* First draft of updated changes for 8.4a4 release.

1 files changed, 373 insertions, 99 deletions

diff --git a/changes b/changes
index 1dbaeef..a4f5e1b 100644
--- a/changes
+++ b/changes
@@ -1,6 +1,6 @@
 Recent user-visible changes to Tcl:
 
-RCS: @(#) $Id: changes,v 1.62 2001/08/16 22:13:25 davygrvy Exp $
+RCS: @(#) $Id: changes,v 1.63 2002/02/19 08:38:14 dgp Exp $
 
 1. No more [command1] [command2] construct for grouping multiple
 commands on a single command line.
@@ -4835,7 +4835,7 @@ loads on Windows (dejong, hobbs)
 proper handling of async callbacks (new options), version is now at 2.3
 (tamhankar, welch)
 
-2000-03 (speed improvements) speedup in Windows filename handling (newman)
+2000-03 (performance enhancement) speedup in Windows filename handling (newman)
 and ==/!= empty string in exprs. (hobbs)
 
 2000-03-27 (bug fix) added uniq'ing test to namespace export list to
@@ -4963,168 +4963,442 @@ DumpActiveMemory.3. (melski)
 
 --- Released 8.3.2, August 9, 2000 --- See ChangeLog for details ---
 
- * New 'array names -exact/-glob/-regexp' options (melski, gazetta)
+2000-06 thru 2000-11 (build improvements) Added support for mingw (gcc on
+Windows), AIX-5 and Win64 builds (dejong, hobbs)
 
- * Added -nocomplain option to 'unset' (hobbs)
+2000-06-23 (feature enhancement) ability to use Tcl_Obj *s as hash keys (duffin)
 
- * Added support for mingw (gcc on Windows), AIX-5 and Win64 builds
-   (dejong, hobbs)
+2000-06-29 (new features) added [mcmax] and [mcmset] and extended [unknown] in
+msgcat package (duperval, krone, nelson)
+=> msgcat 1.1
 
- * Added ability to use Tcl_Obj *s as hash keys (duffin)
+2000-08 thru 2000-09 added tclPlatDecls.h to default install (melski, hobbs)
 
- * New ::msgcat::mcmax function, extended ::msgcat::unknown function,
-   new ::msgcat::mcmset function (duperval, krone, nelson)
+2000-08-24 (new feature) Enhanced trace syntax to add:
+	trace {add|remove|list} {variable|command} name ops command
+(darley, melski)
 
- * Much improved doc SEE ALSO, NAME, KEYWORDS sections (peonitz, english)
+2000-09-06 (cross-platform feature) Set ^Z (\32) as default EOF char. (hobbs)
 
- * Updated IO core to 8.3.2 version.
+2000-09-07 partial fix for bug 2460 to prevent exec mem leak on Windows for the
+common case (gravereaux)
 
- * Fixed mem leak in Tcl_CreateChannel. Re-purified core via test suites.
-   (hobbs)
+2000-09-14 Improved string allocation growth for large strings (hintermayer,
+melski)
 
- * Added tclPlatDecls.h to default install (melski)
+2000-09-14 New non-panic'ing mem allocation functions Tcl_AttemptAlloc,
+Tcl_AttemptRealloc, Tcl_AttemptSetObjLength (melski)
 
- * Enhanced trace syntax to add:
-	trace {add|remove|list} {variable|command} name ops command
-   (darley, melski)
+2000-09-20 (new features) completely new, enhanced syntax in tcltest package.
+Backwards compatable with tcltest v1. (hom)
+=> tcltest 2.0
 
- * Improved string allocation growth for large strings (hintermayer,
-   melski)
+2000-09-27 (bug fix) fixed a bug introduced by a partial fix in 8.3.2 that
+didn't set nonBlocking correctly when resetting the flags for the write
+side (mem leak) Correct mem leak in channels when statePtr was released
+(hobbs)
 
