This feature update for tcl and tk fix the following issues:
Update tcl and tk to version 8.6.12 (jsc#SLE-21015, jsc#SLE-23283):
Move tcl.macros to /usr/lib/rpm/macros.d (bsc#1185662)
Use FAT LTO objects in order to provide proper static library (bsc#1138797)
Fix tcl build issues on s390 architecture (bnc#1085480)
Fix tcl build issues caused by deprecated libieee in tcl configs (bsc#1179615, bsc#1181840)
Whitelist PowerPC tests that are not needed (bsc#1072657)
Add [combobox current] support 'end' index
Add fixes in [text] bindings
Add missing 'deferred clear code' support to GIF photo images
Add new virtual event <<TkWorldChanged>>
Add new keycodes: CodeInput, SingleCandidate, MultipleCandidate, PreviousCandidate
Add new support for POSIX error: EILSEQ
Add new command [tcl::unsupported::corotype]
Add new command [tcl::unsupported::timerate] for performance testing
Add new option -state to [ttk::scale]
Add portable keycodes: OE, oe, Ydiaeresis
Add support for backrefs in [array names -regexp]
Add support for Unicode 14
Disfavor Master/Slave terminology
Enhance [oo::object] to acquire or lose a class identity dynamically
Fix canvas rotated text overlap detection
Fix canvas closed polylines yo fully honor -joinstyle
Fix display of Long non-wrapped lines in text
Fix display treeview focus ring when -selectmode none
Fix focus events not to break entry validation
Fix [package prefer stable] failing case
Fix auto_path initialization by Safe Base interps
Fix bad interaction between grab and mouse pointer warp
Fix borderwidth calculations on menu items
Fix cascade tearoff menu redraw artifacts
Fix coords rounding when drawing canvas items
Fix corrupt result from [$c postscript] with -file or -channel
Fix errno management in socket full close
Fix failure when a [proc] argument name is computed, not literal
Fix focus on unmapped windows
Fix handling of duplicates in spinbox -values list
Fix incomplete read of multi-image GIF
Fix initialization order of static package in wish
Fix issue when trying to display angled text without Xft
Fix issue with font initialization when no font is installed
Fix problems with Noto Color Emoji font
Fix race conditions in [file delete] and [file mkdir]
Fix Std channel initialization for multi-thread operations
Fix tearoff menu redraw artifacts
Fix up arrow key in [text] to correctly move cursor to index 1.0
Fix various cursor issues
Fix various encoding issues
Fix various fontchooser issues
Fix various issues causing crashes and hang in
Fix various memory issues
Fix various scrolling bugs and add improvements
Fix 32/64-bit confusion of FS DIR operations reported for AIX
Improve appearance of text selection in [*entry] widgets
Improve checkbutton handling of -selectcolor
Improve handling of resolution changes
Improve multi-thread safety when Xft is in use
Improve ttk high-contrast-mode support
Improve emoji support
Improve legacy support for [tk_setPalette]
Make combobox -postoffset option work with default style
Make spinbox use proper names in query of option database
Menu flaws when empty menubar clicked
New index argument in [$menubutton post x y index]
Preserve canvas tag list order during add/delete
Prevent cross-manager loops of geom management
Rewrite of zlib inflation for multi-stream and completeness
Run fileevents in proper thread after [thread::attach $channel]
Stop [unload] corruption of list of loaded packages
Stop app switching exposing withdrawn windows as zombies
Tk now denied access to PRIMARY selection from safe interps
TkpDrawAngledCharsInContext leaked a CGColor
Try to restore Tcl's [update] command when Tk is unloaded
Changed [info * methods] to include mixins
[package require] is now NR-enabled
The following fixes might show some potential incompatibilities with existing software:
Revised [binary (en|de)code base64] for RFC compliance and roundtrip
Fix precision of Tcl_DStringAppendElement quoting of #
Extended [clock scan] ISO format and time zone support
Allow for select/copy from disabled text widget on all platforms
Revised case of [info loaded] module names
[info hostname] reports DNS name, not NetBIOS name
Force -eofchar \032 when evaluating library scripts
Revised error messages: 'too few' => 'not enough'
Performed rewrite of Tk event loop to prevent ring overflow
Refactored all MouseWheel bindings
Revised precision of ::scale widget tick mark values
Prevent transient window cycles (crashed on Aqua)
Builds no longer use -lieee
Quoting of command line arguments by [exec] on Windows revised. Prior
quoting rules left holes where some values would not pass through, but
could trigger substitutions or program execution. See
https://core.tcl-lang.org/tcl/info/21b0629c81