Function plugin_vars_free_values

sql/sql_plugin.cc:3445–3475

*/

static void plugin_vars_free_values(st_mysql_sys_var **vars)
{
  DBUG_ENTER("plugin_vars_free_values");

  if (!vars)
    DBUG_VOID_RETURN;

  while(st_mysql_sys_var *var= *vars++)
  {
    if ((var->flags & PLUGIN_VAR_TYPEMASK) == PLUGIN_VAR_STR &&
         var->flags & PLUGIN_VAR_MEMALLOC)
    {
      char **val;
      if (var->flags & PLUGIN_VAR_THDLOCAL)
      {
        st_bookmark *v= find_bookmark(0, var->name, var->flags);
        if (!v)
          continue;
        val= (char**)(global_system_variables.dynamic_variables_ptr + v->offset);
      }
      else
        val= *(char***) (var + 1);

      DBUG_PRINT("plugin", ("freeing value for: '%s'  addr: %p",
                            var->name, val));
      my_free(*val);
      *val= NULL;
    }
  }
  DBUG_VOID_RETURN;
}

static SHOW_TYPE pluginvar_show_type(const st_mysql_sys_var *plugin_var)
{