2 * Copyright (C) 2011 David Goulet <dgoulet@efficios.com>
4 * SPDX-License-Identifier: GPL-2.0-only
8 #ifndef _COMPAT_FCNTL_H
9 #define _COMPAT_FCNTL_H
12 #include <sys/types.h>
14 #include <common/compat/errno.h>
16 #if (defined(__CYGWIN__))
17 typedef long long off64_t
;
20 #if (defined(__FreeBSD__) || defined(__sun__))
21 typedef off64_t loff_t
;
25 extern int compat_sync_file_range(int fd
, off64_t offset
, off64_t nbytes
,
27 #define lttng_sync_file_range(fd, offset, nbytes, flags) \
28 compat_sync_file_range(fd, offset, nbytes, flags)
30 #endif /* __linux__ */
32 #if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__))
34 * Possible flags under Linux. Simply nullify them and avoid wrapper.
36 #define SYNC_FILE_RANGE_WAIT_AFTER 0
37 #define SYNC_FILE_RANGE_WAIT_BEFORE 0
38 #define SYNC_FILE_RANGE_WRITE 0
40 static inline int lttng_sync_file_range(int fd
, off64_t offset
,
41 off64_t nbytes
, unsigned int flags
)
47 #if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__))
49 * Possible flags under Linux. Simply nullify them and avoid wrappers.
51 #define SPLICE_F_MOVE 0
52 #define SPLICE_F_NONBLOCK 0
53 #define SPLICE_F_MORE 0
54 #define SPLICE_F_GIFT 0
56 static inline ssize_t
splice(int fd_in
, loff_t
*off_in
, int fd_out
, loff_t
*off_out
,
57 size_t len
, unsigned int flags
)
63 #if !(defined(__linux__) || defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__) || defined(__APPLE__))
64 #error "Please add support for your OS."
65 #endif /* __linux__ , __FreeBSD__, __CYGWIN__, __sun__, __APPLE__ */
67 #endif /* _COMPAT_FCNTL_H */
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