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charmap does not correctly handle commands with letter names #10

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@rhaas80

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@rhaas80

In charmap.pm there are replacements like this:

chr(0x015f) => "\\cs", # ş

which use a LaTeX command \cs which does not exist (at least for me LaTeX version). Instead to get ş I have to write \c s or \c{s}. Eg:

\documentclass{article}
\begin{document}
\cs
\end{document}

results in

This is pdfTeX, Version 3.14159265-2.6-1.40.21 (TeX Live 2020/Debian) (preloaded format=pdflatex)
 restricted \write18 enabled.
entering extended mode
(./foo.tex
LaTeX2e <2020-02-02> patch level 5
L3 programming layer <2020-09-24>
(/usr/share/texlive/texmf-dist/tex/latex/base/article.cls
Document Class: article 2019/12/20 v1.4l Standard LaTeX document class
(/usr/share/texlive/texmf-dist/tex/latex/base/size10.clo))
(/usr/share/texlive/texmf-dist/tex/latex/l3backend/l3backend-pdftex.def)
No file foo.aux.
! Undefined control sequence.
l.7 \cs

?

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