win32/include/sys/locking.h

   1 /*
   2  * locking.h
   3  *
   4  * Constants for the mode parameter of the locking function.
   5  *
   6  * This file is part of the Mingw32 package.
   7  *
   8  * Contributors:
   9  *  Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
  10  *
  11  *  THIS SOFTWARE IS NOT COPYRIGHTED
  12  *
  13  *  This source code is offered for use in the public domain. You may
  14  *  use, modify or distribute it freely.
  15  *
  16  *  This code is distributed in the hope that it will be useful but
  17  *  WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
  18  *  DISCLAIMED. This includes but is not limited to warranties of
  19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  20  *
  21  * $Revision: 1.2 $
  22  * $Author: bellard $
  23  * $Date: 2005/04/17 13:14:29 $
  24  *
  25  */
  26
  27 #ifndef __STRICT_ANSI__
  28
  29 #ifndef _LOCKING_H_
  30 #define _LOCKING_H_
  31
  32 /* All the headers include this file. */
  33 #include <_mingw.h>
  34
  35 #define _LK_UNLCK       0       /* Unlock */
  36 #define _LK_LOCK        1       /* Lock */
  37 #define _LK_NBLCK       2       /* Non-blocking lock */
  38 #define _LK_RLCK        3       /* Lock for read only */
  39 #define _LK_NBRLCK      4       /* Non-blocking lock for read only */
  40
  41 #ifndef NO_OLDNAMES
  42 #define LK_UNLCK        _LK_UNLCK
  43 #define LK_LOCK         _LK_LOCK
  44 #define LK_NBLCK        _LK_NBLCK
  45 #define LK_RLCK         _LK_RLCK
  46 #define LK_NBRLCK       _LK_NBRLCK
  47 #endif  /* Not NO_OLDNAMES */
  48
  49 #endif  /* Not _LOCKING_H_ */
  50
  51 #endif  /* Not __STRICT_ANSI__ */
  52