# [EXT] Re: How to test pdflatex-dev

Zdenek Wagner zdenek.wagner at gmail.com
Mon Mar 8 17:49:45 CET 2021

Hi all,

the aux file is created at \begin{document} and \end{document} needs it.

Zdeněk Wagner
http://ttsm.icpf.cas.cz/team/wagner.shtml
http://icebearsoft.euweb.cz

po 8. 3. 2021 v 17:43 odesílatel Philip Taylor <P.Taylor at rhul.ac.uk> napsal:
>
> Phelype Oleinik wrote:
>
>
> You just have to run on the command line:
>
>     pdflatex-dev
>
>
> As readers of this list will know, I don't "speak" LaTeX, but was intrigued by the above and so sought to try it out.  I typed :
>
> pdflatex-dev
>
>
> as instructed (this to TeX Live 2021 pre-test), then entered (in response to the "**" prompt) :
>
> \end {document}
>
>
> at which point I was surprised.  PdfLaTeX-Dev reported :
>
> entering extended mode
> LaTeX2e <2021-05-01> pre-release-2 (develop 2021-3-6 branch)
> L3 programming layer <2021-02-18>
> ! I can't find file texput.aux'.
> \enddocument ...keatletter \@@input \jobname .aux
>                                                   \fi \UseOneTimeHook {enddo...
> <*> \end {document}
>
> (Press Enter to retry, or Control-Z to exit)
>
>
> Since it must have "known" that it had not created texput.aux', and with no reason to think that such a file might exist from a previous run, why did PdfLaTeX-Dev try to \@@input it ?
> --
> Philip Taylor
>
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