%% %% This is file `expl3.ltx', %% generated with the docstrip utility. %% %% The original source files were: %% %% expl3.dtx (with options: `2ekernel,loader') %% %% Copyright (C) 1990-2022 The LaTeX 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: %% %% https://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. %% %% File: expl3.dtx \def\ExplFileDate{2022-06-16}% \let\ExplLoaderFileDate\ExplFileDate \begingroup \catcode`\_=11 \expandafter \ifx\csname c__kernel_expl_date_tl\endcsname\relax \global\let\c__kernel_expl_date_tl\ExplFileDate \fi \endgroup \everyjob\expandafter{\the\everyjob \message{L3 programming layer <\ExplFileDate>}% } \protected\def\ProvidesExplPackage {\@expl@provides@file@@Nnnnnn\ProvidesPackage{Package}} \protected\def\ProvidesExplClass {\@expl@provides@file@@Nnnnnn\ProvidesClass{Document Class}} \protected\def\ProvidesExplFile {\@expl@provides@file@@Nnnnnn\ProvidesFile{File}} \protected\long\def\@expl@provides@file@@Nnnnnn#1#2#3#4#5#6% {% \ifnum0% \ifdefined#11\fi \ifx\relax#1\else1\fi =11 \expandafter#1% \else \@expl@provides@generic@@wnnw{#2}% \fi {#3}[{#4 \ifx\relax#5\relax\else v#5\space\fi #6}]% \ExplSyntaxOn } \protected\long\def\@expl@provides@generic@@wnnw#1\fi#2[#3]% {% \immediate\write-1{#1: #2 #3}% } \begingroup\expandafter\expandafter\expandafter\endgroup \expandafter\ifx\csname tex\string _let:D\endcsname\relax \expandafter\@firstofone \else \expandafter\@gobble \fi {\input expl3-code.tex }% \begingroup\expandafter\expandafter\expandafter\endgroup \expandafter\ifx\csname tex\string _let:D\endcsname\relax \expandafter\endinput \fi \ifcsname\detokenize{g__expl_reload_bool}\endcsname \ExplSyntaxOn \bool_gset_true:N \g__expl_reload_bool \else \bool_new:N \g__expl_reload_bool \fi \tl_if_exist:NF \c__expl_def_ext_tl { \tl_const:Nn \c__expl_def_ext_tl { def } } \cs_gset_protected:Npn \__kernel_sys_configuration_load:n #1 { \cs_undefine:c { ver@ #1 .def } \@onefilewithoptions {#1} [ ] [ ] \c__expl_def_ext_tl } \keys_define:nn { sys } { backend .choices:nn = { dvipdfmx , dvips , dvisvgm , luatex , pdftex , pdfmode , xdvipdfmx , xetex } { \sys_load_backend:n {#1} } , check-declarations .code:n = { \sys_load_debug: \debug_on:n { check-declarations } } , driver .meta:n = { backend = #1 } , enable-debug .code:n = \sys_load_debug: , log-functions .code:n = { \sys_load_debug: \debug_on:n { log-functions } } , suppress-backend-headers .bool_gset_inverse:N = \g__kernel_backend_header_bool , suppress-backend-headers .initial:n = false , undo-recent-deprecations .code:n = {} % A stub } \cs_if_exist:NF \@expl@sys@load@backend@@ { \tl_put_left:Nn \document { \endgroup \@expl@sys@load@backend@@ \begingroup } } \cs_gset_protected:Npn \@expl@sys@load@backend@@ { \str_if_exist:NF \c_sys_backend_str { \sys_load_backend:n { } } } \cs_if_free:cTF { ver@expl3.sty } { \tex_everyjob:D \exp_after:wN { \tex_the:D \tex_everyjob:D \sys_everyjob: } } { \sys_everyjob: } \reverse_if:N \if_cs_exist:N \s__expl_stop \scan_new:N \s__expl_stop \fi: \cs_if_exist:NF \@expl@push@filename@@ { \tl_put_left:Nn \@pushfilename { \@expl@push@filename@@ } \tl_put_right:Nn \@pushfilename { \@expl@push@filename@aux@@ } } \cs_gset_protected:Npn \@expl@push@filename@@ { \exp_args:Nx \__kernel_file_input_push:n { \tl_to_str:N \@currname . \tl_to_str:N \@currext } \tl_put_left:Nx \l__expl_status_stack_tl { \bool_if:NTF \l__kernel_expl_bool { 1 } { 0 } } \ExplSyntaxOff } \cs_gset_protected:Npn \@expl@push@filename@aux@@ #1#2#3 { \str_gset:Nn \g_file_curr_name_str {#3} #1 #2 {#3} } \cs_if_exist:NF \@expl@pop@filename@@ { \tl_put_right:Nn \@popfilename { \@expl@pop@filename@@ } } \cs_gset_protected:Npn \@expl@pop@filename@@ { \__kernel_file_input_pop: \tl_if_empty:NTF \l__expl_status_stack_tl { \ExplSyntaxOff } { \exp_after:wN \__expl_status_pop:w \l__expl_status_stack_tl \s__expl_stop } } \cs_gset_protected:Npn \__expl_status_pop:w #1#2 \s__expl_stop { \tl_set:Nn \l__expl_status_stack_tl {#2} \int_if_odd:nTF {#1} { \ExplSyntaxOn } { \ExplSyntaxOff } } \tl_if_exist:NF \l__expl_status_stack_tl { \tl_new:N \l__expl_status_stack_tl \tl_set:Nn \l__expl_status_stack_tl { 0 } } \ExplSyntaxOff %% %% %% End of file `expl3.ltx'.