From 186aa9d9d7e5581f7cb8059e27bfd6400688104a Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Wed, 28 May 1997 03:39:53 +0000
Subject: Handle RFC822 group names.

svn path=/trunk/; revision=1032
---
 rfc822.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'rfc822.c')

diff --git a/rfc822.c b/rfc822.c
index 267c06e5..c9dc37b9 100644
--- a/rfc822.c
+++ b/rfc822.c
@@ -70,7 +70,12 @@ const char *host;	/* server hostname */
 		    has_host_part = TRUE;
 		else if (*from == '"')
 		    state = 2;
-		else if ((*from == ',' || HEADER_END(from)) && has_bare_name_part && !has_host_part)
+		/*
+		 * Not expanding on from[-1] == ';' deals with groupnames,
+		 * an obscure misfeature described in sections
+		 * 6.1, 6.2.6, and A.1.5 of the RFC822 standard.
+		 */
+		else if ((*from == ',' || HEADER_END(from)) && has_bare_name_part && !has_host_part && from[-1] != ';')
 		{
 		    int hostlen;
 
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