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%%
%% This is file `compat.tex',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% nameauth.dtx (with options: `compat')
%%
%% This is a generated file.
%%
%% Copyright (C) 2024 by Charles P. Schaum <charles[dot]schaum@comcast.net>
%%
%% This file may be distributed and/or modified under the conditions of
%% the LaTeX Project Public License, either version 1.3 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 1.3 or later is part of all distributions of LaTeX version
%% 2005/12/01 or later.
%%
% This is not a standalone document.
% Use this file only in the document preamble.
\makeatletter
% Do not include the rest of this file
% unless we are in a document preamble.
\ifx\@onlypreamble\@notprerr\else
% Check against the latex version date. Create a macro
% if the date is at least 2018/10/05 because that is
% when Unicode processing changed for the better.
\@ifl@t@r\fmtversion{2018/10/05}{\def\nameauthltx{}}{}
% Here we check for 2018/04/30 because that is when xparse
% added the ! modifier.
\@ifl@t@r\fmtversion{2018/04/30}{\def\nameauthxp{}}{}
% Here we assist backward compatibility for older
% distributions of LaTeX and compatibility for multiple
% LaTeX engines.
% If we want to use TikZ, this flag will help us.
\newif\ifDoTikZ
% If we couch this statement in a conditional, we avoid
% potential errors in older versions.
\IfFileExists{iftex.sty}{\usepackage{iftex}}{}
% The presence of \RequireTUTeX means that these older
% packages are not needed (thanks to iftex). Otherwise
% we are using an older version and need these packages.
\unless\ifdefined\RequireTUTeX
\usepackage{ifxetex}
\usepackage{ifluatex}
\usepackage{ifpdf}
\fi
% Instead of worrying about older or newer changes, we
% ensure consistency when the LaTeX engine changes.
% The goal is to get the same ``lmodern'' look.
% Users will need to change language and font options
% for their own needs.
\ifxetex
\usepackage{fontspec}
\usepackage{polyglossia}
\setdefaultlanguage{american}
\DoTikZtrue % Loading TikZ will work (pdf)
\else
\ifluatex
\ifpdf
\usepackage{fontspec}
\usepackage{polyglossia}
\setdefaultlanguage{american}
\DoTikZtrue % Loading TikZ will work (pdf)
\else
\IfFileExists{utf8-2018.def}{}
{\usepackage[utf8]{inputenc}}
\usepackage[TS1,T1]{fontenc}
\usepackage[american]{babel}
\usepackage{lmodern}
% Using dvi-based workflows does not
% work well with TikZ; pstricks instead
\fi
\else
\IfFileExists{utf8-2018.def}{}
{\usepackage[utf8]{inputenc}}
\usepackage[TS1,T1]{fontenc}
\usepackage[american]{babel}
\usepackage{lmodern}
\ifpdf
\usepackage{tikz}
\DoTikZtrue % Loading TikZ will work (pdf)
\fi
% Using dvi-based workflows does not
% work well with TikZ; pstricks instead
\fi
\fi
% Here one would load TikZ if needed
% \ifDoTikZ \usepackage{tikz} \fi
\fi
\makeatother
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