- * Set ^Z (\32) as cross-platform default EOF char.  This was already
-   enforced by Windows, it is now just cross-platform.
+2000-09-29 (bug fix) corrected reporting of space parity on Windows (Eason)
 
- * partial fix for bug 2460 to prevent exec mem leak on Windows for the
-   common case (gravereaux)
+2000-10-06 (bug fix) corrected [file channels] to only return channels in
+the current interpreter (hobbs)
 
- * New non-panic'ing mem allocation functions Tcl_AttemptAlloc,
-   Tcl_AttemptRealloc, Tcl_AttemptSetObjLength (melski)
+2000-10-20 (performance enhancement) call stat only when necessary in 'glob' to
+speed up command significantly in base cases (hobbs)
 
- * Updgraded tcltest to version 2 with completely new, enhanced syntax.
-   This provides backwards compatability with tcltest v1. (hom)
+2000-10-27 Fixed mem leak in Tcl_CreateChannel. Re-purified core via test
+suites.  (hobbs)
 
- * Fixed overaggressive stat'ing of files in Windows glob command (results
-   in significant speed increase for glob) (hobbs)
+2000-10-30 (new feature) add "ja_JP.eucJP" map to "euc-jp" encoding (takahashi)
 
- * Added "ja_JP.eucJP" to "euc-jp" encoding mapping (takahashi)
+2000-11-01 (mem leak) Corrected excessive mem use of info exists on a
+non-existent array element (hobbs)
 
- * Corrected excessive mem use when info exists was called on a
-   non-existent array element (patton)
+2000-11-02 (bug fix) Corrected sharing of tclLibraryPath in threaded
+environment (gravereaux)
 
- * New Tcl_SetMainLoop function that enables defining an event loop for
-   tclsh.  This enables Tk as a truly loadable package.
+2000-11-03 (new feature) Tcl_SetMainLoop enables defining an event loop for
+tclsh.  This enables Tk as a truly loadable package. (hobbs)
 
 --- Released 8.4a2, November 3, 2000 --- See ChangeLog for details ---
 
-2001-04-04 (build improvements) redid Mac build structure (steffen)
-Corrected IRIX-5* configure (english).  Added support for AIX-5 (hobbs).
-Added support for Win64 (hobbs).
+2000-09-27 (bug fix) fixed a bug introduced by a partial fix in 8.3.2 that
+didn't set nonBlocking correctly when resetting the flags for the write
+side (mem leak) Correct mem leak in channels when statePtr was released
+(hobbs)
 
-2001-04-03 (doc fixes) numerous doc corrections and clarifications.
-Update of READMEs.
+2000-09-29 (bug fix) corrected reporting of space parity on Windows (Eason)
 
-2001-03-30 (bug fix) corrected Windows memory error on exit (wu)
-Fixed race condition in	readability of socket on Windows.
+2000-10-06 (bug fix) corrected [file channels] to only return channels in
+the current interpreter (hobbs)
+
+2000-10-20 (performance enhancement) call stat only when necessary in 'glob' to
+speed up command significantly in base cases (hobbs)
+
+2000-11-01 (mem leak) Corrected excessive mem use of info exists on a
+non-existent array element (hobbs)
+
+2000-11-02 (bug fix) Corrected sharing of tclLibraryPath in threaded
+environment (gravereaux)
+
+2000-11-23 (mem leak) fixed potential memory leak in error case of lsort
+(fellows)
+
+2000-12-09 (feature enhancement) changed %o and %x to use strtoul instead
+of strtol to correctly preserve scan<>format conversion of large integers
+(hobbs)
+Fixed handling of {!<boolean>} in expressions (hobbs, fellows)
+
+2000-12-14 (feature enhancement) improved (s)rand for 64-bit platforms
+(porter)
+
+2001-01-04 (bug fix) corrected parsing of $tcl_libPath at startup on
+Windows (porter)
+
+2001-01-30 (bug fix) Fixed possible hangs in fcopy. (porter)
+
+2001-02-15 (performance enhancement) improved efficiency of [string split]
+(fellows)
+
+2001-03-13 (bug fix) Correctly possible memory corruption in string map {}
+$str (fellows)
 
