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%%
%% This is file `xebabel.def',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% babel.dtx (with options: `xetex')
%%
%%
%% Copyright (C) 2012-2022 Javier Bezos and Johannes L. Braams.
%% Copyright (C) 1989-2012 Johannes L. Braams and
%% any individual authors listed elsewhere in this file.
%% All rights reserved.
%%
%%
%% This file is part of the Babel system.
%% --------------------------------------
%%
%% It 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
%% http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of LaTeX
%% version 2003/12/01 or later.
%%
%% This work has the LPPL maintenance status "maintained".
%%
%% The Current Maintainer of this work is Javier Bezos.
%%
%% The list of derived (unpacked) files belonging to the distribution
%% and covered by LPPL is defined by the unpacking scripts (with
%% extension |.ins|) which are part of the distribution.
%%
\def\BabelStringsDefault{unicode}
\let\xebbl@stop\relax
\AddBabelHook{xetex}{encodedcommands}{%
\def\bbl@tempa{#1}%
\ifx\bbl@tempa\@empty
\XeTeXinputencoding"bytes"%
\else
\XeTeXinputencoding"#1"%
\fi
\def\xebbl@stop{\XeTeXinputencoding"utf8"}}
\AddBabelHook{xetex}{stopcommands}{%
\xebbl@stop
\let\xebbl@stop\relax}
\def\bbl@intraspace#1 #2 #3\@@{%
\bbl@csarg\gdef{xeisp@\languagename}%
{\XeTeXlinebreakskip #1em plus #2em minus #3em\relax}}
\def\bbl@intrapenalty#1\@@{%
\bbl@csarg\gdef{xeipn@\languagename}%
{\XeTeXlinebreakpenalty #1\relax}}
\def\bbl@provide@intraspace{%
\bbl@xin@{/s}{/\bbl@cl{lnbrk}}%
\ifin@\else\bbl@xin@{/c}{/\bbl@cl{lnbrk}}\fi
\ifin@
\bbl@ifunset{bbl@intsp@\languagename}{}%
{\expandafter\ifx\csname bbl@intsp@\languagename\endcsname\@empty\else
\ifx\bbl@KVP@intraspace\@nnil
\bbl@exp{%
\\\bbl@intraspace\bbl@cl{intsp}\\\@@}%
\fi
\ifx\bbl@KVP@intrapenalty\@nnil
\bbl@intrapenalty0\@@
\fi
\fi
\ifx\bbl@KVP@intraspace\@nnil\else % We may override the ini
\expandafter\bbl@intraspace\bbl@KVP@intraspace\@@
\fi
\ifx\bbl@KVP@intrapenalty\@nnil\else
\expandafter\bbl@intrapenalty\bbl@KVP@intrapenalty\@@
\fi
\bbl@exp{%
% TODO. Execute only once (but redundant):
\\\bbl@add\<extras\languagename>{%
\XeTeXlinebreaklocale "\bbl@cl{tbcp}"%
\<bbl@xeisp@\languagename>%
\<bbl@xeipn@\languagename>}%
\\\bbl@toglobal\<extras\languagename>%
\\\bbl@add\<noextras\languagename>{%
\XeTeXlinebreaklocale "en"}%
\\\bbl@toglobal\<noextras\languagename>}%
\ifx\bbl@ispacesize\@undefined
\gdef\bbl@ispacesize{\bbl@cl{xeisp}}%
\ifx\AtBeginDocument\@notprerr
\expandafter\@secondoftwo % to execute right now
\fi
\AtBeginDocument{\bbl@patchfont{\bbl@ispacesize}}%
\fi}%
\fi}
\ifx\DisableBabelHook\@undefined\endinput\fi
\AddBabelHook{babel-fontspec}{afterextras}{\bbl@switchfont}
\AddBabelHook{babel-fontspec}{beforestart}{\bbl@ckeckstdfonts}
\DisableBabelHook{babel-fontspec}
\bbl@trace{Font handling with fontspec}
\ifx\ExplSyntaxOn\@undefined\else
\ExplSyntaxOn
\catcode`\ =10
\def\bbl@loadfontspec{%
\usepackage{fontspec}% TODO. Apply patch always
\expandafter
