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%%
%% This is file `l3xref.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3xref.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: l3xref.dtx Copyright (C) 2006,2009 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 ``expl3 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 LaTeX Project Team.
%%
%% -----------------------------------------------------------------------
\RequirePackage{l3names}
\GetIdInfo$Id: l3xref.dtx 1362 2009-05-28 20:19:21Z joseph $
{L3 Experimental cross referencing}
\ProvidesExplPackage
{\filename}{\filedate}{\fileversion}{\filedescription}
\package_check_loaded_expl:
\prop_new:N \g_xref_all_curr_immediate_fields_prop
\prop_new:N \g_xref_all_curr_deferred_fields_prop
\cs_new_nopar:Npn \xref_new:nn {\xref_new_aux:nnn{immediate}}
\cs_new_nopar:Npn \xref_deferred_new:nn {\xref_new_aux:nnn{deferred}}
\cs_new_nopar:Npn \xref_new_aux:nnn #1#2#3{
\prop_gput:ccx {g_xref_all_curr_ #1 _fields_prop}
{ xref_ #2 _key }
{ \exp_not:c {l_xref_curr_#2_tl }}
\cs_set_protected_nopar:cpn { xref_#2_key }{}
\tl_new:cn{l_xref_curr_#2_tl}{#3}
\toks_set:Nx \l_tmpa_toks {
\exp_not:n { \cs_set_nopar:cpn {xref_get_value_#2_aux:w} ##1 }
\exp_not:N \q_prop
\exp_not:c { xref_#2_key }
\exp_not:N \q_prop
}
\toks_use:N \l_tmpa_toks ##2 ##3\q_nil {##2}
}
\cs_new_nopar:Npn \xref_get_value:nn #1#2 {
\cs_if_exist:cTF{g_xref_#2_prop}
{
\exp_args:NcNc \exp_after:wN {xref_get_value_#1_aux:w}
\toks_use:N {g_xref_#2_prop}
\q_nil
}
{??}
}
\cs_set_nopar:Npn \exp_after:cc #1#2 {
\exp_after:wN \exp_after:wN
\cs:w #1\exp_after:wN\cs_end: \cs:w #2\cs_end:
}
\cs_set_protected:Npn \q_prop {\q_prop}
\cs_new_protected_nopar:Npn \xref_define_label:nn {
\group_begin:
\char_set_catcode:nn {`\ }\c_ten
\xref_define_label_aux:nn
}
\cs_new_nopar:Npn \xref_define_label_aux:nn #1#2 {
\cs_if_free:cTF{g_xref_#1_prop}
{\prop_new:c{g_xref_#1_prop}}{\WARNING}
\toks_gset:cn{g_xref_#1_prop}{#2}
\group_end:
}
\cs_set_nopar:Npn \xref_set_label:n #1{
\cs_set_nopar:Npx \xref_tmp:w{\toks_use:N\g_xref_all_curr_immediate_fields_prop}
\exp_args:NNx\iow_shipout_x:Nn \xref_write{
\xref_define_label:nn {#1} {
\xref_tmp:w
\toks_use:N \g_xref_all_curr_deferred_fields_prop
}
}
}
\iow_new:N \xref_write
%%
%%
%% End of file `l3xref.sty'.
|
