Tcl/Tk 8.5.10 Release Announcement
June 24, 2011

The Tcl Core Team is pleased to announce the 8.5.10 releases of the Tcl
dynamic language and the Tk toolkit.  This is the tenth patch release
of Tcl/Tk 8.5.  More details can be found below.  We would like to
express our gratitude to all those who submit bug reports and patches.
This information is invaluable in enabling us to identify and eliminate
problems in the core.

Where to get the new releases:
------------------------------

Tcl/Tk 8.5.10 sources are freely available as open source from the
Tcl Developer Xchange web site at:

        http://www.tcl.tk/software/tcltk/8.5.html

This web page also contains additional information about the releases,
including new features and notes about installing and compiling the
releases.  Sources are always available from the Tcl SourceForge
project's file distribution area:

	http://sourceforge.net/projects/tcl/files/

Binaries for most major platforms are available from:

        http://www.activestate.com/Tcl

For additional information:
---------------------------

Please visit the Tcl Developer Xchange web site:

        http://www.tcl.tk/

This site contains a variety of information about Tcl/Tk in general, the
core Tcl and Tk distributions, Tcl development tools, and much more.

Summary of Changes since Tcl/Tk 8.5.9:
--------------------------------------

The following were the main changes in Tcl/Tk 8.5.10.  A complete list
can be found in the changes file at the root of the source tree.  The
more complete ChangeLog is also included with each source release.  This
is a patch release, so it primarily includes bug fixes and corrections
to erratic behavior.  Below are only the most notable changes.

   * TIP 378: reduced [info frame] accuracy to gain performance.
	- use [interp debug] to restore accuracy and lose performance gain.

   * Unicode codepoint definitions updated to Unicode 6.0 (BMP only)

   * New subcommand [ttk::entry validate].

   * Improved performance formatting numbers for string output.

   * dlopen() in Unix/Mac OS X [load] now uses RTLD_NOW|RTLD_LOCAL.
        *** POTENTIAL INCOMPATIBILITY ***

   * Forbid [labelframe $w -container true].
        *** POTENTIAL INCOMPATIBILITY ***

   * Fixed crash in [$treeview tag add/remove].

   * Fixed crash in [tk_getSaveFile] on Windows.

   * Repaired server [socket] race condition on Win that stopped new accepts.

   * Fixed memory corruption when [$canvas dchars] removes all polygon coords.

   * Corrected failure of [$canvas insert $line] to completely refresh display.

   * Restored [spinbox $w -from $lo -to $hi] display of "08" and "09".

   * Fixed command name resolution caching involving [namespace path].

   * Fixed crash when append trace unsets traced variable.

   * Fixed Win crash in [wm manage] using Tkhtml3.

   * Fixed crash in Ttk unset traces.

   * Fixed failure of Tcl_ResetResult() to clear Tcl_ObjType information.

   * New version 2.3.3 of tcltest package.
	- Improved reporting from tests in slave interps

   * New version 2.7.6 of http package.
	- Stop surplus \n in POST requests.

   * New version 1.0.10 of platform package.
	- DEB_HOST_MULTIARCH support

   * New version 1.4.4 of msgcat package.

   * Restored tearoff submenus in XP.

   * Modal dialogs on Windows now use MB_TASKMODAL | MB_SETFOREGROUND.

   * Corrected [wm forget $w] losing $w.

   * Corrected loss of -in value by [grid remove].

   * Make [$treeview see] schedule a redisplay.

   * Corrected [console] treatment of '\0'.

   * Fixed crash in nested, traced, compiled [catch].

   * Fixed crash when list parsing overflows int limits.

   * Revised interface of internal routine TclFindElement().
        *** POTENTIAL INCOMPATIBILITY ***

   * Imported fixes from libtommath 0.42.0.

--
Tcl Core Team and Maintainers
Don Porter, Tcl Core Release Manager