dovecot: Avoid "first_recent_uid 0 -> 1" errors when upgrading f...

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot/rev/392a49f0c69a
changeset: 6507:392a49f0c69a
user:      Timo Sirainen <tss at iki.fi>
date:      Sun Sep 30 15:52:26 2007 +0300
description:
Avoid "first_recent_uid 0 -> 1" errors when upgrading from v1.0 index files.

diffstat:

1 file changed, 4 insertions(+)
src/lib-index/mail-index-map.c |    4 ++++

diffs (14 lines):

diff -r c83e3272ae88 -r 392a49f0c69a src/lib-index/mail-index-map.c
--- a/src/lib-index/mail-index-map.c	Sun Sep 30 15:33:23 2007 +0300
+++ b/src/lib-index/mail-index-map.c	Sun Sep 30 15:52:26 2007 +0300
@@ -441,6 +441,10 @@ int mail_index_map_check_header(struct m
 	if (hdr->seen_messages_count > hdr->messages_count ||
 	    hdr->deleted_messages_count > hdr->messages_count)
 		return 0;
+	if (hdr->first_recent_uid == 0 && hdr->minor_version == 0) {
+		/* upgrade silently from v1.0 */
+		map->hdr.first_recent_uid = 1;
+	}
 	if (hdr->first_recent_uid == 0 ||
 	    hdr->first_recent_uid > hdr->next_uid ||
 	    hdr->first_unseen_uid_lowwater > hdr->next_uid ||