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linux_fcntl.h revision 1.4 
      1 /*	$NetBSD: linux_fcntl.h,v 1.4 2010/11/02 18:01:25 chs Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Eric Haszlakiewicz.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /*
     33  * Various flag values used in Linux for open(2) and fcntl(2).
     34  */
     35 
     36 #ifndef _ALPHA_LINUX_FCNTL_H
     37 #define _ALPHA_LINUX_FCNTL_H
     38 
     39 /* read/write mode for open(2) defined in common/linux_fcntl.h */
     40 
     41 /* flags used in open(2) */
     42 #define LINUX_O_NONBLOCK	0x000004
     43 #define LINUX_O_APPEND		0x000008
     44 #define LINUX_O_CREAT		0x000200
     45 #define LINUX_O_TRUNC		0x000400
     46 #define LINUX_O_EXCL		0x000800
     47 #define LINUX_O_NDELAY		LINUX_O_NONBLOCK
     48 #define LINUX_FASYNC		0x002000
     49 #define LINUX_O_SYNC		0x004000
     50 #define LINUX_O_NOCTTY		0x008000
     51 #define LINUX_O_DIRECTORY	0x040000
     52 #define LINUX_O_CLOEXEC		0x200000
     53 
     54 /* fcntl(2) operations */
     55 #define LINUX_F_DUPFD		0
     56 #define LINUX_F_GETFD		1
     57 #define LINUX_F_SETFD		2
     58 #define LINUX_F_GETFL		3
     59 #define LINUX_F_SETFL		4
     60 
     61 #define LINUX_F_GETLK		7
     62 #define LINUX_F_SETLK		8
     63 #define LINUX_F_SETLKW		9
     64 
     65 #define LINUX_F_SETOWN		5
     66 #define LINUX_F_GETOWN		6
     67 
     68 /* for f-{GET,SET}FL */
     69 #define LINUX_FD_CLOEXEC	1
     70 
     71 #define LINUX_F_RDLCK		1
     72 #define LINUX_F_WRLCK		2
     73 #define LINUX_F_UNLCK		8
     74 
     75 #define LINUX_F_EXLCK		16
     76 #define LINUX_F_SHLCK		32
     77 
     78 #define LINUX_LOCK_SH		1
     79 #define LINUX_LOCK_EX		2
     80 #define LINUX_LOCK_NB		4	/* Non-blocking */
     81 #define	LINUX_LOCK_UN		8
     82 
     83 #endif /* !_ALPHA_LINUX_FCNTL_H */
     84