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authordgp <dgp@users.sourceforge.net>2008-10-16 16:08:09 (GMT)
committerdgp <dgp@users.sourceforge.net>2008-10-16 16:08:09 (GMT)
commitc0fe0fb01cd4a52aca1ac071d98e7f78e96f5817 (patch)
tree1915b193e03612259a25f6f480f48133c3a77199 /library
parent89b27a8118e809ac322a0200fbda93fd65b03d15 (diff)
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* library/init.tcl: Revised [unknown] so that it carefully
preserves the state of the ::errorInfo and ::errorCode variables at the start of auto-loading and restores that state before the autoloaded command is evaluated. [Bug 2140628]
Diffstat (limited to 'library')
-rw-r--r--library/init.tcl11
1 files changed, 8 insertions, 3 deletions
diff --git a/library/init.tcl b/library/init.tcl
index 9b04f64..4fae191 100644
--- a/library/init.tcl
+++ b/library/init.tcl
@@ -3,7 +3,7 @@
# Default system startup file for Tcl-based applications. Defines
# "unknown" procedure and auto-load facilities.
#
-# RCS: @(#) $Id: init.tcl,v 1.113 2008/10/14 20:08:21 dgp Exp $
+# RCS: @(#) $Id: init.tcl,v 1.114 2008/10/16 16:08:09 dgp Exp $
#
# Copyright (c) 1991-1993 The Regents of the University of California.
# Copyright (c) 1994-1996 Sun Microsystems, Inc.
@@ -262,8 +262,13 @@ proc unknown args {
unset UnknownPending
}
if {$msg} {
- catch {set ::errorCode $savedErrorCode}
- catch {set ::errorInfo $savedErrorInfo}
+ unset -nocomplain ::errorCode ::errorInfo
+ if {[info exists savedErrorCode]} {
+ set ::errorCode $savedErrorCode
+ }
+ if {[info exists savedErrorInfo]} {
+ set ::errorInfo $savedErrorInfo
+ }
set code [catch {uplevel 1 $args} msg opts]
if {$code == 1} {
#