X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/96c065cb7bcdfc0965fb111e1eab6e9180e9e186..184e88237dea64ce48076cdd0184612d057cbafd:/src/src/expand.c

diff --git a/src/src/expand.c b/src/src/expand.c
index 7f1515c98..83cd74962 100644
--- a/src/src/expand.c
+++ b/src/src/expand.c
@@ -1,10 +1,10 @@
-/* $Cambridge: exim/src/src/expand.c,v 1.73 2006/12/05 11:35:28 ph10 Exp $ */
+/* $Cambridge: exim/src/src/expand.c,v 1.75 2007/01/08 10:50:18 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2006 */
+/* Copyright (c) University of Cambridge 1995 - 2007 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 
@@ -1986,7 +1986,7 @@ switch(cond_type)
     conditions that compare numbers do not start with a letter. This just saves
     checking for them individually. */
 
-    if (!isalpha(name[0]))
+    if (!isalpha(name[0]) && yield != NULL)
       {
       num[i] = expand_string_integer(sub[i], FALSE);
       if (expand_string_message != NULL) return NULL;