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From: Mary Ann Horton <>
Subject: [TUHS] Re: The AWK Programming Language, 2nd Ed.: What's new?
Date: Thu, 14 Sep 2023 18:40:27 -0700	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <>

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Which Git repo?  The CSV code is a game changer for awk, otherwise I 
need a hokey python script.

Is it being merged into the Gnu awk that will wind up in Red Hat awk? 
Please please?


/Mary Ann Horton/ (she/her/ma'am) <>

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* - Monica Helms, creator of the transgender flag*

"Brave and Important - Don’t miss this wonderful book!"
* - Laura L. Engel, Intl. Memoir Writers Assn.*

       Available on Amazon and Audiobook on Google Play.


On 9/13/23 14:28, wrote:
> Hello All.
> For whoever's interested, the csv code has been merged into the master
> branch of the Git repo.  Have fun!
> Arnold
>> From: arnold at (arnold at
>> Date: Sun, 10 Sep 2023 13:41:34 -0600
>> Subject: [TUHS] The AWK Programming Language, 2nd Ed.: What's new?
>> Hi.
>> markus schnalke <meillo at> wrote:
>>> Hoi,
>>> I just discovered that one of my favorite computer books about my
>>> best liked programming language (besides C) releases in a second
>>> edition. Does anyone know what the differences of 1st and 2nd
>>> edition are?
>>> As the original book is almost perfect, the only rework and
>>> extension direction I can think of is towards different
>>> implementations like gawk, mawk, portability and such things.
>>> Does anyone know more about it? Maybe some inside information? ;-)
>>> meillo
>> Inside information? As it happens, yes, I do have some. :-)
>> (I was a reviewer.)
>> [In the below, "awk" means Brian Kernighan's awk.]
>> In the 36 (!) years since the first edition was published, awk
>> has undergone, shall we say, a large number of small changes. These
>> are listed in the FIXES file currently in the master branch of
>> In addition, Brian Kernighan decided to add support for UTF-8 input,
>> which is what awk now expects, and support for CSV input files when
>> invoked with the --csv option. Furthermore, there is a new \u escape
>> sequence which must be followed by 1-8 hexadecimal digits for specifying
>> Unicode code points.
>> The book itself has been carefully revised. The large second chapter
>> which was a reference to the full language was moved to an appendix.
>> Many of the example programs from the first edition were retained
>> and updated, but there is also quite of lot of pleasing new material.
>> There is mention of, and occasional comparison with, gawk, mawk and
>> Ben Hoyt's GoAwk, but by and large the focus is on the authors' version.
>> The new code is currently in the "csv" branch of the above Github
>> repo.  The maintainer is in the process of tidying up the repo (dealing
>> with issues and pull requests) and will merge the csv branch into
>> master sometime in the very near future.
>> I'm told that the printed books with get to the publisher's warehouse
>> towards the end of September. The book is available now on O'Reilly's
>> Safari learning site ( for anyone who has a
>> subscription.
>> Matching code (--csv and \u) are in gawk's master branch now. I will
>> make a release this fall, after the new code has moved into master
>> in BWK's awk.
>> I heartily recommend the book; it is totally up to Brian Kernighan's
>> usual very high standard.
>> Enjoy,
>> Arnold

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  reply	other threads:[~2023-09-15  1:40 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-13 21:28 arnold
2023-09-15  1:40 ` Mary Ann Horton [this message]
2023-09-15  3:48   ` arnold
2023-09-16 17:52     ` Mary Ann Horton
2023-09-15  3:49   ` Ajay Shah
2023-09-15  3:54     ` arnold
2023-09-15  9:09       ` KenUnix
2023-09-15 11:24         ` Dan Cross
2023-09-15 20:04         ` Dave Horsfall
2023-09-15 20:09           ` John Cowan
2023-09-15 20:17         ` Warren Toomey via TUHS
2023-09-16 17:32           ` Mary Ann Horton
2023-09-15 21:08         ` Warner Losh
  -- strict thread matches above, loose matches on Subject: below --
2023-09-16  1:20 Norman Wilson
2023-09-09 19:51 [TUHS] " markus schnalke
2023-09-09 20:13 ` [TUHS] " christopher fujino
2023-09-10 19:41 ` arnold
2023-09-10 19:59   ` Norman Wilson
2023-09-11  5:59   ` markus schnalke
2023-09-11 13:52     ` Stuff Received

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