projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| dbb5dfe6 DG |
1 | /* |
| 2 | * Copyright (C) 2011 - David Goulet <dgoulet@efficios.com> | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or modify it | |
| 5 | * under the terms of the GNU General Public License as published by the Free | |
| 6 | * Software Foundation; only version 2 of the License. | |
| 7 | * | |
| 8 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
| 11 | * more details. | |
| 12 | * | |
| 13 | * You should have received a copy of the GNU General Public License along with | |
| 14 | * this program; if not, write to the Free Software Foundation, Inc., 59 Temple | |
| 15 | * Place - Suite 330, Boston, MA 02111-1307, USA. | |
| 16 | */ | |
| 17 | ||
| 18 | #ifndef _COMPAT_FCNTL_H | |
| 19 | #define _COMPAT_FCNTL_H | |
| 20 | ||
| 21 | #include <fcntl.h> | |
| 22 | ||
| 23 | #define lttng_sync_file_range(fd, offset, nbytes, flags) \ | |
| 24 | compat_sync_file_range(fd, offset, nbytes, flags) | |
| 25 | ||
| 26 | #ifdef __linux__ | |
| 27 | ||
| 28 | int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes, | |
| 29 | unsigned int flags) | |
| 30 | { | |
| 31 | return sync_file_range(fd, offset, nbytes, flags); | |
| 32 | } | |
| 33 | ||
| 34 | #elif __FreeBSD__ | |
| 35 | ||
| 36 | /* | |
| 37 | * Possible flags under Linux. Simply nullify them and avoid wrapper. | |
| 38 | */ | |
| 39 | #define SYNC_FILE_RANGE_WAIT_AFTER 0 | |
| 40 | #define SYNC_FILE_RANGE_WAIT_BEFORE 0 | |
| 41 | #define SYNC_FILE_RANGE_WRITE 0 | |
| 42 | ||
| 43 | typedef long int off64_t; | |
| 44 | typedef off64_t loff_t; | |
| 45 | ||
| 46 | int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes, | |
| 47 | unsigned int flags) | |
| 48 | { | |
| 49 | return 0; | |
| 50 | } | |
| 51 | ||
| 52 | /* | |
| 53 | * Possible flags under Linux. Simply nullify them and avoid wrappers. | |
| 54 | */ | |
| 55 | #define SPLICE_F_MOVE 0 | |
| 56 | #define SPLICE_F_NONBLOCK 0 | |
| 57 | #define SPLICE_F_MORE 0 | |
| 58 | #define SPLICE_F_GIFT 0 | |
| 59 | ||
| 60 | ssize_t splice(int fd_in, loff_t *off_in, int fd_out, | |
| 61 | loff_t *off_out, size_t len, unsigned int flags) | |
| 62 | { | |
| 63 | return -ENOSYS; | |
| 64 | } | |
| 65 | ||
| 66 | #else | |
| 67 | #error "Please add support for your OS into compat/fcntl.h." | |
| 68 | #endif /* __linux__ , __FreeBSD__ */ | |
| 69 | ||
| 70 | #endif /* _COMPAT_FCNTL_H */ |