Fixed comparison arithmetic context and comparison order

diff --git a/NextcloudBackup.sh b/NextcloudBackup.sh
index 38de99584c1965757cfe73d361d5def1e22ae134..dae6e7faf489533826c9573910186791254602d7 100644 (file)
--- a/NextcloudBackup.sh
+++ b/NextcloudBackup.sh
@@ -126,11 +126,11 @@ echo
 #
 # Delete old backups
 #
 #
 # Delete old backups
 #

-if [ ${maxNrOfBackups} != 0 ]
+if (( ${maxNrOfBackups} != 0 ))

 then   
        nrOfBackups=$(ls -l ${backupMainDir} | grep -c ^d)
        
 then   
        nrOfBackups=$(ls -l ${backupMainDir} | grep -c ^d)
        

-       if [  ${maxNrOfBackups} > ${nrOfBackups} ]
+       if (( ${nrOfBackups} > ${maxNrOfBackups} ))

        then
                echo "Removing old backups..."
                ls -t ${backupMainDir} | tail -$(( nrOfBackups - maxNrOfBackups )) | while read dirToRemove; do
        then
                echo "Removing old backups..."
                ls -t ${backupMainDir} | tail -$(( nrOfBackups - maxNrOfBackups )) | while read dirToRemove; do