From c1c8a0b4a2bc61221d907d033c63e967e2e84d30 Mon Sep 17 00:00:00 2001
From: framp <framp@linux-tips-and-tricks.de>
Date: Sat, 23 May 2020 11:11:49 +0200
Subject: [PATCH] Fixed required tools bug

---
 pishrink.sh | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/pishrink.sh b/pishrink.sh
index 7e308aa..ce8754b 100755
--- a/pishrink.sh
+++ b/pishrink.sh
@@ -91,7 +91,6 @@ parallel=false
 verbose=false
 prep=false
 ziptool=""
-required_tools="$REQUIRED_TOOLS"
 
 while getopts ":adhprsvzZ" opt; do
   case "${opt}" in
@@ -142,7 +141,7 @@ if [[ -n $ziptool ]]; then
 		error $LINENO "$ziptool is an unsupported ziptool."
 		exit -17
 	else
-		if [[ $parallel == true && ziptool == "gzip" ]]; then
+		if [[ $parallel == true && $ziptool == "gzip" ]]; then
 			REQUIRED_TOOLS="$REQUIRED_TOOLS pigz"
 		else
 			REQUIRED_TOOLS="$REQUIRED_TOOLS $ziptool"