45 lines
2 KiB
C
45 lines
2 KiB
C
#include <stdbool.h>
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/* Statement functions
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*
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* AT(OBJ) = true if on either side of two-placed object
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* CNDBIT(L,N) = true if COND(L) has bit n set (bit 0 is units bit)
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* DARK(DUMMY) = true if location "LOC" is dark
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* FORCED(LOC) = true if LOC moves without asking for input (COND=2)
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* FOREST(LOC) = true if LOC is part of the forest
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* GSTONE(OBJ) = true if OBJ is a gemstone
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* HERE(OBJ) = true if the OBJ is at "LOC" (or is being carried)
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* LIQ(DUMMY) = object number of liquid in bottle
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* LIQLOC(LOC) = object number of liquid (if any) at LOC
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* PCT(N) = true N% of the time (N integer from 0 to 100)
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* TOTING(OBJ) = true if the OBJ is being carried */
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#define TOTING(OBJ) (PLACE[OBJ] == -1)
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#define AT(OBJ) (PLACE[OBJ] == LOC || FIXED[OBJ] == LOC)
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#define HERE(OBJ) (AT(OBJ) || TOTING(OBJ))
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#define LIQ2(PBOTL) ((1-(PBOTL))*WATER+((PBOTL)/2)*(WATER+OIL))
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#define LIQ(DUMMY) (LIQ2(PROP[BOTTLE]<0 ? -1-PROP[BOTTLE] : PROP[BOTTLE]))
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#define LIQLOC(LOC) (LIQ2((MOD(COND[LOC]/2*2,8)-5)*MOD(COND[LOC]/4,2)+1))
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#define CNDBIT(L,N) (TSTBIT(COND[L],N))
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#define FORCED(LOC) (COND[LOC] == 2)
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#define DARK(DUMMY) ((!CNDBIT(LOC,0)) && (PROP[LAMP] == 0 || !HERE(LAMP)))
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#define PCT(N) (randrange(100) < (N))
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#define GSTONE(OBJ) ((OBJ) == EMRALD || (OBJ) == RUBY || (OBJ) == AMBER || (OBJ) == SAPPH)
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#define FOREST(LOC) ((LOC) >= 145 && (LOC) <= 166)
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#define VOCWRD(LETTRS,SECT) (VOCAB(MAKEWD(LETTRS),SECT))
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/* The following two functions were added to fix a bug (CLOCK1 decremented
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* while in forest). They should probably be replaced by using another
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* "cond" bit. For now, however, a quick fix... OUTSID(LOC) is true if
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* LOC is outside, INDEEP(LOC) is true if LOC is "deep" in the cave (hall
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* of mists or deeper). Note special kludges for "FOOF" locs. */
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#define OUTSID(LOC) ((LOC) <= 8 || FOREST(LOC) || (LOC) == PLAC[SAPPH] || (LOC) == 180 || (LOC) == 182)
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#define INDEEP(LOC) ((LOC) >= 15 && !OUTSID(LOC) && (LOC) != 179)
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extern int carry(void), discard(bool), attack(FILE *), throw(FILE *), feed(void), fill(void);
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void score(long);
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