fix: year month check

diff --git a/backup b/backup
index 2f4015c139cb5f54760f21f62f2f4299fb1c0940..2e7d6aff686e7df3956f82f6807a08b15dc8cfdc 100755 (executable)
--- a/backup
+++ b/backup
@@ -2,7 +2,7 @@
 # vim: tabstop=8 colorcolumn=80
 
 #===============================================================================
-# Version:     2.6.4
+# Version:     2.6.5
 # Script:      backup
 # Syntax:      backup [full]
 #
@@ -379,7 +379,9 @@ IsBackupOld()
                fi
                ;;
        "month")
-               if [ "$(date --date="$2" '+%m')" != "$(date '+%m')" ]; then
+               local readonly backupmonth=$(date --date="$2" '+%Y-%m')
+               local readonly nowmonth=$(date '+%Y-%m')
+               if [ "$backupmonth" != "$nowmonth" ]; then
                        echo 1
                fi
                ;;