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From: Donald G Porter <dona...@nist.gov>
Fri, 20 Sep 2013 00:26:20 -0400
Tcl/Tk 8.6.1 Release Announcement
September 20, 2013

The Tcl Core Team is pleased to announce the 8.6.1 releases of the Tcl
dynamic language and the Tk toolkit.  This is the first patch release
of Tcl/Tk 8.6.  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 8.6.1 sources are freely available as open source from the
Tcl Developer Xchange web site at:


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:


Binaries for most major platforms are available from:


For additional information:

Please visit the Tcl Developer Xchange web site:


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 8.6.0:

This is a patch release, so it primarily includes bug fixes and corrections
to erratic behavior.  All relevant bug fixes (and some more) up to and
including 8.5.15 changes are included in 8.6.1.  Highlighted changes are
noted below.  The changes file at the root of the source tree contains
a more complete list.  The Timelines of all changes are online.


    * Increased restored support for massive regexps.

    * Fixed <Control-v> binding on Mac.

    * Fixed <<SelectPrevPara>> <<SelectNextPara>> bindings.

    * Restored support for $tk_strictMotif.

    * Corrected results of [binary encode uuencode].

    * Major update to serial port support on unix.

    * Enabled [interp invokehidden {} yield].

    * [auto_mkindex] extended to index TclOO.

    * Tcl_NR*Eval*() routines now schedule only, as documented.

    * Bytecode compiled: ensembles [array set] [list {*}...]

    * Fixed crashes in...
	- [while 1 {foo [continue]}]
	- managing refcounts of Tk "option" values.
	- [load] failing to open a temp file.
	- [dict] bytecode compilers.
	- [apply {{} {list [if 1]}}] (debug build)
	- test platform-3.1 (64-bit Darwin)

    * Plugged memory leaks in...
	- Tcl_DString to Tcl_Obj conversion.
	- optimized execution of [lreplace] bytecode.
	- [format] bytecode compiler.

    * Fixed flushing errors in [zlib push gzip] stacked channels.

    * Fixed directory permission errors using TMPDIR. (unix)

    * Fixed [binary decode hex] failure when whitespace is present.

    * Fixed flaw resolving member variables of copied objects.

    * Fixed [$other varname x] behaving like [my varname x].

    * New package releases:
         http 2.8.7:	 Support URLs with query but no path
         msgcat 1.5.2:	 Use language packs (Vista+) locale
         platform 1.0.12: broaden gblibc version detection
	tcltest 2.3.6:	 Select code updates.
Tcl Core Team and Maintainers
Don Porter, Tcl Core Release Manager

| Don Porter            Applied and Computational Mathematics Division |
| dona...@nist.gov             Information Technology Laboratory |
| http://math.nist.gov/~DPorter/                                  NIST |

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Donald G Porter Sep 20, 2013 04:26 am
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