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      1 /*	$NetBSD: extern.h,v 1.36 2014/03/22 23:33:33 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 <limits.h>
     42 #include <time.h>
     43 #include <unistd.h>
     44 
     45 #define BITS (CHAR_BIT * sizeof (unsigned int))
     46 
     47 #define OUTSIDE		(position > 68 && position < 246 && position != 218)
     48 #define rnd(x)		(random() % (x))
     49 #define max(a,b)	((a) < (b) ? (b) : (a))
     50 #define testbit(array, index)	(array[index/BITS] & (1U << (index % BITS)))
     51 #define setbit(array, index)	(array[index/BITS] |= (1U << (index % BITS)))
     52 #define clearbit(array, index)	(array[index/BITS] &= ~(1U << (index % BITS)))
     53 
     54  /* well known rooms */
     55 #define FINAL	275
     56 #define GARDEN	197
     57 #define POOLS	126
     58 #define DOCK	93
     59 
     60  /* word types */
     61 #define VERB	0
     62 #define OBJECT  1
     63 #define NOUNS	2
     64 #define PREPS	3
     65 #define ADJS	4
     66 #define CONJ	5
     67 
     68  /* words numbers */
     69 #define KNIFE		0
     70 #define SWORD		1
     71 #define LAND		2
     72 #define WOODSMAN 	3
     73 #define TWO_HANDED	4
     74 #define CLEAVER		5
     75 #define BROAD		6
     76 #define MAIL		7
     77 #define HELM		8
     78 #define SHIELD		9
     79 #define MAID		10
     80 #define BODY		10
     81 #define VIPER		11
     82 #define LAMPON		12
     83 #define SHOES		13
     84 #define CYLON		14
     85 #define PAJAMAS		15
     86 #define ROBE		16
     87 #define AMULET		17
     88 #define MEDALION	18
     89 #define TALISMAN	19
     90 #define DEADWOOD	20
     91 #define MALLET		21
     92 #define LASER		22
     93 #define BATHGOD		23
     94 #define NORMGOD		24
     95 #define GRENADE		25
     96 #define CHAIN		26
     97 #define ROPE		27
     98 #define LEVIS		28
     99 #define MACE		29
    100 #define SHOVEL		30
    101 #define HALBERD		31
    102 #define	COMPASS		32
    103 #define	CRASH		33
    104 #define ELF		34
    105 #define FOOT		35
    106 #define COINS		36
    107 #define MATCHES		37
    108 #define MAN		38
    109 #define PAPAYAS		39
    110 #define PINEAPPLE	40
    111 #define KIWI		41
    112 #define COCONUTS	42
    113 #define MANGO		43
    114 #define RING		44
    115 #define POTION		45
    116 #define BRACELET	46
    117 #define GIRL		47
    118 #define GIRLTALK	48
    119 #define DARK		49
    120 #define TIMER		50
    121 #define CHAR		53
    122 #define BOMB		54
    123 #define DEADGOD		55
    124 #define DEADTIME	56
    125 #define DEADNATIVE	57
    126 #define NATIVE		58
    127 #define HORSE		59
    128 #define CAR		60
    129 #define POT		61
    130 #define BAR		62
    131 #define	BLOCK		63
    132 #define NUMOFOBJECTS	64
    133  /* non-objects below */
    134 #define UP	1000
    135 #define DOWN	1001
    136 #define AHEAD	1002
    137 #define BACK	1003
    138 #define RIGHT	1004
    139 #define LEFT	1005
    140 #define TAKE	1006
    141 #define USE	1007
    142 #define LOOK	1008
    143 #define QUIT	1009
    144 #define NORTH	1010
    145 #define SOUTH	1011
    146 #define EAST	1012
    147 #define WEST	1013
    148 #define SU      1014
    149 #define DROP	1015
    150 #define TAKEOFF	1016
    151 #define DRAW	1017
    152 #define PUTON	1018
    153 #define WEARIT	1019
    154 #define PUT	1020
    155 #define INVEN	1021
    156 #define EVERYTHING 1022
    157 #define AND	1023
    158 #define KILL	1024
    159 #define RAVAGE	1025
    160 #define UNDRESS	1026
    161 #define THROW	1027
    162 #define LAUNCH	1028
