Remove some more unused headers.
[dragonfly.git] / games / battlestar / save.c
CommitLineData
6693db17 1/*-
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2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
6693db17 13 * 3. Neither the name of the University nor the names of its contributors
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14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
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28 *
29 * @(#)save.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/games/battlestar/save.c,v 1.8.2.1 2001/03/05 11:45:36 kris Exp $
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31 */
32
984263bc 33#include <sys/stat.h>
984263bc 34#include <fcntl.h>
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35#include <err.h>
36#include "externs.h"
37
38void
5c7cac79 39restore(void)
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40{
41 char *home;
42 char home1[MAXPATHLEN];
43 int n;
44 int tmp;
45 FILE *fp;
46
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47 if ((home = getenv("HOME")) != NULL)
48 sprintf(home1, "%.*s/Bstar", MAXPATHLEN - 7, home);
49 else
50 return;
984263bc 51
678e8cc6 52 if ((fp = fopen(home1, "r")) == NULL) {
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53 perror(home1);
54 return;
55 }
56 fread(&WEIGHT, sizeof WEIGHT, 1, fp);
57 fread(&CUMBER, sizeof CUMBER, 1, fp);
58 fread(&gclock, sizeof gclock, 1, fp);
59 fread(&tmp, sizeof tmp, 1, fp);
60 location = tmp ? dayfile : nightfile;
61 for (n = 1; n <= NUMOFROOMS; n++) {
62 fread(location[n].link, sizeof location[n].link, 1, fp);
63 fread(location[n].objects, sizeof location[n].objects, 1, fp);
64 }
65 fread(inven, sizeof inven, 1, fp);
66 fread(wear, sizeof wear, 1, fp);
67 fread(injuries, sizeof injuries, 1, fp);
68 fread(notes, sizeof notes, 1, fp);
69 fread(&direction, sizeof direction, 1, fp);
70 fread(&position, sizeof position, 1, fp);
71 fread(&gtime, sizeof gtime, 1, fp);
72 fread(&fuel, sizeof fuel, 1, fp);
73 fread(&torps, sizeof torps, 1, fp);
74 fread(&carrying, sizeof carrying, 1, fp);
75 fread(&encumber, sizeof encumber, 1, fp);
76 fread(&rythmn, sizeof rythmn, 1, fp);
77 fread(&followfight, sizeof followfight, 1, fp);
78 fread(&ate, sizeof ate, 1, fp);
79 fread(&snooze, sizeof snooze, 1, fp);
80 fread(&meetgirl, sizeof meetgirl, 1, fp);
81 fread(&followgod, sizeof followgod, 1, fp);
82 fread(&godready, sizeof godready, 1, fp);
83 fread(&bs_win, sizeof bs_win, 1, fp);
84 fread(&wintime, sizeof wintime, 1, fp);
85 fread(&matchlight, sizeof matchlight, 1, fp);
86 fread(&matchcount, sizeof matchcount, 1, fp);
87 fread(&loved, sizeof loved, 1, fp);
88 fread(&pleasure, sizeof pleasure, 1, fp);
89 fread(&power, sizeof power, 1, fp);
6693db17 90 /* We must check the last read, to catch truncated save files. */
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91 if (fread(&ego, sizeof ego, 1, fp) < 1)
92 errx(1, "save file %s too short", home1);
93 fclose(fp);
94}
95
96void
5c7cac79 97save(void)
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98{
99 struct stat sbuf;
100 char *home;
101 char home1[MAXPATHLEN];
102 int n;
103 int tmp, fd;
104 FILE *fp;
105
106 home = getenv("HOME");
678e8cc6 107 if (home == NULL)
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108 return;
109 sprintf(home1, "%.*s/Bstar", MAXPATHLEN - 7, home);
110
111 /* Try to open the file safely. */
6693db17 112 if (stat(home1, &sbuf) < 0) {
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113 fd = open(home1, O_WRONLY|O_CREAT|O_EXCL, 0600);
114 if (fd < 0) {
115 fprintf(stderr, "Can't create %s\n", home1);
116 return;
117 }
118 } else {
119 if ((sbuf.st_mode & S_IFLNK) == S_IFLNK) {
120 fprintf(stderr, "No symlinks!\n");
121 return;
122 }
123
124 fd = open(home1, O_WRONLY|O_EXCL);
125 if (fd < 0) {
126 fprintf(stderr, "Can't open %s for writing\n", home1);
127 return;
128 }
129 }
130
678e8cc6 131 if ((fp = fdopen(fd, "w")) == NULL) {
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132 perror(home1);
133 return;
134 }
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135 printf("Saved in %s.\n", home1);
136 fwrite(&WEIGHT, sizeof WEIGHT, 1, fp);
137 fwrite(&CUMBER, sizeof CUMBER, 1, fp);
138 fwrite(&gclock, sizeof gclock, 1, fp);
139 tmp = location == dayfile;
140 fwrite(&tmp, sizeof tmp, 1, fp);
141 for (n = 1; n <= NUMOFROOMS; n++) {
142 fwrite(location[n].link, sizeof location[n].link, 1, fp);
143 fwrite(location[n].objects, sizeof location[n].objects, 1, fp);
144 }
145 fwrite(inven, sizeof inven, 1, fp);
146 fwrite(wear, sizeof wear, 1, fp);
147 fwrite(injuries, sizeof injuries, 1, fp);
148 fwrite(notes, sizeof notes, 1, fp);
149 fwrite(&direction, sizeof direction, 1, fp);
150 fwrite(&position, sizeof position, 1, fp);
151 fwrite(&gtime, sizeof gtime, 1, fp);
152 fwrite(&fuel, sizeof fuel, 1, fp);
153 fwrite(&torps, sizeof torps, 1, fp);
154 fwrite(&carrying, sizeof carrying, 1, fp);
155 fwrite(&encumber, sizeof encumber, 1, fp);
156 fwrite(&rythmn, sizeof rythmn, 1, fp);
157 fwrite(&followfight, sizeof followfight, 1, fp);
158 fwrite(&ate, sizeof ate, 1, fp);
159 fwrite(&snooze, sizeof snooze, 1, fp);
160 fwrite(&meetgirl, sizeof meetgirl, 1, fp);
161 fwrite(&followgod, sizeof followgod, 1, fp);
162 fwrite(&godready, sizeof godready, 1, fp);
163 fwrite(&bs_win, sizeof bs_win, 1, fp);
164 fwrite(&wintime, sizeof wintime, 1, fp);
165 fwrite(&matchlight, sizeof matchlight, 1, fp);
166 fwrite(&matchcount, sizeof matchcount, 1, fp);
167 fwrite(&loved, sizeof loved, 1, fp);
168 fwrite(&pleasure, sizeof pleasure, 1, fp);
169 fwrite(&power, sizeof power, 1, fp);
170 fwrite(&ego, sizeof ego, 1, fp);
171}