\def\csname msg~text~>~fontspec/language-not-exist\endcsname##1##2##3##4{%
Font '\l_fontspec_fontname_tl' is using the\\%
default features for language '##1'.\\%
That's usually fine, because many languages\\%
require no specific features, but if the output is\\%
not as expected, consider selecting another font.}
\expandafter
\def\csname msg~text~>~fontspec/no-script\endcsname##1##2##3##4{%
Font '\l_fontspec_fontname_tl' is using the\\%
default features for script '##2'.\\%
That's not always wrong, but if the output is\\%
not as expected, consider selecting another font.}}
\ExplSyntaxOff
\fi
\@onlypreamble\babelfont
\newcommand\babelfont[2][]{% 1=langs/scripts 2=fam
\bbl@foreach{#1}{%
\expandafter\ifx\csname date##1\endcsname\relax
\IfFileExists{babel-##1.tex}%
{\babelprovide{##1}}%
{}%
\fi}%
\edef\bbl@tempa{#1}%
\def\bbl@tempb{#2}% Used by \bbl@bblfont
\ifx\fontspec\@undefined
\bbl@loadfontspec
\fi
\EnableBabelHook{babel-fontspec}% Just calls \bbl@switchfont
\bbl@bblfont}
\newcommand\bbl@bblfont[2][]{% 1=features 2=fontname, @font=rm|sf|tt
\bbl@ifunset{\bbl@tempb family}%
{\bbl@providefam{\bbl@tempb}}%
{}%
% For the default font, just in case:
\bbl@ifunset{bbl@lsys@\languagename}{\bbl@provide@lsys{\languagename}}{}%
\expandafter\bbl@ifblank\expandafter{\bbl@tempa}%
{\bbl@csarg\edef{\bbl@tempb dflt@}{<>{#1}{#2}}% save bbl@rmdflt@
\bbl@exp{%
\let\<bbl@\bbl@tempb dflt@\languagename>\<bbl@\bbl@tempb dflt@>%
\\\bbl@font@set\<bbl@\bbl@tempb dflt@\languagename>%
\<\bbl@tempb default>\<\bbl@tempb family>}}%
{\bbl@foreach\bbl@tempa{% ie bbl@rmdflt@lang / *scrt
\bbl@csarg\def{\bbl@tempb dflt@##1}{<>{#1}{#2}}}}}%
\def\bbl@providefam#1{%
\bbl@exp{%
\\\newcommand\<#1default>{}% Just define it
\\\bbl@add@list\\\bbl@font@fams{#1}%
\\\DeclareRobustCommand\<#1family>{%
\\\not@math@alphabet\<#1family>\relax
% \\\prepare@family@series@update{#1}\<#1default>% TODO. Fails
\\\fontfamily\<#1default>%
\<ifx>\\\UseHooks\\\@undefined\<else>\\\UseHook{#1family}\<fi>%
\\\selectfont}%
\\\DeclareTextFontCommand{\<text#1>}{\<#1family>}}}
\def\bbl@nostdfont#1{%
\bbl@ifunset{bbl@WFF@\f@family}%
{\bbl@csarg\gdef{WFF@\f@family}{}% Flag, to avoid dupl warns
\bbl@infowarn{The current font is not a babel standard family:\\%
#1%
\fontname\font\\%
There is nothing intrinsically wrong with this warning, and\\%
you can ignore it altogether if you do not need these\\%
families. But if they are used in the document, you should be\\%
aware 'babel' will not set Script and Language for them, so\\%
you may consider defining a new family with \string\babelfont.\\%
See the manual for further details about \string\babelfont.\\%
Reported}}
{}}%
\gdef\bbl@switchfont{%
\bbl@ifunset{bbl@lsys@\languagename}{\bbl@provide@lsys{\languagename}}{}%
\bbl@exp{% eg Arabic -> arabic
\lowercase{\edef\\\bbl@tempa{\bbl@cl{sname}}}}%
\bbl@foreach\bbl@font@fams{%
\bbl@ifunset{bbl@##1dflt@\languagename}% (1) language?
{\bbl@ifunset{bbl@##1dflt@*\bbl@tempa}% (2) from script?
{\bbl@ifunset{bbl@##1dflt@}% 2=F - (3) from generic?
{}% 123=F - nothing!
