[tex-live] TL2018: UTF-8 characters in file names with pdflatex

[Philip Taylor]

Philip Taylor wrote:
> I am very surprised to learn that it worked in earlier release ...
However, for 2017 at least, I can confirm that it did :

> Y:\>pdflatex
> This is pdfTeX, Version 3.14159265-2.6-1.40.18 (TeX Live 2017/W32TeX) (preloaded format=pdflatex)
>  restricted \write18 enabled.
> **\input DieÜbung.tex
> entering extended mode
> LaTeX2e <2017-04-15>
> Babel <3.9r> and hyphenation patterns for 83 language(s) loaded.
> ! I can't find file `DieÜbung.tex'.
> <*> \input DieÜbung.tex
>
> (Press Enter to retry, or Control-Z to exit)
> Please type another input file name: ^Z
>
> ! Emergency stop.
> <*> \input DieÜbung.tex
>
> !  ==> Fatal error occurred, no output PDF file produced!
> Transcript written on texput.log.
>
> Y:\>