compiler/clib/include/sys/file.h

   1 #ifndef _SYS__FILE_H_
   2 #define _SYS__FILE_H_
   3 /*
   4     Copyright © 2008, The AROS Development Team. All rights reserved.
   5     $Id$
   6
   7     Desc: 4.4BSD header file sys/stat.h
   8     Lang: english
   9 */
  10
  11 /* flock() operations */
  12
  13 #ifndef SYS_TYPES_H
  14 #include <sys/types.h>
  15 #endif
  16
  17 #define LOCK_SH 1       /* Shared lock.  */
  18 #define LOCK_EX 2       /* Exclusive lock.  */
  19 #define LOCK_UN 8       /* Unlock.  */
  20
  21 /* operation modifiers (combined with OR) */
  22
  23 #define LOCK_NB 4       /* Non-blocking operation */
  24
  25 /* function declarations */
  26
  27 __BEGIN_DECLS
  28
  29 int flock (int fd, int operation);
  30
  31 __END_DECLS
  32
  33 #endif /* _SYS__FILE_H_ */