/data/refman/pasoursint/CMSSW_4_1_8_patch9/src/Utilities/StorageFactory/src/IOChannel.cc

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#include "Utilities/StorageFactory/interface/IOChannel.h"
#include "Utilities/StorageFactory/src/Throw.h"
#include <algorithm>
#include <cassert>









IOChannel::IOChannel (IOFD fd /* = EDM_IOFD_INVALID */)
  : m_fd (fd)
{}

IOChannel::~IOChannel (void)
{}


IOFD
IOChannel::fd (void) const
{ return m_fd; }

void
IOChannel::fd (IOFD value)
{
  // FIXME: close old one?
  // FIXME: reset state?
  m_fd = value;
}


void
IOChannel::close (void)
{
  if (fd () == EDM_IOFD_INVALID)
    return;

  int error = 0;
  if (! sysclose (fd (), &error))
    throwStorageError ("IOChannel::sysclose()", "close()", error);

  fd (EDM_IOFD_INVALID);
}