Don't detect "latest" symlink as latest backup generation

Problem introduced by commit f31ea55373 ('Create "latest" link to
latest generation').

diff --git a/bin/backup-script b/bin/backup-script
index fb7f7accab90c95f8964a036760d77a7dd1513fd..8d5e25e45e8dfc65427c907a4a355894881d41f8 100755 (executable)
--- a/bin/backup-script
+++ b/bin/backup-script
@@ -244,9 +244,8 @@ for f in $sys; do
                fi
 
                # Search directory of last generation, if any
-               last="`ls -1 "$sys_target" 2>/dev/null | sort -r | head -n1`"
+               last="`ls -1d "$sys_target"/[0-9]* 2>/dev/null | sort -r | head -n1`"
                if [ -n "$last" ]; then
-                       last="$sys_target/$last"
                        if [ ! -d "$last" ]; then
                                echo "Last snapshot \"$last\" seems not to be a directory!? \"$system\" skipped!"
                                echo; continue