pdfpextr

function pdfpextr()
{
    # function based on a function by Kurt Pfeifle
    # http://www.linuxjournal.com/content/tech-tip-extract-pages-pdf
    #     $1 is the input file
    #     $2 is the first page of the range to extract
    #     $3 is the last page of the range to extract
    #     $4 is the output file minus the extension
    # ex: pdfpextr foo.pdf 5 10 foo1

    gs -sDEVICE=pdfwrite -dNOPAUSE -dBATCH -dSAFER \
       -dFirstPage=${2} \
       -dLastPage=${3} \
       -sOutputFile=${4}.pdf \
       ${1}
}