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105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
/* O_*, F_*, FD_* bit values for Linux.
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Copyright (C) 1995-2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _FCNTL_H
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# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
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#endif
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#include <sgidefs.h>
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#define O_APPEND 0x0008
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#define O_SYNC 0x4010
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#define O_NONBLOCK 0x0080
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#define O_CREAT 0x0100 /* not fcntl */
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#define O_TRUNC 0x0200 /* not fcntl */
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#define O_EXCL 0x0400 /* not fcntl */
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#define O_NOCTTY 0x0800 /* not fcntl */
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#define O_ASYNC 0x1000
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#define __O_DIRECT 0x8000 /* Direct disk access hint. */
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#define __O_DSYNC 0x0010 /* Synchronize data. */
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#if _MIPS_SIM == _ABI64
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/* Not necessary, files are always with 64bit off_t. */
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# define __O_LARGEFILE 0
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#else
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# define __O_LARGEFILE 0x2000 /* Allow large file opens. */
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#endif
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#ifndef __USE_FILE_OFFSET64
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# define F_GETLK 14 /* Get record locking info. */
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# define F_SETLK 6 /* Set record locking info (non-blocking). */
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# define F_SETLKW 7 /* Set record locking info (blocking). */
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#else
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# define F_GETLK F_GETLK64 /* Get record locking info. */
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# define F_SETLK F_SETLK64 /* Set record locking info (non-blocking).*/
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# define F_SETLKW F_SETLKW64 /* Set record locking info (blocking). */
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#endif
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#if _MIPS_SIM != _ABI64
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# define F_GETLK64 33 /* Get record locking info. */
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# define F_SETLK64 34 /* Set record locking info (non-blocking). */
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# define F_SETLKW64 35 /* Set record locking info (blocking). */
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#else
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# define F_GETLK64 14 /* Get record locking info. */
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# define F_SETLK64 6 /* Set record locking info (non-blocking).*/
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# define F_SETLKW64 7 /* Set record locking info (blocking). */
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#endif
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#define __F_SETOWN 24 /* Get owner (process receiving SIGIO). */
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#define __F_GETOWN 23 /* Set owner (process receiving SIGIO). */
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struct flock
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{
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short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
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short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
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#ifndef __USE_FILE_OFFSET64
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__off_t l_start; /* Offset where the lock begins. */
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__off_t l_len; /* Size of the locked area; zero means until EOF. */
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#if _MIPS_SIM != _ABI64
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/* The 64-bit flock structure, used by the n64 ABI, and for 64-bit
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fcntls in o32 and n32, never has this field. */
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long int l_sysid;
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#endif
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#else
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__off64_t l_start; /* Offset where the lock begins. */
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__off64_t l_len; /* Size of the locked area; zero means until EOF. */
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#endif
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__pid_t l_pid; /* Process holding the lock. */
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#if ! defined __USE_FILE_OFFSET64 && _MIPS_SIM != _ABI64
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/* The 64-bit flock structure, used by the n64 ABI, and for 64-bit
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flock in o32 and n32, never has this field. */
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long int __glibc_reserved0[4];
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#endif
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};
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typedef struct flock flock_t;
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#ifdef __USE_LARGEFILE64
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struct flock64
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{
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short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */
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short int l_whence; /* Where `l_start' is relative to (like `lseek'). */
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__off64_t l_start; /* Offset where the lock begins. */
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__off64_t l_len; /* Size of the locked area; zero means until EOF. */
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__pid_t l_pid; /* Process holding the lock. */
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};
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#endif
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/* Include generic Linux declarations. */
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#include <bits/fcntl-linux.h>
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