From 7eaf1da5f71d019de5b82c6a3e682ca50910c69c Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Mon, 17 Mar 2008 13:06:44 +0000
Subject: Fix resolving infile and outfile. More compact option resolving.

---
 localpdf2pdfscreen | 27 +++++++++++++++++----------
 1 file changed, 17 insertions(+), 10 deletions(-)

(limited to 'localpdf2pdfscreen')

diff --git a/localpdf2pdfscreen b/localpdf2pdfscreen
index 3d2095d..2fd90a1 100755
--- a/localpdf2pdfscreen
+++ b/localpdf2pdfscreen
@@ -3,7 +3,7 @@
 # /usr/local/bin/localpdf2pdfscreen
 # Copyright 2008 Jonas Smedegaard <dr@jones.dk>
 #
-# $Id: localpdf2pdfscreen,v 1.2 2008-03-17 12:53:04 jonas Exp $
+# $Id: localpdf2pdfscreen,v 1.3 2008-03-17 13:06:44 jonas Exp $
 #
 # Downsize PDF file.
 #
@@ -37,6 +37,8 @@ exit1() {
 
 [ $# -gt 0 ] || exit1 "Input file missing"
 
+infile=
+outfile=
 pdftopsopts=
 pstopdfopts=
 while [ $# -gt 0 ]; do
@@ -54,24 +56,29 @@ while [ $# -gt 0 ]; do
 			shift
 			;;
 		*)
-			pools="$pools $1"
+			if [ -z "$infile" ]; then
+				infile="$1"
+			elif [ -z "$outfile" ]: then
+				outfile="$1" ]
+			else
+				exit1 "Too many parameters"
+			fi
 			shift
 			;;
 	esac
 done
 ps2pdfopts="$@"
 
-# Use default options if none provided
-[ -n "pdftopsopts" ] || pdftopsopts="$PDFTOPSOPTS"
-[ -n "ps2pdfopts" ] || ps2pdfopts="$PS2PDFOPTS"
-
-infile="$1"
-tmpfile=$(mktemp -t "$PRG.XXXXXXXXXX") || exit 1
-outfile="${2:-$infile.pdf}"
+# Use defaults if not overridden
+outfile="${outfile:-$infile.pdf}"
+pdftopsopts="${pdftopsopts:-$PDFTOPSOPTS}"
+ps2pdfopts="${ps2pdfopts:-$PS2PDFOPTS}"
 
 [ ! -e "$outfile" ] || exit1 "Output file already exists"
 
-pdftops $pdftopsopts "$infile" "$tmpfile"
+tmpfile=$(mktemp -t "$PRG.XXXXXXXXXX") || exit 1
+
+pdftops $pdftopsopts "$infile" "$tmpfile" || rm "$tmpfile"
 ps2pdf $ps2pdfopts "$tmpfile" "$outfile"
 
 rm "$tmpfile"
-- 
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