#!/usr/bin/env bash
##
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##
##  pdfnup: A shell program to n-up pages of PDF files
##
##  (c) 2019: David Firth (http://go.warwick.ac.uk/dfirth, original author)
##  License: GPL (https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt)
##
##  This is a simple wrapper for pdfjam, version N.NN
##
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##
E_USAGE=64           ##  for a command line usage error
for arg
do
    case $arg in
	--orient)  ## this was allowed in previous versions of pdfnup
	    printf "pdfnup ERROR: the --orient option is not allowed,\n" 1>&2;
	    printf "  use --landscape or --no-landscape to specify\n" 1>&2;
	    printf "  the output page orientation" 1>&2;
	    exit "$E_USAGE" ;;
	--pages)  ## this was allowed in previous versions of pdfnup
	    printf "pdfnup ERROR: the --pages option is not allowed,\n" 1>&2;
	    printf "  see 'pdfjam --help' or http://go.warwick.ac.uk/pdfjam\n" \
		1>&2;
	    printf "  for page selection examples\n" 1>&2;
	    exit "$E_USAGE" ;;
	*) continue ;;
    esac
done
exec pdfjam --suffix nup --nup 2x1 --landscape "$@"
##
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##
