NUMOFROOMS	275
214 #define NUMOFWORDS	((NUMOFOBJECTS + BITS - 1) / BITS)
215 #define LINELENGTH	81
216 
217 #define TODAY		0
218 #define TONIGHT		1
219 #define CYCLE		100
220 
221  /* initial variable values */
222 #define TANKFULL	250
223 #define TORPEDOES	10
224 #define MAXWEIGHT	60
225 #define MAXCUMBER	10
226 
227 /*
228  * These are flags for objects in the objflags array.  OBJ_PLURAL means
229  * that the object short name is plural; OBJ_AN that it begins with a
230  * vowel sound so should be preceded by "an" instead of "a"; OBJ_PERSON
231  * that it is a living person; OBJ_NONOBJ that it is not an object (to
232  * which any game action can be applied) at all (e.g. footsteps, asteroids).
233  * Any individual object has at most one of OBJ_PERSON and OBJ_NONOBJ.
234  */
235 #define OBJ_PLURAL	1
236 #define OBJ_AN		2
237 #define OBJ_PERSON	4
238 #define OBJ_NONOBJ	8
239 
240 struct room {
241 	const char   *name;
242 	int     link[8];
243 #define north	link[0]
244 #define south	link[1]
245 #define east	link[2]
246 #define west	link[3]
247 #define up	link[4]
248 #define access	link[5]
249 #define down	link[6]
250 #define flyhere	link[7]
251 	const char   *desc;
252 	unsigned int objects[NUMOFWORDS];
253 };
254 extern struct room dayfile[];
255 extern struct room nightfile[];
256 extern struct room *location;
257 
258  /* object characteristics */
259 extern const char   *const objdes[NUMOFOBJECTS];
260 extern const char   *const objsht[NUMOFOBJECTS];
261 extern const char   *const ouch[NUMOFINJURIES];
262 extern const int     objwt[NUMOFOBJECTS];
263 extern const int     objcumber[NUMOFOBJECTS];
264 extern const int     objflags[NUMOFOBJECTS];
265 #define is_plural_object(n)	(objflags[(n)] & OBJ_PLURAL)
266 /*
267  * These macros yield words to use with objects (followed but not preceded
268  * by spaces, or with no spaces if the expansion is the empty string).
269  */
270 #define A_OR_AN(n)		(objflags[(n)] & OBJ_AN ? "an " : "a ")
271 #define A_OR_AN_OR_THE(n)	(is_plural_object((n)) ? "the " : A_OR_AN((n)))
272 #define A_OR_AN_OR_BLANK(n)	(is_plural_object((n)) ? "" : A_OR_AN((n)))
273 #define IS_OR_ARE(n)		(is_plural_object((n)) ? "are " : "is ")
274 
275  /* current input line */
276 #define WORDLEN	15
277 #define NWORD	20		/* words per line */
278 extern char    words[NWORD][WORDLEN];
279 extern int     wordvalue[NWORD];
280 extern int     wordtype[NWORD];
281 extern int     wordcount, wordnumber;
282 
283  /* state of the game */
284 extern int     ourtime;
285 extern int     position;
286 extern int     direction;
287 extern int     left, right, ahead, back;
288 extern int     ourclock, fuel, torps;
289 extern int     carrying, encumber;
290 extern int     rythmn;
291 extern int     followfight;
292 extern int     ate;
293 extern int     snooze;
294 extern int     meetgirl;
295 extern int     followgod;
296 extern int     godready;
297 extern int     win;
298 extern int     wintime;
299 extern int     wiz;
300 extern int     tempwiz;
301 extern int     matchlight, matchcount;
302 extern int     loved;
303 extern int     pleasure, power, ego;
304 extern int     WEIGHT;
305 extern int     CUMBER;
306 extern int     notes[NUMOFNOTES];
307 extern unsigned int inven[NUMOFWORDS];
308 extern unsigned int wear[NUMOFWORDS];
309 extern char    beenthere[NUMOFROOMS + 1];
310 extern char    injuries[NUMOFINJURIES];
311 extern int     verbose;
312 
313 extern const char *username;
314 
315 struct wlist {
316 	const char   *string;
317 	int     value, article;
318 	struct wlist *next;
319 };
320 extern struct wlist wlist[];
321 
322 struct objs {
323 	short   room;
324 	short   obj;
325 };
326 extern const struct objs dayobjs[];
327 extern const struct objs nightobjs[];
328 
329 #define DEFAULT_SAVE_FILE	".Bstar"
330 
331 void bury(void);
332 int card(const char *, int);
333 void chime(void);
334 void crash(void);
335 int cypher(void);
336 void die(void) __attribute__((__noreturn__));
337 void diesig(int) __attribute__((__noreturn__));
338 void dig(void);
339 void dooropen(void);
340 int draw(void);
341 void drink(void);
342 int drive(void);
343 int drop(const char *);
344 int eat(void);
345 int fight(int, int);
346 int follow(void);
347 char *getcom(char *, int, const char *, const char *);
348 char *getword(char *, char *, int);
349 int give(void);
350 void initialize(const char *);
351 int jump(void);
352 void kiss(void);
353 int land(void);
354 int launch(void);
355 void light(void);
356 void live(void) __attribute__((__noreturn__));
357 void love(void);
358 int moveplayer(int, int);
359 void murder(void);
360 void news(void);
361 void newway(int);
362 void open_score_file(void);
363 void parse(void);
364 void printobjs(void);
365 int put(void);
366 int puton(void);
367 const char *rate(void);
368 void ravage(void);
369 void restore(const char *);
370 int ride(void);
371 void save(const char *);
372 char *save_file_name(const char *, size_t);
373 int shoot(void);
374 int take(unsigned int[]);
375 int takeoff(void);
376 int throw(const char *);
377 const char *truedirec(int, int);
378 int ucard(const unsigned int *);
379 int use(void);
380 int visual(void);
381 int wearit(void);
382 void whichway(struct room);
383 void wordinit(void);
384 void writedes(void);
385 int zzz(void);
386