1 /* O_*, F_*, FD_* bit values for Linux/SPARC. 2 Copyright (C) 1995-2021 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>