(Fbacktrace): Properly nest parentheses.

[bpt/emacs.git] / src / eval.c

diff --git a/src/eval.c b/src/eval.c
index 673e1bf..ddea482 100644 (file)
--- a/src/eval.c
+++ b/src/eval.c
@@ -2408,6 +2408,7 @@ Output stream used is value of `standard-output'.")
       if (backlist->nargs == UNEVALLED)
        {
          Fprin1 (Fcons (*backlist->function, *backlist->args), Qnil);
+         write_string ("\n", -1);
        }
       else
        {
@@ -2432,8 +2433,8 @@ Output stream used is value of `standard-output'.")
                  Fprin1 (backlist->args[i], Qnil);
                }
            }
+         write_string (")\n", -1);
        }
-      write_string (")\n", -1);
       backlist = backlist->next;
     }
 
@@ -2462,7 +2463,7 @@ If N is more than the number of frames, the value is nil.")
   CHECK_NATNUM (nframes, 0);
 
   /* Find the frame requested.  */
-  for (i = 0; i < XFASTINT (nframes); i++)
+  for (i = 0; backlist && i < XFASTINT (nframes); i++)
     backlist = backlist->next;
 
   if (!backlist)