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-rw-r--r--macros/latex/contrib/l3build/l3build.dtx10
1 files changed, 8 insertions, 2 deletions
diff --git a/macros/latex/contrib/l3build/l3build.dtx b/macros/latex/contrib/l3build/l3build.dtx
index f00774cada..56bcbb9243 100644
--- a/macros/latex/contrib/l3build/l3build.dtx
+++ b/macros/latex/contrib/l3build/l3build.dtx
@@ -233,7 +233,7 @@
% }^^A
% }
%
-% \date{Released 2020-02-17}
+% \date{Released 2020-02-21}
%
% \maketitle
% \tableofcontents
@@ -1776,9 +1776,15 @@
% \end{variable}
%
% \begin{variable}{os_yes}
-% A command to generate a series of $200$ lines each containing the
+% \textbf{DEPRECATED}
+% A command to generate a series of $300$ lines each containing the
% character |y|: this is useful as the Unix |yes| command cannot be
% used inside |os.execute| (it does not terminate).
+%
+% Rather than use this function, we recommend the replacement construct
+% \begin{verbatim}
+% io.popen(<cmd>,"w"):write(string.rep("y\n", 300)):close()
+% \end{verbatim}
% \end{variable}
%
% \subsection{Components of \texttt{l3build}}