From debbugs-submit-bounces@debbugs.gnu.org Fri Aug 18 11:34:25 2017 Received: (at submit) by debbugs.gnu.org; 18 Aug 2017 15:34:25 +0000 Received: from localhost ([127.0.0.1]:44529 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dijI1-0006rK-HW for submit@debbugs.gnu.org; Fri, 18 Aug 2017 11:34:25 -0400 Received: from eggs.gnu.org ([208.118.235.92]:56571) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dijI0-0006r3-8c for submit@debbugs.gnu.org; Fri, 18 Aug 2017 11:34:24 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dijHu-00006s-4w for submit@debbugs.gnu.org; Fri, 18 Aug 2017 11:34:19 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: * X-Spam-Status: No, score=1.1 required=5.0 tests=BAYES_50, FREEMAIL_ENVFROM_END_DIGIT,FREEMAIL_FROM,HTML_MESSAGE,T_DKIM_INVALID autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:36593) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dijHu-00006l-2D for submit@debbugs.gnu.org; Fri, 18 Aug 2017 11:34:18 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47520) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dijHs-0003Ix-OI for bug-sed@gnu.org; Fri, 18 Aug 2017 11:34:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dijHs-00005a-1Q for bug-sed@gnu.org; Fri, 18 Aug 2017 11:34:16 -0400 Received: from mail-qt0-x22b.google.com ([2607:f8b0:400d:c0d::22b]:37894) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dijHr-0008WU-Tk for bug-sed@gnu.org; Fri, 18 Aug 2017 11:34:15 -0400 Received: by mail-qt0-x22b.google.com with SMTP id t37so55458678qtg.5 for ; Fri, 18 Aug 2017 08:34:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=5lsBYSLpFElcYkdFqA5uP9RU/zDeTSURZ1K8vro3Hlk=; b=UMEDvg6xvnU3/tyyKCTm+F2zEuJr3JvQ6VcMVTdrn6c3BYAW3LmWyBvjkgp/YKvyDJ fHgiAslBaWG21ylu+5diwDRcm5gK2UQyNlZFLCeSVNnGtc1dQE097guMoEgVd7FS7ByT 18St0j1I3EqjTUqYXLtq63Q++sU5FN2GJ7IStXPlj0P/imiy6d0CApj3SEeCu2BDtd7O pfe778YdHFCcn9Dpkt3bpXSTLLmKJFme4o24s2qs8NvuyTR5gIUxTTFm6DnhgCyH+tJb 43xTkv7oBrVmwQhIEqEID2O8UtRPeT6rJbl3RzGO690EYyEu/UTcaENPyzWbPGJt7h18 L7gw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=5lsBYSLpFElcYkdFqA5uP9RU/zDeTSURZ1K8vro3Hlk=; b=gAKTwqEK5/STEfvHtjscg1BaDEC/XMbmxobG3gfTWIR4or6Ll3qtywwDT4zx1BJTYb eaT8RxY6GihiRppEODLX+UTr4Ia84F57oFWilcw2mPCy75xSoZWlLQEmrzxSASfDTcVx Dyfj0la6Q37htsn1h53Kdv1QA4znjisnoA+lvzwI20WPWu5vQqLvAJqu66LBueJHvJ90 iXi44Qzl7pgVThza/YblvoINCX8Uas0l/tKw+z3nL4VxFmmYZQfb1A3wYfFOYNjftbRU jRImFFLn/6gxsFXCI5oW9zShvYHjhWdNkxReU6GOtdg4D2If3PiMxWXOyvNmJb1YPFQV 0e5g== X-Gm-Message-State: AHYfb5iS3WnJzQKU4GJnFULf4DC5RMzjkrCCGPYNJm+3208kye6qoXvA c52AwV3kcVHvYEa1tmvsROueQCJelIsBQMs= X-Received: by 10.200.15.84 with SMTP id l20mr6837039qtk.38.1503070453686; Fri, 18 Aug 2017 08:34:13 -0700 (PDT) MIME-Version: 1.0 Received: by 10.12.209.252 with HTTP; Fri, 18 Aug 2017 08:34:13 -0700 (PDT) From: bamber ward Date: Fri, 18 Aug 2017 16:34:13 +0100 Message-ID: Subject: Here is a possible bug in documentation for 4.4 To: bug-sed@gnu.org Content-Type: multipart/alternative; boundary="001a114e729276e62e055708dcc7" X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -3.8 (---) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.8 (---) --001a114e729276e62e055708dcc7 Content-Type: text/plain; charset="UTF-8" manual 4.4 section 7-8 sed -E ':x {N ; s/\n/ /g ; s/(.