mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-19 06:01:57 +00:00
21 lines
548 B
C
21 lines
548 B
C
|
#define _GNU_SOURCE
|
||
|
|
#include <fcntl.h>
|
||
|
|
#include <errno.h>
|
||
|
|
#include "syscall.h"
|
||
|
|
|
||
|
|
// works same in x86_64 && aarch64
|
||
|
|
#define __SYSCALL_LL_E(x) (x)
|
||
|
|
#define __SYSCALL_LL_O(x) (x)
|
||
|
|
|
||
|
|
int sync_file_range(int fd, off_t pos, off_t len, unsigned flags)
|
||
|
|
{
|
||
|
|
#if defined(SYS_sync_file_range2)
|
||
|
|
return syscall(SYS_sync_file_range2, fd, flags,
|
||
|
|
__SYSCALL_LL_E(pos), __SYSCALL_LL_E(len));
|
||
|
|
#elif defined(SYS_sync_file_range)
|
||
|
|
return __syscall(SYS_sync_file_range, fd,
|
||
|
|
__SYSCALL_LL_O(pos), __SYSCALL_LL_E(len), flags);
|
||
|
|
#else
|
||
|
|
return __syscall_ret(-ENOSYS);
|
||
|
|
#endif
|
||
|
|
}
|