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%%
%% This is file `l3luatex.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3luatex.dtx (with options: `package')
%%
%% EXPERIMENTAL CODE
%%
%% Do not distribute this file without also distributing the
%% source files specified above.
%%
%% Do not distribute a modified version of this file.
%%
%% File: l3luatex.dtx Copyright (C) 2010-2012 The LaTeX3 Project
%%
%% It may be distributed and/or modified under the conditions of the
%% LaTeX Project Public License (LPPL), either version 1.3c of this
%% license or (at your option) any later version. The latest version
%% of this license is in the file
%%
%% http://www.latex-project.org/lppl.txt
%%
%% This file is part of the "l3kernel bundle" (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%%
%% The released version of this bundle is available from CTAN.
%%
%% -----------------------------------------------------------------------
%%
%% The development version of the bundle can be found at
%%
%% http://www.latex-project.org/svnroot/experimental/trunk/
%%
%% for those people who are interested.
%%
%%%%%%%%%%%
%% NOTE: %%
%%%%%%%%%%%
%%
%% Snapshots taken from the repository represent work in progress and may
%% not work or may contain conflicting material! We therefore ask
%% people _not_ to put them into distributions, archives, etc. without
%% prior consultation with the LaTeX3 Project.
%%
%% -----------------------------------------------------------------------
\RequirePackage{l3bootstrap}
\GetIdInfo$Id: l3luatex.dtx 4049 2012-08-03 14:01:40Z bruno $
{L3 Experimental LuaTeX-specific functions}
\ProvidesExplPackage
{\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
\__expl_package_check:
\luatex_if_engine:TF
{
\cs_new_eq:NN \lua_now_x:n \luatex_directlua:D
\cs_new_eq:NN \lua_shipout_x:n \luatex_latelua:D
}
{
\cs_new:Npn \lua_now_x:n #1
{
\__msg_kernel_expandable_error:nnn
{ kernel } { bad-engine } { \lua_now_x:n }
}
\cs_new_protected:Npn \lua_shipout_x:n #1
{
\__msg_kernel_expandable_error:nnn
{ kernel } { bad-engine } { \lua_shipout_x:n }
}
}
\cs_generate_variant:Nn \lua_now_x:n { x }
\cs_new:Npn \lua_now:n #1
{ \lua_now_x:n { \exp_not:n {#1} } }
\cs_generate_variant:Nn \lua_now:n { x }
\cs_generate_variant:Nn \lua_shipout_x:n { x }
\cs_new_protected:Npn \lua_shipout:n #1
{ \lua_shipout_x:n { \exp_not:n {#1} } }
\cs_generate_variant:Nn \lua_shipout:n { x }
\int_new:N \g__cctab_allocate_int
\int_set:Nn \g__cctab_allocate_int { \c_minus_one }
\int_new:N \g__cctab_stack_int
\seq_new:N \g__cctab_stack_seq
\cs_new_protected:Npn \cctab_new:N #1
{
\__chk_if_free_cs:N #1
\int_gadd:Nn \g__cctab_allocate_int { \c_two }
\int_compare:nNnTF
\g__cctab_allocate_int < { \c_max_register_int + \c_one }
{
\tex_global:D \tex_chardef:D #1 \g__cctab_allocate_int
\luatex_initcatcodetable:D #1
}
{ \__msg_kernel_fatal:nnx { kernel } { out-of-registers } { cctab } }
}
\luatex_if_engine:F
{
\cs_set_protected:Npn \cctab_new:N #1
{
\__msg_kernel_error:nnx { kernel } { bad-engine }
{ \exp_not:N \cctab_new:N }
}
}
\luatex_if_engine:T
{
\cs_set_protected:Npn \cctab_new:N #1
{
\__chk_if_free_cs:N #1
\newcatcodetable #1
\luatex_initcatcodetable:D #1
}
}
\cs_new_protected:Npn \cctab_begin:N #1
{
\seq_gpush:Nx \g__cctab_stack_seq { \tex_the:D \luatex_catcodetable:D }
\luatex_catcodetable:D #1
\int_gadd:Nn \g__cctab_stack_int { \c_two }
\int_compare:nNnT \g__cctab_stack_int > \c_max_register_int
{ \__msg_kernel_fatal:nn { kernel } { cctab-stack-full } }
\luatex_savecatcodetable:D \g__cctab_stack_int
\luatex_catcodetable:D \g__cctab_stack_int
}
\cs_new_protected_nopar:Npn \cctab_end:
{
\int_gsub:Nn \g__cctab_stack_int { \c_two }
\seq_if_empty:NTF \g__cctab_stack_seq
{ \tl_set:Nn \l__cctab_internal_tl { 0 } }
{ \seq_gpop:NN \g__cctab_stack_seq \l__cctab_internal_tl }
\luatex_catcodetable:D \l__cctab_internal_tl \scan_stop:
}
\luatex_if_engine:F
{
\cs_set_protected:Npn \cctab_begin:N #1
{
\__msg_kernel_error:nnxx { kernel } { bad-engine }
{ \exp_not:N \cctab_begin:N } {#1}
}
\cs_set_protected_nopar:Npn \cctab_end:
{
\__msg_kernel_error:nnx { kernel } { bad-engine }
{ \exp_not:N \cctab_end: }
}
}
\luatex_if_engine:T
{
\cs_set_protected:Npn \cctab_begin:N #1 { \BeginCatcodeRegime #1 }
\cs_set_protected_nopar:Npn \cctab_end: { \EndCatcodeRegime }
}
\tl_new:N \l__cctab_internal_tl
\cs_new_protected:Npn \cctab_gset:Nn #1#2
{
\group_begin:
#2
\luatex_savecatcodetable:D #1
\group_end:
}
\luatex_if_engine:F
{
\cs_set_protected:Npn \cctab_gset:Nn #1#2
{
\__msg_kernel_error:nnxx { kernel } { bad-engine }
{ \exp_not:N \cctab_gset:Nn } { #1 {#2} }
}
}
\luatex_if_engine:T
{
\cctab_new:N \c_code_cctab
\cctab_gset:Nn \c_code_cctab { }
}
\luatex_if_engine:T
{
\cs_new_eq:NN \c_document_cctab \CatcodeTableLaTeX
\cs_new_eq:NN \c_initex_cctab \CatcodeTableIniTeX
\cs_new_eq:NN \c_other_cctab \CatcodeTableOther
\cs_new_eq:NN \c_str_cctab \CatcodeTableString
}
\__msg_kernel_new:nnnn { kernel } { bad-engine }
{ LuaTeX~engine~not~in~use!~Ignoring~#1. }
{
The~feature~you~are~using~is~only~available~
with~the~LuaTeX~engine.~LaTeX3~ignored~`#1#2'.
}
\__msg_kernel_new:nnnn { kernel } { cctab-stack-full }
{ The~category~code~table~stack~is~exhausted. }
{
LaTeX~has~been~asked~to~switch~to~a~new~category~code~table,~
but~there~is~no~more~space~to~do~this!
}
%%
%%
%% End of file `l3luatex.sty'.
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