[slime-cvs] CVS slime

[mkoeppe]

Update of /project/slime/cvsroot/slime
In directory clnet:/tmp/cvs-serv9464

Modified Files:
	swank.lisp 
Log Message:
(backtrace): Handle printer errors while printing a frame.  This makes
debugging print-object methods with SLIME easier.  Reported by Utz-Uwe
Haus.


--- /project/slime/cvsroot/slime/swank.lisp	2007/06/04 16:17:17	1.490
+++ /project/slime/cvsroot/slime/swank.lisp	2007/08/06 03:20:00	1.491
@@ -2923,7 +2923,10 @@
   (loop for frame in (compute-backtrace start end)
         for i from start
         collect (list i (with-output-to-string (stream)
-                          (print-frame frame stream)))))
+                          (handler-case 
+                              (print-frame frame stream)
+                            (t ()
+                              (format stream "[error printing frame]")))))))
 
 (defslimefun debugger-info-for-emacs (start end)
   "Return debugger state, with stack frames from START to END.