{40,40})/\1\n/ ; /\n/!bx ; P ;D}' does not work as described. Change line length , say to 5 sed -E ':x {N ; s/\n/ /g ; s/(.{5,5})/\1\n/ ; /\n/!bx ; P ;D}' cat line_wrap_input : apple grape pear peach pomengranate ~/sed/code-> sed -E ':x {N ; s/\n/ /g ; s/(.{5,5})/\1\n/ ; /\n/!bx ; P ; D}' \ line_wrap_input apple grap e pear peach pomengranate ~/sed/code-> This seems to work: #!/bin/sed -rf # line_wrap.sed ( :x { N s/\n/ /g :y s_(.{40,40})_\1\n_ /.{40,40}/ P s/.*\n// ty /\n/!bx } Best Wishes David L Ward --001a114e729276e62e055708dcc7 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
manual 4.4
section 7-8
=C2=A0sed -E ':= x {N ; s/\n/ /g ; s/(.{40,40})/\1\n/ ; /\n/!bx ; P ;D}'
does not wor= k as described. Change line length , say to 5
=C2=A0 sed -E ':x {N ;= s/\n/ /g ; s/(.{5,5})/\1\n/ ; /\n/!bx ; P ;D}'=C2=A0
cat line_wrap= _input :
apple grape
pear peach
pomengranate

~/sed/code->= ; sed -E ':x {N ; s/\n/ /g ; s/(.{5,5})/\1\n/ ; /\n/!bx ; P ; D}' \= =C2=A0 line_wrap_input
apple
=C2=A0grap
e pear peach pomengranate<= br>

~/sed/code->

This seems to work:

#!/bin/sed -r= f
# line_wrap.sed (

:x
{
=C2=A0=C2=A0 N
=C2=A0=C2=A0 s= /\n/ /g
=C2=A0=C2=A0 :y
=C2=A0=C2=A0 s_(.{40,40})_\1\n_
=C2=A0=C2= =A0=C2=A0 /.{40,40}/=C2=A0 P
=C2=A0=C2=A0 s/.*\n//
=C2=A0=C2=A0 ty=C2=A0=C2=A0 /\n/!bx
=C2=A0=C2=A0
}

Best Wishes
<= /div>David L Ward
--001a114e729276e62e055708dcc7-- From debbugs-submit-bounces@debbugs.gnu.org Fri Aug 25 11:42:24 2017 Received: (at 28140) by debbugs.gnu.org; 25 Aug 2017 15:42:24 +0000 Received: from localhost ([127.0.0.1]:54678 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dlGka-0004L8-Dk for submit@debbugs.gnu.org; Fri, 25 Aug 2017 11:42:24 -0400 Received: from mail-it0-f43.google.com ([209.85.214.43]:35843) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dlGkY-0004Kq-6r for 28140@debbugs.gnu.org; Fri, 25 Aug 2017 11:42:22 -0400 Received: by mail-it0-f43.google.com with SMTP id o132so723958itc.1 for <28140@debbugs.gnu.org>; Fri, 25 Aug 2017 08:42:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=35Pqn6UC2Pd3ojV/9Zt5wSt61oZ7NIhBDB5jYEMhJ2s=; b=ODSEXjbmsKc8mED4Q5RVQZASq/4/MGrvydl+ZZS399GeN9UGdyHG44tc8u65GRDVfM P8WEtVhzhWUkiUelzg2ipvb67btYuJQxbp6tV3BkEEhKP080kJQgYTvMUaTe6jIReqzB 33qg/rR8EHlnCrNh+ik3qYZLBfLNUwgpZXOnkGj04vEqPObAVgBhyNhlcKz2305RO4bW NyzLG94y6AbRH/sruFuW+SbgQdYaUf7rvZhmaWCDFngcf+TzEjmGOTAmL2RGeu0Thkr9 70X41kwD7W3AShHpWvPO4Abs4HFpWmPyLani6mT8ShYHSCChIdXiCkrCAtCp0ejE6/aA 5JOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=35Pqn6UC2Pd3ojV/9Zt5wSt61oZ7NIhBDB5jYEMhJ2s=; b=k0C/YyIhNPoNahgQIb5FLf0gsVFeMRfcAh4zUPLfQHib7ZgFbxtozK1fVdWuqJXp6W 4mrx37SKmj2zQnSOu0QHc2eCnDzw5ROy+EnJF1qv9PSdXDc+k/wDD4f0zdiUhlR9qBN9 ndb7zeh9rFpnlXt61BhqU44+0iMoZ2snRos0veYGOWTSokWrgKxMwDuAi2ldAtEhkPzO kDHrnJrtmCoYyy5jr/V0koqHRs3h2zPN82dDFdZ16NiX9F+zZrbr+OJPh8sxJx8qkZ8e UyvqnH5rMVlhvEqQmHqigaNdvn7VFSly2ZuxzYhLImhiskS/3ayvXNX8N9z9WRoGmCP8 XbTQ== X-Gm-Message-State: AHYfb5jRINBNq6hK1dQFrsuBCOWdQORdgCBS7kCrADPo/jG4EmLzOy3L UpB6zW86OqV03N8x6UM= X-Received: by 10.36.181.6 with SMTP id v6mr1517774ite.49.1503675736470; Fri, 25 Aug 2017 08:42:16 -0700 (PDT) Received: from [192.168.88.239] (moose.housegordon.com. [184.68.105.38]) by smtp.gmail.com with ESMTPSA id x87sm832507ita.36.2017.08.25.08.42.