 2001-03-29 (bug fix) prevent potential race condition and security leak in
 tmp filename creation on Unix. (max)
 Fixed handling of timeout for threads (corrects excessive CPU usage issue
 for Tk on Unix in threaded Tcl environment). (ruppert)
 
-2001-03-13 (bug fix) Correctly possible memory corruption in string map {}
-$str (fellows)
+2001-03-30 (bug fix) corrected Windows memory error on exit (wu)
+Fixed race condition in readability of socket on Windows.
 
-2001-02-15 (feature enhancement) improved efficiency of [string split]
-(fellows)
+2001-04-03 (doc fixes) numerous doc corrections and clarifications.
+Update of READMEs.
 
-2001-01-30 (bug fix) Fixed possible hangs in fcopy. (porter)
+2001-04-04 (build improvements) redid Mac build structure (steffen)
+Corrected IRIX-5* configure (english).  Added support for AIX-5 (hobbs).
+Added support for Win64 (hobbs).
 
-2001-01-04 (bug fix) corrected parsing of $tcl_libPath at startup on
-Windows (porter)
+--- Released 8.3.3, April 6, 2001 --- See ChangeLog for details ---
 
-2000-12-14 (feature enhancement) improved (s)rand for 64-bit platforms
-(porter)
+2000-11-23 (new feature)[TIP 7] higher resolution timer on Windows (kenny)
 
-2000-12-09 (feature enhancement) changed %o and %x to use strtoul instead
-of strtol to correctly preserve scan<>format conversion of large integers
-(hobbs)
-Fixed handling of {!<boolean>} in expressions (hobbs, fellows)
+2001-01-18 (new feature) Tcl_InitHashTableEx renamed to Tcl_InitCustomHashTable
+(kupries)
 
-2000-11-23 (mem leak) fixed potential memory leak in error case of lsort
-(fellows)
+2001-03-30 (new feature)[TIP 10] support for thread-aware/hot channels (kupries)
 
-2000-11-02 (bug fix) Corrected sharing of tclLibraryPath in threaded
-environment (gravereaux)
+2001-04-06 (new feature)[219280] auto-loading hidden in ::errorInfo (porter)
 
-2000-11-01 (mem leak) Corrected excessive mem use of info exists on a
-non-existent array element (hobbs)
+2001-04-07 (bug fix)[406709] corrected panic when extra items left on the
+byte compiler execution stack (sofer)
 
-2000-10-20 (feature enhancement) call stat only when necessary in 'glob' to
-speed up command significantly in base cases (hobbs)
+2001-04-09 (bug fix)[219136,232558] improved use of thread-safe functions in
+unix time commands (kenny)
 
-2000-10-06 (bug fix) corrected [file channels] to only return channels in
-the current interpreter (hobbs)
+2001-04-24 (new feature)[TIP 27] started CONST-ification of the Tcl APIs (kenny)
 
-2000-09-29 (bug fix) corrected reporting of space parity on Windows (Eason)
+2001-05-03 (new feature) [auto_import] now matches patterns like
+[namespace import], not like [string match] (porter)
+        **** POTENTIAL INCOMPATABILITY ****
 
-2000-09-27 (bug fix) fixed a bug introduced by a partial fix in 8.3.2 that
-didn't set nonBlocking correctly when resetting the flags for the write
-side (mem leak) Correct mem leak in channels when statePtr was released
-(hobbs)
+2001-05-07 (new feature)[416643] distinct srand() seed per interp (sofer)
 
---- Released 8.3.3, April 6, 2001 --- See ChangeLog for details ---
+2001-05-15 (new feature) new Tcl_GetUnicodeFromObj API (hobbs)
+
+2001-05-16 (performance enhancement) byte-compiled versions of [lappend],
+[append] simple cases (hobbs)
+
+2001-05-23 (new feature) added ISO-8859-15 and koi8-u encodings, updated other
+encoding tables based on http://www.unicode.org/Public/MAPPINGS/ (kuhn)
 
