9 #define NDWARVES 6 // number of dwarves
10 #define PIRATE NDWARVES // must be NDWARVES-1 when zero-origin
11 #define DALTLC LOC_NUGGET // alternate dwarf location
12 #define MAXPARMS 25 // Max parameters for speak()
13 #define INVLIMIT 7 // inverntory limit (# of objects)
14 #define INTRANSITIVE -1 // illegal object number
15 #define SPECIALBASE 300 // base number of special rooms
16 #define GAMELIMIT 330 // base limit of turns
17 #define NOVICELIMIT 1000 // limit of turns for novice
18 #define WARNTIME 30 // late game starts at game.limit-this
19 #define FLASHTIME 50 // turns from first warning till blinding flash
20 #define PANICTIME 15 // time left after closing
21 #define BATTERYLIFE 2500 // turn limit increment from batteries
22 #define WORD_NOT_FOUND -1 // "Word not found" flag value for the vocab hash functions.
24 typedef long token_t; // word token - someday this will be char[TOKLEN+1]
25 typedef long vocab_t; // index into a vocabulary array */
27 extern const char advent_to_ascii[128];
28 extern const char ascii_to_advent[128];
29 extern const char new_advent_to_ascii[64];
30 extern const char new_ascii_to_advent[128];
33 SPECIAL_TRAVEL_500_GT_L_GT_300_EXCEEDS_GOTO_LIST = 20, // 20
34 VOCABULARY_TYPE_N_OVER_1000_NOT_BETWEEN_0_AND_3 = 22, // 22
35 INTRANSITIVE_ACTION_VERB_EXCEEDS_GOTO_LIST, // 23
36 TRANSITIVE_ACTION_VERB_EXCEEDS_GOTO_LIST, // 24
37 CONDITIONAL_TRAVEL_ENTRY_WITH_NO_ALTERATION, // 25
38 LOCATION_HAS_NO_TRAVEL_ENTRIES, // 26
39 HINT_NUMBER_EXCEEDS_GOTO_LIST, // 27
40 TOO_MANY_PARAMETERS_GIVEN_TO_SETPRM, // 28
41 SPEECHPART_NOT_TRANSITIVE_OR_INTRANSITIVE_OR_UNKNOWN=99, // 99
42 ACTION_RETURNED_PHASE_CODE_BEYOND_END_OF_SWITCH, // 100
45 /* Alas, declaring this static confuses the coverage analyzer */
46 void bug(enum bugtype, const char *) __attribute__((__noreturn__));
47 #define BUG(x) bug(x, #x)
50 unsigned long lcg_a, lcg_c, lcg_m, lcg_x;
51 long abbnum; // How often to print non-abbreviated descriptions
56 long clock1; // # turns from finding last treasure till closing
57 long clock2; // # turns from first warning till blinding flash
58 bool clshnt; // has player read the clue in the endgame?
59 bool closed; // whether we're all the way closed
60 bool closng; // whether it's closing time yet
61 long conds; // min value for cond(loc) if loc has any hints
66 long foobar; // current progress in saying "FEE FIE FOE FOO".
67 long holdng; // number of objects being carried
68 long iwest; // How many times he's said "west" instead of "w"
69 long knfloc; // 0 if no knife here, loc if knife , -1 after caveat
70 long limit; // lifetime of lamp (not set here)
71 bool lmwarn; // has player been warned about lamp going dim?
74 bool novice; // asked for instructions at start-up?
75 long numdie; // number of times killed so far
79 bool panic; // has player found out he's trapped in the cave?
80 long saved; // point penalty for saves
84 long trnluz; // # points lost so far due to number of turns used
85 long turns; // how many commands he's given (ignores yes/no)
86 bool wzdark; // whether the loc he's leaving was dark
87 char zzword[6]; // randomly generated magic word from bird
88 bool blooded; // has player drunk of dragon's blood?
89 long abbrev[NLOCATIONS + 1];
90 long atloc[NLOCATIONS + 1];
91 long dseen[NDWARVES + 1];
92 long dloc[NDWARVES + 1];
93 long odloc[NDWARVES + 1];
94 long fixed[NOBJECTS + 1];
95 long link[NOBJECTS * 2 + 1];
96 long place[NOBJECTS + 1];
99 long prop[NOBJECTS + 1];
102 extern struct game_t game;
104 extern long LNLENG, LNPOSN;
105 extern char rawbuf[LINESIZE], INLINE[LINESIZE + 1];
106 extern const char ascii_to_advent[];
107 extern const char advent_to_ascii[];
109 extern bool oldstyle, editline, prompt;
111 enum speaktype {touch, look, hear, study, change};
113 /* b is not needed for POSIX but harmless */
114 #define READ_MODE "rb"
115 #define WRITE_MODE "wb"
116 extern char* xstrdup(const char* s);
117 extern void* xmalloc(size_t size);
118 extern void packed_to_token(long, char token[]);
119 extern long token_to_packed(const char token[6]);
120 extern void tokenize(char*, long tokens[4]);
121 extern void vspeak(const char*, va_list);
122 extern bool wordeq(token_t, token_t);
123 extern bool wordempty(token_t);
124 extern void wordclear(token_t *);
125 extern void speak(const char*, ...);
126 extern void pspeak(vocab_t, enum speaktype, int, ...);
127 extern void rspeak(vocab_t, ...);
128 extern bool GETIN(FILE *, token_t*, token_t*, token_t*, token_t*);
129 extern void echo_input(FILE*, char*, char*);
130 extern int word_count(char*);
131 extern char* get_input(void);
132 extern bool silent_yes(void);
