Function put_dbopt

sql/sql_db.cc:386–434

*/

static my_bool put_dbopt(const char *dbname, Schema_specification_st *create)
{
  my_dbopt_t *opt;
  uint length;
  my_bool error= 0;
  DBUG_ENTER("put_dbopt");

  length= (uint) strlen(dbname);

  mysql_rwlock_wrlock(&LOCK_dboptions);
  if (!(opt= (my_dbopt_t*) my_hash_search(&dboptions, (uchar*) dbname,
                                          length)))
  { 
    /* Options are not in the hash, insert them */
    char *tmp_name;
    char *tmp_comment= NULL;
    if (!my_multi_malloc(key_memory_dboptions_hash, MYF(MY_WME | MY_ZEROFILL),
                         &opt, (uint) sizeof(*opt), &tmp_name, (uint) length+1,
                         &tmp_comment, (uint) DATABASE_COMMENT_MAXLEN+1,
                         NullS))
    {
      error= 1;
      goto end;
    }
    
    opt->name= tmp_name;
    strmov(opt->name, dbname);
    opt->name_length= length;
    opt->comment.str= tmp_comment;
    if (unlikely((error= my_hash_insert(&dboptions, (uchar*) opt))))
    {
      my_free(opt);
      goto end;
    }
  }

  /* Update / write options in hash */
  opt->charset= create->default_table_charset;

  if (create->schema_comment)
  {
    strmov(opt->comment.str, create->schema_comment->str);
    opt->comment.length= create->schema_comment->length;
  }

end:
  mysql_rwlock_unlock(&LOCK_dboptions);
  DBUG_RETURN(error);
}


/*