[tex-eplain] colors

[Gérald Tenenbaum]

Thanks again.
Actually it turns out that it is the update of the package graphics, 
installed this morning, that braked the use of the package color, 
previously known to work with eplain.
Regards,

Gérald

Laurence Finston a écrit le 13/6/22 à 12:45 :
> No, it won't work with pdftex.  It's a dvips thing.  This will also work:
> dvips -o ttemp.ps ttemp.dvi
> ps2pdf ttemp.ps
> You're welcome.  I'm glad it worked for you.
> Laurence
> *Gesendet:* Montag, 13. Juni 2022 um 12:41 Uhr
> *Von:* "Gérald Tenenbaum" <gerald.tenenbaum at univ-lorraine.fr>
> *An:* "Gérald Tenenbaum" <gerald.tenenbaum at univ-lorraine.fr>
> *Cc:* "Laurence Finston" <Laurence.Finston at gmx.de>, tex-eplain at tug.org
> *Betreff:* Re: [tex-eplain] colors
> If I set TeXShop to use Tex + DVI instead of Pdftex, it does work.
> Thank you.
> Gérald
>
> Gérald Tenenbaum a écrit le 13/6/22 à 12:29 :
>
>     Thanks.
>     The ouput of
>     \input colordvi
>     \Red{abc}, \Blue{def}, $\ldots$
>     is all black on my mac using TeXShop.
>     Regards,
>
>     Gérald
>
>
>     Laurence Finston a écrit le 13/6/22 à 12:14 :
>
>         Not sure if this will help.  I wasn't aware that eplain could
>         (or should?) be used with LaTeX.  At any rate,
>         \input colordvi
>         \Red{abc}, \Blue{def}, $\ldots$
>         works with plain and eplain.  I'm not sure whether eplain is
>         needed.  colordvi.tex belongs to dvips. You can use dvipdfmx
>         to make pdf.
>         Laurence
>         *Gesendet:* Montag, 13. Juni 2022 um 11:58 Uhr
>         *Von:* "Gérald Tenenbaum" <gerald.ten at free.fr>
>         *An:* tex-eplain at tug.org
>         *Betreff:* [tex-eplain] colors
>         Hello,
>
>         Here is a small file that used to work but doesn't anymore:
>
>         \input eplain
>         \beginpackages
>         \usepackage{color}
>         \endpackages
>         \long\def\red#1{{\color{red}#1}}
>         \red{ab}
>         \bye
>
>
>         The error message is:
>
>         This is pdfTeX, Version 3.141592653-2.6-1.40.24 (TeX Live
>         2022) (preloaded format=pdftex)
>          restricted \write18 enabled.
>         entering extended mode
>         (./essai.tex
>         (/usr/local/texlive/2022/texmf-dist/tex/eplain/eplain.tex)
>         (/usr/local/texlive/2022/texmf-dist/tex/plain/graphics-pln/miniltx.tex)
>         (/usr/local/texlive/2022/texmf-dist/tex/latex/graphics/color.sty
>         (/usr/local/texlive/2022/texmf-dist/tex/latex/graphics-cfg/color.cfg)
>         (/usr/local/texlive/2022/texmf-dist/tex/latex/graphics-def/pdftex.def)
>         (/usr/local/texlive/2022/texmf-dist/tex/latex/graphics/mathcolor.ltx
>         /usr/local/texlive/2022/texmf-dist/tex/latex/graphics/mathcolor.ltx:21:
>         Undefined control sequence.
>         l.21 \ExplSyntaxOn
>
>         Many thanks for help.
>         Regards,
>
>         Gérald
>

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