Re: [1/5] ntdll: Add support to NtWriteFile for special offset -1. Take 3.

[Alexandre Julliard]

Dmitry Timoshkov  writes:
> @@ -961,16 +961,23 @@ NTSTATUS WINAPI NtWriteFile(HANDLE hFile, HANDLE hEvent,
>  if (type == FD_TYPE_FILE)
>  {
> -
>    off_t off;
> -
>    if (!(options & (FILE_SYNCHRONOUS_IO_ALERT | FILE_SYNCHRONOUS_IO_NONALERT)) && !offset)
>    {
>        status = STATUS_INVALID_PARAMETER;
>        goto done;
>    }
>
> -
>    if (offset && offset->QuadPart != (LONGLONG)-2 /* FILE_USE_FILE_POINTER_POSITION */)
> -
>    off = offset ? offset->QuadPart : (off_t)-2 /* FILE_USE_FILE_POINTER_POSITION */;
> -
> -
>    if (off == (off_t)-1 /* FILE_WRITE_TO_END_OF_FILE */)
> -
>        off = lseek( unix_handle, 0, SEEK_END );

You are not supposed to change the position for the asynchronous case.