apps/wm/config.c

   1 /*
   2  *  ZeX/OS
   3  *  Copyright (C) 2007  Tomas 'ZeXx86' Jedrzejek (zexx86@gmail.com)
   4  *
   5  *  This program is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  This program is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19
  20 #include <fcntl.h>
  21 #include <stdio.h>
  22 #include <string.h>
  23 #include <stdlib.h>
  24 #include <unistd.h>
  25 #include "config.h"
  26
  27 config_t *cfg;
  28
  29 void config_set (char *variable, char *value)
  30 {
  31         puts ("config -> ");
  32         puts (variable);
  33         puts (" : ");
  34         puts (value);
  35         puts ("\n");
  36
  37         if (!strcmp (variable, "wm_mouse"))
  38                 cfg->mouse = atoi (value);
  39 }
  40
  41 void config_parse (char *cfgfile)
  42 {
  43         unsigned i = 0, y = strlen (cfgfile), z = 0;
  44         unsigned a = 0;
  45
  46         while (i < y) {
  47                 if (cfgfile[i] == '\n') {
  48                         char var[16];
  49                         char val[32];
  50
  51                         a = 0;
  52
  53                         while (a < 16) {
  54                                 if (cfgfile[a+z] == ' ')
  55                                         break;
  56
  57                                 a ++;
  58                         }
  59
  60                         if (a >= 15)
  61                                 continue;
  62
  63                         memcpy (var, cfgfile+z, a);
  64                         var[a] = '\0';
  65
  66                         a ++;
  67
  68                         memcpy (val, cfgfile+z+a, i-z-a);
  69                         val[i-z-a] = '\0';
  70
  71                         config_set (var, val);
  72
  73                         i ++;
  74
  75                         z = i;
  76                 }
  77
  78                 i ++;
  79         }
  80 }
  81
  82 unsigned init_config ()
  83 {
  84         char *cfgfile = (char *) malloc (sizeof (char) * 2048);
  85
  86         if (!cfgfile)
  87                 return 0;
  88
  89         // html web page
  90         int fd = open ("config", O_RDONLY);
  91
  92         if (!fd) {
  93                 puts ("error -> file 'config' not found\n");
  94                 return 0;
  95         }
  96
  97         if (!read (fd, cfgfile, 2048)) {
  98                 puts ("error -> something was wrong !\n");
  99                 return 0;
 100         }
 101
 102         cfgfile[2048] = '\0';
 103
 104         cfg = (config_t *) malloc (sizeof (config_t));
 105
 106         if (!cfg)
 107                 return 0;
 108
 109         config_parse (cfgfile);
 110
 111         return 1;
 112 }
 113