repository.cpp

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/*
 * SObjectizer-5
 */
 
/*!
 * \file
 * \since
 * v.5.5.4
 *
 * \brief Interfaces of data source and data sources repository.
 */
 
#include <so_5/stats/repository.hpp>
 
namespace so_5
{
 
namespace stats
{
 
//
// repository_t
//
void
repository_t::source_list_add(
  source_t & what,
  source_t *& head,
  source_t *& tail ) noexcept
  {
    if( !tail )
      {
        // Addition to the empty list.
        what.m_prev = what.m_next = nullptr;
        head = &what;
      }
    else
      {
        tail->m_next = &what;
        what.m_prev = tail;
        what.m_next = nullptr;
      }
 
    tail = &what;
  }
 
void
repository_t::source_list_remove(
  source_t & what,
  source_t *& head,
  source_t *& tail ) noexcept
  {
    if( what.m_prev )
      what.m_prev->m_next = what.m_next;
    else
      head = what.m_next;
 
    if( what.m_next )
      what.m_next->m_prev = what.m_prev;
    else
      tail = what.m_prev;
  }
 
source_t *
repository_t::source_list_next(
  const source_t & what ) noexcept
  {
    return what.m_next;
  }
 
} /* namespace stats */
 
} /* namespace so_5 */