1 /* $NetBSD: hack.bones.c,v 1.9 2011/07/20 07:04:30 dholland Exp $ */
2
3 /*
4 * Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
5 * Amsterdam
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met:
11 *
12 * - Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 *
15 * - Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * - Neither the name of the Stichting Centrum voor Wiskunde en
20 * Informatica, nor the names of its contributors may be used to endorse or
21 * promote products derived from this software without specific prior
22 * written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
25 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
27 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
28 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
29 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
30 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
31 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
32 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
33 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
34 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 */
36
37 /*
38 * Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
39 * All rights reserved.
40 *
41 * Redistribution and use in source and binary forms, with or without
42 * modification, are permitted provided that the following conditions
43 * are met:
44 * 1. Redistributions of source code must retain the above copyright
45 * notice, this list of conditions and the following disclaimer.
46 * 2. Redistributions in binary form must reproduce the above copyright
47 * notice, this list of conditions and the following disclaimer in the
48 * documentation and/or other materials provided with the distribution.
49 * 3. The name of the author may not be used to endorse or promote products
50 * derived from this software without specific prior written permission.
51 *
52 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
53 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
54 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
55 * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
56 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
57 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
58 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
59 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
60 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
61 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
62 */
63
64 #include <fcntl.h>
65 #include <unistd.h>
66 #include "hack.h"
67 #include "extern.h"
68
69 static char bones[] = "bones_xx";
70
71 /* save bones and possessions of a deceased adventurer */
72 void
savebones(void)73 savebones(void)
74 {
75 int fd;
76 struct obj *otmp;
77 struct trap *ttmp;
78 struct monst *mtmp;
79
80 if (dlevel <= 0 || dlevel > MAXLEVEL)
81 return;
82 if (!rn2(1 + dlevel / 2))
83 return; /* not so many ghosts on low levels */
84 bones[6] = '0' + (dlevel / 10);
85 bones[7] = '0' + (dlevel % 10);
86 if ((fd = open(bones, O_RDONLY)) >= 0) {
87 (void) close(fd);
88 return;
89 }
90 /* drop everything; the corpse's possessions are usually cursed */
91 otmp = invent;
92 while (otmp) {
93 otmp->ox = u.ux;
94 otmp->oy = u.uy;
95 otmp->age = 0; /* very long ago */
96 otmp->owornmask = 0;
97 if (rn2(5))
98 otmp->cursed = 1;
99 if (!otmp->nobj) {
100 otmp->nobj = fobj;
101 fobj = invent;
102 invent = 0; /* superfluous */
103 break;
104 }
105 otmp = otmp->nobj;
106 }
107 if (!(mtmp = makemon(PM_GHOST, u.ux, u.uy)))
108 return;
109 mtmp->mx = u.ux;
110 mtmp->my = u.uy;
111 mtmp->msleep = 1;
112 (void) strcpy((char *) mtmp->mextra, plname);
113 mkgold(somegold() + d(dlevel, 30), u.ux, u.uy);
114 for (mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
115 mtmp->m_id = 0;
116 if (mtmp->mtame) {
117 mtmp->mtame = 0;
118 mtmp->mpeaceful = 0;
119 }
120 mtmp->mlstmv = 0;
121 if (mtmp->mdispl)
122 unpmon(mtmp);
123 }
124 for (ttmp = ftrap; ttmp; ttmp = ttmp->ntrap)
125 ttmp->tseen = 0;
126 for (otmp = fobj; otmp; otmp = otmp->nobj) {
127 otmp->o_id = 0;
128 /* otmp->o_cnt_id = 0; - superfluous */
129 otmp->onamelth = 0;
130 otmp->known = 0;
131 otmp->invlet = 0;
132 if (otmp->olet == AMULET_SYM && !otmp->spe) {
133 otmp->spe = -1; /* no longer the actual amulet */
134 otmp->cursed = 1; /* flag as gotten from a
135 * ghost */
136 }
137 }
138 if ((fd = creat(bones, FMASK)) < 0)
139 return;
140 savelev(fd, dlevel);
141 (void) close(fd);
142 }
143
144 int
getbones(void)145 getbones(void)
146 {
147 int fd, x, y, ok;
148
149 if (rn2(3))
150 return (0); /* only once in three times do we find bones */
151 bones[6] = '0' + dlevel / 10;
152 bones[7] = '0' + dlevel % 10;
153 if ((fd = open(bones, O_RDONLY)) < 0)
154 return (0);
155 if ((ok = uptodate(fd)) != 0) {
156 getlev(fd, 0, dlevel);
157 for (x = 0; x < COLNO; x++)
158 for (y = 0; y < ROWNO; y++)
159 levl[x][y].seen = levl[x][y].new = 0;
160 }
161 (void) close(fd);
162 #ifdef WIZARD
163 if (!wizard) /* duvel!frans: don't remove bones while
164 * debugging */
165 #endif /* WiZARD */
166 if (unlink(bones) < 0) {
167 pline("Cannot unlink %s .", bones);
168 return (0);
169 }
170 return (ok);
171 }
172