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Reorganize name space protection. Also, provide SEEK_* definitions for 

advisory lock specifications.
This commit is contained in:
kleink 1998-05-10 14:22:02 +00:00
parent 18a7b5ac3a
commit 9874eaca73
1 changed files with 22 additions and 13 deletions
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35
sys/sys/fcntl.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: fcntl.h,v 1.13 1998/01/15 02:33:12 thorpej Exp $ */
/* $NetBSD: fcntl.h,v 1.14 1998/05/10 14:22:02 kleink Exp $ */
/*-
* Copyright (c) 1983, 1990, 1993
@ -50,10 +50,11 @@
*/
#ifndef _KERNEL
#include <sys/featuretest.h>
#include <sys/types.h>
#ifndef _POSIX_SOURCE
#if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)
#include <sys/stat.h>
#endif /* !_POSIX_SOURCE */
#endif /* !_POSIX_C_SOURCE */
#endif /* !_KERNEL */
/*
@ -77,7 +78,7 @@
* FREAD and FWRITE are excluded from the #ifdef _KERNEL so that TIOCFLUSH,
* which was documented to use FREAD/FWRITE, continues to work.
*/
#ifndef _POSIX_SOURCE
#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
#define FREAD 0x0001
#define FWRITE 0x0002
#endif
@ -114,20 +115,18 @@
#define FMASK (FREAD|FWRITE|FAPPEND|FASYNC|FFSYNC|FNONBLOCK)
/* bits settable by fcntl(F_SETFL, ...) */
#define FCNTLFLAGS (FAPPEND|FASYNC|FFSYNC|FNONBLOCK)
#endif
#endif /* _KERNEL */
/*
* The O_* flags used to have only F* names, which were used in the kernel
* and by fcntl. We retain the F* names for the kernel f_flags field
* and for backward compatibility for fcntl.
*/
#ifndef _POSIX_SOURCE
#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
#define FAPPEND O_APPEND /* kernel/compat */
#define FASYNC O_ASYNC /* kernel/compat */
#define FFSYNC O_SYNC /* kernel */
#ifndef _XOPEN_SOURCE
#define O_FSYNC O_SYNC /* compat */
#endif
#define FNONBLOCK O_NONBLOCK /* kernel */
#define FNDELAY O_NONBLOCK /* compat */
#define O_NDELAY O_NONBLOCK /* compat */
@ -143,7 +142,7 @@
#define F_SETFD 2 /* set file descriptor flags */
#define F_GETFL 3 /* get file status flags */
#define F_SETFL 4 /* set file status flags */
#ifndef _POSIX_SOURCE
#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
#define F_GETOWN 5 /* get SIGIO/SIGURG proc/pgrp */
#define F_SETOWN 6 /* set SIGIO/SIGURG proc/pgrp */
#endif
@ -177,7 +176,7 @@ struct flock {
};
#ifndef _POSIX_SOURCE
#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
/* lock operations for flock(2) */
#define LOCK_SH 0x01 /* shared file lock */
#define LOCK_EX 0x02 /* exclusive file lock */
@ -185,6 +184,16 @@ struct flock {
#define LOCK_UN 0x08 /* unlock file */
#endif
/* Always ensure that these are consistent with <stdio.h> and <unistd.h>! */
#ifndef SEEK_SET
#define SEEK_SET 0 /* set file offset to offset */
#endif
#ifndef SEEK_CUR
#define SEEK_CUR 1 /* set file offset to current plus offset */
#endif
#ifndef SEEK_END
#define SEEK_END 2 /* set file offset to EOF plus offset */
#endif
#ifndef _KERNEL
#include <sys/cdefs.h>
@ -193,10 +202,10 @@ __BEGIN_DECLS
int open __P((const char *, int, ...));
int creat __P((const char *, mode_t));
int fcntl __P((int, int, ...));
#ifndef _POSIX_SOURCE
#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
int flock __P((int, int));
#endif /* !_POSIX_SOURCE */
#endif /* !_POSIX_C_SOURCE && !_XOPEN_SOURCE */
__END_DECLS
#endif
#endif /* !_KERNEL */
#endif /* !_SYS_FCNTL_H_ */