10 #define NDWARVES 6 /* number of dwarves */
11 #define PIRATE NDWARVES /* must be NDWARVES-1 when zero-origin */
12 #define DALTLC LOC_NUGGET /* alternate dwarf location */
13 #define MAXPARMS 25 /* Max parameters for speak() */
14 #define INVLIMIT 7 /* inverntory limit (# of objects) */
15 #define INTRANSITIVE -1 /* illegal object number */
16 #define SPECIALBASE 300 /* base number of special rooms */
17 #define GAMELIMIT 330 /* base limit of turns */
18 #define NOVICELIMIT 1000 /* limit of turns for novice */
19 #define WARNTIME 30 /* late game starts at game.limit-this */
20 #define FLASHTIME 50 /*turns from first warning till blinding flash */
21 #define PANICTIME 15 /* time left after closing */
22 #define BATTERYLIFE 2500 /* turn limit increment from batteries */
23 #define WORD_NOT_FOUND -1 /* "Word not found" flag value for the vocab hash functions. */
25 typedef long token_t; /* word token - someday this will be char[TOKLEN+1] */
26 typedef long vocab_t; /* index into a vocabulary array */
29 unsigned long lcg_a, lcg_c, lcg_m, lcg_x;
30 long abbnum; /* How often to print non-abbreviated descriptions */
35 long clock1; /* # turns from finding last treasure till closing */
36 long clock2; /* # turns from first warning till blinding flash */
37 bool clshnt; /* has player read the clue in the endgame? */
38 bool closed; /* whether we're all the way closed */
39 bool closng; /* whether it's closing time yet */
40 long conds; /* min value for cond(loc) if loc has any hints */
45 long foobar; /* current progress in saying "FEE FIE FOE FOO". */
46 long holdng; /* number of objects being carried */
47 long iwest; /* How many times he's said "west" instead of "w" */
48 long knfloc; /* 0 if no knife here, loc if knife , -1 after caveat */
49 long limit; /* lifetime of lamp (not set here) */
50 bool lmwarn; /* has player been warned about lamp going dim? */
53 bool novice; /* asked for instructions at start-up? */
54 long numdie; /* number of times killed so far */
58 bool panic; /* has player found out he's trapped in the cave? */
59 long saved; /* point penalty for saves */
63 long trnluz; /* # points lost so far due to number of turns used */
64 long turns; /* how many commands he's given (ignores yes/no) */
65 bool wzdark; /* whether the loc he's leaving was dark */
67 bool blooded; /* has player drunk of dragon's blood? */
68 long abbrev[NLOCATIONS + 1];
69 long atloc[NLOCATIONS + 1];
70 long dseen[NDWARVES + 1];
71 long dloc[NDWARVES + 1];
72 long odloc[NDWARVES + 1];
73 long fixed[NOBJECTS + 1];
74 long link[NOBJECTS * 2 + 1];
75 long place[NOBJECTS + 1];
78 long prop[NOBJECTS + 1];
81 extern struct game_t game;
83 extern long LNLENG, LNPOSN;
84 extern char rawbuf[LINESIZE], INLINE[LINESIZE + 1];
85 extern const char ascii_to_advent[];
86 extern const char advent_to_ascii[];
88 extern bool oldstyle, editline, prompt;
90 enum speaktype {touch, look, hear, study, change};
92 /* b is not needed for POSIX but harmless */
93 #define READ_MODE "rb"
94 #define WRITE_MODE "wb"
95 extern char* xstrdup(const char* s);
96 extern void* xmalloc(size_t size);
97 extern void packed_to_token(long, char token[]);
98 extern long token_to_packed(const char token[6]);
99 extern void tokenize(char*, long tokens[4]);
100 extern void vspeak(const char*, va_list);
101 extern bool wordeq(token_t, token_t);
102 extern bool wordempty(token_t);
103 extern void wordclear(token_t *);
104 extern void speak(const char*, ...);
105 extern void pspeak(vocab_t, enum speaktype, int, ...);
106 extern void rspeak(vocab_t, ...);
107 extern bool GETIN(FILE *, token_t*, token_t*, token_t*, token_t*);
108 extern void echo_input(FILE*, char*, char*);
109 extern int word_count(char*);
110 extern char* get_input(void);
111 extern bool silent_yes(void);
112 extern bool yes(const char*, const char*, const char*);
113 extern long GETTXT(bool, bool, bool);
114 extern token_t MAKEWD(long);
115 extern long vocab(long, long);
116 extern int get_motion_vocab_id(const char*);
117 extern int get_object_vocab_id(const char*);
118 extern int get_action_vocab_id(const char*);
119 extern int get_special_vocab_id(const char*);
120 extern long get_vocab_id(const char*);
121 extern void juggle(long);
