Add max_seen to apt_announcements table

sql/database-create.sql

@@ -353,6 +353,7 @@ CREATE TABLE `apt_announcements` (
   `uid_idx` int(10) default NULL,
   `genesis` varchar(64) NOT NULL default 'emulab',
   `retired` tinyint(1) NOT NULL default '0',
+  `max_seen` int(8) NOT NULL default '20',
   `text` mediumtext,
   `style` varchar(64) NOT NULL default 'alert-info',
   `link_label` tinytext,

sql/updates/4/512

+use strict;
+use libdb;
+
+sub DoUpdate($$$)
+{
+    my ($dbhandle, $dbname, $version) = @_;
+
+    if (!DBSlotExists("apt_announcements", "max_seen")) {
+        DBQueryFatal("alter table apt_announcements add ".
+                     "  `max_seen` int(8) NOT NULL default '20' after retired");
+    }
+    return 0;
+}
+
+# Local Variables:
+# mode:perl
+# End: