tcl-core-8.6.7 and tk-8.6.7

[bdubbs@…]

New point version.

[bdubbs@…]

Summary of Changes since Tcl/Tk 8.6.6:

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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.tk/tcl/ ​http://core.tcl.tk/tk/

• [TIP 473] (TclOO 1.1.0) Let [oo::copy] specify target namespace

• [TIP 464] Support multimedia keys on Windows

• Revise Tcl_LinkVar to tolerate some prefixes

* POTENTIAL INCOMPATIBILITY *

• Allow empty command as [interp alias] target

* POTENTIAL INCOMPATIBILITY *

• Revise Tcl_UtfToUniChar() handling of invalid UTF-8

* POTENTIAL INCOMPATIBILITY *

• [clock] and [encoding] are now ensembles

• Several [clock] subcommands are now compiled to bytecode

• Fix crashes or hangs in...
  • [socket -async ::1 0] with no host
  • Threaded memory allocator in thread finalization
  • Tcl_ListObjReplace() error when passed NULL interp
  • [binary scan a$n] when $n overflows int
  • [lsort -unique [lrepeat [expr {1<<27}] 1]]
  • Drawing many dashed canvas objects
  • Using Tk after IME restart
  • Warp pointer operations
  • [[text .t] insert 0.0 \na; .t replace 2.0 3.0 b]
  • Resource exhaustion processing corrupt GIF
• Fix memory leaks in...
  • namespace delete when unset trace revives namespace variable.
  • Deletion of the [history] command
  • http::geturl when keep-alive is denied
  • TclJoinPath on a custom Tcl_Filesystem
  • text BTree operations

• Update Unicode data to 10.0

* POTENTIAL INCOMPATIBILITY *

• Merge updates from new libtommath release; purge unused files

* POTENTIAL INCOMPATIBILITY *

• Update bundled zlib to release 1.2.11

• Remove legacy support macro panic() - conflicts with system libs

* POTENTIAL INCOMPATIBILITY *

• Revise Tk font support to avoid type mismatch with recent Xft

• Repair cmd resolver caching, demonstrated by tests resolver-3.1*

• Repair zlib stream buffer flushing; zlib-7.8 and PNG writing

• Prevent Win thread termination during init and teardown

• Make KeyRelease event handling get _L and _R right

• Repaint ttk::button when its image changes

• Wrapped text don't start lines with whitespace

• Non-native themes properly display tri-state buttons

• File dialog repairs for -typevariable, -initialdir, -initialfile

• Avoid unreleasable global grab due to menu keyboard traversal

• Fix Win regression [event generate .e <diaeresis>]
• Fix [grid configure -in] to fully clear outdated info

• Fix ttk::combobox proper style with -postoffset (test combobox-3)

• OSX: Stop [$text bbox] returning negative width

• Repair autoloader fragility loading procs that call tailcall

• Correct parsing in [scan 0x1 %b], [scan 0x1 %o]

• Fix [string replace] so test stringComp-14.5 passes

• Invalidate VFS mounts on sytem encoding change

• Fix [expr {NaN > "Gran"}] to return 1; string comparison

• Stop frequent Tcl_GetTime() calls creating clock drift

• Correct functioning of dynamic unexport of methods

• Fix [file join a b] and [file join a b]

• Compute correct warp cursor position on 2nd display

• Enable dismissal of ttk::menubutton without hover

• Tk_BindEvent filter events Tk ignores avoid X11 ring buffer flood

• Allow [$photo read] to read files beginning with "-"

• [text] redisplay calculations corrected on OSX

• Fix drawing of long text lines on Windows

• Disabled combobox arrow appearance (danckaert)

• Fix {PNG -alpha} format for 16-bit color

• Workaround X11 drawing defects in Ubuntu 16.10+

• Fix calculation of ttk::notebook tab widths and tab user management

• Scidb race in notebook tab selection

• Color name parsing set to reject invalid hex color codes (#ABCZ)

• OSX scrollbar draw position, highlights, & smooth scroll

• Race condition on Win clipboard cleanup

• Center image on button

• Paneconfigure get pane heights right

• Windows: User switch forced theme reset

• Updated bundled packages
  • Itcl 4.1.0 (incompatible with Itk 4.0, get Itk 4.1)
  • sqlite3 3.20.0
  • Thread 2.8.1
  • tdbc* 1.0.5
  • http 2.8.11
  • tcltest 2.4.1
  • msgcat 1.6.1

[bdubbs@…]

Fixed at revision 19009.