feynmp-auto (3may13)

git-svn-id: svn://tug.org/texlive/trunk@30223 c570f23f-e606-0410-a88d-b1316a301751

1 files changed, 32 insertions, 5 deletions

diff --git a/Master/texmf-dist/source/latex/feynmp-auto/feynmp-auto.dtx b/Master/texmf-dist/source/latex/feynmp-auto/feynmp-auto.dtx
index 5be176fa8f0..a9d3dff1ed7 100644
--- a/Master/texmf-dist/source/latex/feynmp-auto/feynmp-auto.dtx
+++ b/Master/texmf-dist/source/latex/feynmp-auto/feynmp-auto.dtx
@@ -30,7 +30,7 @@
 %<package>\NeedsTeXFormat{LaTeX2e}[2008/04/05]
 %<package>\ProvidesPackage{feynmp-auto}
 %<*package>
-    [2013/03/12 v1.0 Automatic processing of feynmp graphics]
+    [2013/05/03 v1.1 Automatic processing of feynmp graphics]
 %</package>
 %
 %<*driver>
@@ -48,7 +48,7 @@
 %</driver>
 % \fi
 %
-% \CheckSum{113}
+% \CheckSum{129}
 %
 % \CharacterTable
 %  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
@@ -67,6 +67,7 @@
 %   Right brace   \}     Tilde         \~}
 %
 %
+% \changes{v1.1}{2013/05/03}{Added `force' option}
 % \changes{v1.0}{2013/03/12}{Initial version}
 %
 % \GetFileInfo{feynmp-auto.dtx}
@@ -84,7 +85,7 @@
 % \DoNotIndex{\@outfmf,\closeout,\CurrentOption,\equaltojobname,\fmfcmd}
 % \DoNotIndex{\fmf@revision,\if@fmfio,\IfFileExists,\ifmeasuring@}
 % \DoNotIndex{\immediate,\jobname,\openout,\p@rcent,\PassOptionsToPackage}
-% \DoNotIndex{\RequirePackage,\write,\z@}
+% \DoNotIndex{\RequirePackage,\write,\z@,\newif}
 %
 % \title{The \textsf{feynmp-auto} package\thanks{This document
 %   corresponds to \textsf{feynmp-auto}~\fileversion, dated \filedate.}}
@@ -97,7 +98,16 @@
 % This package is just a wrapper around \textsf{feynmp}; it receives
 % exactly the same options as that package and works in exactly the
 % same way, so refer to its documentation for the specific commands
-% and environments.
+% and environments. There is just one option specific to
+% \textsf{feynmp-auto}: with
+% \begin{flushleft}
+% \verb|\usepackage[force]{feynmp-auto}|
+% \end{flushleft}
+% the checks whether the \hologo{METAPOST} files are not changed from
+% the previous \hologo{LaTeX} run get disabled. This option might come
+% handy when one is switching from \textsf{feynmp} to
+% \textsf{feynmp-auto} or, possibly, for the very final runs where one
+% wants to be \emph{really} sure that everything is updated.
 %
 % What the present package adds is the automatic call of 
 % \hologo{METAPOST} at \verb|\end{fmffile}|, taking advantage of the
@@ -139,7 +149,10 @@
 %
 % In both the above cases, adding the \texttt{-shell-escape} option to
 % the call of the \hologo{LaTeX} run is sufficient (but beware for
-% security risks and run with the option only files from safe sources).
+% security risks and run with the option only files from safe
+% sources). The \texttt{-shell-escape} used to be called
+% \texttt{-enable-write18} in older versions of \hologo{MiKTeX}, but
+% newer versions (the 2.9 in particular) understand both.
 %
 % The package will emit a warning if shell escape is not enabled,
 % which may happen if the call of the engine has the option
@@ -168,9 +181,12 @@
 % \subsection{Options}
 % All options are passed to \textsf{feynmp}
 %    \begin{macrocode}
+\newif\iffnmpa@force
+\DeclareOption{force}{\fnmpa@forcetrue}
 \DeclareOption*{\PassOptionsToPackage{\CurrentOption}{feynmp}}
 \ProcessOptions\relax
 %    \end{macrocode}
+%
 % \subsection{Required packages and preliminary code}
 %    \begin{macrocode}
 \RequirePackage{feynmp}
@@ -232,6 +248,17 @@
   }
 \fi
 %    \end{macrocode}
+% If the \texttt{force} option has been given, then we override in the
+% same way the macros. A bit of code duplication, but this avoids
+% complicated conditional nestings.
+%    \begin{macrocode}
+\iffnmpa@force
+  \let\fnmpa@gethash\relax
+  \def\fnmpa@processmp{%
+    \IfFileExists{\thefmffile.mp}{\immediate\write18{mpost \thefmffile}}{}%
+  }
+\fi
+%    \end{macrocode}
 %
 % \subsection*{Patching the macros of \textsf{feynmp}}
 % We finally need to inject the code in the macros responsible for the