1: /* sys/stdio.h
   2: 
   3:    Copyright 2004 Red Hat, Inc.
   4: 
   5: This file is part of Cygwin.
   6: 
   7: This software is a copyrighted work licensed under the terms of the
   8: Cygwin license.  Please consult the file "CYGWIN_LICENSE" for
   9: details. */
  10: 
  11: #ifndef _SYS_STDIO_H_
  12: #define _SYS_STDIO_H_
  13: 
  14: #include <sys/lock.h>
  15: 
  16: #if !defined(__SINGLE_THREAD__)
  17: #  if !defined(_flockfile)
  18: #    define _flockfile(fp) __cygwin_lock_lock ((_LOCK_T *)&(fp)->_lock)
  19: #  endif
  20: #  if !defined(_ftrylockfile)
  21: #    define _ftrylockfile(fp) __cygwin_lock_trylock ((_LOCK_T *)&(fp)->_lock)
  22: #  endif
  23: #  if !defined(_funlockfile)
  24: #    define _funlockfile(fp) __cygwin_lock_unlock ((_LOCK_T *)&(fp)->_lock)
  25: #  endif
  26: #endif
  27:  
  28: #endif
  29: