/*  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 * 
 *  Libmemcached library
 *
 *  Copyright (C) 2011 Data Differential, http://datadifferential.com/
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are
 *  met:
 *
 *      * Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *      * Redistributions in binary form must reproduce the above
 *  copyright notice, this list of conditions and the following disclaimer
 *  in the documentation and/or other materials provided with the
 *  distribution.
 *
 *      * The names of its contributors may not be used to endorse or
 *  promote products derived from this software without specific prior
 *  written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 */

#include <libmemcached/common.h>

memcached_return_t initialize_query(Memcached *self, bool increment_query_id)
{
  if (self == NULL)
  {
    return MEMCACHED_INVALID_ARGUMENTS;
  }

  if (increment_query_id)
  {
    self->query_id++;
  }

  if (self->state.is_time_for_rebuild)
  {
    memcached_reset(self);
  }

  if (memcached_server_count(self) == 0)
  {
    return memcached_set_error(*self, MEMCACHED_NO_SERVERS, MEMCACHED_AT);
  }

  memcached_error_free(*self);
  memcached_result_reset(&self->result);

  return MEMCACHED_SUCCESS;
}

memcached_return_t initialize_const_query(const Memcached *self)
{
  if (self == NULL)
  {
    return MEMCACHED_INVALID_ARGUMENTS;
  }

  if (memcached_server_count(self) == 0)
  {
    return MEMCACHED_NO_SERVERS;
  }

  return MEMCACHED_SUCCESS;
}