133 extern bool yes(const char*, const char*, const char*);
134 extern long GETTXT(bool, bool, bool);
135 extern token_t MAKEWD(long);
136 extern long vocab(long, long);
137 extern int get_motion_vocab_id(const char*);
138 extern int get_object_vocab_id(const char*);
139 extern int get_action_vocab_id(const char*);
140 extern int get_special_vocab_id(const char*);
141 extern long get_vocab_id(const char*);
142 extern void juggle(long);
143 extern void move(long, long);
144 extern long put(long, long, long);
145 extern void carry(long, long);
146 extern void drop(long, long);
147 extern long atdwrf(long);
148 extern long setbit(long);
149 extern bool tstbit(long, int);
150 extern long rndvoc(long, long);
151 extern void make_zzword(char*);
152 extern bool MAPLIN(FILE *);
153 extern void datime(long*, long*);
155 enum termination {endgame, quitgame, scoregame};
157 extern void set_seed(long);
158 extern unsigned long get_next_lcg_value(void);
159 extern long randrange(long);
160 extern long score(enum termination);
161 extern void terminate(enum termination) __attribute__((noreturn));
162 extern int savefile(FILE *, long);
163 extern int suspend(void);
164 extern int resume(void);
165 extern int restore(FILE *);
168 * MOD(N,M) = Arithmetic modulus
169 * AT(OBJ) = true if on either side of two-placed object
170 * CNDBIT(L,N) = true if COND(L) has bit n set (bit 0 is units bit)
171 * DARK(LOC) = true if location "LOC" is dark
172 * FORCED(LOC) = true if LOC moves without asking for input (COND=2)
173 * FOREST(LOC) = true if LOC is part of the forest
174 * GSTONE(OBJ) = true if OBJ is a gemstone
175 * HERE(OBJ) = true if the OBJ is at "LOC" (or is being carried)
176 * LIQUID() = object number of liquid in bottle
177 * LIQLOC(LOC) = object number of liquid (if any) at LOC
178 * PCT(N) = true N% of the time (N integer from 0 to 100)
179 * TOTING(OBJ) = true if the OBJ is being carried */
181 #define DESTROY(N) move(N, LOC_NOWHERE)
182 #define MOD(N,M) ((N) % (M))
183 #define TOTING(OBJ) (game.place[OBJ] == CARRIED)
184 #define AT(OBJ) (game.place[OBJ] == game.loc || game.fixed[OBJ] == game.loc)
185 #define HERE(OBJ) (AT(OBJ) || TOTING(OBJ))
186 #define LIQ2(PBOTL) ((1-(PBOTL))*WATER+((PBOTL)/2)*(WATER+OIL))
187 #define LIQUID() (LIQ2(game.prop[BOTTLE]<0 ? -1-game.prop[BOTTLE] : game.prop[BOTTLE]))
188 #define LIQLOC(LOC) (LIQ2((MOD(conditions[LOC]/2*2,8)-5)*MOD(conditions[LOC]/4,2)+1))
189 #define CNDBIT(L,N) (tstbit(conditions[L],N))
190 #define FORCED(LOC) CNDBIT(LOC, COND_FORCED)
191 #define DARK(DUMMY) ((!tstbit(conditions[game.loc],COND_LIT)) && (game.prop[LAMP] == LAMP_DARK || !HERE(LAMP)))
192 #define PCT(N) (randrange(100) < (N))
193 #define GSTONE(OBJ) ((OBJ) == EMERALD || (OBJ) == RUBY || (OBJ) == AMBER || (OBJ) == SAPPH)
194 #define FOREST(LOC) CNDBIT(LOC, COND_FOREST)
195 #define SPECIAL(LOC) ((LOC) > SPECIALBASE)
196 #define OUTSID(LOC) (CNDBIT(LOC, COND_ABOVE) || FOREST(LOC))
198 #define INDEEP(LOC) ((LOC) >= LOC_MISTHALL && !OUTSID(LOC))
200 enum speechpart {unknown, intransitive, transitive};
203 enum speechpart part;
210 void initialise(void);
211 int action(struct command_t *command);
213 /* Phase codes for action returns.
214 * These were at one time FORTRAN line numbers.
215 * The values don't matter, but perturb their order at your peril.
217 #define GO_TERMINATE 2
220 #define GO_CLEAROBJ 2012
221 #define GO_CHECKHINT 2600
222 #define GO_CHECKFOO 2607
223 #define GO_DIRECTION 2620
224 #define GO_LOOKUP 2630
225 #define GO_WORD2 2800
226 #define GO_SPECIALS 1900
227 #define GO_UNKNOWN 8000
228 #define GO_ACTION 40000
229 #define GO_DWARFWAKE 19000
231 /* Special object statuses in game.place - can also be a location number (> 0) */
232 #define CARRIED -1 /* Player is toting it */
234 /* hack to ignore GCC Unused Result */
235 #define IGNORE(r) do{if (r){}}while(0)
238 * FIXME: These constants should be replaced by strings, at their usage sites.
239 * They are sixbit-packed representations of vocabulary words. This, and code
240 * left in misc.c, is the only place left in the runtime that knows about
243 #define WORD_CATCH 301200308
245 #define WORD_POUR 16152118
246 #define WORD_BACK 2010311
247 #define WORD_CAVE 3012205
248 #define WORD_DPRSSN 405161805
249 #define WORD_ENTER 514200518
250 #define WORD_ENTRNC 514201801
251 #define WORD_LOOK 12151511
252 #define WORD_NUL 14211212
253 #define WORD_STREAM 1920180501
254 #define WORD_FIND 6091404
255 #define WORD_INVENT 914220514
256 #define WORD_LOCK 12150311
257 #define WORD_SAY 190125
258 #define WORD_THROW 2008181523
259 #define WORD_WEST 23051920
260 #define WORD_YES 250519
261 #define WORD_YINIT 25