Function msUnionLayerFreeExpressionTokens

mapunion.c:243–256

clean up expression tokens */

/* clean up expression tokens */
void msUnionLayerFreeExpressionTokens(layerObj *layer)
{
    int i,j;
    freeExpressionTokens(&(layer->filter));
    freeExpressionTokens(&(layer->cluster.group));
    freeExpressionTokens(&(layer->cluster.filter));
    for(i=0; i<layer->numclasses; i++) 
    {    
        freeExpressionTokens(&(layer->class[i]->expression));
        freeExpressionTokens(&(layer->class[i]->text));
        for(j=0; j<layer->class[i]->numstyles; j++)
            freeExpressionTokens(&(layer->class[i]->styles[j]->_geomtransform));
    }
}

/* allocate the iteminfo index array - same order as the item list */
int msUnionLayerInitItemInfo(layerObj *layer)