Ignore NULL/empty lines in rc parser, fixes mutt -e '' crashing

diff --git a/init.c b/init.c
index 09b8db267325b45db6513e2341702cd2aa423c65..1976358f6dcdca9511814dba62a96dc3baa63507 100644 (file)
--- a/init.c
+++ b/init.c
@@ -2348,6 +2348,9 @@ int mutt_parse_rc_line (/* const */ char *line, BUFFER *token, BUFFER *err)
   int i, r = -1;
   BUFFER expn;
 
+  if (!line || !*line)
+    return 0;
+
   memset (&expn, 0, sizeof (expn));
   expn.data = expn.dptr = line;
   expn.dsize = mutt_strlen (line);