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root/cebix/SheepShaver/src/Unix/prefs_unix.cpp
Revision: 1.4
Committed: 2003-12-27T10:37:30Z (20 years, 5 months ago) by gbeauche
Branch: MAIN
Changes since 1.3: +4 -0 lines
Log Message:
Merge in Mouse Wheel support from Basilisk II.

File Contents

# User Rev Content
1 cebix 1.1 /*
2     * prefs_unix.cpp - Preferences handling, Unix specific things
3     *
4     * SheepShaver (C) 1997-2002 Christian Bauer and Marc Hellwig
5     *
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     {"keycodes", TYPE_BOOLEAN, false, "use keycodes rather than keysyms to decode keyboard"},
34     {"keycodefile", TYPE_STRING, false, "path of keycode translation file"},
35 gbeauche 1.4 {"mousewheelmode", TYPE_INT32, false, "mouse wheel support mode (0=page up/down, 1=cursor up/down)"},
36     {"mousewheellines", TYPE_INT32, false, "number of lines to scroll in mouse wheel mode 1"},
37 gbeauche 1.3 {"dsp", TYPE_STRING, false, "audio output (dsp) device name"},
38     {"mixer", TYPE_STRING, false, "audio mixer device name"},
39     #ifdef HAVE_SIGSEGV_SKIP_INSTRUCTION
40     {"ignoresegv", TYPE_BOOLEAN, false, "ignore illegal memory accesses"},
41     #endif
42 cebix 1.1 {NULL, TYPE_END, false, NULL} // End of list
43     };
44    
45    
46     // Prefs file name and path
47     const char PREFS_FILE_NAME[] = ".sheepshaver_prefs";
48     static char prefs_path[1024];
49    
50    
51     /*
52     * Load preferences from settings file
53     */
54    
55     void LoadPrefs(void)
56     {
57     // Construct prefs path
58     prefs_path[0] = 0;
59     char *home = getenv("HOME");
60     if (home != NULL && strlen(home) < 1000) {
61     strncpy(prefs_path, home, 1000);
62     strcat(prefs_path, "/");
63     }
64     strcat(prefs_path, PREFS_FILE_NAME);
65    
66     // Read preferences from settings file
67     FILE *f = fopen(prefs_path, "r");
68     if (f != NULL) {
69    
70     // Prefs file found, load settings
71     LoadPrefsFromStream(f);
72     fclose(f);
73    
74     } else {
75    
76     // No prefs file, save defaults
77     SavePrefs();
78     }
79     }
80    
81    
82     /*
83     * Save preferences to settings file
84     */
85    
86     void SavePrefs(void)
87     {
88     FILE *f;
89     if ((f = fopen(prefs_path, "w")) != NULL) {
90     SavePrefsToStream(f);
91     fclose(f);
92     }
93     }
94    
95    
96     /*
97     * Add defaults of platform-specific prefs items
98     * You may also override the defaults set in PrefsInit()
99     */
100    
101     void AddPlatformPrefsDefaults(void)
102     {
103 gbeauche 1.2 PrefsAddBool("keycodes", false);
104 cebix 1.1 PrefsReplaceString("extfs", "/");
105 gbeauche 1.4 PrefsReplaceInt32("mousewheelmode", 1);
106     PrefsReplaceInt32("mousewheellines", 3);
107 cebix 1.1 PrefsAddInt32("windowmodes", 3);
108     PrefsAddInt32("screenmodes", 0x3f);
109 gbeauche 1.3 #ifdef __linux__
110     if (access("/dev/.devfsd", F_OK) < 0) {
111     PrefsReplaceString("dsp", "/dev/dsp");
112     PrefsReplaceString("mixer", "/dev/mixer");
113     } else {
114     PrefsReplaceString("dsp", "/dev/sound/dsp");
115     PrefsReplaceString("mixer", "/dev/sound/mixer");
116     }
117     #else
118     PrefsReplaceString("dsp", "/dev/dsp");
119     PrefsReplaceString("mixer", "/dev/mixer");
120     #endif
121     #ifdef HAVE_SIGSEGV_SKIP_INSTRUCTION
122     PrefsAddBool("ignoresegv", false);
123     #endif
124 cebix 1.1 }