- * new higher resolution timer on Windows [TIP #7] (kenny)
+2001-05-27 (new feature) updated to Unicode 3.1.0 data set (still using 16
+bits for Tcl_UniChar though) (hobbs)
 
- * fixed handling of thread timeouts to prevent excessive CPU usage
-   by Tk when built threads-enabled. (ruppert)
+2001-05-30 (new feature)[TIP 15] Tcl_GetMathFuncInfo, Tcl_ListMathFuncs,
+Tcl_InfoObjCmd, InfoFunctionsCmd APIs (fellows)
+
+2001-06-08 (bug fix,feature enhancement)[219170,414936] all Tcl_Panic 
+definitions brought into agreement (porter)
+
+2001-06-12 (bug fix)[219232] regexp returned non-matching sub-pairs to have
+index pair {-1 -1} (fellows)
+
+2001-06-27 (bug fix)[217987] corrected backslash substitution of non-ASCII
+characters.  (hobbs, riefenstahl)
+
+2001-06-28 (bug fix)[231259] failure to re-compile after cmd shadowing (sofer)
+
+2001-07-02 (bug fix)[227512] corrected [concat] treatment of UTF-8 strings
+(hobbs, barras)
+
+2001-07-12 (new feature)[TIP 36] Tcl_SubstObj API (fellows)
+
+2001-07-16 (bug fix) corrected thread-enabled pipe closing on Windows
+(hobbs, jsmith)
+
+2001-07-18 (bug fix)[427196] corrected memory overwrite error when buffer size
+of a channel is changed after channel use has already begun (kupries, porter)
+
+2001-07-31 (new feature)[TIP 17] TclFS* APIs provide new virtual file system
+(darley)
+
+2001-08-06 (bug fix) removed use of tmpnam in TclpCreateTempFile on Unix (lim)
 
  * improved build support for IRIX, GNU HURD, Mac OS 9 and OS X
 
  * configure scripts revamped for better support of cygwin and gcc on
    Windows (mdejong)
 
- * added support for thread-aware/hot channels [TIP #10] (kupries)
+ * corrected several minor errors noted by Purify (hobbs)
+
+--- Released 8.4a3, August 6, 2001 --- See ChangeLog for details ---
 
- * fixed potential crash in threaded reinitialization race condition (wu)
+2001-06-27 (bug fix)[217987] corrected backslash substitution of non-ASCII
+characters.  (hobbs, riefenstahl)
 
- * updated and improved man pages
+2001-06-28 (bug fix)[231259] failure to re-compile after cmd shadowing (sofer)
 
- * started CONST-ification of the Tcl APIs.  [TIP #27]
+2001-07-02 (bug fix)[227512] corrected [concat] treatment of UTF-8 strings
+(hobbs, barras)
 
- * corrected panic when extra items where left on the byte compiler
-   execution stack (sofer)
+2001-07-16 (bug fix) corrected thread-enabled pipe closing on Windows
+(hobbs, jsmith)
 
- * improved use of thread-safe functions in unix time commands (kenny)
+2001-07-18 (bug fix)[427196] corrected memory overwrite error when buffer size
+of a channel is changed after channel use has already begun (kupries, porter)
 
- * added ISO-8859-15 and koi8-u encodings, updated other encoding tables
-   based on http://www.unicode.org/Public/MAPPINGS/ (kuhn)
+2001-08-06 (bug fix)[442665] corrected object reference counting in [gets]
+(jikamens)
 
- * corrected several minor errors noted by Purify (hobbs)
+2001-08-06 (new feature) added GNU (HURD) configuration target. (brinkmann)
 
- * added new Tcl_GetUnicodeFromObj API
+2001-08-07 (bug fix)[406709] corrected panic when extra items left on the
+byte compiler execution stack (see test foreach-5.5) (sofer, tallneil, jstrot)
 
