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Viewing changes to drizzled/function/str/conv_charset.cc

  • Committer: Monty Taylor
  • Date: 2009-09-30 07:01:32 UTC
  • mto: This revision was merged to the branch mainline in revision 1184.
  • Revision ID: mordred@inaugust.com-20090930070132-b1ol1xu1rpajdddy
Small namespace cleanup.

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drizzled/function/str/conv_charset.cc
 
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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 
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 *
 
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 *  Copyright (C) 2008 Sun Microsystems
 
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 *
 
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 *  This program is free software; you can redistribute it and/or modify
 
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 *  it under the terms of the GNU General Public License as published by
 
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 *  the Free Software Foundation; version 2 of the License.
 
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 *
 
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 *  This program is distributed in the hope that it will be useful,
 
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *  GNU General Public License for more details.
 
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 *
 
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 *  You should have received a copy of the GNU General Public License
 
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 *  along with this program; if not, write to the Free Software
 
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
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 */
 
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#include <drizzled/server_includes.h>
 
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#include CSTDINT_H
 
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#include <drizzled/function/str/conv_charset.h>
 
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String *Item_func_conv_charset::val_str(String *str)
 
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{
 
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  assert(fixed == 1);
 
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  if (use_cached_value)
 
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    return null_value ? 0 : &str_value;
 
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  String *arg= args[0]->val_str(str);
 
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  uint32_t dummy_errors;
 
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  if (!arg)
 
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  {
 
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    null_value=1;
 
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    return 0;
 
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  }
 
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  null_value= str_value.copy(arg->ptr(),arg->length(),arg->charset(),
 
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                             conv_charset, &dummy_errors);
 
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  return null_value ? 0 : check_well_formed_result(&str_value);
 
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}
 
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void Item_func_conv_charset::fix_length_and_dec()
 
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{
 
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  collation.set(conv_charset, DERIVATION_IMPLICIT);
 
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  max_length = args[0]->max_length*conv_charset->mbmaxlen;
 
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}
 
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void Item_func_conv_charset::print(String *str, enum_query_type query_type)
 
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{
 
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  str->append(STRING_WITH_LEN("convert("));
 
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  args[0]->print(str, query_type);
 
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  str->append(STRING_WITH_LEN(" using "));
 
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  str->append(conv_charset->csname);
 
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  str->append(')');
 
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}
 
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