Fix off-by-one bug in find_outdated_snapshot().

[dss.git] / dss.ggo

diff --git a/dss.ggo b/dss.ggo
index 9c687f42d575606cdb852bf7b829e4def7d64edf..506fbf105433fed61631ad965e5b8295068cbfe7 100644 (file)
--- a/dss.ggo
+++ b/dss.ggo
@@ -1,9 +1,9 @@
-# Copyright (C) 2008 Andre Noll <maan@systemlinux.org>
+# Copyright (C) 2008-2009 Andre Noll <maan@systemlinux.org>
 #
 # Licensed under the GPL v2. For licencing details see COPYING.
 
 package "dss"
-version "0.1.2"
+version "0.1.3"
 purpose "the dyadic snapshot scheduler
 
 dss creates hardlink-based snapshots of a given directory on a remote
@@ -110,11 +110,17 @@ groupoption "prune" P
 "Remove redundant and outdated snapshots"
 group="command"
 details="
-       A snapshot is considered outdated if it belongs to an interval
-       greater than the maximum number of intervals. It is said to be
-       redundant if it belongs to an interval that already contains
-       more than the desired number of snapshots. This command gets
-       rid of such snapshots.
+       A snapshot is considered outdated if its interval number
+       is greater or equal than the specified number of unit
+       intervals. See the \"Intervals\" section below for the precise
+       definition of these terms.
+
+       A snapshot is said to be redundant if it belongs to an
+       interval that already contains more than the desired number
+       of snapshots.
+
+       The prune command gets rid of both outdated and redundant
+       snapshots.
 "
 
 groupoption "ls" L
@@ -283,9 +289,11 @@ option "pre-remove-hook" -
 string typestr="command"
 optional
 details="
-       Execute this command before removing a snapshot. If this
-       command returns with a non-zero exit status, no snapshot is
-       being removed and the operation is retried later.
+       Execute this command before removing a snapshot. The full
+       path to the snapshot about to be deleted is passed to the
+       command as the first argument. If the command returns with
+       a non-zero exit status, no snapshot is being removed and the
+       operation is retried later.
 
        For example, one might want to execute a script that checks
        whether the snapshot to be deleted is currently used by
@@ -302,10 +310,10 @@ option "post-remove-hook" -
 string typestr="command"
 optional
 details="
-       Execute this after a snapshot has successfully been
-       removed. The full path of the removed snapshot is
-       passed to the hook as the first argument. The exit code of
-       this hook is ignored.
+       Execute this after a snapshot has successfully been removed. As
+       for the pre-remove hook, the full path of the removed snapshot
+       is passed to the hook as the first argument. The exit code
+       of this hook is ignored.
 "
 
 option "exit-hook" e