fix count lines

diff --git a/src/backup b/src/backup
index 3066bbf2b38cde551b1706e6b9b4992040437c36..b435709de05d5149d3a26ad1f1357d69dd177da6 100755 (executable)
--- a/src/backup
+++ b/src/backup
@@ -41,7 +41,7 @@ rotate_history()
 
        [ -f "$history_file" ] || return 0
 
-       history_lines=$(wc --lines "$history_file")
+       history_lines=$(wc --lines "$history_file" | awk '{print $1}')
        echo "ℹ️  INFO: $history_file has $history_lines lines"
        [ "$history_lines" -ge 100 ] \
                && savelog -c 10 -l "$history_file" \