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 25 Aug 2017 08:42:15 -0700 (PDT) Subject: Re: bug#28140: Here is a possible bug in documentation for 4.4 To: bamber ward , 28140@debbugs.gnu.org References: From: Assaf Gordon Message-ID: <3e62a42a-d901-bc99-b0ee-bdd5dfab61f3@gmail.com> Date: Fri, 25 Aug 2017 09:42:32 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Spam-Score: 0.5 (/) X-Debbugs-Envelope-To: 28140 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 0.5 (/) Hello, On 18/08/17 09:34 AM, bamber ward wrote: > manual 4.4 > section 7-8 > sed -E ':x {N ; s/\n/ /g ; s/(.{40,40})/\1\n/ ; /\n/!bx ; P ;D}' > does not work as described. Thank you for reporting this. Indeed, the sed program does not wrap the last line ('D' does not provide a way to loop over the last line in case it's longer than 40 characters). > #!/bin/sed -rf > # line_wrap.sed ( > > :x > { > N > s/\n/ /g > :y > s_(.{40,40})_\1\n_ > /.{40,40}/ P > s/.*\n// > ty > /\n/!bx > > } I wonder if the following program would suffice (very similar to yours, but without conditional P, just to simplify the example code in the manual). sed -E ':x { N s/\n/ /g :y s/(.{20,20})/\1\n/ /\n/!bx P s/.*\n// ty }' regards, - assaf From debbugs-submit-bounces@debbugs.gnu.org Thu Oct 12 02:31:25 2017 Received: (at 28140) by debbugs.gnu.org; 12 Oct 2017 06:31:25 +0000 Received: from localhost ([127.0.0.1]:34780 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e2X1g-000333-PK for submit@debbugs.gnu.org; Thu, 12 Oct 2017 02:31:25 -0400 Received: from mail-it0-f42.google.com ([209.85.214.42]:51823) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e2X1e-00032p-L0 for 28140@debbugs.gnu.org; Thu, 12 Oct 2017 02:31:23 -0400 Received: by mail-it0-f42.google.com with SMTP id o135so5647199itb.0 for <28140@debbugs.gnu.org>; Wed, 11 Oct 2017 23:31:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:from:to:references:message-id:date:user-agent:mime-version :in-reply-to:content-language; bh=fHMbTME604acrgp4UlAEWBWG9JHDalJLTGE2vGCD7EE=; b=P4FgzF9+1L/E5ECRQukUIx/wWgQyVZGXq1slacBZXa7vuYPymCnIJB4eLU4hAvKgdY UKQEeWhebJQu7C3nw1Y9rlN0E0q9NawCDuGkO+8HHpDlYd5lHqri0V/1bnlc2+RGiEc+ MeqdfFSBtYV05tXPTFXefPS8ncVJ2U9CSz2Ot8/YL8QADzAG7D21LfvT0EqMB5OzXJkL JB0FTIX6olACT9d1sS+7NnpCAihPHQSOeYUawYTeg8Kp5G25UpwfaG8Bt0vaoK2M2i0m qadN5CetdOXzhJsin0XRz7F3QJKQcK15u4xYQ0yMcGl6oMdbxsoK599c4VQPgzqjhKpv aFyg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:references:message-id:date :user-agent:mime-version:in-reply-to:content-language; bh=fHMbTME604acrgp4UlAEWBWG9JHDalJLTGE2vGCD7EE=; b=d0G53z1KE4ZZ8i0FQdLhMAerClRMk+jo8cBv3omaXYRbCgF8+A6CV4Cuzr57o7U0Uw YCotsJu+1Rt8irzQYIXPmiDwvSO7IN6bbR/EzzzSx0U1Hdukw5qQDX+pepUy6Gyq7vI3 +dQn9JQHJFXxWJ2dYwYYBH/+ebdKA0qQdue1JrPCoMc8Ms++6HRrFCuDI7lSGb5qloDE xeiKkjD8HQY8D5J7kZEPU/n+MNSA9Yjz58vh5HEu6GFXXbSaWk0TapLbufK851I3lHCo sntZmmXO5iWc7R1l9k7rtxStNlYmAM5SvhiZbSKsMG4BADG+C00H5etk8xABYHzTlYOf 9pYA== X-Gm-Message-State: AMCzsaVEnkmdIMdlseimYtxMHraXbWqyvanmBX2ikWJGSotJ6Ri/VkpO /v/b3XdriJ23Q2qAZkHXoZP9lMnY X-Google-Smtp-Source: AOwi7QD6lADvqzSSzB1X631VHcEmLafw7xnU/XsKNu36jTCPMga36wfzl81eL5TGKdz1AfRvnhcHYg== X-Received: by 10.36.194.193 with SMTP id i184mr1756348itg.139.1507789876641; Wed, 11 Oct 2017 23:31:16 -0700 (PDT) Received: from [192.168.88.239] (moose.housegordon.com. [184.68.105.38]) by smtp.googlemail.com with