From 6e1716959dcbead4226252da5ee6590ef79c67dc Mon Sep 17 00:00:00 2001
From: Karl Berry <karl@freefriends.org>
Date: Sun, 25 Aug 2013 21:57:19 +0000
Subject: graphviz (25aug13)

git-svn-id: svn://tug.org/texlive/trunk@31517 c570f23f-e606-0410-a88d-b1316a301751
---
 Master/texmf-dist/tex/latex/graphviz/graphviz.sty | 106 ++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 Master/texmf-dist/tex/latex/graphviz/graphviz.sty

(limited to 'Master/texmf-dist/tex/latex/graphviz/graphviz.sty')

diff --git a/Master/texmf-dist/tex/latex/graphviz/graphviz.sty b/Master/texmf-dist/tex/latex/graphviz/graphviz.sty
new file mode 100644
index 00000000000..7bc7d28fee9
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/graphviz/graphviz.sty
@@ -0,0 +1,106 @@
+%%
+%% This is file `graphviz.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% graphviz.dtx  (with options: `package')
+%% 
+%% This is a generated file.
+%% 
+%% Copyright (C) 2003-13 by Derek Rayside <drayside@uwaterloo.ca>
+%% 
+%% This file 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
+%% 
+\NeedsTeXFormat{LaTeX2e}[1999/12/01]
+\ProvidesPackage{graphviz}
+   [2013/08/15 v0.94 .dtx graphviz file]
+\newif\ifsinglefile
+\DeclareOption{singlefile}{
+    \singlefiletrue
+    \AtBeginDocument{% open a new file handle
+        \newwrite\masterdotfile%
+        \immediate\openout\masterdotfile=\@tmpdir tmpmaster.graphviz%
+        \newwrite\mastergvprfile%
+        \immediate\openout\mastergvprfile=\@tmpdir tmpmaster.gvpr}
+    \AtEndDocument{% close the file
+        % close the dot file and the gvpr file
+        \immediate\closeout\masterdotfile%
+        \immediate\closeout\mastergvprfile%
+        % execute the gvpr file
+        \immediate\write18{gvpr -f \@tmpdir tmpmaster.gvpr \@tmpdir tmpmaster.graphviz}%
+        }}
+\newif\ifpsfrag
+\DeclareOption{psfrag}{ \psfragtrue }
+\newcommand{\@outext}{ps}
+\newcommand{\@outextspace}{ps }
+\DeclareOption{ps}{
+    \renewcommand{\@outext}{ps}
+    \renewcommand{\@outextspace}{ps }}
+\DeclareOption{pdf}{%
+    \renewcommand{\@outext}{pdf}%
+    \renewcommand{\@outextspace}{pdf }}
+\newcommand{\@tmpdir}{}
+\DeclareOption{tmpdir}{%
+    \immediate\write18{mkdir ./tmp/}%
+    \renewcommand{\@tmpdir}{./tmp/}}
+\ExecuteOptions{ps}
+\ProcessOptions\relax % LaTeX class guide says it is wise to relax
+\RequirePackage{graphicx}
+\ifpsfrag \RequirePackage{psfrag} \fi
+\newcommand{\digraph}[2][scale=1]{
+  \inputdigraph[#1]{#2}{dot}%       % Include the generated ps/pdf.
+  \@digraph{digraph}{#2}%           % Generate the .dot file.
+}
+\newcommand{\neatograph}[2][scale=1]{
+  \inputdigraph[#1]{#2}{neato}%     % Include the generated ps/pdf.
+  \@digraph{graph}{#2}%             % Generate the .dot file.
+}
+\begingroup
+  \catcode`\^^M=\active%
+  \gdef\@digraph{\begingroup\catcode`\^^M=\active\def^^M{^^J}\@@digraph}%
+\endgroup
+\def\@@digraph#1#2#3{%
+    \ifsinglefile% write the graph to the master file
+        \expandafter\def\csname -\endcsname{\string\n}%
+        \immediate\write\masterdotfile{#1 #2 {#3}}%
+        \immediate\write\mastergvprfile{BEG_G { if ($.name == "#2") {writeG($G,"\@tmpdir#2.dot");} }}%
+    \else% open a new file handle
+        \newwrite\dotfile%
+        \immediate\openout\dotfile=\@tmpdir#2.dot%
+        \expandafter\def\csname -\endcsname{\string\n}%
+        \immediate\write\dotfile{#1 #2 {#3}}%
+        \immediate\closeout\dotfile%
+    \fi%
+    \endgroup}%
+\newcommand{\inputdigraph}[3][scale=1]{
+    % execute dot or neato (nb: requires latex -shell-escape)
+    \immediate\write18{#3 -T\@outextspace -o \@tmpdir#2.\@outextspace \@tmpdir#2.dot}
+    \IfFileExists{\@tmpdir#2.\@outext}{ % the postscript/pdf exists: include it
+            \ifpsfrag
+                % per the ladot 2.2 source code, psfrag has a problem with
+                % graphviz 2.2, and some sed hackery is necessary to work around
+                \write18{sed -ibackup -e "s/xshow/pop show/g" \@tmpdir#2.ps}
+            \fi
+            \includegraphics[#1]{\@tmpdir#2.\@outext}
+        }
+        % else: the postscript/pdf doesn't exist: tell the user how to create it
+        {
+            \fbox{ \begin{tabular}{l}
+                The file \texttt{#2.\@outext} hasn't been created from
+                \texttt{\@tmpdir#2.dot} yet. \\
+                Run `\texttt{dot -T\@outextspace -o \@tmpdir#2.\@outextspace \@tmpdir#2.dot}'
+                to create it. \\
+                Or invoke \LaTeX\ with the \texttt{-shell-escape} option
+                to have this done automatically. \\
+                \end{tabular}}
+        }
+}
+\endinput
+%%
+%% End of file `graphviz.sty'.
-- 
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