- * added byte-compiled versions of 'lappend', 'append' simple cases (hobbs)
+2001-08-08 (new features) updated packages msgcat 1.1.1, opt 0.4.3,
+tcltest 1.0.1, dependencies checked (porter)
 
- * updated to Unicode 3.1.0 data set (still using 16 bits for Tcl_UniChar
-   though) (hobbs)
+2001-08-20 (new feature)[452217] http 2.3.2: include port number in Host: header
+to comply with HTTP/1.1 spec (RFC 2068)  (hobbs, tils)
 
- * Added Tcl_GetMathFuncInfo, Tcl_ListMathFuncs, Tcl_InfoObjCmd,
-   InfoFunctionsCmd APIs [TIP #15]
+2001-08-23 (new feature) added QNX-6 build support (loverso)
 
- * fixed regexp bug that returned non-matching sub-pairs to have index pair
-   {-1 -1} (fellows)
+2001-08-23 (bug fix) corrected handling of spaces in path name passed to
+[exec] on Windows (kenpoole)
 
- * fixed backslash handling of multibyte utf-8 characters
+2001-08-24 (bug fix) corrected [package forget] stopping on non-existent
+package (porter)
 
- * corrected buggy construction of search path entries relative to
-   executable (porter)
+2001-08-24 (bug fix) corrected construction of script library search path
+relative to executable (porter)
 
- * added Tcl_SubstObj API [TIP #36] (fellows)
+2001-08-24 (bug fix) [auto_import] now matches patterns like
+[namespace import], not like [string match] (porter)
+        **** POTENTIAL INCOMPATABILITY ****
 
- * added TclFS* APIs with a new Tcl virtual file system [TIP #17] (darley)
-   See Tcl_FSEvalFile doc for more information and links to other new APIs
+2001-08-27 (new feature) added Tcl_SetMainLoop() to enable loading Tk as a
+true package (hobbs)
 
