8 #define PIRATE NDWARVES /* must be NDWARVES-1 when zero-origin */
9 #define DALTLC 18 /* alternate dwarf location; low room */
14 #define INTRANSITIVE -1 /* illegal object number */
16 typedef struct lcg_state
18 unsigned long a, c, m, x;
21 typedef long token_t; /* word token - someday this will be char[TOKLEN+1] */
22 typedef long vocab_t; /* index into a vocabulary array */
63 long abbrev[LOCSIZ+1];
65 long dseen[NDWARVES+1];
66 long dloc[NDWARVES+1];
67 long odloc[NDWARVES+1];
68 long fixed[NOBJECTS+1];
69 long link[NOBJECTS*2 + 1];
70 long place[NOBJECTS+1];
71 long hinted[HNTSIZ+1];
72 long hintlc[HNTSIZ+1];
73 long prop[NOBJECTS+1];
76 extern struct game_t game;
78 extern long LNLENG, LNPOSN, PARMS[];
79 extern char rawbuf[LINESIZE], INLINE[LINESIZE+1];
80 extern const char ascii_to_advent[];
81 extern const char advent_to_ascii[];
84 extern lcg_state lcgstate;
86 /* b is not needed for POSIX but harmless */
87 #define READ_MODE "rb"
88 #define WRITE_MODE "wb"
90 extern void SPEAK(vocab_t);
91 extern void PSPEAK(vocab_t,int);
92 extern void RSPEAK(vocab_t);
93 extern void SETPRM(long,long,long);
94 extern bool GETIN(FILE *,token_t*,token_t*,token_t*,token_t*);
95 extern long YES(FILE *,vocab_t,vocab_t,vocab_t);
96 extern long GETTXT(bool,bool,bool);
97 extern token_t MAKEWD(long);
98 extern void PUTTXT(token_t,long*,long);
99 extern void SHFTXT(long,long);
100 extern void TYPE0(void);
101 extern long VOCAB(long,long);
102 extern void DSTROY(long);
103 extern void JUGGLE(long);
104 extern void MOVE(long,long);
105 extern long PUT(long,long,long);
106 extern void CARRY(long,long);
107 extern void DROP(long,long);
108 extern long ATDWRF(long);
109 extern long SETBIT(long);
110 extern bool TSTBIT(long,int);
111 extern long RNDVOC(long,long);
112 extern void BUG(long) __attribute__((noreturn));
113 extern bool MAPLIN(FILE *);
114 extern void TYPE(void);
115 extern void DATIME(long*, long*);
116 extern long MOD(long,long);
118 extern void set_seed(long);
119 extern unsigned long get_next_lcg_value(void);
120 extern long randrange(long);
121 extern void score(long);
122 extern int saveresume(FILE *, bool);
124 /* Statement functions
126 * AT(OBJ) = true if on either side of two-placed object
127 * CNDBIT(L,N) = true if COND(L) has bit n set (bit 0 is units bit)
128 * DARK(LOC) = true if location "LOC" is dark
129 * FORCED(LOC) = true if LOC moves without asking for input (COND=2)
130 * FOREST(LOC) = true if LOC is part of the forest
131 * GSTONE(OBJ) = true if OBJ is a gemstone
132 * HERE(OBJ) = true if the OBJ is at "LOC" (or is being carried)
133 * LIQUID() = object number of liquid in bottle
134 * LIQLOC(LOC) = object number of liquid (if any) at LOC
135 * PCT(N) = true N% of the time (N integer from 0 to 100)
136 * TOTING(OBJ) = true if the OBJ is being carried */
138 #define TOTING(OBJ) (game.place[OBJ] == -1)
139 #define AT(OBJ) (game.place[OBJ] == game.loc || game.fixed[OBJ] == game.loc)
140 #define HERE(OBJ) (AT(OBJ) || TOTING(OBJ))
141 #define LIQ2(PBOTL) ((1-(PBOTL))*WATER+((PBOTL)/2)*(WATER+OIL))
142 #define LIQUID() (LIQ2(game.prop[BOTTLE]<0 ? -1-game.prop[BOTTLE] : game.prop[BOTTLE]))
143 #define LIQLOC(LOC) (LIQ2((MOD(COND[LOC]/2*2,8)-5)*MOD(COND[LOC]/4,2)+1))
144 #define CNDBIT(L,N) (TSTBIT(COND[L],N))
145 #define FORCED(LOC) (COND[LOC] == 2)
146 #define DARK(DUMMY) ((!CNDBIT(game.loc,0)) && (game.prop[LAMP] == 0 || !HERE(LAMP)))
147 #define PCT(N) (randrange(100) < (N))
148 #define GSTONE(OBJ) ((OBJ) == EMRALD || (OBJ) == RUBY || (OBJ) == AMBER || (OBJ) == SAPPH)
149 #define FOREST(LOC) ((LOC) >= 145 && (LOC) <= 166)
150 #define VOCWRD(LETTRS,SECT) (VOCAB(MAKEWD(LETTRS),SECT))
152 /* The following two functions were added to fix a bug (game.clock1 decremented
153 * while in forest). They should probably be replaced by using another
154 * "cond" bit. For now, however, a quick fix... OUTSID(LOC) is true if
155 * LOC is outside, INDEEP(LOC) is true if LOC is "deep" in the cave (hall
156 * of mists or deeper). Note special kludges for "Foof!" locs. */
158 #define OUTSID(LOC) ((LOC) <= 8 || FOREST(LOC) || (LOC) == PLAC[SAPPH] || (LOC) == 180 || (LOC) == 182)
159 #define INDEEP(LOC) ((LOC) >= 15 && !OUTSID(LOC) && (LOC) != 179)
161 /* vocabulary items */
162 extern long AMBER, ATTACK, AXE, BACK, BATTER, BEAR,
163 BIRD, BLOOD, BOTTLE, CAGE, CAVE, CAVITY, CHAIN, CHASM, CHEST,
164 CLAM, COINS, DOOR, DPRSSN, DRAGON, DWARF, EGGS,
165 EMRALD, ENTER, ENTRNC, FIND, FISSUR, FOOD, GRATE, HINT, INVENT,
166 JADE, KEYS, KNIFE, LAMP, LOCK, LOOK, MAGZIN, MESSAG, MIRROR, NUGGET, NUL,
167 OGRE, OIL, OYSTER, PANIC, PEARL, PILLOW, PLANT, PLANT2, PYRAM,
168 RESER, ROD, ROD2, RUBY, RUG, SAPPH, SAY, SIGN, SNAKE,
169 STEPS, STICK, STREAM, THROW, TRIDNT, TROLL, TROLL2,
170 URN, VASE, VEND, VOLCAN, WATER;
171 /* everything else */
172 extern long K, SPK, WD1, WD1X, WD2, WD2X;
174 enum speechpart {unknown, intransitive, transitive};
176 /* hack to ignore GCC Unused Result */
177 #define IGNORE(r) do{if (r){}}while(0)