Drizzled Public API Documentation

lookup_symbol.cc
1 /* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
2  * vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3  *
4  * Copyright (C) 2009 Sun Microsystems, Inc.
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; version 2 of the License.
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, write to the Free Software
17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18  */
19 
20 #include <config.h>
21 #include <drizzled/item/num.h>
22 #include <drizzled/error.h>
23 #include <drizzled/session.h>
24 #include <drizzled/sql_base.h>
25 #include <drizzled/lookup_symbol.h>
26 #include <drizzled/comp_creator.h>
27 #include <drizzled/sql_lex.h>
28 
29 #include <drizzled/lex_symbol.h>
30 #include <drizzled/function_hash.h>
31 #include <drizzled/symbol_hash.h>
32 
33 namespace drizzled
34 {
35 
36 const SYMBOL *lookup_symbol(const char *s, unsigned int len, bool function)
37 {
38  const SYMBOL* ret_sym= NULL;
39  if (function)
40  {
41  ret_sym= function_hash::in_word_set(s, len);
42  if (ret_sym && ret_sym->tok)
43  return ret_sym;
44  }
45  ret_sym= symbol_hash::in_word_set(s, len);
46  if (ret_sym && ret_sym->tok)
47  return ret_sym;
48  return NULL;
49 }
50 
51 } /* namespace drizzled */
TODO: Rename this file - func.h is stupid.