%% %% This is file `underscore-ltx.sty', %% generated with the docstrip utility. %% %% The original source files were: %% %% latex2e-first-aid-for-external-files.dtx (with options: `underscore-ltx') %% %% The source is maintained by the LaTeX Project team and bug %% reports for it can be opened at https://latex-project.org/bugs/ %% (but please observe conditions on bug reports sent to that address!) %% %% %% Copyright (C) 2020-2023 %% The LaTeX Project and any individual authors listed elsewhere %% in this file. %% %% This file was generated from file(s) of the Standard LaTeX `First Aid Bundle'. %% ------------------------------------------------------------------------------ %% %% It may be distributed and/or modified under the %% conditions of the LaTeX Project Public License, either version 1.3c %% of this license or (at your option) any later version. %% The latest version of this license is in %% https://www.latex-project.org/lppl.txt %% and version 1.3c or later is part of all distributions of LaTeX %% version 2005/12/01 or later. %% %% This file may only be distributed together with a copy of the LaTeX %% `First Aid Bundle'. You may however distribute the LaTeX `First Aid Bundle' %% without such generated files. %% %% File: latex2e-first-aid-for-external-files.dtx (C) Copyright 2020-2023 %% %% The LaTeX Project and any individual authors listed elsewhere %% in this file. \ProvidesPackage{underscore-ltx}[2023/09/20 LaTeX firstaid to make underscore protected ] \begingroup \catcode`\_=\active \protected\gdef _{% \ifincsname % \string_% \else \ifx\protect\@typeset@protect \ifmmode \sb \else \BreakableUnderscore \fi \else \ifx\protect\@unexpandable@protect \noexpand_% \else \protect_% \fi\fi \fi } \global\let\ActiveUnderscore=_ \endgroup \endinput %% %% End of file `underscore-ltx.sty'.