document msg parameter to folder

[mmh] / uip / whatnowsbr.c

diff --git a/uip/whatnowsbr.c b/uip/whatnowsbr.c
index 58ac8bd..6541b42 100644 (file)
--- a/uip/whatnowsbr.c
+++ b/uip/whatnowsbr.c
@@ -2,8 +2,6 @@
 /*
  * whatnowsbr.c -- the WhatNow shell
  *
- * $Id$
- *
  * This code is Copyright (c) 2002, by the authors of nmh.  See the
  * COPYRIGHT file in the root directory of the nmh distribution for
  * complete copyright information.
@@ -411,6 +409,11 @@ WhatNow (int argc, char **argv)
                break;
            }
 
+           if (*(argp+1) == (char *)0) {
+               advise((char *)0, "attach command requires file argument(s).");
+               break;
+           }
+
            /*
             *  Build a command line that causes the user's shell to list the file name
             *  arguments.  This handles and wildcard expansion, tilde expansion, etc.