(accept_async): Don't accept 1, 2, 3, 4 or 10 (which are in the

	interval [0..ay_dummy_last) but not used).  Complain about the
	first rejected async number, not the last.

src/server/session.c

 /*
- * $Id: session.c,v 0.39 1998/07/08 17:03:13 ceder Exp $
+ * $Id: session.c,v 0.40 1998/10/06 07:23:33 ceder Exp $
  * Copyright (C) 1991, 1992, 1993, 1994, 1996  Lysator Academic Computer Association.
  *
  * This file is part of the LysKOM server.
@@ -29,7 +29,7 @@
  */
 
 static const char *
-rcsid = "$Id: session.c,v 0.39 1998/07/08 17:03:13 ceder Exp $";
+rcsid = "$Id: session.c,v 0.40 1998/10/06 07:23:33 ceder Exp $";
 #include "rcs.h"
 USE(rcsid);
 
@@ -889,6 +889,7 @@ accept_async(Number_list *num_list)
 {
     int         i;
     Success     result;
+    int		found;
     
 
     result = OK;
@@ -916,17 +917,41 @@ accept_async(Number_list *num_list)
 
 
     /*
-     * Enter the new accept list -- silently ignore requests for
+     * Enter the new accept list -- non-silently ignore requests for
      * messages that this version of the server doesn't understand.
      */
     
     for (i = 0; i < num_list->length; i++)
     {
+	found = 0;
         if (num_list->data[i] >= 0 &&
             num_list->data[i] < ay_dummy_last)
-            active_connection->want_async[num_list->data[i]] = TRUE;
-
-        if (num_list->data[i] >= ay_dummy_last)
+	{
+	    switch ((Async)num_list->data[i])
+	    {
+	    case ay_new_text_old:
+	    case ay_new_name:
+	    case ay_i_am_on:
+	    case ay_sync_db:
+	    case ay_leave_conf:
+	    case ay_login:
+	    case ay_rejected_connection:
+	    case ay_send_message:
+	    case ay_logout:
+	    case ay_deleted_text:
+	    case ay_new_text:
+		found = 1;
+		active_connection->want_async[num_list->data[i]] = TRUE;
+		break;
+	    case ay_dummy_last:
+		break;
+		/* Trick: since we don't use a default label here gcc
+		   will warn if new values are added to the Async enum
+		   but not to this switch. */
+	    }
+	}
+	
+	if (!found && result == OK) /* Remember the first offender. */
         {
             err_stat  = num_list->data[i];
             kom_errno = KOM_UNKNOWN_ASYNC;