00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*- 00002 * vim:expandtab:shiftwidth=2:tabstop=2:smarttab: 00003 * 00004 * Copyright (C) 2010 Brian Aker 00005 * 00006 * This program is free software; you can redistribute it and/or modify 00007 * it under the terms of the GNU General Public License as published by 00008 * the Free Software Foundation; either version 2 of the License, or 00009 * (at your option) any later version. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License 00017 * along with this program; if not, write to the Free Software 00018 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00019 */ 00020 00021 #include <config.h> 00022 00023 #include <drizzled/session.h> 00024 #include <drizzled/session/cache.h> 00025 #include <plugin/utility_functions/functions.h> 00026 00027 namespace drizzled 00028 { 00029 00030 namespace utility_functions 00031 { 00032 00033 bool Execute::val_bool() 00034 { 00035 drizzled::String *res= args[0]->val_str(&_res); 00036 00037 if (not res or not res->length()) 00038 { 00039 null_value= true; 00040 return false; 00041 } 00042 00043 execute.run(res->c_str(), res->length()); 00044 00045 null_value= false; 00046 00047 return true; 00048 } 00049 00050 } /* namespace utility_functions */ 00051 } /* namespace drizzled */