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extern.h revision 1.14
      1 /*	$NetBSD: extern.h,v 1.14 1999/09/14 18:08:46 jsm 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. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  *
     35  *	@(#)externs.h	8.1 (Berkeley) 5/31/93
     36  */
     37 
     38 #include <ctype.h>
     39 #include <err.h>
     40 #include <pwd.h>
     41 #include <signal.h>
     42 #include <stdio.h>
     43 #include <stdlib.h>
     44 #include <string.h>
     45 #include <time.h>
     46 #include <unistd.h>
     47 
     48 #define BITS (8 * sizeof (int))
     49 
     50 #define OUTSIDE		(position > 68 && position < 246 && position != 218)
     51 #define rnd(x)		(rand() % (x))
     52 #define max(a,b)	((a) < (b) ? (b) : (a))
     53 #define testbit(array, index)	(array[index/BITS] & (1 << (index % BITS)))
     54 #define setbit(array, index)	(array[index/BITS] |= (1 << (index % BITS)))
     55 #define clearbit(array, index)	(array[index/BITS] &= ~(1 << (index % BITS)))
     56 
     57  /* well known rooms */
     58 #define FINAL	275
     59 #define GARDEN	197
     60 #define POOLS	126
     61 #define DOCK	93
     62 
     63  /* word types */
     64 #define VERB	0
     65 #define OBJECT  1
     66 #define NOUNS	2
     67 #define PREPS	3
     68 #define ADJS	4
     69 #define CONJ	5
     70 
     71  /* words numbers */
     72 #define KNIFE		0
     73 #define SWORD		1
     74 #define LAND		2
     75 #define WOODSMAN 	3
     76 #define TWO_HANDED	4
     77 #define CLEAVER		5
     78 #define BROAD		6
     79 #define MAIL		7
     80 #define HELM		8
     81 #define SHIELD		9
     82 #define MAID		10
     83 #define BODY		10
     84 #define VIPER		11
     85 #define LAMPON		12
     86 #define SHOES		13
     87 #define CYLON		14
     88 #define PAJAMAS		15
     89 #define ROBE		16
     90 #define AMULET		17
     91 #define MEDALION	18
     92 #define TALISMAN	19
     93 #define DEADWOOD	20
     94 #define MALLET		21
     95 #define LASER		22
     96 #define BATHGOD		23
     97 #define NORMGOD		24
     98 #define GRENADE		25
     99 #define CHAIN		26
    100 #define ROPE		27
    101 #define LEVIS		28
    102 #define MACE		29
    103 #define SHOVEL		30
    104 #define HALBERD		31
    105 #define	COMPASS		32
    106 #define	CRASH		33
    107 #define ELF		34
    108 #define FOOT		35
    109 #define COINS		36
    110 #define MATCHES		37
    111 #define MAN		38
    112 #define PAPAYAS		39
    113 #define PINEAPPLE	40
    114 #define KIWI		41
    115 #define COCONUTS	42
    116 #define MANGO		43
    117 #define RING		44
    118 #define POTION		45
    119 #define BRACELET	46
    120 #define GIRL		47
    121 #define GIRLTALK	48
    122 #define DARK		49
    123 #define TIMER		50
    124 #define CHAR		53
    125 #define BOMB		54
    126 #define DEADGOD		55
    127 #define DEADTIME	56
    128 #define DEADNATIVE	57
    129 #define NATIVE		58
    130 #define HORSE		59
    131 #define CAR		60
    132 #define POT		61
    133 #define BAR		62
    134 #define	BLOCK		63
    135 #define NUMOFOBJECTS	64
    136  /* non-objects below */
    137 #define UP	1000
    138 #define DOWN	1001
    139 #define AHEAD	1002
    140 #define BACK	1003
    141 #define RIGHT	1004
    142 #define LEFT	1005
    143 #define TAKE	1006
    144 #define USE	1007
    145 #define LOOK	1008
    146 #define QUIT	1009
    147 #define NORTH	1010
    148 #define SOUTH	1011
    149 #define EAST	1012
    150 #define WEST	1013
    151 #define SU      1014
    152 #define DROP	1015
    153 #define TAKEOFF	1016
    154 #define DRAW	1017
    155 #define PUTON	1018
    156 #define WEARIT	1019
    157 #define PUT	1020
    158 #define INVEN	1021
    159 #define EVERYTHING 1022
    160 #define AND	1023
    161 #define KILL	1024
    162 #define RAVAGE	1025
    163 #define UNDRESS	1026
    164 #define THROW	1027
    165 #define LAUNCH	1028
    166 #define LANDIT	1029
    167 #define LIGHT	1030
    168 #define FOLLOW	1031
    169 #define KISS	1032
    170 #define LOVE	1033
    171 #define GIVE	1034
    172 #define SMITE	1035
    173 #define SHOOT	1036
    174 #define ON	1037
    175 #define	OFF	1038
    176 #define TIME	1039
    177 #define SLEEP	1040
    178 #define DIG	1041
    179 #define EAT	1042
    180 #define SWIM	1043
    181 #define DRINK	1044
    182 #define DOOR	1045
    183 #define SAVE	1046
    184 #define RIDE	1047
    185 #define DRIVE	1048
    186 #define SCORE	1049
    187 #define BURY	1050
    188 #define JUMP	1051
    189 #define KICK	1052
    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  /* fundamental constants */
    210 #define NUMOFROOMS	275
    211 #define NUMOFWORDS	((NUMOFOBJECTS + BITS - 1) / BITS)
    212 #define LINELENGTH	81
    213 
    214 #define TODAY		0
    215 #define TONIGHT		1
    216 #define CYCLE		100
    217 
    218  /* initial variable values */
    219 #define TANKFULL	250
    220 #define TORPEDOES	10
    221 #define MAXWEIGHT	60
    222 #define MAXCUMBER	10
    223 
    224 struct room {
