file.h

用于嵌入式Linux系统的标准C的库函数

/* This is file FILE.H */
/*
 * Copyright (C) 1991 DJ Delorie
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms is permitted
 * provided that the above copyright notice and following paragraph are
 * duplicated in all such forms.
 *
 * This file is distributed WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 */

#ifndef _FILE_H_
#define _FILE_H_

#include <fcntl.h>

#define L_SET  0
#define L_CURR 1
#define L_XTND 2


#define	F_OK		0	/* does file exist */
#define	X_OK		1	/* is it executable by caller */
#define	W_OK		2	/* is it writable by caller */
#define	R_OK		4	/* is it readable by caller */

#endif