3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2004 Michael George <mike@georgetech.com>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
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.
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.
22 #include "configfile.h"
25 #include "lispreader.h"
28 const char * config_filename = "/st_config.dat";
30 const char * config_filename = "/config";
33 static void defaults ()
39 use_fullscreen = false;
53 /* override defaults from config file */
55 file = opendata(config_filename, "r");
60 /* read config file */
63 lisp_object_t * root_obj = NULL;
65 lisp_stream_init_file (&stream, file);
66 root_obj = lisp_read (&stream);
68 if (root_obj->type == LISP_TYPE_EOF || root_obj->type == LISP_TYPE_PARSE_ERROR)
71 if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-config") != 0)
74 LispReader reader(lisp_cdr(root_obj));
76 reader.read_bool("fullscreen", &use_fullscreen);
77 reader.read_bool("sound", &use_sound);
78 reader.read_bool("music", &use_music);
79 reader.read_bool("show_fps", &show_fps);
82 reader.read_string ("video", &video);
83 if (video == "opengl")
88 reader.read_int ("joystick", &joystick_num);
89 if (!(joystick_num >= 0))
95 void saveconfig (void)
97 /* write settings to config file */
99 FILE * config = opendata(config_filename, "w");
103 fprintf(config, "(supertux-config\n");
104 fprintf(config, "\t;; the following options can be set to #t or #f:\n");
105 fprintf(config, "\t(fullscreen %s)\n", use_fullscreen ? "#t" : "#f");
106 fprintf(config, "\t(sound %s)\n", use_sound ? "#t" : "#f");
107 fprintf(config, "\t(music %s)\n", use_music ? "#t" : "#f");
108 fprintf(config, "\t(show_fps %s)\n", show_fps ? "#t" : "#f");
110 fprintf(config, "\n\t;; either \"opengl\" or \"sdl\"\n");
111 fprintf(config, "\t(video \"%s\")\n", use_gl ? "opengl" : "sdl");
113 fprintf(config, "\n\t;; joystick number (-1 means no joystick):\n");
114 fprintf(config, "\t(joystick %d)\n", use_joystick ? joystick_num : -1);
115 fprintf(config, ")\n");