projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| dbb5dfe6 | 1 | /* |
| ab5be9fa | 2 | * Copyright (C) 2011 David Goulet <dgoulet@efficios.com> |
| dbb5dfe6 | 3 | * |
| c922647d | 4 | * SPDX-License-Identifier: LGPL-2.1-only |
| dbb5dfe6 | 5 | * |
| dbb5dfe6 DG |
6 | */ |
| 7 | ||
| 8 | #ifndef _COMPAT_FCNTL_H | |
| 9 | #define _COMPAT_FCNTL_H | |
| 10 | ||
| 11 | #include <fcntl.h> | |
| 1268b9d6 | 12 | #include <sys/types.h> |
| dbb5dfe6 | 13 | |
| edf4b93e MJ |
14 | #include <common/compat/errno.h> |
| 15 | ||
| 3306f57f | 16 | #if (defined(__CYGWIN__)) |
| 4443d2b1 MD |
17 | typedef long long off64_t; |
| 18 | #endif | |
| 19 | ||
| a3a9e86d | 20 | #if (defined(__FreeBSD__) || defined(__sun__)) |
| 4443d2b1 MD |
21 | typedef off64_t loff_t; |
| 22 | #endif | |
| 1268b9d6 | 23 | |
| 4443d2b1 | 24 | #ifdef __linux__ |
| 1268b9d6 DG |
25 | extern int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes, |
| 26 | unsigned int flags); | |
| dbb5dfe6 DG |
27 | #define lttng_sync_file_range(fd, offset, nbytes, flags) \ |
| 28 | compat_sync_file_range(fd, offset, nbytes, flags) | |
| 29 | ||
| 4443d2b1 | 30 | #endif /* __linux__ */ |
| dbb5dfe6 | 31 | |
| a3a9e86d | 32 | #if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__)) |
| dbb5dfe6 DG |
33 | /* |
| 34 | * Possible flags under Linux. Simply nullify them and avoid wrapper. | |
| 35 | */ | |
| 36 | #define SYNC_FILE_RANGE_WAIT_AFTER 0 | |
| 37 | #define SYNC_FILE_RANGE_WAIT_BEFORE 0 | |
| 38 | #define SYNC_FILE_RANGE_WRITE 0 | |
| 39 | ||
| 4eac90eb MJ |
40 | static inline int lttng_sync_file_range( |
| 41 | int fd __attribute__((unused)), | |
| 42 | off64_t offset __attribute__((unused)), | |
| 43 | off64_t nbytes __attribute__((unused)), | |
| 44 | unsigned int flags __attribute__((unused))) | |
| 4443d2b1 MD |
45 | { |
| 46 | return -ENOSYS; | |
| 47 | } | |
| 48 | #endif | |
| 49 | ||
| a3a9e86d | 50 | #if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__)) |
| dbb5dfe6 DG |
51 | /* |
| 52 | * Possible flags under Linux. Simply nullify them and avoid wrappers. | |
| 53 | */ | |
| 54 | #define SPLICE_F_MOVE 0 | |
| 55 | #define SPLICE_F_NONBLOCK 0 | |
| 56 | #define SPLICE_F_MORE 0 | |
| 57 | #define SPLICE_F_GIFT 0 | |
| 58 | ||
| 4eac90eb MJ |
59 | static inline ssize_t splice( |
| 60 | int fd_in __attribute__((unused)), | |
| 61 | loff_t *off_in __attribute__((unused)), | |
| 62 | int fd_out __attribute__((unused)), | |
| 63 | loff_t *off_out __attribute__((unused)), | |
| 64 | size_t len __attribute__((unused)), | |
| 65 | unsigned int flags __attribute__((unused))) | |
| 1268b9d6 DG |
66 | { |
| 67 | return -ENOSYS; | |
| 68 | } | |
| 4443d2b1 MD |
69 | #endif |
| 70 | ||
| 82513a40 | 71 | #if !(defined(__linux__) || defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__) || defined(__APPLE__)) |
| 7657ae75 | 72 | #error "Please add support for your OS." |
| 82513a40 | 73 | #endif /* __linux__ , __FreeBSD__, __CYGWIN__, __sun__, __APPLE__ */ |
| dbb5dfe6 DG |
74 | |
| 75 | #endif /* _COMPAT_FCNTL_H */ |