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Viewing changes to plugin/collation_dictionary/character_sets.cc

  • Committer: Padraig O'Sullivan
  • Date: 2010-03-15 14:05:26 UTC
  • mfrom: (1237.9.99 staging)
  • Revision ID: osullivan.padraig@gmail.com-20100315140526-opbgwdwn6tfecdkq
Merge from trunk.

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Lines of Context:
plugin/collation_dictionary/character_sets.cc
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}
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CharacterSetsTool::Generator::Generator(Field **arg) :
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  plugin::TableFunction::Generator(arg)
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{
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  cs= all_charsets;
 
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  plugin::TableFunction::Generator(arg),
 
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  is_char_primed(false)
 
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{
 
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}
 
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bool CharacterSetsTool::Generator::checkCharacterSet()
 
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{
 
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  if (character_set() && (character_set()->state & MY_CS_PRIMARY) &&
 
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      (character_set()->state & MY_CS_AVAILABLE) && not (character_set()->state & MY_CS_HIDDEN))
 
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  {
 
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    return false;
 
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  }
 
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  return true;
 
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}
 
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bool CharacterSetsTool::Generator::nextCharacterSetCore()
 
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{
 
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  if (is_char_primed)
 
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  {
 
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    character_set_iter++;
 
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  }
 
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  else
 
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  {
 
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    character_set_iter= all_charsets;
 
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    is_char_primed= true;
 
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  }
 
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  if (character_set_iter == all_charsets+255)
 
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    return false;
 
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  if (checkCharacterSet())
 
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      return false;
 
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  return true;
 
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}
 
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bool CharacterSetsTool::Generator::nextCharacterSet()
 
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{
 
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  while (not nextCharacterSetCore())
 
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  {
 
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    if (character_set_iter == all_charsets+255)
 
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      return false;
 
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  }
 
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  return true;
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}
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bool CharacterSetsTool::Generator::populate()
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{
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  for (; cs < all_charsets+255 ; cs++)
 
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  if (nextCharacterSet())
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  {
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    const CHARSET_INFO * const tmp_cs= cs[0];
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    if (tmp_cs && (tmp_cs->state & MY_CS_PRIMARY) &&
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        (tmp_cs->state & MY_CS_AVAILABLE) &&
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        ! (tmp_cs->state & MY_CS_HIDDEN))
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    {
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      /* CHARACTER_SET_NAME */
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      push(tmp_cs->csname);
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      /* DEFAULT_COLLATE_NAME */
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      push(tmp_cs->name);
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      /* DESCRIPTION */
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      push(tmp_cs->comment);
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      /* MAXLEN */
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      push((int64_t) tmp_cs->mbmaxlen);
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      cs++;
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      return true;
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    }
 
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    fill();
 
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    return true;
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  }
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  return false;
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}
 
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void CharacterSetsTool::Generator::fill()
 
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{
 
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  const CHARSET_INFO * const tmp_cs= character_set_iter[0];
 
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  /* CHARACTER_SET_NAME */
 
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  push(tmp_cs->csname);
 
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  /* DEFAULT_COLLATE_NAME */
 
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  push(tmp_cs->name);
 
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  /* DESCRIPTION */
 
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  push(tmp_cs->comment);
 
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  /* MAXLEN */
 
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  push(static_cast<int64_t>(tmp_cs->mbmaxlen));
 
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}