(forward port) Fix [Bug 2891556] and improve test to detect similar manifestations in the future. Add tcltest support for finalization.

1 files changed, 11 insertions, 1 deletions

diff --git a/doc/info.n b/doc/info.n
index b4c4b60..9fd0fde 100644
--- a/doc/info.n
+++ b/doc/info.n
@@ -8,7 +8,7 @@
 '\" See the file "license.terms" for information on usage and redistribution
 '\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 '\" 
-'\" RCS: @(#) $Id: info.n,v 1.33 2009/05/15 10:08:02 dkf Exp $
+'\" RCS: @(#) $Id: info.n,v 1.34 2009/11/16 17:38:08 ferrieux Exp $
 '\" 
 .so man.macros
 .TH info n 8.4 Tcl "Tcl Built-In Commands"
@@ -94,6 +94,16 @@ does not have a default value then the command returns \fB0\fR.
 Otherwise it returns \fB1\fR and places the default value of \fIarg\fR
 into variable \fIvarname\fR.
 .TP
+\fBinfo errorstack \fR?\fIinterp\fR?
+.
+Returns a list of lists made of the function names and arguments at
+each level from the call stack of the last error in the given
+\fIinterp\fR, or in the current one if not specified.  This
+information is also present in the -errorstack entry of the options
+dictionary returned by 3-arg \fBcatch\fR; \fBinfo errorstack\fR is a
+convenient way of retrieving it for uncaught errors at toplevel in an
+interactive tclsh.
+.TP
 \fBinfo exists \fIvarName\fR
 .
 Returns \fB1\fR if the variable named \fIvarName\fR exists in the