[luatex] lualatex / includegraphics / open files

[Hans Hagen]

On 12/4/2017 9:30 AM, Knut Petersen wrote:
> Am 03.12.2017 um 15:01 schrieb Ulrike Fischer:
>> I don't know which problem you have here. Both variants in the
>> following document writes utf8:
> 
> Yes. But you do use \unexpanded:
> 
>> \immediate\write\testb{\unexpanded{Grüße}}
> 
> If an environment is implemented as in the attached MWE it is impossible 
> to use \unexpanded ...
> or the solution to the problem is beyond my knowledge of TeX.
i have no clue what your code is supposed to be maybe something

\def\oneline{Grüße}

\unexpanded\expandafter{\oneline}

or

\detokenize\expandafter{\oneline}

so far my experience with tex is that there's always a solution

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