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%%
%% This is file `newunicodechar.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% newunicodechar.dtx (with options: `package')
%%
%% This is a generated file.
%%
%% Copyright (C) 2011-2018 by Enrico Gregorio
%% <Enrico dot Gregorio at univr dot it>
%% -------------------------------------------------------
%%
%% This work 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
%% http://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 work has the LPPL maintenance status `maintained'.
%%
%% The Current Maintainer of this work is Enrico Gregorio.
%%
%% This work consists of the files
%% newunicodechar.dtx
%% newunicodechar.ins
%% and the derived file newunicodechar.sty.
%%
\NeedsTeXFormat{LaTeX2e}[2018/04/01]
\ProvidesPackage{newunicodechar}
[2018/04/08 v1.2 Defining Unicode characters]
\@ifundefined{eTeXversion}
{\PackageError{newunicodechar}{LaTeX engine too old, aborting}
{Please upgrade your TeX system}\@@end}{}
\DeclareOption{verbose}{\let\nuc@verbose=T}
\ProcessOptions\relax
\def\nuc@onebyteerr{\PackageError{newunicodechar}
{ASCII character requested}
{Only characters above U+007F may be defined; you asked
for\MessageBreak a plain ASCII character and your definition
has been ignored.}}
\def\nuc@emptyargerr{\PackageError{newunicodechar}
{Empty argument}
{You shouldn't write \protect\newunicodechar{}{...}}}
\def\nuc@invalidargerr{\PackageError{newunicodechar}
{Invalid argument}
{The first argument to \protect\newunicodechar\space is
either\MessageBreak too long or an invalid sequence of bytes}}
\begingroup
\catcode`\^=7 \catcode30=12 \catcode`\!=12 % for safety
\edef\next{\@gobble^^^^0021}
\expandafter\endgroup
\ifx\next\@empty % Start of code for Unicode engines
\chardef\nuc@atcode=\catcode`\~
\catcode`\~=\active
\def\newunicodechar#1#2{%
\if\relax\detokenize{#1}\relax
\nuc@emptyargerr
\else
\if\relax\detokenize\expandafter{\@cdr#1\@nil}\relax
\ifnum`#1>\string"7F
\catcode`#1=\active
\begingroup\lccode`\~=`#1
\lowercase{\endgroup\protected\def~}{#2}%
\else
\nuc@onebyteerr
\fi
\else
\nuc@invalidargerr
\fi
\fi}
\catcode`\~=\nuc@atcode
\@onlypreamble\newunicodechar
\expandafter\endinput
\fi % End of code for Unicode engines
\def\nuc@stop{\PackageWarningNoLine{newunicodechar}
{This package only works if the document\MessageBreak
encoding is `utf8'}%
\let\newunicodechar\@gobbletwo\endinput}
\edef\@tempa{\detokenize{utf8}}
\edef\@tempb{\detokenize\expandafter{\inputencodingname}}
\ifx\@tempb\@tempa\else
\nuc@stop
\fi
\def\newunicodechar#1#2{%
\@tempswafalse
\edef\nuc@tempa{\detokenize{#1}}%
\if\relax\nuc@tempa\relax
\nuc@emptyargerr
\else
\edef\@tempb{\expandafter\@car\nuc@tempa\@nil}%
\nuc@check
\if@tempswa
\@ifundefined{u8:\nuc@tempa}{}
{\PackageWarning{newunicodechar}
{Redefining Unicode character\ifdefined\nuc@verbose;
it meant\MessageBreak
***\space\space\nuc@meaning\space\space***\MessageBreak
before your redefinition\fi}}%
\@namedef{u8:\nuc@tempa}{#2}%
\fi
\fi
}
\def\nuc@getlength#1{%
\ifx#1\@nil
\expandafter\relax
\else
+1\expandafter\nuc@getlength
\fi}
\ifdefined\nuc@verbose
\def\nuc@meaning{\expandafter\expandafter\expandafter
\strip@prefix\expandafter\meaning\csname u8:\nuc@tempa\endcsname}
\fi
\def\nuc@check{%
\ifcase\numexpr0\expandafter\nuc@getlength\nuc@tempa\@nil
\or %0
\nuc@onebyteerr\or %1
\nuc@ch@ck{192}\or %2
\nuc@ch@ck{224}\or %3
\nuc@ch@ck{240}\else %4
\nuc@invalidargerr
\fi}
\def\nuc@ch@ck#1{%
\expandafter\ifnum\expandafter`\@tempb<#1\relax
\nuc@invalidargerr
\else
\@tempswatrue
\fi
}
\@onlypreamble\newunicodechar
\endinput
%%
%% End of file `newunicodechar.sty'.
|