- * fixed use of tmpname in TclpCreateTempFile on Unix (lim)
+2001-08-30 (bug fix) build support for Crays (andreasen)
+
+2001-09-01 (bug fix) rewrite of Tcl_Async* APIs to better manage thread
+cleanup  (gravereaux)
+
+2001-09-06 (new feature) http 2.4: honor the Content-encoding and charset
+parameters; add -binary switch for forcing the issue (hobbs, saoukhi, orwell)
+=> http 2.4
+
+2001-09-06 (performance enhancement) rewrite of file I/O flush management on
+Windows.  Approximately 100x speedup for some operations. (kupries, traum)
+
+2001-09-10 (bug fix) corrected finalization error in TclInExit (darley)
+
+2001-09-10 (bug fix) protect against alias loops (hobbs)
+
+2001-09-12 (bug fix) added missing #include in tclLoadShl.c (techentin)
+
+2001-09-12 (bug fix) script library path construction on Windows no longer
+uses registry, nor adds the current working directory to the path (porter)
+
+2001-09-12 (bug fix) correct bugs in compatibility strtod() (porter)
+
+2001-09-13 (bug fix) Tcl_UtfPrev now returns the proper location when the
+middle of a UTF-8 byte is passed in (hobbs)
+
+2001-09-19 (bug fix) [format] and [scan] corrected for 64-bit machines (rmax)
+
+2001-09-19 (new feature) --enable-64-bit support for HP-11. (hobbs)
+
+2001-09-19 (new feature) native memory allocator now default on Windows
+(hobbs)
+
+2001-09-20 (new feature) WIN64 support and extra processor definitions
+(hobbs, mstacy)
+
+2001-09-26 (bug fix) corrected potential deadlock in channels that do not
+provide a BlockModeProc (kupries, kogorman)
+
+2001-10-03  (new feature) WIN64 build support (hobbs)
+
+2001-10-03 (bug fix) correction in thread finalization (rbrunner)
+
+2001-10-04 (new feature) updated encodings with latest mappings from
+www.unicode.org (hobbs)
+
+2001-10-11 (bug fix) corrected cleanup of self-referential bytecodes at
+interpreter deletion (sofer, rbrunner)
+
+2001-10-16 (new feature) config support for MacOSX / Darwin (steffen)
+
+2001-10-16 (new feature, Mac) change in binary extension format from MachO
+bundles to standard .dylib dynamic libraries like on other unices.
+        **POTENTIAL INCOMPATIBILITY***
+
+2001-10-18 (bug fix) corrected off-by-one-day error in clock scan with
+relative months and years during swing hours. (lavana)
+
+--- Released 8.3.4, October 19, 2001 --- See ChangeLog for details ---
+
+2001-11-06 (bug fix)[478856] loss of fileevents due to short reads (kupries)
+
+2001-11-09 (bug fix)[480176] [global] mishandled varnames matching :* (porter)
+
+2001-11-19 (bug fix)[478847] overflows in [time] of >2**31 microseconds (kenny)
+
+2001-12-10 (bug fix)[490514] doc fixes (porter,english)
+
+2001-12-21 (new feature) MaxOSX / Darwin support (steffen)
+
+2001-12-28 (bug fix) proper case in [auto_execok] use of $env(COMPSPEC) (hobbs)
+
+2002-01-17 (bug fix)[504642] Tcl_Obj refCounts in [gets] (griffen,kupries)
+
+2002-01-21 (bug fix)[506297] infinite loop writing in iso2022-jap encoding
+(forssen,kupries)
+
+2002-01-24 (HTTP server bug workaround)[504508] leave the default port out
+of the Host: header value
+=> http 2.4.1 (hobbs)
+
+2002-01-25 (new feature)[496733] socket options -eofchar and -translation
+return read-only values (dejong)
+
+2002-02-05 (bug fix) [http::error] called when [::error] intended
+=> http 2.4.2 (porter)
+
+2002-02-05 (bug fix)[465765] avoid zero-byte writes to STREAMs (talcott,kupries)
+
+2002-02-06 (bug fix)[495213] [scan] accept 0x as prefix of base 16 value (hobbs)
+
+--- Released 8.3.5, February XX, 2002 --- See ChangeLog for details ---
+
+2001-08-21 (bug fix)[219184] overagressive compilation of [catch] (sofer)
+
+2001-08-22 (new feature)[227482] [dde request -binary] (hobbs)
+=> dde 1.2
+
+2001-08-30 (performance enhancement)[456668] fully qualified command names use
+cached Command for all namespaces, avoiding repeated lookups (sofer)
+
+2001-08-31 (performance enhancement) bytecompiled [list] (hobbs)
+
+2001-09-02 (bug fix)[403553] Add -Zl to VC++ compile line for tclStubLib to
+avoid any specific C-runtime library dependence. (gravereaux)
+
