Tcl/Tk 8.6.2 Release Announcement
August 27, 2014
The Tcl Core Team is pleased to announce the 8.6.2 releases of the Tcl
dynamic language and the Tk toolkit. This is the second 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 8.6.2 sources are freely available as open source from the
Tcl Developer Xchange web site at:
http://www.tcl.tk/software/tcltk/8.6.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 8.6.1:
--------------------------------------
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 8.5.16 changes are included in 8.6.2. 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.
http://core.tcl.tk/tcl/
http://core.tcl.tk/tk/
* TIP 429: New command [string cat].
* [lsearch -integer], [lsort -integer] operate on wide ints.
*** POTENTIAL INCOMPATIBILITY ***
* [dict replace], [dict remove] return canonical dicts.
*** POTENTIAL INCOMPATIBILITY ***
* Cygwin: [file attributes -readonly -archive -hidden -system].
* Win: support for extended filesystem paths.
* Improved ::env synchronization with environment.
* Ocaml trouble with Tk and tailcall splice.
* transchans converted blocked writes to errors.
* Accept [image create -format PNG] (upper case).
* [info class subclasses ::oo::object] includes ::oo::class .
* Fix: [chan configure -error] breaks [socket -async] connection.
* Better handle NUL in filenames.
* Fix: failures in nested ensemble bytecode compiler.
* Fixed crashes in...
- [apply {{} {while 1 {a {*}[return -level 0 -code continue]}}}]
- [apply {{} {namespace upvar a b [x]}}]
- [coroutine X coroutine Y info frame]
- multi-interp font teardown
- oo chain deletion
* Plugged memory leaks in...
- execution traced coroutine deletion
- [close [zlib push ... -dictionary ...]]
- AtForkChild()
- managing oo instance lists
* Performance addressed in...
- [lappend l $multiple $arg] compile: quadratic -> linear
- binary [chan copy]: move bytes instead of copy
- Improved bytecode: [catch], [foreach], [lmap], num. conversion
* Bytecode compiled: [concat], [linsert], [namespace origin], [next],
[nextto], [string is], [string replace], [string tolower],
[string totitle], [string toupper], [string trim], [string trimleft],
[string trimright] [yieldto]
* New package releases:
http 2.8.8: Accept upper case schemes in URLs
tcltest 2.3.7: cleanup runs before output comparisons
platform 1.0.13: Update macosx-* variant compatibilities
TclOO 1.0.2
itcl 4.0.1
thread 2.7.1
sqlite3 3.8.6
tdbc* 1.0.1
--
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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