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| 1 | /* O_*, F_*, FD_* bit values for Linux / RISC-V. |
|---|---|
| 2 | Copyright (C) 2011-2024 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of the GNU C Library. |
| 5 | |
| 6 | The GNU C Library is free software; you can redistribute it and/or |
| 7 | modify it under the terms of the GNU Lesser General Public |
| 8 | License as published by the Free Software Foundation; either |
| 9 | version 2.1 of the License, or (at your option) any later version. |
| 10 | |
| 11 | The GNU C Library is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | Lesser General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU Lesser General Public |
| 17 | License along with the GNU C Library; if not, see |
| 18 | <https://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | #ifndef _FCNTL_H |
| 21 | # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." |
| 22 | #endif |
| 23 | |
| 24 | #include <bits/wordsize.h> |
| 25 | |
| 26 | /* In 64-bit ISA files are always with 64bit off_t and F_*LK64 are the same as |
| 27 | non-64-bit versions. It will need to be revised for 128-bit. */ |
| 28 | #if __WORDSIZE == 64 |
| 29 | # define __O_LARGEFILE 0 |
| 30 | |
| 31 | # define F_GETLK64 5 /* Get record locking info. */ |
| 32 | # define F_SETLK64 6 /* Set record locking info (non-blocking). */ |
| 33 | # define F_SETLKW64 7 /* Set record locking info (blocking). */ |
| 34 | #endif |
| 35 | |
| 36 | struct flock |
| 37 | { |
| 38 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| 39 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| 40 | #if __WORDSIZE == 64 || !defined __USE_FILE_OFFSET64 |
| 41 | __off_t l_start; /* Offset where the lock begins. */ |
| 42 | __off_t l_len; /* Size of the locked area; zero means until EOF. */ |
| 43 | #else |
| 44 | __off64_t l_start; /* Offset where the lock begins. */ |
| 45 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
| 46 | #endif |
| 47 | __pid_t l_pid; /* Process holding the lock. */ |
| 48 | }; |
| 49 | |
| 50 | #ifdef __USE_LARGEFILE64 |
| 51 | struct flock64 |
| 52 | { |
| 53 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| 54 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| 55 | __off64_t l_start; /* Offset where the lock begins. */ |
| 56 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
| 57 | __pid_t l_pid; /* Process holding the lock. */ |
| 58 | }; |
| 59 | #endif |
| 60 | |
| 61 | /* Include generic Linux declarations. */ |
| 62 | #include <bits/fcntl-linux.h> |
| 63 |
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