1  /* O_*, F_*, FD_* bit values for Linux/SPARC.
       2     Copyright (C) 1995-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #ifndef _FCNTL_H
      20  # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
      21  #endif
      22  
      23  #include <bits/wordsize.h>
      24  
      25  #define O_APPEND	0x0008
      26  #define O_ASYNC		0x0040
      27  #define O_CREAT		0x0200	/* not fcntl */
      28  #define O_TRUNC		0x0400	/* not fcntl */
      29  #define O_EXCL		0x0800	/* not fcntl */
      30  #define O_SYNC		0x802000
      31  #define O_NONBLOCK	0x4000
      32  #define O_NDELAY	(0x0004 | O_NONBLOCK)
      33  #define O_NOCTTY        0x8000  /* not fcntl */
      34  
      35  #define __O_DIRECTORY	0x10000 /* must be a directory */
      36  #define __O_NOFOLLOW	0x20000 /* don't follow links */
      37  #define __O_CLOEXEC	0x400000 /* Set close_on_exit.  */
      38  
      39  #define __O_DIRECT	0x100000 /* direct disk access hint */
      40  #define __O_NOATIME	0x200000 /* Do not set atime.  */
      41  #define __O_PATH	0x1000000 /* Resolve pathname but do not open file.  */
      42  #define __O_TMPFILE	0x2010000 /* Atomically create nameless file.  */
      43  
      44  #if __WORDSIZE == 64
      45  # define __O_LARGEFILE	0
      46  #else
      47  # define __O_LARGEFILE	0x40000
      48  #endif
      49  
      50  #define __O_DSYNC	0x2000	/* Synchronize data.  */
      51  
      52  
      53  #define __F_GETOWN	5	/* Get owner (process receiving SIGIO).  */
      54  #define __F_SETOWN	6	/* Set owner (process receiving SIGIO).  */
      55  
      56  #ifndef __USE_FILE_OFFSET64
      57  # define F_GETLK	7	/* Get record locking info.  */
      58  # define F_SETLK	8	/* Set record locking info (non-blocking).  */
      59  # define F_SETLKW	9	/* Set record locking info (blocking).  */
      60  #endif
      61  
      62  #if __WORDSIZE == 64
      63  # define F_GETLK64	7	/* Get record locking info.  */
      64  # define F_SETLK64	8	/* Set record locking info (non-blocking).  */
      65  # define F_SETLKW64	9	/* Set record locking info (blocking).  */
      66  #endif
      67  
      68  /* For posix fcntl() and `l_type' field of a `struct flock' for lockf().  */
      69  #define F_RDLCK		1	/* Read lock.  */
      70  #define F_WRLCK		2	/* Write lock.  */
      71  #define F_UNLCK		3	/* Remove lock.  */
      72  
      73  struct flock
      74    {
      75      short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
      76      short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
      77  #ifndef __USE_FILE_OFFSET64
      78      __off_t l_start;	/* Offset where the lock begins.  */
      79      __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
      80  #else
      81      __off64_t l_start;	/* Offset where the lock begins.  */
      82      __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
      83  #endif
      84      __pid_t l_pid;	/* Process holding the lock.  */
      85      short int __glibc_reserved;
      86    };
      87  
      88  #ifdef __USE_LARGEFILE64
      89  struct flock64
      90    {
      91      short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.  */
      92      short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
      93      __off64_t l_start;	/* Offset where the lock begins.  */
      94      __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
      95      __pid_t l_pid;	/* Process holding the lock.  */
      96      short int __glibc_reserved;
      97    };
      98  #endif
      99  
     100  /* Include generic Linux declarations.  */
     101  #include <bits/fcntl-linux.h>