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[];
83 extern bool oldstyle, editline, prompt;
84 extern lcg_state lcgstate;
86 /* b is not needed for POSIX but harmless */
87 #define READ_MODE "rb"
88 #define WRITE_MODE "wb"
89 extern char* xstrdup(const char*);
90 extern void packed_to_token(long, char token[6]);
91 extern void newspeak(char*);
92 extern void PSPEAK(vocab_t,int);
93 extern void RSPEAK(vocab_t);
94 extern void SETPRM(long,long,long);
95 extern bool GETIN(FILE *,token_t*,token_t*,token_t*,token_t*);
96 extern long YES(FILE *,vocab_t,vocab_t,vocab_t);
97 extern long GETTXT(bool,bool,bool);
98 extern token_t MAKEWD(long);
99 extern void TYPE0(void);
100 extern long VOCAB(long,long);
101 extern void DSTROY(long);
102 extern void JUGGLE(long);
103 extern void MOVE(long,long);
104 extern long PUT(long,long,long);
105 extern void CARRY(long,long);
106 extern void DROP(long,long);
107 extern long ATDWRF(long);
108 extern long SETBIT(long);
109 extern bool TSTBIT(long,int);
110 extern long RNDVOC(long,long);
111 extern void BUG(long) __attribute__((noreturn));
112 extern bool MAPLIN(FILE *);
113 extern void TYPE(void);
114 extern void DATIME(long*, long*);
116 extern void set_seed(long);
117 extern unsigned long get_next_lcg_value(void);
118 extern long randrange(long);
119 extern void score(long);
120 extern int saveresume(FILE *, bool);
123 * MOD(N,M) = Arithmetic modulus
124 * AT(OBJ) = true if on either side of two-placed object
125 * CNDBIT(L,N) = true if COND(L) has bit n set (bit 0 is units bit)
126 * DARK(LOC) = true if location "LOC" is dark
127 * FORCED(LOC) = true if LOC moves without asking for input (COND=2)
128 * FOREST(LOC) = true if LOC is part of the forest
129 * GSTONE(OBJ) = true if OBJ is a gemstone
130 * HERE(OBJ) = true if the OBJ is at "LOC" (or is being carried)
131 * LIQUID() = object number of liquid in bottle
132 * LIQLOC(LOC) = object number of liquid (if any) at LOC
133 * PCT(N) = true N% of the time (N integer from 0 to 100)
134 * TOTING(OBJ) = true if the OBJ is being carried */
136 #define MOD(N,M) ((N) % (M))
137 #define TOTING(OBJ) (game.place[OBJ] == -1)
138 #define AT(OBJ) (game.place[OBJ] == game.loc || game.fixed[OBJ] == game.loc)
139 #define HERE(OBJ) (AT(OBJ) || TOTING(OBJ))
140 #define LIQ2(PBOTL) ((1-(PBOTL))*WATER+((PBOTL)/2)*(WATER+OIL))
141 #define LIQUID() (LIQ2(game.prop[BOTTLE]<0 ? -1-game.prop[BOTTLE] : game.prop[BOTTLE]))
142 #define LIQLOC(LOC) (LIQ2((MOD(COND[LOC]/2*2,8)-5)*MOD(COND[LOC]/4,2)+1))
143 #define CNDBIT(L,N) (TSTBIT(COND[L],N))
144 #define FORCED(LOC) (COND[LOC] == 2)
145 #define DARK(DUMMY) ((!CNDBIT(game.loc,0)) && (game.prop[LAMP] == 0 || !HERE(LAMP)))
146 #define PCT(N) (randrange(100) < (N))
147 #define GSTONE(OBJ) ((OBJ) == EMRALD || (OBJ) == RUBY || (OBJ) == AMBER || (OBJ) == SAPPH)
148 #define FOREST(LOC) ((LOC) >= 145 && (LOC) <= 166)
149 #define VOCWRD(LETTRS,SECT) (VOCAB(MAKEWD(LETTRS),SECT))
151 /* The following two functions were added to fix a bug (game.clock1 decremented
152 * while in forest). They should probably be replaced by using another
153 * "cond" bit. For now, however, a quick fix... OUTSID(LOC) is true if
154 * LOC is outside, INDEEP(LOC) is true if LOC is "deep" in the cave (hall
155 * of mists or deeper). Note special kludges for "Foof!" locs. */
157 #define OUTSID(LOC) ((LOC) <= 8 || FOREST(LOC) || (LOC) == PLAC[SAPPH] || (LOC) == 180 || (LOC) == 182)
158 #define INDEEP(LOC) ((LOC) >= 15 && !OUTSID(LOC) && (LOC) != 179)
160 /* vocabulary items */
161 extern long AMBER, ATTACK, AXE, BACK, BATTER, BEAR,
162 BIRD, BLOOD, BOTTLE, CAGE, CAVE, CAVITY, CHAIN, CHASM, CHEST,
163 CLAM, COINS, DOOR, DPRSSN, DRAGON, DWARF, EGGS,
164 EMRALD, ENTER, ENTRNC, FIND, FISSUR, FOOD, GRATE, HINT, INVENT,
165 JADE, KEYS, KNIFE, LAMP, LOCK, LOOK, MAGZIN, MESSAG, MIRROR, NUGGET, NUL,
166 OGRE, OIL, OYSTER, PANIC, PEARL, PILLOW, PLANT, PLANT2, PYRAM,
167 RESER, ROD, ROD2, RUBY, RUG, SAPPH, SAY, SIGN, SNAKE,
168 STEPS, STICK, STREAM, THROW, TRIDNT, TROLL, TROLL2,
169 URN, VASE, VEND, VOLCAN, WATER;
171 enum speechpart {unknown, intransitive, transitive};
173 /* Phase codes for action returns.
174 * These were at one time FORTRAN line numbers.
175 * The values don't matter, but perturb their order at your peril.
177 #define GO_TERMINATE 2
180 #define GO_CLEAROBJ 2012
181 #define GO_CHECKHINT 2600
182 #define GO_CHECKFOO 2607
183 #define GO_CLOSEJUMP 2610
184 #define GO_DIRECTION 2620
185 #define GO_LOOKUP 2630
186 #define GO_WORD2 2800
187 #define GO_SPECIALS 1900
188 #define GO_UNKNOWN 8000
189 #define GO_ACTION 40000
190 #define GO_DWARFWAKE 19000
192 /* hack to ignore GCC Unused Result */
193 #define IGNORE(r) do{if (r){}}while(0)