From 56328eff6cb2a086bf58d5854ae4a34c4eeecfa1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Juan=20Carlos=20Mej=C3=ADas=20Rodr=C3=ADguez?=
 <juan.mejias@reduc.edu.cu>
Date: Sat, 24 Nov 2018 14:26:54 -0500
Subject: [PATCH] Fix variable substitution

---
 psu | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
 mode change 100755 => 100644 psu

diff --git a/psu b/psu
old mode 100755
new mode 100644
index 7a6e185..2bddea6
--- a/psu
+++ b/psu
@@ -171,9 +171,9 @@ while getopts a:u:p:l:n:c:e:rs option; do
     l) PORTAINER_URL=${OPTARG} ;;
     n) PORTAINER_STACK_NAME=${OPTARG} ;;
     c) DOCKER_COMPOSE_FILE=${OPTARG} ;;
-    e) PORTAINER_ENDPOINT=${OPTARG:-$PORTAINER_ENDPOINT} ;;
-    r) PORTAINER_PRUNE=${"true":-$PORTAINER_PRUNE} ;;
-    s) HTTPIE_VERIFY_SSL=${"no":-$HTTPIE_VERIFY_SSL} ;;
+    e) PORTAINER_ENDPOINT=${OPTARG} ;;
+    r) PORTAINER_PRUNE="true" ;;
+    s) HTTPIE_VERIFY_SSL="no" ;;
   esac
 done