From f843a771fad8086c7dd6c5b13bf0481b29bf919c Mon Sep 17 00:00:00 2001
From: Jens Kuehnel <JensKuehnel@users.noreply.github.com>
Date: May 15 2018 16:13:28 +0000
Subject: fix all cacertdir_rehash problem from shellcheck


---

diff --git a/cacertdir_rehash b/cacertdir_rehash
index 28c5075..68d8ab3 100755
--- a/cacertdir_rehash
+++ b/cacertdir_rehash
@@ -2,34 +2,34 @@
 # create hash links on all files in the specified directory
 #
 
-if [ -z "$1" -o ! -d "$1" ] ; then
+if [ -z "$1" ] || [ ! -d "$1" ] ; then
     echo "'$1' must be a directory." >&2
     exit 1
 fi
 
-if ! cd $1 ; then
+if ! cd "$1" ; then
     echo "Cannot change cwd to $1" >&2
     exit 2
 fi
 
 # remove old links
 for i in ????????.* ; do
-	if  [ -h $i ] ; then
-		rm -f $i
+	if  [ -h "$i" ] ; then
+		rm -f "$i"
 	fi
 done
 
 # create new links
 for i in * ; do
-	if [ -r $i -a ! -d $i ] ; then
-    		hash=$(openssl x509 -hash -noout -in $i 2>/dev/null)
+	if [ -r "$i" ] && [ ! -d "$i" ] ; then
+    		hash=$(openssl x509 -hash -noout -in "$i" 2>/dev/null)
     		if [ -z "$hash" ] ; then
     		    continue
     		fi
     		suffix=0
-    		while [ -e $hash.$suffix ] ; do
+    		while [ -e "$hash.$suffix" ] ; do
     		    suffix=$((suffix + 1))
     		done
-    		ln -sf $i $hash.$suffix
+    		ln -sf "$i" "$hash.$suffix"
 	fi
 done