AutoDescriptor.cpp

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* Copyright (C) 2006, Novell, Inc. All rights reserved.
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#include "blocxx/AutoDescriptor.hpp"
#include "blocxx/System.hpp"

#if !defined(BLOCXX_NO_EXCEPTIONS)
#include "blocxx/Logger.hpp"
#include "blocxx/Format.hpp"
#endif

#ifdef BLOCXX_HAVE_UNISTD_H
#include <unistd.h>
#endif

#ifdef BLOCXX_WIN32
#include <io.h>
#endif

#include <cerrno>

namespace BLOCXX_NAMESPACE
{
void AutoDescriptorPolicy::free(handle_type h)
{
#if defined(BLOCXX_WIN32)
   if (h != BLOCXX_INVALID_HANDLE)
   {
      if (!CloseHandle(h))
      {
#if !defined(BLOCXX_NO_EXCEPTIONS)
         String msg; 
         System::lastErrorMsg("Closing handle", msg);

         Logger lgr("blocxx");
         BLOCXX_LOG_ERROR(lgr, msg);
#else
         // We can't do any logging without the possibility of throwing an exception.
#endif /* !defined(BLOCXX_NO_EXCEPTIONS) */
      }
   }
#else
   if (h >= 0)
   {
      int rc = 0;
      do
      {
         rc = ::close(h);
      } while (rc < 0 && errno == EINTR);

      if (rc == -1)
      {
#if !defined(BLOCXX_NO_EXCEPTIONS)
         int lerrno = errno;
         Logger lgr("blocxx");
         BLOCXX_LOG_ERROR(lgr, Format("Closing handle %1 failed: %2", h, lerrno));
#else
         // We can't do any logging without the possibility of throwing an exception.
#endif /* !defined(BLOCXX_NO_EXCEPTIONS) */
      }
   }
#endif /* defined(BLOCXX_WIN32) */
}
}