[PATCH] fixup! lib: Add per-message last modification tracking

[David Bremner]

---

Now that I take a second look at the code, I think Austin's original
commit is correct, if a bit terse. Here is how I have expanded it in
the revised series.

 lib/database.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/database.cc b/lib/database.cc
index 0650c63..bab3334 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -1473,8 +1473,9 @@ notmuch_database_upgrade (notmuch_database_t *notmuch,
 		_notmuch_message_upgrade_folder (message);
 
 	    /* Prior to NOTMUCH_FEATURE_LAST_MOD, messages did not
-	     * track modification revisions.  Give all messages a
-	     * revision of 1.
+	     * track modification revisions.  Give all messages the
+	     * next available revision; since we just started tracking
+	     * revisions for this database, that will be 1.
 	     */
 	    if (new_features & NOTMUCH_FEATURE_LAST_MOD)
 		_notmuch_message_upgrade_last_mod (message);
-- 
2.1.4