diff options
Diffstat (limited to 'bits/fcntl.h')
| -rw-r--r-- | bits/fcntl.h | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/bits/fcntl.h b/bits/fcntl.h deleted file mode 100644 index b397f812f1..0000000000 --- a/bits/fcntl.h +++ /dev/null @@ -1,95 +0,0 @@ -/* O_*, F_*, FD_* bit values for stub configuration. - Copyright (C) 1991, 1992, 1997, 2000, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -/* These values should be changed as appropriate for your system. */ - -#ifndef _FCNTL_H -# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." -#endif - - -/* File access modes for `open' and `fcntl'. */ -#define O_RDONLY 0 /* Open read-only. */ -#define O_WRONLY 1 /* Open write-only. */ -#define O_RDWR 2 /* Open read/write. */ - - -/* Bits OR'd into the second argument to open. */ -#define O_CREAT 0x0200 /* Create file if it doesn't exist. */ -#define O_EXCL 0x0800 /* Fail if file already exists. */ -#define O_TRUNC 0x0400 /* Truncate file to zero length. */ -#define O_NOCTTY 0x0100 /* Don't assign a controlling terminal. */ - -/* File status flags for `open' and `fcntl'. */ -#define O_APPEND 0x0008 /* Writes append to the file. */ -#define O_NONBLOCK 0x0004 /* Non-blocking I/O. */ - -#ifdef __USE_BSD -# define O_NDELAY O_NONBLOCK -#endif - -/* Mask for file access modes. This is system-dependent in case - some system ever wants to define some other flavor of access. */ -#define O_ACCMODE (O_RDONLY|O_WRONLY|O_RDWR) - -/* Values for the second argument to `fcntl'. */ -#define F_DUPFD 0 /* Duplicate file descriptor. */ -#define F_GETFD 1 /* Get file descriptor flags. */ -#define F_SETFD 2 /* Set file descriptor flags. */ -#define F_GETFL 3 /* Get file status flags. */ -#define F_SETFL 4 /* Set file status flags. */ -#if defined __USE_BSD || defined __USE_UNIX98 -# define F_GETOWN 5 /* Get owner (receiver of SIGIO). */ -# define F_SETOWN 6 /* Set owner (receiver of SIGIO). */ -#endif -#define F_GETLK 7 /* Get record locking info. */ -#define F_SETLK 8 /* Set record locking info. */ -#define F_SETLKW 9 /* Set record locking info, wait. */ - -/* File descriptor flags used with F_GETFD and F_SETFD. */ -#define FD_CLOEXEC 1 /* Close on exec. */ - - -#include <bits/types.h> - -/* The structure describing an advisory lock. This is the type of the third - argument to `fcntl' for the F_GETLK, F_SETLK, and F_SETLKW requests. */ -struct flock - { - short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ - short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ - __off_t l_start; /* Offset where the lock begins. */ - __off_t l_len; /* Size of the locked area; zero means until EOF. */ - __pid_t l_pid; /* Process holding the lock. */ - }; - -/* Values for the `l_type' field of a `struct flock'. */ -#define F_RDLCK 1 /* Read lock. */ -#define F_WRLCK 2 /* Write lock. */ -#define F_UNLCK 3 /* Remove lock. */ - -/* Advise to `posix_fadvise'. */ -#ifdef __USE_XOPEN2K -# define POSIX_FADV_NORMAL 0 /* No further special treatment. */ -# define POSIX_FADV_RANDOM 1 /* Expect random page references. */ -# define POSIX_FADV_SEQUENTIAL 2 /* Expect sequential page references. */ -# define POSIX_FADV_WILLNEED 3 /* Will need these pages. */ -# define POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ -# define POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ -#endif |