X-Git-Url: https://diplodocus.org/git/nmh/blobdiff_plain/da304a48a24d7cc7fafae13c994d94ad3d6483f2..464b0345e434044712dffa4d72e72d36316d2b7c:/uip/whatnowsbr.c

diff --git a/uip/whatnowsbr.c b/uip/whatnowsbr.c
index 58ac8bd4..6541b42e 100644
--- 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.