fcntl.h

来自「linux 内核源代码」· C头文件 代码 · 共 44 行

#ifndef _ALPHA_FCNTL_H
#define _ALPHA_FCNTL_H

/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
   located on an ext2 file system */
#define O_CREAT		 01000	/* not fcntl */
#define O_TRUNC		 02000	/* not fcntl */
#define O_EXCL		 04000	/* not fcntl */
#define O_NOCTTY	010000	/* not fcntl */

#define O_NONBLOCK	 00004
#define O_APPEND	 00010
#define O_SYNC		040000
#define O_DIRECTORY	0100000	/* must be a directory */
#define O_NOFOLLOW	0200000 /* don't follow links */
#define O_LARGEFILE	0400000 /* will be set by the kernel on every open */
#define O_DIRECT	02000000 /* direct disk access - should check with OSF/1 */
#define O_NOATIME	04000000
#define O_CLOEXEC	010000000 /* set close_on_exec */

#define F_GETLK		7
#define F_SETLK		8
#define F_SETLKW	9

#define F_SETOWN	5	/*  for sockets. */
#define F_GETOWN	6	/*  for sockets. */
#define F_SETSIG	10	/*  for sockets. */
#define F_GETSIG	11	/*  for sockets. */

/* for posix fcntl() and lockf() */
#define F_RDLCK		1
#define F_WRLCK		2
#define F_UNLCK		8

/* for old implementation of bsd flock () */
#define F_EXLCK		16	/* or 3 */
#define F_SHLCK		32	/* or 4 */

#define F_INPROGRESS	64

#include <asm-generic/fcntl.h>

#endif