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Viewing changes to drizzled/function/get_system_var.cc

Refactor

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drizzled/function/get_system_var.cc
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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 "config.h"
 
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#include <config.h>
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#include <drizzled/error.h>
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#include <drizzled/function/get_system_var.h>
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#include <drizzled/session.h>
 
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#include <drizzled/sys_var.h>
 
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#include <drizzled/sql_lex.h>
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namespace drizzled
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{
 
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namespace drizzled {
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Item_func_get_system_var::
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Item_func_get_system_var(sys_var *var_arg, sql_var_t var_type_arg,
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  */
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  if (!(item= var->item(session, var_type, &component)))
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    return(1);                             // Impossible
 
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  item->set_name(name, 0, system_charset_info); // don't allocate a new name
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  session->change_item_tree(ref, item);
 
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  *ref= item;
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  return(0);
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}
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    component_name= &component;                 // Empty string
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  }
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  if (!(var= find_sys_var(base_name->str, base_name->length)))
 
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  if (!(var= find_sys_var(base_name->str)))
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    return 0;
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  if (component.str)
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  {
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    my_error(ER_VARIABLE_IS_NOT_STRUCT, MYF(0), base_name->str);
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    return 0;
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  }
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  session->lex->setCacheable(false);
 
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  session->lex().setCacheable(false);
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  set_if_smaller(component_name->length, (size_t)MAX_SYS_VAR_LENGTH);
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