From: Thomas Roessler <roessler@does-not-exist.org>
Date: Thu, 7 Jun 2001 08:50:58 +0000 (+0000)
Subject: Don't add empty strings to lists.  From Thomas Parmelan
X-Git-Tag: mutt-1-3-19-rel~14
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=ec7c0d185c129da1f720f64f57c70f5cdeeb7fd6;p=mutt

Don't add empty strings to lists.  From Thomas Parmelan
<tom@proxad.net>.
---

diff --git a/init.c b/init.c
index 81b494a0..3200851a 100644
--- a/init.c
+++ b/init.c
@@ -308,6 +308,10 @@ static void add_to_list (LIST **list, const char *str)
 {
   LIST *t, *last = NULL;
 
+  /* don't add a NULL or empty string to the list */
+  if (!str || *str == '\0')
+    return;
+
   /* check to make sure the item is not already on this list */
   for (last = *list; last; last = last->next)
   {