From 61065674de81d0dccba11b46076f426e424ad58a Mon Sep 17 00:00:00 2001
From: Karl Berry <karl@freefriends.org>
Date: Sun, 18 Mar 2012 23:22:05 +0000
Subject: new latex package usebib (18mar12)

git-svn-id: svn://tug.org/texlive/trunk@25686 c570f23f-e606-0410-a88d-b1316a301751
---
 Master/texmf-dist/tex/latex/usebib/usebib.sty | 94 +++++++++++++++++++++++++++
 1 file changed, 94 insertions(+)
 create mode 100644 Master/texmf-dist/tex/latex/usebib/usebib.sty

(limited to 'Master/texmf-dist/tex/latex/usebib')

diff --git a/Master/texmf-dist/tex/latex/usebib/usebib.sty b/Master/texmf-dist/tex/latex/usebib/usebib.sty
new file mode 100644
index 00000000000..096a7be44f3
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/usebib/usebib.sty
@@ -0,0 +1,94 @@
+%%
+%% This is file `usebib.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% usebib.dtx  (with options: `package')
+%% 
+%% This is a generated file.
+%% 
+%% Copyright (C) 2012 by Enrico Gregorio
+%% <Enrico dot Gregorio at univr dot it>
+%% -------------------------------------------------------
+%% 
+%% This work 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
+%%   http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions
+%% of LaTeX version 2005/12/01 or later.
+%% 
+%% This work has the LPPL maintenance status `maintained'.
+%% 
+%% The Current Maintainer of this work is Enrico Gregorio.
+%% 
+%% This work consists of the files
+%%   usebib.dtx
+%%   usebib.ins
+%% and the derived file usebib.sty.
+%% 
+\NeedsTeXFormat{LaTeX2e}[2008/04/05]
+\ProvidesPackage{usebib}
+    [2012/03/17 v1.0 Reusing bib files]
+\@ifundefined{eTeXversion}
+  {\PackageError{usebib}{LaTeX engine too old, aborting}
+   {Please upgrade your TeX system}\@@end}{}
+\RequirePackage{url}
+\RequirePackage{keyval}
+\define@key{usebib}{currenttype}{\def\@tempa{#1}}
+\define@key{usebib}{currententry}{\def\reuse@current{#1}}
+\def\define@reuse@key#1{%
+  \define@key{usebib}{#1}{\lowercase{\global\@namedef{reuse@\reuse@current @#1}}{##1}}}
+\define@reuse@key{title}
+\define@reuse@key{isbn}
+\define@reuse@key{url}
+\define@reuse@key{year}
+\define@reuse@key{note}
+\def\reuse@find#1#{%
+  \lowercase{\setkeys{usebib}{currenttype=#1}}%
+  \ifcsname reuse@type@\@tempa\endcsname
+    \expandafter\@gobble
+  \else
+    \begingroup\@makeother\%\makeatother
+    \expandafter\reuse@extract
+  \fi}
+\def\reuse@extract#1{\setkeys{usebib}{currententry=#1}\endgroup}
+\let\reuse@type@preamble\@empty
+\let\reuse@type@string\@empty
+\def\newbibignore#1{\expandafter\let\csname reuse@type@#1\endcsname\@empty}
+\def\reuse@error#1#2{%
+  \PackageError{usebib}
+    {Undefined key `#1' or empty value for `#2'}
+    {The key you used is wrong or the value to `#2' has not been set}}
+\newcommand\newbibfield[1]{\define@reuse@key{#1}}
+\def\usebibentry#1#2{\@ifundefined{reuse@#1@#2}
+  {\reuse@error{#1}{#2}}
+  {\@nameuse{reuse@#1@#2}}}
+\newcommand{\usebibentryurl}[2][|]{\@ifundefined{reuse@#2@url}
+  {\reuse@error{#2}{url}}
+  {\reuse@usebibentryurl{#1}{#2}}}
+\@ifpackageloaded{hyperref}{\@tempswatrue}{\@tempswafalse}
+\if@tempswa
+  \def\reuse@usebibentryurl#1#2{%
+    \scantokens{\url{\csname reuse@#2@url\endcsname}\endinput}}
+\else
+  \def\reuse@usebibentryurl#1#2{%
+    \toks@=\expandafter\expandafter\expandafter
+      {\csname reuse@#2@url\endcsname}%
+    \scantokens\expandafter{%
+      \expandafter\url\expandafter#1\the\toks@#1\endinput}}
+\fi
+\newcommand{\bibinput}[1]{%
+  \begingroup
+  \catcode`\^^M=10
+  \let\KV@err=\@gobble
+  \let\KV@errx=\@gobble
+  \let\XKV@err=\@gobble
+  \begingroup\lccode`\~=`\@
+    \lowercase{\endgroup\let~}\reuse@find
+  \catcode`\@=\active \input{#1.bib}\endgroup}
+\endinput
+%%
+%% End of file `usebib.sty'.
-- 
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