84 lines
1.4 KiB
OpenEdge ABL
84 lines
1.4 KiB
OpenEdge ABL
/*++
|
|
|
|
Copyright (c) 1989-1996 Microsoft Corporation
|
|
|
|
Module Name:
|
|
|
|
fcntl.h
|
|
|
|
Abstract:
|
|
|
|
This module contains the required contents of fcntl
|
|
|
|
--*/
|
|
|
|
#ifndef _FCNTL_
|
|
#define _FCNTL_
|
|
|
|
#include <sys/types.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define O_RDONLY 0x00000000
|
|
#define O_WRONLY 0x00000001
|
|
#define O_RDWR 0x00000002
|
|
|
|
#define O_ACCMODE 0x00000007
|
|
|
|
#define O_APPEND 0x00000008
|
|
#define O_CREAT 0x00000100
|
|
#define O_TRUNC 0x00000200
|
|
#define O_EXCL 0x00000400
|
|
#define O_NOCTTY 0x00000800
|
|
|
|
#define O_NONBLOCK 0x00001000
|
|
|
|
/*
|
|
* Control operations on files, 1003.1-88 (6.5.2.2). Use as 'command'
|
|
* argument to fcntl().
|
|
*/
|
|
|
|
#define F_DUPFD 0
|
|
#define F_GETFD 1
|
|
#define F_GETLK 2
|
|
#define F_SETFD 3
|
|
#define F_GETFL 4
|
|
#define F_SETFL 5
|
|
#define F_SETLK 6
|
|
#define F_SETLKW 7
|
|
|
|
/*
|
|
* File descriptor flags, 1003.1-90 (6-2). Used as argument to F_SETFD
|
|
* command.
|
|
*/
|
|
|
|
#define FD_CLOEXEC 0x1
|
|
|
|
struct flock {
|
|
short l_type; /* F_RDLCK, F_WRLCK, or F_UNLCK */
|
|
short l_whence; /* flag for starting offset */
|
|
off_t l_start; /* relative offset in bytes */
|
|
off_t l_len; /* size; if 0 then until EOF */
|
|
pid_t l_pid; /* pid of process holding the lock */
|
|
};
|
|
|
|
/*
|
|
* Values for the l_type field.
|
|
*/
|
|
|
|
#define F_RDLCK 1
|
|
#define F_UNLCK 2
|
|
#define F_WRLCK 3
|
|
|
|
int __cdecl open(const char *, int,...);
|
|
int __cdecl creat(const char *, mode_t);
|
|
int __cdecl fcntl(int, int, ...);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* _FCNTL_ */
|