From d716cdbe8c579587f1d27734c755dfa39ab66b71 Mon Sep 17 00:00:00 2001
From: Raman Gupta <rocketraman@gmail.com>
Date: Fri, 6 Aug 2021 12:49:03 -0400
Subject: [PATCH] Fix the multi-output loop

Resolves #33.

Fixes the arithmetic comparison in the while loop being
incorrect.

Also, handles the situation in which there are more output
files being specified than scans available, in addition
to the already handled reverse situation.
---
 scan | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/scan b/scan
index 836f92a..bea5fb0 100755
--- a/scan
+++ b/scan
@@ -283,10 +283,10 @@ if [[ $numscans > 0 ]]; then
     echo "Truncated $TRUNCPAGE pages"
   fi
   if [[ $numscans > 1 && $USEARRAY == 1 ]]; then
-    echo "Naming pdfs based on output list..."
     output_count=${#OUTPUT[@]}
+    echo "Naming $numscans pdfs based on output list of $output_count names..."
     index=0
-    while [[ "$index" < "$output_count" ]]; do
+    while (( $index < $output_count && $numscans > $index )); do
       let "scanno = $index + 1"
       if [[ -f "${OUTPUT[$index]}" ]]; then
         mv "${OUTPUT[$index]}" "${OUTPUT[$index]}.orig"