    225 	const char   *name;
    226 	int     link[8];
    227 #define north	link[0]
    228 #define south	link[1]
    229 #define east	link[2]
    230 #define west	link[3]
    231 #define up	link[4]
    232 #define access	link[5]
    233 #define down	link[6]
    234 #define flyhere	link[7]
    235 	const char   *desc;
    236 	unsigned int objects[NUMOFWORDS];
    237 };
    238 extern struct room dayfile[];
    239 extern struct room nightfile[];
    240 struct room *location;
    241 
    242  /* object characteristics */
    243 const char   *const objdes[NUMOFOBJECTS];
    244 const char   *const objsht[NUMOFOBJECTS];
    245 const char   *const ouch[NUMOFINJURIES];
    246 const int     objwt[NUMOFOBJECTS];
    247 const int     objcumber[NUMOFOBJECTS];
    248 
    249  /* current input line */
    250 #define NWORD	20		/* words per line */
    251 char    words[NWORD][15];
    252 int     wordvalue[NWORD];
    253 int     wordtype[NWORD];
    254 int     wordcount, wordnumber;
    255 
    256  /* state of the game */
    257 int     ourtime;
    258 int     position;
    259 int     direction;
    260 int     left, right, ahead, back;
    261 int     ourclock, fuel, torps;
    262 int     carrying, encumber;
    263 int     rythmn;
    264 int     followfight;
    265 int     ate;
    266 int     snooze;
    267 int     meetgirl;
    268 int     followgod;
    269 int     godready;
    270 int     win;
    271 int     wintime;
    272 int     wiz;
    273 int     tempwiz;
    274 int     matchlight, matchcount;
    275 int     loved;
    276 int     pleasure, power, ego;
    277 int     WEIGHT;
    278 int     CUMBER;
    279 int     notes[NUMOFNOTES];
    280 unsigned int inven[NUMOFWORDS];
    281 unsigned int wear[NUMOFWORDS];
    282 char    beenthere[NUMOFROOMS + 1];
    283 char    injuries[NUMOFINJURIES];
    284 
    285 char    username[9];
    286 
    287 struct wlist {
    288 	const char   *string;
    289 	int     value, article;
    290 	struct wlist *next;
    291 };
    292 #define HASHSIZE	256
    293 #define HASHMUL		81
    294 #define HASHMASK	(HASHSIZE - 1)
    295 struct wlist *hashtab[HASHSIZE];
    296 extern struct wlist wlist[];
    297 
    298 struct objs {
    299 	short   room;
    300 	short   obj;
    301 };
    302 extern const struct objs dayobjs[];
    303 extern const struct objs nightobjs[];
    304 
    305 #define DEFAULT_SAVE_FILE	".Bstar"
    306 
    307 void blast __P((void));
    308 void bury __P((void));
    309 int card __P((const char *, int));
    310 int checkout __P((const char *));
    311 void chime __P((void));
    312 void convert __P((int));
    313 void crash __P((void));
    314 int cypher __P((void));
    315 void die __P((void)) __attribute__((__noreturn__));
    316 void diesig __P((int)) __attribute__((__noreturn__));
    317 void dig __P((void));
    318 int draw __P((void));
    319 void drink __P((void));
    320 int drive __P((void));
    321 int drop __P((const char *));
    322 int eat __P((void));
    323 void endfly __P((void));
    324 int fight __P((int, int));
    325 int follow __P((void));
    326 void getutmp __P((char *));
    327 int give __P((void));
    328 int hash __P((const char *));
    329 void initialize __P((const char *));
    330 void install __P((struct wlist *));
    331 int jump __P((void));
    332 void kiss __P((void));
    333 int land __P((void));
    334 int launch __P((void));
    335 void light __P((void));
    336 void live __P((void)) __attribute__((__noreturn__));
    337 void love __P((void));
    338 int move __P((int, int));
    339 void moveenemy __P((int));
    340 void murder __P((void));
    341 void news __P((void));
    342 void newway __P((int));
    343 void notarget __P((void));
    344 void open_score_file __P((void));
    345 void parse __P((void));
    346 void post __P((char));
    347 void printobjs __P((void));
    348 int put __P((void));
    349 int puton __P((void));
    350 void ravage __P((void));
    351 void restore __P((const char *));
    352 int ride __P((void));
    353 void save __P((const char *));
    354 char *save_file_name __P((const char *, size_t));
    355 void screen __P((void));
    356 int shoot __P((void));
    357 void succumb __P((int));
    358 int take __P((unsigned int[]));
    359 int takeoff __P((void));
    360 void target __P((void));
    361 int throw __P((const char *));
    362 int ucard __P((const unsigned int *));
    363 int use __P((void));
    364 int visual __P((void));
    365 int wearit __P((void));
    366 void whichway __P((struct room));
    367 int wizard __P((const char *));
    368 void wordinit __P((void));
    369 void writedes __P((void));
    370 int zzz __P((void));
    371 char   *getcom __P((char *, int, const char *, const char *));
    372 char   *getword __P((char *, char *, int));
    373 const char   *rate __P((void));
    374 const char   *truedirec __P((int, char));
    375 struct wlist *lookup __P((const char *));
    376