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/* |
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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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|
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#include "sysdeps.h" |
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|
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#include <stdio.h> |
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#include <stdlib.h> |
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|
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#include <string> |
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using std::string; |
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|
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#include "prefs.h" |
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|
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|
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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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|
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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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|
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/* |
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* Load preferences from settings file |
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*/ |
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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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|
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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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|
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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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|
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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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|
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} else { |
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|
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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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|
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/* |
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* Save preferences to settings file |
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*/ |
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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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|
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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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|
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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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} |