ESMTPSA id k76sm6866350ita.4.2017.10.11.23.31.15 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 11 Oct 2017 23:31:15 -0700 (PDT) Subject: Re: bug#28140: Here is a possible bug in documentation for 4.4 From: Assaf Gordon To: bamber ward , 28140@debbugs.gnu.org References: <3e62a42a-d901-bc99-b0ee-bdd5dfab61f3@gmail.com> Message-ID: Date: Thu, 12 Oct 2017 00:31:14 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: <3e62a42a-d901-bc99-b0ee-bdd5dfab61f3@gmail.com> Content-Type: multipart/mixed; boundary="------------6F0A7B5A42BC0B6287E76B53" Content-Language: en-US X-Spam-Score: 0.5 (/) X-Debbugs-Envelope-To: 28140 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: 0.5 (/) This is a multi-part message in MIME format. --------------6F0A7B5A42BC0B6287E76B53 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Hello, > On 18/08/17 09:34 AM, bamber ward wrote: >> manual 4.4 >> section 7-8 >> sed -E ':x {N ; s/\n/ /g ; s/(.{40,40})/\1\n/ ; /\n/!bx ; P ;D}' >> does not work as described. I'm thinking of the attached patch, which replaces the overly terse (and incorrect) example with a longer version with better comments. Also removed second example to simplify the section. Comments very welcomed, - assaf --------------6F0A7B5A42BC0B6287E76B53 Content-Type: text/x-patch; name="0001-doc-fix-incorrect-line-wrapping-example.patch" Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename="0001-doc-fix-incorrect-line-wrapping-example.patch" >From f6dde86126f8c4f9f2c6f555e9af0aa78deec914 Mon Sep 17 00:00:00 2001 From: Assaf Gordon Date: Thu, 12 Oct 2017 00:26:14 -0600 Subject: [PATCH] doc: fix incorrect line-wrapping example Reported by Bamber Ward in https://bugs.gnu.org/28140 . * doc/sed.texi (Line length adjustment): Fix sed script; Rewrite example to long script with inlined comments; Remove second example. --- doc/sed.texi | 90 +++++++++++++++++++++++++++++------------------------------- 1 file changed, 43 insertions(+), 47 deletions(-) diff --git a/doc/sed.texi b/doc/sed.texi index cc47b66..c80bf1f 100644 --- a/doc/sed.texi +++ b/doc/sed.texi @@ -4698,7 +4698,7 @@ consecutive words spanning multiple lines, and the @code{b} command for branching. @xref{Multiline techniques} and @ref{Branching and flow control}. -These (somewhat contrived) examples deal with formatting and wrapping +This (somewhat contrived) example deal with formatting and wrapping lines of text of the following input file: @example @@ -4715,70 +4715,66 @@ of foolishness, @end group @end example -The following command will wrap lines at 40 characters: +@exdent The following sed program wraps lines at 40 characters: @codequoteundirected on @codequotebacktick on @example @group -$ sed -E ':x @{N ; s/\n/ /g ; s/(.@{40,40@})/\1\n/ ; /\n/!bx ; P ; D@}' \ - two-cities-mix.txt -It was the best of times, it was the wor -st of times, it was the age of wisdom, i -t was the age of foolishness, +$ cat wrap40.sed +# outer loop +:x + +# Appead a newline followed by the next input line to the pattern buffer +N + +# Remove all newlines from the pattern buffer +s/\n/ /g + + +# Inner loop +:y + +# Add a newline after the first 40 characters +s/(.