    163 #define LANDIT	1029
    164 #define LIGHT	1030
    165 #define FOLLOW	1031
    166 #define KISS	1032
    167 #define LOVE	1033
    168 #define GIVE	1034
    169 #define SMITE	1035
    170 #define SHOOT	1036
    171 #define ON	1037
    172 #define	OFF	1038
    173 #define TIME	1039
    174 #define SLEEP	1040
    175 #define DIG	1041
    176 #define EAT	1042
    177 #define SWIM	1043
    178 #define DRINK	1044
    179 #define DOOR	1045
    180 #define SAVE	1046
    181 #define RIDE	1047
    182 #define DRIVE	1048
    183 #define SCORE	1049
    184 #define BURY	1050
    185 #define JUMP	1051
    186 #define KICK	1052
    187 #define OPEN	1053
    188 #define VERBOSE	1054
    189 #define BRIEF	1055
    190 #define AUXVERB	1056
    191 
    192  /* injuries */
    193 #define ARM	6		/* broken arm */
    194 #define RIBS	7		/* broken ribs */
    195 #define SPINE	9		/* broken back */
    196 #define SKULL	11		/* fractured skull */
    197 #define INCISE	10		/* deep incisions */
    198 #define NECK	12		/* broken NECK */
    199 #define NUMOFINJURIES 13
    200 
    201  /* notes */
    202 #define	CANTLAUNCH	0
    203 #define LAUNCHED	1
    204 #define CANTSEE		2
    205 #define CANTMOVE	3
    206 #define JINXED		4
    207 #define DUG		5
    208 #define NUMOFNOTES	6
    209 
    210 /* Number of times room description shown. */
    211 #define ROOMDESC	3
    212 
    213  /* fundamental constants */
    214 #define NUMOFROOMS	275
    215 #define NUMOFWORDS	((NUMOFOBJECTS + BITS - 1) / BITS)
    216 #define LINELENGTH	81
    217 
    218 #define TODAY		0
    219 #define TONIGHT		1
    220 #define CYCLE		100
    221 
    222  /* initial variable values */
    223 #define TANKFULL	250
    224 #define TORPEDOES	10
    225 #define MAXWEIGHT	60
    226 #define MAXCUMBER	10
    227 
    228 /*
    229  * These are flags for objects in the objflags array.  OBJ_PLURAL means
    230  * that the object short name is plural; OBJ_AN that it begins with a
    231  * vowel sound so should be preceded by "an" instead of "a"; OBJ_PERSON
    232  * that it is a living person; OBJ_NONOBJ that it is not an object (to
    233  * which any game action can be applied) at all (e.g. footsteps, asteroids).
    234  * Any individual object has at most one of OBJ_PERSON and OBJ_NONOBJ.
    235  */
    236 #define OBJ_PLURAL	1
    237 #define OBJ_AN		2
    238 #define OBJ_PERSON	4
    239 #define OBJ_NONOBJ	8
    240 
    241 struct room {
    242 	const char   *name;
    243 	int     link[8];
    244 #define north	link[0]
    245 #define south	link[1]
    246 #define east	link[2]
    247 #define west	link[3]
    248 #define up	link[4]
    249 #define access	link[5]
    250 #define down	link[6]
    251 #define flyhere	link[7]
    252 	const char   *desc;
    253 	unsigned int objects[NUMOFWORDS];
    254 };
    255 extern struct room dayfile[];
    256 extern struct room nightfile[];
    257 extern struct room *location;
    258 
    259  /* object characteristics */
    260 extern const char   *const objdes[NUMOFOBJECTS];
    261 extern const char   *const objsht[NUMOFOBJECTS];
    262 extern const char   *const ouch[NUMOFINJURIES];
    263 extern const int     objwt[NUMOFOBJECTS];
    264 extern const int     objcumber[NUMOFOBJECTS];
    265 extern const int     objflags[NUMOFOBJECTS];
    266 #define is_plural_object(n)	(objflags[(n)] & OBJ_PLURAL)
    267 /*
    268  * These macros yield words to use with objects (followed but not preceded
    269  * by spaces, or with no spaces if the expansion is the empty string).
