private_dot_local/bin/executable_compresspdf


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#!/bin/sh

file="${1}"
ext="${file##*.}"
base="${file%.*}"

[ "${ext}" = "pdf" ] || exit
gs -sDEVICE=pdfwrite -dPDFSETTINGS=/ebook -dNOPAUSE -dQUIET -dBATCH -sOutputFile="${base}-compressed${ext}" "${file}"