Re: [bug-gawk] gawk 4.2.0 released!

[arnold]

Looks like Eli didn't push them. :-(

Eli?

They'll get into git soon.  If there's a huge outcry from the OS/2
community I'll make a patch release.

Sorry,

Arnold

KO Myung-Hun <address@hidden> wrote:

> Any reasons why OS/2 patches are not included ?
>
> Arnold Robbins wrote:
> > Greetings all.
> > 
> > This note announces the next major release of GNU Awk: version 4.2.0.
> > 
> > The following files may be retrieved from ftp://ftp.gnu.org/gnu/gawk,
> > or via HTTPS from https://ftp.gnu.org/gnu/gawk:
> > 
> > -rw-rw-r-- 1 arnold arnold 5602299 Oct 19 21:29 gawk-4.2.0.tar.gz
> > -rw-rw-r-- 1 arnold arnold     473 Oct 19 21:38 gawk-4.2.0.tar.gz.sig
> > -rw-rw-r-- 1 arnold arnold 2853125 Oct 19 21:28 gawk-4.2.0.tar.lz
> > -rw-rw-r-- 1 arnold arnold     473 Oct 19 21:38 gawk-4.2.0.tar.lz.sig
> > -rw-rw-r-- 1 arnold arnold 2948108 Oct 19 21:29 gawk-4.2.0.tar.xz
> > -rw-rw-r-- 1 arnold arnold     473 Oct 19 21:38 gawk-4.2.0.tar.xz.sig
> > 
> > This is a major new release, with a number of new features.  The relevant
> > part of the NEWS file is appended below.
> > 
> > This release represents over four years of very hard work by a number
> > of people.  I thank them all for their contributions, I could not have
> > done it by myself.
> > 
> > Differences from gawk 4.1.4 are not available; they would be too large.
> > 
> > The usual GNU build incantation should be used:
> > 
> >     tar -xpvzf gawk-4.2.0.tar.gz
> >     cd gawk-4.2.0
> >     ./configure && make && make check
> > 
> > Bug reports should be sent to address@hidden
> > 
> > Enjoy!
> > 
> > Arnold Robbins (on behalf of all the gawk developers)
> > address@hidden
> > ------------------------------------------------------------
> > Changes from 4.1.4 to 4.2.0
> > ---------------------------
> > 
> > 1. If not in POSIX mode, changes to ENVIRON are reflected into
> >    gawk's environment, affecting any programs run by system()
> >    or for piped redirections. This can also affect built-in routines, such
> >    as mktime(), which is typically influenced by the TZ environment 
> > variable.
> > 
> > 2. The series of numbers returned by rand() should now be "more
> >    random" than previously.  Gawk's rand() remains repeatable; you will
> >    get the same series of numbers each time you call rand() repeatedly,
> >    but this will be a different series than previously.
> > 
> > 3. Multiple changes related to the pretty printer:
> > 
> >    * The --pretty-print option no longer runs the program too.
> > 
> >    * Pretty printing now preserves comments and places them into the
> >      pretty-printed file.
> > 
> >    * Pretty-printing now uses the original text of constant numeric values
> >      for pretty-printing and profiling.
> > 
> >    * Pretty-printing now preserves parenthesized expressions as they
> >      were in the source file. This solves several niggling corner cases
> >      with such things.
> > 
> > 4. The igawk script and igawk.1 man page are no longer installed by
> >    `make install'.  They have been obsolete since gawk 4.0.0.
> > 
> > 5. Gawk can now be built with CMake.  This is an alternative build
> >    system for those who may want it; gawk is not going to switch off
> >    use of the autotools anytime soon, if ever.
> > 
> > 6. Gawk now processes a maximum of two hexadecimal digits in \x
> >    escape sequences inside strings.
> > 
> > 7. Setting PROCINFO["redirection", "NONFATAL"] to true makes I/O
> >    errors for "redirection" not fatal, setting ERRNO. Setting
> >    PROCINFO["NONFATAL"] makes all I/O nonfatal. See the manual.
> > 
> > 8. MirBSD is no longer supported.
> > 
> > 9. `make install' now installs shell startup files
> >    $sysconfdir/profile.d/gawk.{csh,sh} containing shell functions to
> >    manipulate the AWKPATH and AWKLIBPATH environment variables.  On a Fedora
> >    system, these files belong in /etc/profile.d, but the appropriate 
> > location
> >    may be different on other platforms.
> > 
> > 10. Gawk now supports retryable I/O via PROCINFO[input-file, "RETRY"]; see
> >     the manual.
> > 
> > 11. The C API has undergone changes that break binary compatibility with
> >     the previous version. Thus the API version is now at 2.0.  YOU WILL
> >     NEED TO RECOMPILE YOUR EXTENSIONS to work with this version of gawk.
> >     Source code compatibility remains intact, although you will get
> >     compiler warnings if you do not revise your extensions. We strongly
> >     recommend that you do so.  Fortunately, the changes are fairly minor
> >     and straightforward.
> > 
> >     See the manual for the new features.
> > 
> > 12. Revisions in the POSIX standard remove the special case for POSIX
> >     mode when FS = " " where newline was not a field separator. The code
> >     and doc have been updated.
> > 
> > 13. Gawk now supports strongly typed regexp constants. Such constants
> >     look like @/.../.  You can assign them to variables, pass them to
> >     functions, use them in ~, !~ and the case part of a switch statement.
> >     More details are provided in the manual.
> > 
> > 14. The new typeof() function can be used to indicate if a variable or
> >     array element is an array, regexp, string or number.
> > 
> > 15. As promised when 4.1 was released, the old extension mechanism,
> >     using the `extension' function, is now gone.
> > 
> > 16. Support for GNU/Linux on Alpha systems has been removed.
> > 
> > 17. Optimizations are now enabled by default. Use the new -s/--no-optimize
> >     option(s) to disable them.  Pretty-printing and profiling automatically
> >     disable optimizations so that the output program is the same as the
> >     original input program.
> > 
> > 18. Gawk now uses fwrite_unlocked if it's available. The yields a 7% - 18%
> >     improvement in raw output speed (gawk '{ print }' on a large file).
> > 
> > 19. Passing negative operands to any of the bitwise functions now
> >     produces a fatal error.
> > 
> > 20. Programs that toggle IGNORECASE a lot should now be noticeably faster.
> > 
> > 21. The mktime function now accepts an optional second argument. If this
> >     argument is present and is non-zero or non-null, the time will be 
> > converted
> >     from UTC instead of from the local timezone.
> > 
> > 22. The FIELDWIDTHS parsing syntax has been enhanced to allow specifying
> >     how many characters to skip before a field starts. It also allows
> >     specifying '*' as the last character to mean "the rest of the record".
> >     Field splitting with FIELDWIDTHS now sets NF correctly.  The 
> > documentation
> >     for FIELDWIDTHS in the manual has been considerably reorganized and
> >     improved as well.
> > 
> > 23. The PROCINFO["argv"] array records all of gawk's command line arguments
> >     as gawk received them (the values of the C level argv array).
> > 
> > 24. The DJGPP port has been revived and now has an official maintainer.
> > 
> > 25. The manual has been translated into Italian!  The translation is
> >     included in the distribution.
> > 
> > 
>
> -- 
> KO Myung-Hun
>
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>
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