run_mp

#! /bin/sh
#
# Script to take fmffile input and run pdflatex and metapost
# to produce a PDF file that can then be included in a document
# It assumes there is only one fmfgraph entry in the file
# and that the fmffile name that is given is the same as the
# filename with the input
#
if [ $# -le 0 ]; then
   echo "Must give filename"
   exit 1
fi
#
# if [ ! -f $1 ]; then
#    echo "File $1 does not exist"
#    exit 1
# fi
#
dir=`dirname $1`
file=`basename $1 .tex`
#
# Extract picture size from file
# If you use pdfcrop this is not really necessary
# However, it took me a while to get it working so I leave it in!
#
eval `awk '/begin.*fmfgraph/ || /begin.*fmfchar/ {gsub(/[\{\}(),]/," "); print "size1="$3 ; print "size2="$4 }' $1`
# size3=`awk '/begin.*fmfgraph/ {gsub(/[\{\}(),]/," "); print $4}' $1`
# echo "Sizes are $size1 and $size2 and $size3"
psize1=`expr $size1 + 5`
psize2=`expr $size2 + 5`
#
test -d mpost_tmp || mkdir mpost_tmp
cd mpost_tmp
#
# Create LaTeX file
#
echo '\\documentclass{article}'        >${file}_mp.tex
echo "\\usepackage[papersize={${psize1}mm,${psize2}mm},total={${size1}mm,${size2}mm,centering}]{geometry}" >>${file}_mp.tex
echo '\\usepackage{feynmp}'           >>${file}_mp.tex
echo '\\usepackage{color}'            >>${file}_mp.tex
echo '\\usepackage[pdftex]{graphicx}' >>${file}_mp.tex
echo '\\DeclareGraphicsRule{*}{mps}{*}{}' >>${file}_mp.tex 
echo '\\begin{document}'              >>${file}_mp.tex
echo '\\setlength{\\unitlength}{1mm}' >>${file}_mp.tex
echo '{\\centering'                   >>${file}_mp.tex
echo "\\input{../$1}"                 >>${file}_mp.tex
echo '}'                              >>${file}_mp.tex
echo '\\end{document}'                >>${file}_mp.tex
#
echo "Directory: <$dir>"
echo "File: <$file>"
#
# Run pdflatext and metapost
#
pdflatex ${file}_mp
mpost ${file}
pdflatex ${file}_mp
pdflatex ${file}_mp
#
# Crop the resulting PDF file leaving a margin of 5 points
#
pdfcrop --margins=5 ${file}_mp ${file}.pdf
mv ${file}.pdf ../$dir
cd ..
# rm -r mpost_tmp