Function parseOption

src/prefsparser.cc:54–143

* Parse a name/value pair and set preferences accordingly. */

 * Parse a name/value pair and set preferences accordingly.
 */
static int parseOption(char *name, char *value,
                       SymNode_t *symbols, int n_symbols)
{
   SymNode_t *node;
   int i;
   int st;

   node = NULL;
   for (i = 0; i < n_symbols; i++) {
      if (!strcmp(symbols[i].name, name)) {
         node = & (symbols[i]);
         break;
      }
   }

   if (!node) {
      MSG("prefs: {%s} is not a recognized token.\n", name);
      return -1;
   }

   switch (node->type) {
   case PREFS_BOOL:
      *(bool_t *)node->pref = (!dStrAsciiCasecmp(value, "yes") ||
                               !dStrAsciiCasecmp(value, "true"));
      break;
   case PREFS_COLOR:
      *(int32_t *)node->pref = a_Color_parse(value, *(int32_t*)node->pref,&st);
      if (st == 1)
         MSG("prefs: Color '%s' not recognized.\n", value);
      break;
   case PREFS_STRING:
      dFree(*(char **)node->pref);
      *(char **)node->pref = dStrdup(value);
      break;
   case PREFS_STRINGS:
   {
      Dlist *lp = *(Dlist **)node->pref;
      if (node->count == 0) {
         /* override the default */
         for (i = 0; i < dList_length(lp); i++) {
            void *data = dList_nth_data(lp, i);
            dList_remove(lp, data);
            dFree(data);
         }
      }
      dList_append(lp, dStrdup(value));
      break;
   }
   case PREFS_URL:
      a_Url_free(*(DilloUrl **)node->pref);
      *(DilloUrl **)node->pref = a_Url_new(value, NULL);
      break;
   case PREFS_INT32:
      *(int32_t *)node->pref = strtol(value, NULL, 10);
      break;
   case PREFS_DOUBLE:
      *(double *)node->pref = strtod(value, NULL);
      break;