usr/src/games/hack/def.trap.h

/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* def.trap.h - version 1.0.2 */

struct trap {
        struct trap *ntrap;
        xchar tx,ty;
        unsigned ttyp:5;
        unsigned tseen:1;
        unsigned once:1;
};

extern struct trap *ftrap;
struct trap *t_at();
#define newtrap()       (struct trap *) alloc(sizeof(struct trap))

/* various kinds of traps */
#define BEAR_TRAP       0
#define ARROW_TRAP      1
#define DART_TRAP       2
#define TRAPDOOR        3
#define TELEP_TRAP      4
#define PIT             5
#define SLP_GAS_TRAP    6
#define PIERC           7
#define MIMIC           8       /* used only in mklev.c */
#define TRAPNUM         9       /* if not less than 32, change sizeof(ttyp) */
                                /* see also mtrapseen (bit map) */