summaryrefslogtreecommitdiffstats
path: root/hack/hack.search.c
blob: 44fdacaf7dcdd329abca19ef186fe8436c0eef1d (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
/*	$NetBSD: hack.search.c,v 1.4 1997/10/19 16:58:59 christos Exp $	*/

/*
 * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
 */

#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: hack.search.c,v 1.4 1997/10/19 16:58:59 christos Exp $");
#endif				/* not lint */

#include "hack.h"
#include "extern.h"

int
findit()
{				/* returns number of things found */
	int             num;
	xchar           zx, zy;
	struct trap    *ttmp;
	struct monst   *mtmp;
	xchar           lx, hx, ly, hy;

	if (u.uswallow)
		return (0);
	for (lx = u.ux; (num = levl[lx - 1][u.uy].typ) && num != CORR; lx--);
	for (hx = u.ux; (num = levl[hx + 1][u.uy].typ) && num != CORR; hx++);
	for (ly = u.uy; (num = levl[u.ux][ly - 1].typ) && num != CORR; ly--);
	for (hy = u.uy; (num = levl[u.ux][hy + 1].typ) && num != CORR; hy++);
	num = 0;
	for (zy = ly; zy <= hy; zy++)
		for (zx = lx; zx <= hx; zx++) {
			if (levl[zx][zy].typ == SDOOR) {
				levl[zx][zy].typ = DOOR;
				atl(zx, zy, '+');
				num++;
			} else if (levl[zx][zy].typ == SCORR) {
				levl[zx][zy].typ = CORR;
				atl(zx, zy, CORR_SYM);
				num++;
			} else if ((ttmp = t_at(zx, zy)) != NULL) {
				if (ttmp->ttyp == PIERC) {
					(void) makemon(PM_PIERCER, zx, zy);
					num++;
					deltrap(ttmp);
				} else if (!ttmp->tseen) {
					ttmp->tseen = 1;
					if (!vism_at(zx, zy))
						atl(zx, zy, '^');
					num++;
				}
			} else if ((mtmp = m_at(zx, zy)) != NULL)
				if (mtmp->mimic) {
					seemimic(mtmp);
					num++;
				}
		}
	return (num);
}

int
dosearch()
{
	xchar           x, y;
	struct trap    *trap;
	struct monst   *mtmp;

	if (u.uswallow)
		pline("What are you looking for? The exit?");
	else
		for (x = u.ux - 1; x < u.ux + 2; x++)
			for (y = u.uy - 1; y < u.uy + 2; y++)
				if (x != u.ux || y != u.uy) {
					if (levl[x][y].typ == SDOOR) {
						if (rn2(7))
							continue;
						levl[x][y].typ = DOOR;
						levl[x][y].seen = 0;	/* force prl */
						prl(x, y);
						nomul(0);
					} else if (levl[x][y].typ == SCORR) {
						if (rn2(7))
							continue;
						levl[x][y].typ = CORR;
						levl[x][y].seen = 0;	/* force prl */
						prl(x, y);
						nomul(0);
					} else {
						/*
						 * Be careful not to find
						 * anything in an SCORR or
						 * SDOOR
						 */
						if ((mtmp = m_at(x, y)) != NULL)
							if (mtmp->mimic) {
								seemimic(mtmp);
								pline("You find a mimic.");
								return (1);
							}
						for (trap = ftrap; trap; trap = trap->ntrap)
							if (trap->tx == x && trap->ty == y &&
							    !trap->tseen && !rn2(8)) {
								nomul(0);
								pline("You find a%s.", traps[trap->ttyp]);
								if (trap->ttyp == PIERC) {
									deltrap(trap);
									(void) makemon(PM_PIERCER, x, y);
									return (1);
								}
								trap->tseen = 1;
								if (!vism_at(x, y))
									atl(x, y, '^');
							}
					}
				}
	return (1);
}

int
doidtrap()
{
	struct trap    *trap;
	int             x, y;
	if (!getdir(1))
		return (0);
	x = u.ux + u.dx;
	y = u.uy + u.dy;
	for (trap = ftrap; trap; trap = trap->ntrap)
		if (trap->tx == x && trap->ty == y && trap->tseen) {
			if (u.dz)
				if ((u.dz < 0) != (!xdnstair && trap->ttyp == TRAPDOOR))
					continue;
			pline("That is a%s.", traps[trap->ttyp]);
			return (0);
		}
	pline("I can't see a trap there.");
	return (0);
}

void
wakeup(mtmp)
	struct monst   *mtmp;
{
	mtmp->msleep = 0;
	setmangry(mtmp);
	if (mtmp->mimic)
		seemimic(mtmp);
}

/* NOTE: we must check if(mtmp->mimic) before calling this routine */
void
seemimic(mtmp)
	struct monst   *mtmp;
{
	mtmp->mimic = 0;
	mtmp->mappearance = 0;
	unpmon(mtmp);
	pmon(mtmp);
}