mirror of
https://github.com/kanjitalk755/macemu.git
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143 lines
3.7 KiB
C++
143 lines
3.7 KiB
C++
/*
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* prefs_unix.cpp - Preferences handling, Unix specific stuff
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*
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* Basilisk II (C) 1997-2008 Christian Bauer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "sysdeps.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string>
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using std::string;
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#include "prefs.h"
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// Platform-specific preferences items
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prefs_desc platform_prefs_items[] = {
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{"keycodes", TYPE_BOOLEAN, false, "use keycodes rather than keysyms to decode keyboard"},
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{"keycodefile", TYPE_STRING, false, "path of keycode translation file"},
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{"fbdevicefile", TYPE_STRING, false, "path of frame buffer device specification file"},
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{"mousewheelmode", TYPE_INT32, false, "mouse wheel support mode (0=page up/down, 1=cursor up/down)"},
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{"mousewheellines", TYPE_INT32, false, "number of lines to scroll in mouse wheel mode 1"},
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{"dsp", TYPE_STRING, false, "audio output (dsp) device name"},
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{"mixer", TYPE_STRING, false, "audio mixer device name"},
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#ifdef HAVE_SIGSEGV_SKIP_INSTRUCTION
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{"ignoresegv", TYPE_BOOLEAN, false, "ignore illegal memory accesses"},
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#endif
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{"idlewait", TYPE_BOOLEAN, false, "sleep when idle"},
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{NULL, TYPE_END, false, NULL} // End of list
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};
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// Prefs file name and path
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const char PREFS_FILE_NAME[] = ".basilisk_ii_prefs";
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string UserPrefsPath;
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static string prefs_path;
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/*
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* Load preferences from settings file
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*/
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void LoadPrefs(const char *vmdir)
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{
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if (vmdir) {
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prefs_path = string(vmdir) + '/' + string("prefs");
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FILE *prefs = fopen(prefs_path.c_str(), "r");
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if (!prefs) {
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printf("No file at %s found.\n", prefs_path.c_str());
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exit(1);
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}
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LoadPrefsFromStream(prefs);
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fclose(prefs);
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return;
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}
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// Construct prefs path
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if (UserPrefsPath.empty()) {
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char *home = getenv("HOME");
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if (home)
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prefs_path = string(home) + '/';
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prefs_path += PREFS_FILE_NAME;
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} else
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prefs_path = UserPrefsPath;
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// Read preferences from settings file
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FILE *f = fopen(prefs_path.c_str(), "r");
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if (f != NULL) {
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// Prefs file found, load settings
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LoadPrefsFromStream(f);
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fclose(f);
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} else {
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// No prefs file, save defaults
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SavePrefs();
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}
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}
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/*
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* Save preferences to settings file
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*/
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void SavePrefs(void)
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{
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FILE *f;
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if ((f = fopen(prefs_path.c_str(), "w")) != NULL) {
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SavePrefsToStream(f);
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fclose(f);
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}
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}
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/*
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* Add defaults of platform-specific prefs items
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* You may also override the defaults set in PrefsInit()
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*/
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void AddPlatformPrefsDefaults(void)
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{
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PrefsAddBool("keycodes", false);
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PrefsReplaceString("extfs", "/");
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PrefsReplaceInt32("mousewheelmode", 1);
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PrefsReplaceInt32("mousewheellines", 3);
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#ifdef __linux__
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if (access("/dev/sound/dsp", F_OK) == 0) {
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PrefsReplaceString("dsp", "/dev/sound/dsp");
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} else {
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PrefsReplaceString("dsp", "/dev/dsp");
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}
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if (access("/dev/sound/mixer", F_OK) == 0) {
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PrefsReplaceString("mixer", "/dev/sound/mixer");
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} else {
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PrefsReplaceString("mixer", "/dev/mixer");
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}
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#else
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PrefsReplaceString("dsp", "/dev/dsp");
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PrefsReplaceString("mixer", "/dev/mixer");
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#endif
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#ifdef HAVE_SIGSEGV_SKIP_INSTRUCTION
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PrefsAddBool("ignoresegv", false);
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#endif
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PrefsAddBool("idlewait", true);
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}
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