server/dep/acelite/ace/OS_NS_errno.h
Salja f4be15a7af Some missing from merge.
Signed-off-by: Salja <salja2012@hotmail.de>
2020-02-16 02:50:23 +00:00

104 lines
2.5 KiB
C++

// -*- C++ -*-
//=============================================================================
/**
* @file OS_NS_errno.h
*
* $Id: OS_NS_errno.h 94454 2011-09-08 17:36:56Z johnnyw $
*
* @author Douglas C. Schmidt <schmidt@cs.wustl.edu>
* @author Jesper S. M|ller<stophph@diku.dk>
* @author and a cast of thousands...
*
* Originally in OS.h.
*/
//=============================================================================
#ifndef ACE_OS_NS_ERRNO_H
# define ACE_OS_NS_ERRNO_H
# include /**/ "ace/pre.h"
# include "ace/config-lite.h"
# if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
# endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/os_include/os_errno.h"
#include /**/ "ace/ACE_export.h"
#if defined (ACE_EXPORT_MACRO)
# undef ACE_EXPORT_MACRO
#endif
#define ACE_EXPORT_MACRO ACE_Export
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
namespace ACE_OS {
ACE_NAMESPACE_INLINE_FUNCTION
int last_error (void);
ACE_NAMESPACE_INLINE_FUNCTION
void last_error (int error);
ACE_NAMESPACE_INLINE_FUNCTION
int set_errno_to_last_error (void);
ACE_NAMESPACE_INLINE_FUNCTION
int set_errno_to_wsa_last_error (void);
} /* namespace ACE_OS */
#if defined (ACE_HAS_WINCE_BROKEN_ERRNO)
/**
* @class ACE_CE_Errno
*
* Some versions of CE don't support @c errno and some versions'
* implementations are busted. So we implement our own.
* Our implementation takes up one Tls key, however, it does not
* allocate memory from the heap so there's no problem with cleaning
* up the errno when a thread exit.
*/
class ACE_Export ACE_CE_Errno
{
public:
ACE_CE_Errno () {}
static void init ();
static void fini ();
static ACE_CE_Errno *instance ();
operator int (void) const;
int operator= (int);
private:
static ACE_CE_Errno *instance_;
static DWORD errno_key_;
};
# define errno (* (ACE_CE_Errno::instance ()))
#endif /* ACE_HAS_WINCE_BROKEN_ERRNO */
#if defined (ACE_HAS_WINCE_BROKEN_ERRNO)
# define ACE_ERRNO_TYPE ACE_CE_Errno
# define ACE_ERRNO_GET ACE_CE_Errno::instance ()->operator int()
#else
# if !defined (ACE_ERRNO_TYPE)
# define ACE_ERRNO_TYPE int
# endif /* !ACE_ERRNO_TYPE */
# define ACE_ERRNO_GET errno
#endif /* ACE_HAS_WINCE_BROKEN_ERRNO */
ACE_END_VERSIONED_NAMESPACE_DECL
# if defined (ACE_HAS_INLINED_OSCALLS)
# if defined (ACE_INLINE)
# undef ACE_INLINE
# endif /* ACE_INLINE */
# define ACE_INLINE inline
# include "ace/OS_NS_errno.inl"
# endif /* ACE_HAS_INLINED_OSCALLS */
# include /**/ "ace/post.h"
#endif /* ACE_OS_NS_ERRNO_H */