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root/cebix/SheepShaver/src/Unix/prefs_unix.cpp
Revision: 1.6
Committed: 2004-05-09T17:44:17Z (20 years, 6 months ago) by gbeauche
Branch: MAIN
Changes since 1.5: +1 -0 lines
Log Message:
TUN/TAP support

File Contents

# User Rev Content
1 cebix 1.1 /*
2     * prefs_unix.cpp - Preferences handling, Unix specific things
3     *
4 cebix 1.5 * SheepShaver (C) 1997-2004 Christian Bauer and Marc Hellwig
5 cebix 1.1 *
6     * This program is free software; you can redistribute it and/or modify
7     * it under the terms of the GNU General Public License as published by
8     * the Free Software Foundation; either version 2 of the License, or
9     * (at your option) any later version.
10     *
11     * This program is distributed in the hope that it will be useful,
12     * but WITHOUT ANY WARRANTY; without even the implied warranty of
13     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     * GNU General Public License for more details.
15     *
16     * You should have received a copy of the GNU General Public License
17     * along with this program; if not, write to the Free Software
18     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19     */
20    
21     #include "sysdeps.h"
22    
23     #include <string.h>
24     #include <stdlib.h>
25     #include <stdio.h>
26    
27     #include "prefs.h"
28    
29    
30     // Platform-specific preferences items
31     prefs_desc platform_prefs_items[] = {
32 gbeauche 1.3 {"ether", TYPE_STRING, false, "device name of Mac ethernet adapter"},
33 gbeauche 1.6 {"etherconfig", TYPE_STRING, false, "path of network config script"},
34 gbeauche 1.3 {"keycodes", TYPE_BOOLEAN, false, "use keycodes rather than keysyms to decode keyboard"},
35     {"keycodefile", TYPE_STRING, false, "path of keycode translation file"},
36 gbeauche 1.4 {"mousewheelmode", TYPE_INT32, false, "mouse wheel support mode (0=page up/down, 1=cursor up/down)"},
37     {"mousewheellines", TYPE_INT32, false, "number of lines to scroll in mouse wheel mode 1"},
38 gbeauche 1.3 {"dsp", TYPE_STRING, false, "audio output (dsp) device name"},
39     {"mixer", TYPE_STRING, false, "audio mixer device name"},
40     #ifdef HAVE_SIGSEGV_SKIP_INSTRUCTION
41     {"ignoresegv", TYPE_BOOLEAN, false, "ignore illegal memory accesses"},
42     #endif
43 cebix 1.1 {NULL, TYPE_END, false, NULL} // End of list
44     };
45    
46    
47     // Prefs file name and path
48     const char PREFS_FILE_NAME[] = ".sheepshaver_prefs";
49     static char prefs_path[1024];
50    
51    
52     /*
53     * Load preferences from settings file
54     */
55    
56     void LoadPrefs(void)
57     {
58     // Construct prefs path
59     prefs_path[0] = 0;
60     char *home = getenv("HOME");
61     if (home != NULL && strlen(home) < 1000) {
62     strncpy(prefs_path, home, 1000);
63     strcat(prefs_path, "/");
64     }
65     strcat(prefs_path, PREFS_FILE_NAME);
66    
67     // Read preferences from settings file
68     FILE *f = fopen(prefs_path, "r");
69     if (f != NULL) {
70    
71     // Prefs file found, load settings
72     LoadPrefsFromStream(f);
73     fclose(f);
74    
75     } else {
76    
77     // No prefs file, save defaults
78     SavePrefs();
79     }
80     }
81    
82    
83     /*
84     * Save preferences to settings file
85     */
86    
87     void SavePrefs(void)
88     {
89     FILE *f;
90     if ((f = fopen(prefs_path, "w")) != NULL) {
91     SavePrefsToStream(f);
92     fclose(f);
93     }
94     }
95    
96    
97     /*
98     * Add defaults of platform-specific prefs items
99     * You may also override the defaults set in PrefsInit()
100     */
101    
102     void AddPlatformPrefsDefaults(void)
103     {
104 gbeauche 1.2 PrefsAddBool("keycodes", false);
105 cebix 1.1 PrefsReplaceString("extfs", "/");
106 gbeauche 1.4 PrefsReplaceInt32("mousewheelmode", 1);
107     PrefsReplaceInt32("mousewheellines", 3);
108 cebix 1.1 PrefsAddInt32("windowmodes", 3);
109     PrefsAddInt32("screenmodes", 0x3f);
110 gbeauche 1.3 #ifdef __linux__
111     if (access("/dev/.devfsd", F_OK) < 0) {
112     PrefsReplaceString("dsp", "/dev/dsp");
113     PrefsReplaceString("mixer", "/dev/mixer");
114     } else {
115     PrefsReplaceString("dsp", "/dev/sound/dsp");
116     PrefsReplaceString("mixer", "/dev/sound/mixer");
117     }
118     #else
119     PrefsReplaceString("dsp", "/dev/dsp");
120     PrefsReplaceString("mixer", "/dev/mixer");
121     #endif
122     #ifdef HAVE_SIGSEGV_SKIP_INSTRUCTION
123     PrefsAddBool("ignoresegv", false);
124     #endif
125 cebix 1.1 }