122 extern void move(long, long);
123 extern long put(long, long, long);
124 extern void carry(long, long);
125 extern void drop(long, long);
126 extern long atdwrf(long);
127 extern long setbit(long);
128 extern bool tstbit(long, int);
129 extern long rndvoc(long, long);
130 extern void make_zzword(char*);
131 extern bool MAPLIN(FILE *);
132 extern void datime(long*, long*);
134 enum termination {endgame, quitgame, scoregame};
136 extern void set_seed(long);
137 extern unsigned long get_next_lcg_value(void);
138 extern long randrange(long);
139 extern long score(enum termination);
140 extern void terminate(enum termination) __attribute__((noreturn));
141 extern int savefile(FILE *, long);
142 extern int suspend(void);
143 extern int resume(void);
144 extern int restore(FILE *);
147 * MOD(N,M) = Arithmetic modulus
148 * AT(OBJ) = true if on either side of two-placed object
149 * CNDBIT(L,N) = true if COND(L) has bit n set (bit 0 is units bit)
150 * DARK(LOC) = true if location "LOC" is dark
151 * FORCED(LOC) = true if LOC moves without asking for input (COND=2)
152 * FOREST(LOC) = true if LOC is part of the forest
153 * GSTONE(OBJ) = true if OBJ is a gemstone
154 * HERE(OBJ) = true if the OBJ is at "LOC" (or is being carried)
155 * LIQUID() = object number of liquid in bottle
156 * LIQLOC(LOC) = object number of liquid (if any) at LOC
157 * PCT(N) = true N% of the time (N integer from 0 to 100)
158 * TOTING(OBJ) = true if the OBJ is being carried */
160 #define DESTROY(N) move(N, LOC_NOWHERE)
161 #define MOD(N,M) ((N) % (M))
162 #define TOTING(OBJ) (game.place[OBJ] == CARRIED)
163 #define AT(OBJ) (game.place[OBJ] == game.loc || game.fixed[OBJ] == game.loc)
164 #define HERE(OBJ) (AT(OBJ) || TOTING(OBJ))
165 #define LIQ2(PBOTL) ((1-(PBOTL))*WATER+((PBOTL)/2)*(WATER+OIL))
166 #define LIQUID() (LIQ2(game.prop[BOTTLE]<0 ? -1-game.prop[BOTTLE] : game.prop[BOTTLE]))
167 #define LIQLOC(LOC) (LIQ2((MOD(conditions[LOC]/2*2,8)-5)*MOD(conditions[LOC]/4,2)+1))
168 #define CNDBIT(L,N) (tstbit(conditions[L],N))
169 #define FORCED(LOC) CNDBIT(LOC, COND_FORCED)
170 #define DARK(DUMMY) ((!tstbit(conditions[game.loc],COND_LIT)) && (game.prop[LAMP] == LAMP_DARK || !HERE(LAMP)))
171 #define PCT(N) (randrange(100) < (N))
172 #define GSTONE(OBJ) ((OBJ) == EMERALD || (OBJ) == RUBY || (OBJ) == AMBER || (OBJ) == SAPPH)
173 #define FOREST(LOC) CNDBIT(LOC, COND_FOREST)
174 #define SPECIAL(LOC) ((LOC) > SPECIALBASE)
175 #define OUTSID(LOC) (CNDBIT(LOC, COND_ABOVE) || FOREST(LOC))
177 #define INDEEP(LOC) ((LOC) >= LOC_MISTHALL && !OUTSID(LOC))
179 enum speechpart {unknown, intransitive, transitive};
182 enum speechpart part;
189 void initialise(void);
190 int action(struct command_t *command);
192 /* Phase codes for action returns.
193 * These were at one time FORTRAN line numbers.
194 * The values don't matter, but perturb their order at your peril.
196 #define GO_TERMINATE 2
199 #define GO_CLEAROBJ 2012
200 #define GO_CHECKHINT 2600
201 #define GO_CHECKFOO 2607
202 #define GO_DIRECTION 2620
203 #define GO_LOOKUP 2630
204 #define GO_WORD2 2800
205 #define GO_SPECIALS 1900
206 #define GO_UNKNOWN 8000
207 #define GO_ACTION 40000
208 #define GO_DWARFWAKE 19000
210 /* Special object statuses in game.place - can also be a location number (> 0) */
211 #define CARRIED -1 /* Player is toting it */
213 /* hack to ignore GCC Unused Result */
214 #define IGNORE(r) do{if (r){}}while(0)
217 * FIXME: These constants should be replaced by strings, at their usage sites.
218 * They are sixbit-packed representations of vocabulary words. This, and code
219 * left in misc.c, is the only place left in the runtime that knows about
222 #define WORD_CATCH 301200308
224 #define WORD_POUR 16152118
225 #define WORD_BACK 2010311
226 #define WORD_CAVE 3012205
227 #define WORD_DPRSSN 405161805
228 #define WORD_ENTER 514200518
229 #define WORD_ENTRNC 514201801
230 #define WORD_LOOK 12151511
231 #define WORD_NUL 14211212
232 #define WORD_STREAM 1920180501
233 #define WORD_FIND 6091404
234 #define WORD_INVENT 914220514
235 #define WORD_LOCK 12150311
236 #define WORD_SAY 190125
237 #define WORD_THROW 2008181523
238 #define WORD_WEST 23051920
239 #define WORD_YES 250519
240 #define WORD_YINIT 25