From bb48e715e7d4c37e988507f84a3b0ee3993dfb67 Mon Sep 17 00:00:00 2001
From: Simon Vieille <simon@deblan.fr>
Date: Mon, 6 May 2019 15:34:50 +0200
Subject: [PATCH] apply shellcheck

---
 bin/vacuum | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/bin/vacuum b/bin/vacuum
index 10316f1..77635d3 100755
--- a/bin/vacuum
+++ b/bin/vacuum
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 usage() {
-	printf "Usage: %s [url] [filters] [-h|--help|--wget|--httrack]\n\n" $0
+	printf "Usage: %s [url] [filters] [-h|--help|--wget|--httrack]\n\n" "$0"
 
 	printf "  --wget      Select GNU Wget\n"
 	printf "  --httrack   Select httrack to vacuum\n"
@@ -13,11 +13,11 @@ usage() {
 TOOL=
 URL=
 
-for i in $@; do
-	if [ "$i" = "-h" -o "$i" = "--help" ]; then
+for i in "$@"; do
+	if [ "$i" = "-h" ] || [ "$i" = "--help" ]; then
 		usage
 		exit 0
-	elif [ "$i" != "--httrack" -a "$i" != "--wget" ]; then
+	elif [ "$i" != "--httrack" ]  && [ "$i" != "--wget" ]; then
 		URL="$URL $i"
 	elif [ "$i" = "--httrack" ]; then
 		TOOL=httrack
@@ -49,9 +49,9 @@ if [ -z "$TOOL" ]; then
 			TOOL=1
 		fi
 
-		if [ "$TOOL" = "1" -o "$TOOL" = "httrack" ]; then
+		if [ "$TOOL" = "1" ] || [ "$TOOL" = "httrack" ]; then
 			TOOL=httrack
-		elif [ "$TOOL" = "2" -o "$TOOL" = "wget" ]; then
+		elif [ "$TOOL" = "2" ] || [ "$TOOL" = "wget" ]; then
 			TOOL=wget
 		else
 			TOOL=
@@ -63,6 +63,6 @@ if [ "$TOOL" = "httrack" ]; then
 	printf "\nCommand:\n\n  httrack %s\n\n" "$URL"
 	httrack $URL
 elif [ "$TOOL" = "wget" ]; then
-	printf "\nCommand:\n\n  wget --progress=bar -E -r -k -np --no-check-certificate --user-agent=Firefox \"%s\"\n\n" $URL
+	printf "\nCommand:\n\n  wget --progress=bar -E -r -k -np --no-check-certificate --user-agent=Firefox \"%s\"\n\n" "$URL"
 	wget --progress=bar -E -r -k -np --no-check-certificate --user-agent=Firefox $URL
 fi