From e9a6ace24bbfa377cf85973c791775a3543aa396 Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Wed, 21 Apr 1999 04:47:38 +0000
Subject: Deleted -> Seen, Deleted.

svn path=/trunk/; revision=2444
---
 imap.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'imap.c')

diff --git a/imap.c b/imap.c
index 09561ea5..1e33d7a2 100644
--- a/imap.c
+++ b/imap.c
@@ -972,11 +972,16 @@ static int imap_delete(int sock, struct query *ctl, int number)
     /*
      * Use SILENT if possible as a minor throughput optimization.
      * Note: this has been dropped from IMAP4rev1.
+     *
+     * We set Seen because there are some IMAP servers that do
+     * message-receipt DSNs, but only when the seen bit is set.
+     * This is the appropriate time -- we get here right after
+     * the local SMTP response that says delivery was successful.
      */
     if ((ok = gen_transact(sock,
 			imap_version == IMAP4 
-				? "STORE %d +FLAGS.SILENT (\\Deleted)"
-				: "STORE %d +FLAGS (\\Deleted)", 
+				? "STORE %d +FLAGS.SILENT (\\Seen \\Deleted)"
+				: "STORE %d +FLAGS (\\Seen \\Deleted)", 
 			number)))
 	return(ok);
     else
-- 
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