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%%
%% This is file `ltpara.ltx',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% ltpara.dtx (with options: `2ekernel')
%%
%% This is a generated file.
%%
%% The source is maintained by the LaTeX Project team and bug
%% reports for it can be opened at https://latex-project.org/bugs.html
%% (but please observe conditions on bug reports sent to that address!)
%%
%%
%% Copyright (C) 1993-2021
%% The LaTeX Project and any individual authors listed elsewhere
%% in this file.
%%
%% This file was generated from file(s) of the LaTeX base system.
%% --------------------------------------------------------------
%%
%% 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 2008 or later.
%%
%% This file has the LPPL maintenance status "maintained".
%%
%% This file may only be distributed together with a copy of the LaTeX
%% base system. You may however distribute the LaTeX base system without
%% such generated files.
%%
%% The list of all files belonging to the LaTeX base distribution is
%% given in the file `manifest.txt'. See also `legal.txt' for additional
%% information.
%%
%% 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.
%% File: ltpara.dtx (C) Copyright 2020-2021
%%% From File: lthooks.dtx
\def\ltparaversion{v1.0d}
\def\ltparadate{2021/02/18}
\ExplSyntaxOn
\hook_new_pair:nn{para/before}{para/after}
\hook_new_pair:nn{para/begin}{para/end}
\let \@kernel@before@para@before \@empty
\let \@kernel@before@para@begin \@empty
\let \@kernel@after@para@end \@empty
\let \@kernel@after@para@after \@empty
\tl_new:N \g__para_standard_everypar_tl
\tl_gset:Nn \g__para_standard_everypar_tl {
\box_gset_to_last:N \g_para_indentation_box
\group_begin:
\tex_par:D
\group_end:
\tex_everypar:D { \__kernel_msg_error:nnnn {para}{mode}{before}{vertical} }
\@kernel@before@para@before
\hook_use:n {para/before}
\group_begin:
\tex_everypar:D {}
\skip_zero:N \tex_parskip:D
\tex_noindent:D
\group_end:
\tex_everypar:D{\g__para_standard_everypar_tl}
\cs_set_eq:NN \__para_handle_indent: \__para_add_indentation_box:
\@kernel@before@para@begin
\hook_use:n {para/begin}
\if_mode_horizontal: \else:
\__kernel_msg_error:nnnn {para}{mode}{begin}{vertical} \fi:
\__para_handle_indent:
}
\tex_everypar:D{\g__para_standard_everypar_tl}
\newtoks \everypar
\tl_gput_right:Nx \g__para_standard_everypar_tl {
\exp_not:N \the
\exp_not:N \toks
\the \allocationnumber
\c_space_tl
}
\box_new:N \g_para_indentation_box
\cs_new:Npn \__para_add_indentation_box: {
\box_use_drop:N \g_para_indentation_box
}
\cs_new_eq:NN \__para_handle_indent: \__para_add_indentation_box:
\cs_new:Npn \para_suppress_indentation: {
\cs_set_eq:NN \__para_handle_indent: \prg_do_nothing:
}
\cs_set_eq:NN \IndentationBox \g_para_indentation_box
\cs_set_eq:NN \SuppressIndentationBox \para_suppress_indentation:
\cs_new_protected:Npn \para_end: {
\mode_if_horizontal:TF {
\mode_if_inner:F {
\tex_unskip:D
\hook_use:n{para/end}
\@kernel@after@para@end
\mode_if_horizontal:TF {
\if_int_compare:w 0 < \tex_lastnodetype:D
\tex_kern:D \c_zero_dim
\fi:
\tex_par:D
\hook_use:n{para/after}
\@kernel@after@para@after
}
{ \__kernel_msg_error:nnnn {para}{mode}{end}{horizontal} }
}
}
\tex_par:D
}
\cs_set_eq:NN \par \para_end:
\cs_set_eq:NN \@@par \para_end:
\cs_set_eq:NN \endgraf \para_end:
\everypar{\@nodocument} %% To get an error if text appears before the
\__kernel_msg_new:nnnn {para} {mode}
{
Illegal~mode~ change~ in~ hook~ 'para/#1'.\\
Hook~ code~ did~ not~ remain~ in~ #2~ mode.
}
{
Paragraph~ hooks~ cannot~ change~ the~ TeX~ mode~ without~ causing~
endless~ recursion.~ The~ hook~ code~ in~ 'para/#1'~ needs~ to~ stay~
in~ #2~ mode,~ but~ it~ didn't.~ Examine~ the~ hook~
code~ with~ \ShowHook~ to~ find~ the~ issue.
}
\ExplSyntaxOff
\IfFormatAtLeastTF{2021/05/01}{}
{
\long\def \@savemarbox #1#2{%
\global\setbox #1%
\color@vbox
\vtop{%
\hsize\marginparwidth
\@parboxrestore
\@marginparreset
#2\par % <-- needed
\@minipagefalse
\outer@nobreak
}%
\color@endbox
}
\newcounter{paracnt}
\def\@kernel@before@para@begin{%
\stepcounter{paracnt}%
\typeout{PARA: \arabic{paracnt} start
(\@currenvir\space level\on@line)}%
}
\def\@kernel@after@para@end {%
\typeout{PARA: \arabic{paracnt} end \space\space
(\@currenvir\space level\on@line)}%
\addtocounter{paracnt}{-1}%
}
\let\color@begingroup\begingroup
\def\color@endgroup{\endgraf\endgroup}
\def\color@setgroup{\color@begingroup} % \def\color@setgroup{\color@begingroup\set@color}
\def\color@hbox{\hbox\bgroup\color@begingroup}
\def\color@vbox{\vbox\bgroup\color@begingroup}
\def\color@endbox{\color@endgroup\egroup}
}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\endinput
%%
%% End of file `ltpara.ltx'.
|