    270  */
    271 #define A_OR_AN(n)		(objflags[(n)] & OBJ_AN ? "an " : "a ")
    272 #define A_OR_AN_OR_THE(n)	(is_plural_object((n)) ? "the " : A_OR_AN((n)))
    273 #define A_OR_AN_OR_BLANK(n)	(is_plural_object((n)) ? "" : A_OR_AN((n)))
    274 #define IS_OR_ARE(n)		(is_plural_object((n)) ? "are " : "is ")
    275 
    276  /* current input line */
    277 #define WORDLEN	15
    278 #define NWORD	20		/* words per line */
    279 extern char    words[NWORD][WORDLEN];
    280 extern int     wordvalue[NWORD];
    281 extern int     wordtype[NWORD];
    282 extern int     wordcount, wordnumber;
    283 
    284  /* state of the game */
    285 extern int     ourtime;
    286 extern int     position;
    287 extern int     direction;
    288 extern int     left, right, ahead, back;
    289 extern int     ourclock, fuel, torps;
    290 extern int     carrying, encumber;
    291 extern int     rythmn;
    292 extern int     followfight;
    293 extern int     ate;
    294 extern int     snooze;
    295 extern int     meetgirl;
    296 extern int     followgod;
    297 extern int     godready;
    298 extern int     win;
    299 extern int     wintime;
    300 extern int     wiz;
    301 extern int     tempwiz;
    302 extern int     matchlight, matchcount;
    303 extern int     loved;
    304 extern int     pleasure, power, ego;
    305 extern int     WEIGHT;
    306 extern int     CUMBER;
    307 extern int     notes[NUMOFNOTES];
    308 extern unsigned int inven[NUMOFWORDS];
    309 extern unsigned int wear[NUMOFWORDS];
    310 extern char    beenthere[NUMOFROOMS + 1];
    311 extern char    injuries[NUMOFINJURIES];
    312 extern int     verbose;
    313 
    314 extern const char *username;
    315 
    316 struct wlist {
    317 	const char   *string;
    318 	int     value, article;
    319 	struct wlist *next;
    320 };
    321 extern struct wlist wlist[];
    322 
    323 struct objs {
    324 	short   room;
    325 	short   obj;
    326 };
    327 extern const struct objs dayobjs[];
    328 extern const struct objs nightobjs[];
    329 
    330 #define DEFAULT_SAVE_FILE	".Bstar"
    331 
    332 void bury(void);
    333 int card(const char *, int);
    334 void chime(void);
    335 void crash(void);
    336 int cypher(void);
    337 void die(void) __dead;
    338 void diesig(int) __dead;
    339 void dig(void);
    340 void dooropen(void);
    341 int draw(void);
    342 void drink(void);
    343 int drive(void);
    344 int drop(const char *);
    345 int eat(void);
    346 int fight(int, int);
    347 int follow(void);
    348 char *getcom(char *, int, const char *, const char *);
    349 char *getword(char *, char *, int);
    350 int give(void);
    351 void initialize(const char *);
    352 int jump(void);
    353 void kiss(void);
    354 int land(void);
    355 int launch(void);
    356 void light(void);
    357 void live(void) __dead;
    358 void love(void);
    359 int moveplayer(int, int);
    360 void murder(void);
    361 void news(void);
    362 void newway(int);
    363 void open_score_file(void);
    364 void parse(void);
    365 void printobjs(void);
    366 int put(void);
    367 int puton(void);
    368 const char *rate(void);
    369 void ravage(void);
    370 void restore(const char *);
    371 int ride(void);
    372 void save(const char *);
    373 char *save_file_name(const char *, size_t);
    374 int shoot(void);
    375 int take(unsigned int[]);
    376 int takeoff(void);
    377 int throw(const char *);
    378 const char *truedirec(int, int);
    379 int ucard(const unsigned int *);
    380 int use(void);
    381 int visual(void);
    382 int wearit(void);
    383 void whichway(struct room);
    384 void wordinit(void);
    385 void writedes(void);
    386 int zzz(void);
    387