+2001-09-05 (new feature) restored support for Borland compiler (gravereaux)
+
+2001-09-05 (new feature)[TIP 49] Tcl_OutputBuffered API (schroedter, fellows)
+
+2001-09-07 (new feature) restored VC++ 5.0 compatibility (gravereaux)
+
+2001-09-10 (performance enhancement)[TIP 53,451441] [proc foo args {}] now
+compiles to 0 bytecodes (sofer)
+
+2001-09-13 (new feature)[TIP 56] Tcl_EvalTokensStandard API (sofer)
+
+2001-09-13 (new feature) Old ChangeLog entries => ChangeLog.1999 (hobbs)
+
+2001-09-17 (new feature) compiling with TCL_COMPILE_DEBUG now required to 
+enable all compile and execution tracing (sofer)
+        **POTENTIAL INCOMPATIBILITY***
+
+2001-09-19 (bug fix)[411825] made TclNeedSpace UTF-8 aware (fellows)
+
+2001-09-19 (bug fix)[219166] overagressive compilation of "quoted" bodies of
+[for], [foreach], [if], and [while] (sofer)
+
+2001-09-19 (performance enhancement) bytecompiled [string match] (hobbs)
+
+2001-10-15 (new feature)[TIP 35] serial channel configuration (schroedter)
+
+2001-11-06 (new feature) revitalized makefile.vc (gravereaux)
+
+2001-11-07 (new feature) Cygwin gcc support dropped.  Use mingw (dejong)
+        **POTENTIAL INCOMPATIBILITY***
+
+2001-11-07 (new feature) Support --include-dir= and --libdir= options to
+configure.  Store in tclConfig.sh as TCL_INCLUDE_SPEC and TCL_LIB_SPEC. (dejong)
+
+2001-11-08 (new feature) Enable --enable-threads on FreeBSD (dejong)
+
+2001-11-08 (new feature) New make target 'make gdb' (dejong)
+
+2001-11-12 (new feature)[TIP 22,33,45] new command [lset],
+[lindex] extended to accept multiple indices. (kenny, hobbs)
+
+2001-11-16 (new feature) new configure option --enable-langinfo=no.
+By default, nl_langinfo() is used on Unix to determine system encoding.
+Tcl's built-in system is used only if that fails, or configured with
+--enable-langinfo=no. (hobbs, wagner)
+
+2001-11-19 (new feature)[TIP 62] A Tcl_VarTraceProc can now return Tcl_Obj *
+or a dynamic string as well as a static string to indicate an error (fellows)
+
+2001-11-19 (new feature)[TIP 73] Tcl_GetTime API (kenny)
+
+2001-11-29 (performance enhancement) caching scheme added to [binary scan]
+(fellows)
+
+2001-12-05 (new feature) new algorithm for [array get] adds safety when read
+traces modify the array. (sofer)
+        **POTENTIAL INCOMPATIBILITY***
+
+2001-12-18 (new feature) removed unix/dltest/configure; unix/configure does all
+(dejong)
+
+2001-12-19 (new feature) New make target 'make shell' (dejong)
+
+2001-12-28 (new feature) new command [memory onexit] replaces [checkmem] when
+compiled with TCL_MEM_DEBUG.  Added documentation. (porter)
+        **POTENTIAL INCOMPATIBILITY***
+
+2002-01-05 (feature rewrite) Tcl_Main() rewritten and documentation improved.
+Interactive operation and event loop operation (via Tcl_SetMainLoop) now
+interleave cleanly.  Also more robust against strange happenings. (porter)
+
+2002-01-28 (new feature) Old ChangeLog entries => ChangeLog.20900 (hobbs)
+
+2002-01-28 (performance enhancement) bytecompiled [regexp] for trivial cases
+that amount to string matching.  Also -nocase and --. (hobbs)
+
+2002-02-06 (performance enhancement) [regsub] special cases that map to
+[string map] detected. (hobbs)
+
+2002-02-10 (new feature)[TIP 32,79] Tcl_CreateObjTrace API (kenny)
+
+2002-02-12 (new feature) partial support for DJGPP Tcl on DOS (gravereaux)
+
+2002-02-14 (mem leak) An error in [gets $chan] leaks an empty Tcl_Obj.  fixed.
+(kupries, sofer)
+
+2002-02-15 (new feature)[TIP 72] support for 64-bit integer values on 32-bit
+platforms and ability to work with >2GiB files.  Extends many
+commands.  See ChangeLog and TIP for details.
+        **POTENTIAL INCOMPATIBILITY***
+
+ * (new feature)[TIP 27] completed CONST-ification of TCL APIs.
+Added compiler macro USE_NON_CONST to keep using those old API prototypes
+that present irreconcilable source incompatibilities with header files
+of prior Tcl releases.  Others will need to be reconciled.
+        **POTENTIAL INCOMPATIBILITY***
 
---- Released 8.4a3, August 6, 2001 --- See ChangeLog for details ---