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add linux sync_file_range syscall

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This commit is contained in:
Rich Felker
2012-09-08 00:58:25 -04:00
parent b72db3d1ed
commit 00e6bbcc05
2 changed files with 20 additions and 0 deletions
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16
src/linux/sync_file_range.c Normal file
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@ -0,0 +1,16 @@
#define _GNU_SOURCE
#include <fcntl.h>
#include "syscall.h"
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
}