From Newsgroup: comp.lang.tcl
Tcl/Tk 8.6.14 Release Announcement
February 28, 2024
The Tcl Core Team is pleased to announce the 8.6.14 releases of the Tcl
dynamic language and the Tk toolkit. This is the fourteenth 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. Such reports can be
submitted here.
https://core.tcl-lang.org/tcl/ticket
https://core.tcl-lang.org/tk/ticket
We ask that you log in (anonymous if you wish) to create tickets.
This deters abuse of the ticketing system:
https://core.tcl-lang.org/tcl/login
https://core.tcl-lang.org/tcl/login
Where to get the new releases:
------------------------------
Tcl/Tk 8.6.14 sources are freely available as open source from the Tcl SourceForge project's file distribution area:
http://sourceforge.net/projects/tcl/files/
This distribution is source code only. We keep links to some third
parties offering pre-built binaries for various systems here:
http://www.tcl-lang.org/software/tcltk/bindist.html
For additional information:
---------------------------
Please visit the Tcl Developer Xchange web site:
http://www.tcl-lang.org/
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 8.6.13:
--------------------------------------
This is a patch release, so it primarily includes bug fixes and corrections
to erratic behavior. 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-lang.org/tcl/timeline
http://core.tcl-lang.org/tk/timeline
* [TIP 402] revise path normalization for x-platform UNC path support
*** POTENTIAL INCOMPATIBILITY ***
* Harmonize Tk's parse of numbers (screen distance, etc) with Tcl
*** POTENTIAL INCOMPATIBILITY ***
* Iconlist ignores options db for fg text color; affects dialogs
*** POTENTIAL INCOMPATIBILITY ***
* Aqua: XPutImage() swaps red and blue channels
*** POTENTIAL INCOMPATIBILITY ***
* [encoding convertfrom] handling of incomplete code sequences
*** POTENTIAL INCOMPATIBILITY ***
* Harmonize handling of ~ in paths across platforms.
*** POTENTIAL INCOMPATIBILITY ***
* Fix menu clone binding misbehavior, menu-20.1[2-6].
*** POTENTIAL INCOMPATIBILITY ***
* Improved performance of [exec] and [open |$cmd] on unix-lke
systems, especially with large memory footprints.
* Improve performance of large treeview destruction.
* Improve performance of large image insertions into text.
* Improve widget creation performance due to poor font caching.
* Fix notebook tab appearances when placed on edge other than top.
* Enable treeview display of partial final line.
* Win: restore [exec %var%] that was dropped in 8.6.13.
* Allow [chan create {} $cmd]. Enables simulation of server channels.
* Allow return from [tk scaling] in safe interps.
* Prevent navigation by word exposing clues to masked entry contents.
* Fix crashes or hangs in...
- [chan pop] with pending input
- thread finalization of reflected channels
- [label .l -bitmap floppy]
- [set tcl_precision 15; expr 6.4623485355705287e-27]
- [tk busy forget] and [tk busy hold]
- channel read into "string" Tcl_Obj can BO, and perform poorly
- KVO crash after destroying Aqua's first root toplevel
- Test treeview-6ee162c3f9
- Test tailcall-bug-784befb0ba
- Tests menu-40.[12]
* Repair memory leaks and errors
- Eliminate undefined realloc() calls
- Silence many warnings from -fsanitize=function
- Flawed interfacing with XIM
- Tcl_UtfToExternal writing to one-byte buffer
- Tcl_UtfToUniChar() handling of 0xC1.
- Tk_ConfigureValue could call wrong free() routine.
- tests getuncichar-1.* in utf.test
- ...and many more
* No more support for 32-bit Cygwin
* ::tcl_platform(osVersion) updated to report Windows 11
* Accommodate macOS deprecation of sprintf()
* Silence macOS 14 warnings about secure restorable state.
* Code changes to support ASan use-after-return detection
* Revise Tcl_MakeFileChannel() to better partner with pledge()
* Prevent false [clock format] error reports on FreeBSD
* Region clip & copy make better use of OS facilities.
* Update handling of Apple FourCC creator codes.
* Text selection omits first character, text-38.1
* Windows: improved support of non-BMP pathnames
* Fixed some Y2038 limitations
* Fix photo color drawing on X11 32-bit visuals.
* Fix <<MenuSelect>> regression on menus with -tearoff
* Correct rounding of [nsFont pointSize].
* zlib comment/filename error handling (zlib-8.19, zlib-8.2[012])
* Prevent theme change attempts after Tk finalize.
* Make dialogs robust against parent destruction.
* Make [tk_chooseColor] robust against failed grab.
* Fix menu parsing of @x,y indices. menu-22.[6-9]
* Fix inconsistent results from [font measure].
* Fixed [clock scan|add] handling of abbreviated options
* Avoid endless loops replacing [unknown] or [history].
* Fix polluted error messages from [send -option].
* PNG photo image decoder missed a 0xFF entry.
* Fix failing winTime-2.1 on Windows
* test string-2.20.1 failed on big endian platforms
* Updated bundled packages, libraries, standards, data
- Itcl 4.2.4
- sqlite3 3.44.2
- Thread 2.8.9
- TDBC* 1.1.7
- tcltest 2.5.7
- libtommath 1.2.1
- zlib 1.3.1
- Unicode 15.1
- tzdata 2024a
--
Tcl Core Team and Maintainers
Don Porter, Tcl Core Release Manager
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