fix for #874

latex3 · Jun 23, 2022 · 2bae2d9 · 2bae2d9
1 parent de74be0
commit 2bae2d9
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diff --git a/base/changes.txt b/base/changes.txt
@@ -10,6 +10,11 @@ are not part of the distribution.
 All changes above are only part of the development branch for the next release.
 ================================================================================
 
+2022-06-23  Frank Mittelbach  <Frank.Mittelbach@latex-project.org>
+
+	* ltxdoc.dtx (section{Useful abbreviations}):
+	Update \cmd definition to work with new \cs (gh/874)
+
 #########################
 # 2022-06-01 PL2 Release
 #########################

diff --git a/base/ltxdoc.dtx b/base/ltxdoc.dtx
@@ -30,7 +30,7 @@
 %
 %<class>\NeedsTeXFormat{LaTeX2e}
 %<class>\ProvidesClass{ltxdoc}
-%<class>         [2022/06/14 v2.1g Standard LaTeX documentation class]
+%<class>         [2022/06/22 v2.1h Standard LaTeX documentation class]
 %
 %<*driver>
 \documentclass{ltxdoc}
@@ -294,10 +294,12 @@
 % \changes{v2.0k}{1994/05/21}{New definition, so \cmd\{ works.}
 % \begin{macro}{\cs}
 % \changes{v2.0d}{1994/03/17}{Add \cs{cs}}
+% \changes{v2.1h}{2022/06/22}{Update \cs{cmd} definition to work with new \cs{cs}}
 %    \begin{macrocode}
-\def\cmd#1{\cs{\expandafter\cmd@to@cs\string#1}}
+%\DeclareRobustCommand\cs[1]...                       % defined later
+%\def\cmd#1{\cs{\expandafter\cmd@to@cs\string#1}}     % can't use with new \cs 
+\def\cmd#1{\texttt{\char`\\\expandafter\cmd@to@cs\string#1}}
 \def\cmd@to@cs#1#2{\char\number`#2\relax}
-%\DeclareRobustCommand\cs[1]{\texttt{\char`\\#1}}     % already part of doc.sty
 %    \end{macrocode}
 % \end{macro}
 % \end{macro}

diff --git a/base/testfiles/github-0874.lvt b/base/testfiles/github-0874.lvt
@@ -0,0 +1,14 @@
+\documentclass[nohyperref]{ltxdoc}
+
+\input{regression-test}
+
+\showoutput
+
+\begin{document}
+
+\START
+
+\cmd{\blub}
+
+\end{document}
+
diff --git a/base/testfiles/github-0874.tlg b/base/testfiles/github-0874.tlg
@@ -0,0 +1,39 @@
+This is a generated file for the l3build validation system.
+Don't change this file in any respect.
+Completed box being shipped out [1]
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+(github-0874.aux)