29 lines
688 B
C
29 lines
688 B
C
#include "git-compat-util.h"
|
|
#include <winternl.h>
|
|
#include "lazyload.h"
|
|
|
|
int win32_fsync_no_flush(int fd)
|
|
{
|
|
IO_STATUS_BLOCK io_status;
|
|
|
|
#define FLUSH_FLAGS_FILE_DATA_ONLY 1
|
|
|
|
DECLARE_PROC_ADDR(ntdll.dll, NTSTATUS, NTAPI, NtFlushBuffersFileEx,
|
|
HANDLE FileHandle, ULONG Flags, PVOID Parameters, ULONG ParameterSize,
|
|
PIO_STATUS_BLOCK IoStatusBlock);
|
|
|
|
if (!INIT_PROC_ADDR(NtFlushBuffersFileEx)) {
|
|
errno = ENOSYS;
|
|
return -1;
|
|
}
|
|
|
|
memset(&io_status, 0, sizeof(io_status));
|
|
if (NtFlushBuffersFileEx((HANDLE)_get_osfhandle(fd), FLUSH_FLAGS_FILE_DATA_ONLY,
|
|
NULL, 0, &io_status)) {
|
|
errno = EINVAL;
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|