Yukihiro Nakadaira wrote:
> rename() removes file when 'from' and 'to' are same file with different path.
>
> Steps to reproduce:
>
> > echo hello > a.txt
> > vim
> :echo rename('a.txt', '.\a.txt')
> -1
> (a.txt is removed)
>
> > mkdir dir1
> > mklink /d dir2 dir1
> > echo hello > dir1\a.txt
> > vim
> :echo rename('dir1\a.txt', 'dir2\a.txt')
> -1
> (dir1\a.txt is removed)
>
>
> The attached patch fixes this problem.
> Changed to use GetFileInformationByHandle() to obtain file identifier
> and compare it to check if 'from' and 'to' are same file.
> Additional clean.diff removes duplicate code.
Thanks for the patch. Sounds like a similar problem that was solved for
other operating systems.
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