[Dovecot] Path for fixing sequence lookup of newly created mails in transaction view

[Potapov Sergey]

Hi!

It seem that tview_lookup_seq_range works incorret, if I request uids from 3 to 
3, and I have new uids 1,2,4,5 it will return seq for uid=4. Fixing patch is 
included as attach.

------
Sergey Potapov

# HG changeset patch
# User lion@ubuntu.ubuntu-domain
# Date 1354855835 -14400
# Node ID bb3559ad714294918b56c6f4a45ad9c14ce5c3cb
# Parent  d4aab9a4b15989d3be1d734efda8d53c6d96b185
lib-index: Fixed sequence lookup of newly created mails in transaction view.

diff -r d4aab9a4b159 -r bb3559ad7142 src/lib-index/mail-index-transaction-view.c
--- a/src/lib-index/mail-index-transaction-view.c	Ср. дек. 05 18:52:08 2012 +0400
+++ b/src/lib-index/mail-index-transaction-view.c	Пт. дек. 07 08:50:35 2012 +0400
@@ -203,11 +203,17 @@
 			if (first_uid <= rec->uid)
 				break;
 		}
-		if (seq > tview->t->last_new_seq) {
+		if (seq > tview->t->last_new_seq || rec->uid > last_uid) {
 			/* no messages in range */
 			return;
 		}
 		*first_seq_r = seq;
+
+		if (rec->uid == last_uid) {
+			/* one seq in range */
+			*last_seq_r = seq;
+			return;
+		}
 	}
 
 	seq = tview->t->last_new_seq;