{\bbl@exp{% 3=T - from generic
\global\let\<bbl@##1dflt@\languagename>%
\<bbl@##1dflt@>}}}%
{\bbl@exp{% 2=T - from script
\global\let\<bbl@##1dflt@\languagename>%
\<bbl@##1dflt@*\bbl@tempa>}}}%
{}}% 1=T - language, already defined
\def\bbl@tempa{\bbl@nostdfont{}}%
\bbl@foreach\bbl@font@fams{% don't gather with prev for
\bbl@ifunset{bbl@##1dflt@\languagename}%
{\bbl@cs{famrst@##1}%
\global\bbl@csarg\let{famrst@##1}\relax}%
{\bbl@exp{% order is relevant. TODO: but sometimes wrong!
\\\bbl@add\\\originalTeX{%
\\\bbl@font@rst{\bbl@cl{##1dflt}}%
\<##1default>\<##1family>{##1}}%
\\\bbl@font@set\<bbl@##1dflt@\languagename>% the main part!
\<##1default>\<##1family>}}}%
\bbl@ifrestoring{}{\bbl@tempa}}%
\ifx\f@family\@undefined\else % if latex
\ifcase\bbl@engine % if pdftex
\let\bbl@ckeckstdfonts\relax
\else
\def\bbl@ckeckstdfonts{%
\begingroup
\global\let\bbl@ckeckstdfonts\relax
\let\bbl@tempa\@empty
\bbl@foreach\bbl@font@fams{%
\bbl@ifunset{bbl@##1dflt@}%
{\@nameuse{##1family}%
\bbl@csarg\gdef{WFF@\f@family}{}% Flag
\bbl@exp{\\\bbl@add\\\bbl@tempa{* \<##1family>= \f@family\\\\%
\space\space\fontname\font\\\\}}%
\bbl@csarg\xdef{##1dflt@}{\f@family}%
\expandafter\xdef\csname ##1default\endcsname{\f@family}}%
{}}%
\ifx\bbl@tempa\@empty\else
\bbl@infowarn{The following font families will use the default\\%
settings for all or some languages:\\%
\bbl@tempa
There is nothing intrinsically wrong with it, but\\%
'babel' will no set Script and Language, which could\\%
be relevant in some languages. If your document uses\\%
these families, consider redefining them with \string\babelfont.\\%
Reported}%
\fi
\endgroup}
\fi
\fi
\def\bbl@font@set#1#2#3{% eg \bbl@rmdflt@lang \rmdefault \rmfamily
\bbl@xin@{<>}{#1}%
\ifin@
\bbl@exp{\\\bbl@fontspec@set\\#1\expandafter\@gobbletwo#1\\#3}%
\fi
\bbl@exp{% 'Unprotected' macros return prev values
\def\\#2{#1}% eg, \rmdefault{\bbl@rmdflt@lang}
\\\bbl@ifsamestring{#2}{\f@family}%
{\\#3%
\\\bbl@ifsamestring{\f@series}{\bfdefault}{\\\bfseries}{}%
\let\\\bbl@tempa\relax}%
{}}}
\def\bbl@fontspec@set#1#2#3#4{% eg \bbl@rmdflt@lang fnt-opt fnt-nme \xxfamily
\let\bbl@tempe\bbl@mapselect
\let\bbl@mapselect\relax
\let\bbl@temp@fam#4% eg, '\rmfamily', to be restored below
\let#4\@empty % Make sure \renewfontfamily is valid
\bbl@exp{%
\let\\\bbl@temp@pfam\<\bbl@stripslash#4\space>% eg, '\rmfamily '
\<keys_if_exist:nnF>{fontspec-opentype}{Script/\bbl@cl{sname}}%
{\\\newfontscript{\bbl@cl{sname}}{\bbl@cl{sotf}}}%
\<keys_if_exist:nnF>{fontspec-opentype}{Language/\bbl@cl{lname}}%
{\\\newfontlanguage{\bbl@cl{lname}}{\bbl@cl{lotf}}}%
\\\renewfontfamily\\#4%
[\bbl@cl{lsys},#2]}{#3}% ie \bbl@exp{..}{#3}
\begingroup
#4%
\xdef#1{\f@family}% eg, \bbl@rmdflt@lang{FreeSerif(0)}
\endgroup
\let#4\bbl@temp@fam
\bbl@exp{\let\<\bbl@stripslash#4\space>}\bbl@temp@pfam
\let\bbl@mapselect\bbl@tempe}%
\def\bbl@font@rst#1#2#3#4{%
\bbl@csarg\def{famrst@#4}{\bbl@font@set{#1}#2#3}}
\def\bbl@font@fams{rm,sf,tt}
\input txtbabel.def
\endinput
%%
%% End of file `xebabel.def'.
|
