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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
|
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* hack.save.c - version 1.0.3 */
/* $FreeBSD: src/games/hack/hack.save.c,v 1.4 1999/11/16 10:26:37 marcel Exp $ */
#include "hack.h"
extern char SAVEF[], nul[];
static bool dosave0(int);
int
dosave(void)
{
if (dosave0(0)) {
settty("Be seeing you ...\n");
exit(0);
}
return (0);
}
#ifndef NOSAVEONHANGUP
void
hangup(int n __attribute__((unused)))
{
dosave0(1);
exit(1);
}
#endif /* NOSAVEONHANGUP */
/* returns 1 if save successful */
static bool
dosave0(int hu)
{
int fd, ofd;
int tmp; /* not ! */
signal(SIGHUP, SIG_IGN);
signal(SIGINT, SIG_IGN);
if ((fd = creat(SAVEF, FMASK)) < 0) {
if (!hu)
pline("Cannot open save file. (Continue or Quit)");
unlink(SAVEF); /* ab@unido */
return (0);
}
if (flags.moonphase == FULL_MOON) /* ut-sally!fletcher */
u.uluck--; /* and unido!ab */
savelev(fd, dlevel);
saveobjchn(fd, invent);
saveobjchn(fd, fcobj);
savemonchn(fd, fallen_down);
tmp = getuid();
bwrite(fd, (char *)&tmp, sizeof(tmp));
bwrite(fd, (char *)&flags, sizeof(struct flag));
bwrite(fd, (char *)&dlevel, sizeof(dlevel));
bwrite(fd, (char *)&maxdlevel, sizeof(maxdlevel));
bwrite(fd, (char *)&moves, sizeof(moves));
bwrite(fd, (char *)&u, sizeof(struct you));
if (u.ustuck)
bwrite(fd, (char *)&(u.ustuck->m_id), sizeof(u.ustuck->m_id));
bwrite(fd, (char *)pl_character, sizeof(pl_character));
bwrite(fd, (char *)genocided, sizeof(genocided));
bwrite(fd, (char *)fut_geno, sizeof(fut_geno));
savenames(fd);
for (tmp = 1; tmp <= maxdlevel; tmp++) {
if (tmp == dlevel || !level_exists[tmp])
continue;
glo(tmp);
if ((ofd = open(lock, O_RDONLY)) < 0) {
if (!hu)
pline("Error while saving: cannot read %s.", lock);
close(fd);
unlink(SAVEF);
if (!hu)
done("tricked");
return (0);
}
getlev(ofd, hackpid, tmp);
close(ofd);
bwrite(fd, (char *)&tmp, sizeof(tmp)); /* level number */
savelev(fd, tmp); /* actual level */
unlink(lock);
}
close(fd);
glo(dlevel);
unlink(lock); /* get rid of current level --jgm */
glo(0);
unlink(lock);
return (1);
}
bool
dorecover(int fd)
{
int nfd;
int tmp; /* not a ! */
unsigned mid; /* idem */
struct obj *otmp;
restoring = TRUE;
getlev(fd, 0, 0);
invent = restobjchn(fd);
for (otmp = invent; otmp; otmp = otmp->nobj)
if (otmp->owornmask)
setworn(otmp, otmp->owornmask);
fcobj = restobjchn(fd);
fallen_down = restmonchn(fd);
mread(fd, (char *)&tmp, sizeof(tmp));
if (tmp != (int)getuid()) { /* strange ... */
close(fd);
unlink(SAVEF);
puts("Saved game was not yours.");
restoring = FALSE;
return (0);
}
mread(fd, (char *)&flags, sizeof(struct flag));
mread(fd, (char *)&dlevel, sizeof(dlevel));
mread(fd, (char *)&maxdlevel, sizeof(maxdlevel));
mread(fd, (char *)&moves, sizeof(moves));
mread(fd, (char *)&u, sizeof(struct you));
if (u.ustuck)
mread(fd, (char *)&mid, sizeof(mid));
mread(fd, (char *)pl_character, sizeof(pl_character));
mread(fd, (char *)genocided, sizeof(genocided));
mread(fd, (char *)fut_geno, sizeof(fut_geno));
restnames(fd);
for (;;) {
if (read(fd, (char *)&tmp, sizeof(tmp)) != sizeof(tmp))
break;
getlev(fd, 0, tmp);
glo(tmp);
if ((nfd = creat(lock, FMASK)) < 0)
panic("Cannot open temp file %s!\n", lock);
savelev(nfd, tmp);
close(nfd);
}
lseek(fd, (off_t)0, SEEK_SET);
getlev(fd, 0, 0);
close(fd);
unlink(SAVEF);
if (Punished) {
for (otmp = fobj; otmp; otmp = otmp->nobj)
if (otmp->olet == CHAIN_SYM)
goto chainfnd;
panic("Cannot find the iron chain?");
chainfnd:
uchain = otmp;
if (!uball) {
for (otmp = fobj; otmp; otmp = otmp->nobj)
if (otmp->olet == BALL_SYM && otmp->spe)
goto ballfnd;
panic("Cannot find the iron ball?");
ballfnd:
uball = otmp;
}
}
if (u.ustuck) {
struct monst *mtmp;
for (mtmp = fmon; mtmp; mtmp = mtmp->nmon)
if (mtmp->m_id == mid)
goto monfnd;
panic("Cannot find the monster ustuck.");
monfnd:
u.ustuck = mtmp;
}
#ifndef QUEST
setsee(); /* only to recompute seelx etc. - these weren't saved */
#endif /* QUEST */
docrt();
restoring = FALSE;
return (1);
}
struct obj *
restobjchn(int fd)
{
struct obj *otmp, *otmp2;
struct obj *first = NULL;
int xl;
/* suppress "used before set" warning from lint */
otmp2 = NULL;
for (;;) {
mread(fd, (char *)&xl, sizeof(xl));
if (xl == -1)
break;
otmp = newobj(xl);
if (!first)
first = otmp;
else
otmp2->nobj = otmp;
mread(fd, (char *)otmp, (unsigned)xl + sizeof(struct obj));
if (!otmp->o_id) otmp->o_id = flags.ident++;
otmp2 = otmp;
}
if (first && otmp2->nobj) {
impossible("Restobjchn: error reading objchn.");
otmp2->nobj = 0;
}
return (first);
}
struct monst *
restmonchn(int fd)
{
struct monst *mtmp, *mtmp2;
struct monst *first = NULL;
int xl;
struct permonst *monbegin;
long differ;
mread(fd, (char *)&monbegin, sizeof(monbegin));
differ = (char *)(&mons[0]) - (char *)(monbegin);
/* suppress "used before set" warning from lint */
mtmp2 = NULL;
for (;;) {
mread(fd, (char *)&xl, sizeof(xl));
if (xl == -1)
break;
mtmp = newmonst(xl);
if (!first)
first = mtmp;
else
mtmp2->nmon = mtmp;
mread(fd, (char *)mtmp, (unsigned)xl + sizeof(struct monst));
if (!mtmp->m_id)
mtmp->m_id = flags.ident++;
mtmp->data = (struct permonst *)
((char *)mtmp->data + differ);
if (mtmp->minvent)
mtmp->minvent = restobjchn(fd);
mtmp2 = mtmp;
}
if (first && mtmp2->nmon) {
impossible("Restmonchn: error reading monchn.");
mtmp2->nmon = 0;
}
return (first);
}
|
