BEGIN { 
    print "\\documentclass{standalone}"
    print "%"
    print "\\usepackage{feynmf}"
    print "\\usepackage{color}"
    print "%"
    print "\\begin{document}"
    print "\\setlength{\\unitlength}{1mm}"
}
END {
    print "\\end{document}"
}
{if (/feynmf_/) {} 
else {print ""
    printf "File: \\verb+%s+\n",$1
    print "\\begin{center}"
    printf "  \\fbox{%s%s%s}\n","\\input{",$1,"}"
    print "\\end{center}"
    print "\\vspace{1ex}"
    print ""
}}
