trim ending whitespaces in aliases files otherwhise makemap will fail to

parse values correctly when ran in aliases mode, and smtpd will fail to
parse values correctly when reading an include file

1 files changed, 10 insertions, 1 deletions

diff --git a/usr.sbin/smtpd/aliases.c b/usr.sbin/smtpd/aliases.c
index 076d7ef7099..16db574246d 100644
--- a/usr.sbin/smtpd/aliases.c
+++ b/usr.sbin/smtpd/aliases.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: aliases.c,v 1.21 2009/10/12 22:34:37 gilles Exp $	*/
+/*	$OpenBSD: aliases.c,v 1.22 2009/10/12 23:57:44 gilles Exp $	*/
 
 /*
  * Copyright (c) 2008 Gilles Chehade <gilles@openbsd.org>
@@ -359,6 +359,15 @@ alias_parse(struct alias *alias, char *line)
 		alias_is_address,
 		alias_is_username
 	};
+	char *wsp;
+
+	/* remove ending whitespaces */
+	wsp = line + strlen(line);
+	while (wsp != line) {
+		if (*wsp != '\0' && !isspace((int)*wsp))
+			break;
+		*wsp-- = '\0';
+	}
 
 	for (i = 0; i < sizeof(f) / sizeof(void *); ++i) {
 		bzero(alias, sizeof(struct alias));