Dear Henri, thank you for your suggestion. Hans already reached out to me and his suggestion matches yours. I think \contextversion is what we have been looking for.
Best, Vit On Sun, Jul 17, 2022 at 07:59:02PM +0200, Henri Menke wrote: > On Fri, 2022-07-15 at 18:37 +0200, Vít Novotný wrote: > > Dear ConTeXt developers, > > > > in the l3file module of LaTeX3, we need to detect whether we are > > using the ConTeXt format, so that we can correctly decide which input > > and output streams are reserved by the format, and whether we need to > > \relax a control sequence before using \newread and \newwrite with > > it. > > > > At the moment, we detect ConTeXt by checking that the \normalend > > command is defined. However, this can produce false positives outside > > iniTeX when LaTeX3 is loaded from the expl3-generic.tex macro package > > and a \normalend user command is defined. Furthermore, this can > > produce false negatives if a future version of ConTeXt does not > > define \normalend. > > > > Can you suggest alternative internal command(s) that we can use to > > detect ConTeXt? Here are the desiderata: > > > > - No false negatives: All past versions of ConTeXt define these > > commands. All future versions of ConTeXt are likely to define these > > commands. > > > > - No false positives: The commands are long / contain characters that > > don't have letter catcode in the normal regime and therefore are > > unlikely to be defined by users. The text of the commands contains > > ConTeXt-specific terminology that makes them unlikely to be defined > > by other formats. > > How about \contextversion? > > Cheers, Henri > > > > > Looking forward to your helpful suggestions. > > > > Best, > > Vit > > _______________________________________________ > > dev-context mailing list > > dev-context@ntg.nl > > https://mailman.ntg.nl/mailman/listinfo/dev-context > > _______________________________________________ > dev-context mailing list > dev-context@ntg.nl > https://mailman.ntg.nl/mailman/listinfo/dev-context
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