#!/bin/sh

# Thanks  to Matthew Skala
# http://ansuz.sooke.bc.ca/software/pdf-append.php
#
# Yves Dorfsman, www.SollerS.ca
#

if [ $# -lt 2 ] || [ -e $1 ] ; then
  echo '' >&2
  echo 'Error: missing arguments, or existing output file.' >&2
  echo '' >&2
  echo 'Usage: pdfcat concateneted_file.pdf file1.pdf [file2.pdf [...]]' >&2
  echo '' >&2
  echo 'e.g.:  pdfcat newfile.pdf *.pdf' >&2
  echo '' >&2
  echo '' >&2
  exit 1
fi

gs -q -sPAPERSIZE=letter -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sOutputFile=$*