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// -*- C++ -*-
//
// $Id$
#include "ace/config-all.h" /* Need ACE_TRACE */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
ACE_INLINE int
ACE_OS::last_error (void)
{
// ACE_OS_TRACE ("ACE_OS::last_error");
#if defined (ACE_WIN32)
// ACE_OS::last_error() prefers errnor since started out as a way to
// avoid directly accessing errno in ACE code - particularly the ACE
// C++ socket wrapper facades. On Windows, some things that would
// use errno on UNIX require ::GetLastError(), so this method tries
// to shield the rest of ACE from having to know about this.
int lerror = ::GetLastError ();
int lerrno = errno;
return lerrno == 0 ? lerror : lerrno;
#else
return errno;
#endif /* ACE_WIN32 */
}
ACE_INLINE void
ACE_OS::last_error (int error)
{
ACE_OS_TRACE ("ACE_OS::last_error");
#if defined (ACE_WIN32)
::SetLastError (error);
#endif /* ACE_WIN32 */
errno = error;
}
ACE_INLINE int
ACE_OS::set_errno_to_last_error (void)
{
# if defined (ACE_WIN32)
// Borland C++ Builder 4 has a bug in the RTL that resets the
// <GetLastError> value to zero when errno is accessed. Thus, we have
// to use this to set errno to GetLastError. It's bad, but only for
// WIN32.
# if defined(__BORLANDC__) && (__BORLANDC__ == 0x540) || defined (__IBMCPP__) && (__IBMCPP__ >= 400)
int last_error = ::GetLastError ();
return errno = last_error;
# else /* defined(__BORLANDC__) && (__BORLANDC__ == 0x540) */
return errno = ::GetLastError ();
# endif /* defined(__BORLANDC__) && (__BORLANDC__ == 0x540) */
#else
return errno;
# endif /* defined(ACE_WIN32) */
}
ACE_INLINE int
ACE_OS::set_errno_to_wsa_last_error (void)
{
# if defined (ACE_WIN32)
// Borland C++ Builder 4 has a bug in the RTL that resets the
// <GetLastError> value to zero when errno is accessed. Thus, we have
// to use this to set errno to GetLastError. It's bad, but only for
// WIN32
# if defined(__BORLANDC__) && (__BORLANDC__ == 0x540) || defined (__IBMCPP__) && (__IBMCPP__ >= 400)
int last_error = ::WSAGetLastError ();
return errno = last_error;
# else /* defined(__BORLANDC__) && (__BORLANDC__ == 0x540) */
return errno = ::WSAGetLastError ();
# endif /* defined(__BORLANDC__) && (__BORLANDC__ == 0x540) */
#else
return errno;
# endif /* defined(ACE_WIN32) */
}
#if defined (ACE_HAS_WINCE_BROKEN_ERRNO)
ACE_INLINE ACE_CE_Errno *
ACE_CE_Errno::instance ()
{
// This should be inlined.
return ACE_CE_Errno::instance_;
}
ACE_INLINE
ACE_CE_Errno::operator int (void) const
{
return (int) TlsGetValue (ACE_CE_Errno::errno_key_);
}
ACE_INLINE int
ACE_CE_Errno::operator= (int x)
{
// error checking?
TlsSetValue (ACE_CE_Errno::errno_key_, (void *) x);
return x;
}
#endif /* ACE_HAS_WINCE_BROKEN_ERRNO */
ACE_END_VERSIONED_NAMESPACE_DECL
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