fookb/params.c

   1 #include <stdio.h>
   2 #include <string.h>             /* strlen & strcat */
   3 #include <ctype.h>              /* toupper */
   4 #include <stdlib.h>
   5 #include <WINGs/WUtil.h>
   6 #include "params.h"
   7 #include "opts.h"
   8
   9 /* Let's make lint happy */
  10 #define lputs(x) (void)puts(x)
  11
  12 char *read_param(char *string)
  13 {
  14         WMPropList *pl;
  15         WMPropList *value;
  16         WMPropList *tmp;
  17         char *path;
  18         char *result;
  19
  20 /* Command line parameters take precedence over all */
  21
  22         if (!strcmp(string, "Icon1")) {
  23                 if (icon1)
  24                         return icon1;
  25
  26                 result = DEFAULT_ICON1;
  27         }
  28         if (!strcmp(string, "Icon2")) {
  29                 if (icon2)
  30                         return icon2;
  31
  32                 result = DEFAULT_ICON2;
  33         }
  34         if (!strcmp(string, "Icon3")) {
  35                 if (icon3)
  36                         return icon3;
  37
  38                 result = DEFAULT_ICON3;
  39         }
  40         if (!strcmp(string, "Icon4")) {
  41                 if (icon4)
  42                         return icon4;
  43
  44                 result = DEFAULT_ICON4;
  45         }
  46         if (!strcmp(string, "IconBoom")) {
  47                 if (iconboom)
  48                         return iconboom;
  49
  50                 result = DEFAULT_ICON_BOOM;
  51         }
  52         if (!strcmp(string, "Sound"))
  53                 result = DEFAULT_SOUND;
  54         if (!strcmp(string, "Command"))
  55                 result = DEFAULT_COMMAND;
  56
  57         /*
  58          * Here we start the game with property lists.
  59          * pl will be property list, read from DEFAULTS_FILE.
  60          * tmp will be temporary key for this property list,
  61          * constructed using ``string'', supplied to function.
  62          * value will be property list, which contain the value
  63          * of parameter
  64          */
  65
  66         path = wexpandpath(DEFAULTS_FILE);
  67         pl = WMReadPropListFromFile(path);
  68         wfree(path);
  69
  70         if (!pl) {
  71                 return result;
  72         }
  73
  74         tmp = WMCreatePLString(string);
  75         value = WMGetFromPLDictionary(pl, tmp);
  76         WMReleasePropList(tmp);
  77
  78         /*
  79          * pl and value objects will exist as long as fookb is running
  80          */
  81
  82         if (!value) {
  83                 lputs("Cannot find in config file value for: ");
  84                 lputs(string);
  85                 exit(EXIT_FAILURE);
  86         }
  87
  88         if (!WMIsPLString(value)) {
  89                 lputs("Value for: ");
  90                 lputs(string);
  91                 lputs("in config file is not a string.");
  92                 exit(EXIT_FAILURE);
  93         }
  94
  95         result = WMGetFromPLString(value);
  96
  97         if (!result) {
  98                 lputs("Something wrong with libWUtils :(");
  99                 lputs("Please report this error to fookb author.");
 100                 exit(EXIT_FAILURE);
 101         }
 102
 103         return result;
 104
 105 }