fcntl.h File Reference

Macros
#define	O_RDONLY   0x0000
	Open for reading only.
#define	O_WRONLY   0x0001
	Open for writing only.
#define	O_RDWR   0x0002
	Open for reading and writing.
#define	O_APPEND   0x0008
	Starts writing at the end of the file.
#define	O_CREAT   0x0100
	Create then open the file.
#define	O_TRUNC   0x0200
	Truncate file.
#define	SEEK_SET   0
	Set file descriptor offset to offset.
#define	SEEK_CUR   1
	Set file descriptor offset to current plus offset.
#define	SEEK_END   2
	Set file descriptor offset to EOF plus offset.
#define	AT_FDCWD   -100
	SYSCALL_OPENAT should use the current working directory.