@{40,40@})/\1\n/ + +# If there is a newline in the pattern buffer +# (i.e. the previous substitution added a newline) +/\n/ @{ + # There are newlines in the pattern buffer - + # print the content until the first newline. + P + + # Remove the printed characters and the first newline + s/.*\n// + + # branch to label 'y' - repeat inner loop + by + @} + +# No newlines in the pattern buffer - Branch to label 'x' (outer loop) +# and read the next input line +bx @end group @end example @codequoteundirected off @codequotebacktick off -The following command will split lines by comma character: + + +@exdent The wrapped output: @codequoteundirected on @codequotebacktick on @example @group -$ sed -E ':x @{N ; s/\n/ /g ; s/,/,\n/ ; /\n/!bx ; s/^ *// ; P ; D@}' \ - two-cities-mix.txt -It was the best of times, -it was the worst of times, -it was the age of wisdom, -it was the age of foolishness, +$ sed -E -f wrap40.sed two-cities-mix.txt +It was the best of times, it was the wor +st of times, it was the age of wisdom, i +t was the age of foolishness, @end group @end example @codequoteundirected off @codequotebacktick off -Both examples use similar construct: - -@itemize @bullet - -@item -The @samp{:x} is a label. It will be used later by the @command{b} command -to jump to the beginning of the @command{sed} program without starting -a new cycle. - -@item -The @samp{N} command reads the next line from the input file, and appends -it to the existing content of the pattern space (with a newline preceding it). - -@item -The first @samp{s/\n/ /g} command replaces all newlines with spaces, discarding -the line structure of the input file. - -@item -The second @samp{s///} command adds newlines based on the desired pattern -(after 40 characters in the first example, after comma character in the second -example). - -@item -The @samp{/\n/!bx} command searches for a newline in the pattern space -(@samp{/n/}), and if it is @emph{not} found (@samp{!}), branches (=jumps) -to the previously defined label @samp{x}. This will cause @command{sed} -to read the next line without processing any further commands in this cycle. - -@item -If a newline is found in the pattern space, @command{P} is used to print -up to the newline (that is - the newly structured line) then @command{D} -deletes the pattern space up to the newline, and starts a new cycle. -@end itemize -- 2.7.4 --------------6F0A7B5A42BC0B6287E76B53-- From debbugs-submit-bounces@debbugs.gnu.org Sat Oct 28 23:28:31 2017 Received: (at 28140-done) by debbugs.gnu.org; 29 Oct 2017 03:28:31 +0000 Received: from localhost ([127.0.0.1]:39613 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e8eH1-00087j-5K for submit@debbugs.gnu.org; Sat, 28 Oct 2017 23:28:31 -0400 Received: from mail-io0-f179.google.com ([209.85.223.179]:45351) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e8eGz-00087V-VK for 28140-done@debbugs.gnu.org; Sat, 28 Oct 2017 23:28:30 -0400 Received: by mail-io0-f179.google.com with SMTP id i38so20300924iod.2 for <28140-done@debbugs.gnu.org>; Sat, 28 Oct 2017 20:28:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:from:to:references:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=1DgVBpoZ98vd8AUNGGebQkp/xgc87GzL6vlvdK1I5YM=; b=L9v2IFNJf18gO24yli/3fls2JOs1qjVReMU7X+1vPokX0LKYFPcq2JbJZJ1vLdiAuc adB6v/HfPHYFFDilWRMPS6ve95Z7xBf8LnjZEbn3ECIM4mTw9GSBq3KhxITg4t8J0SXw l4CiBf1fNfpGLoxvlauf+i4g3v05pNLsvnJvFZLgJZ6bg6OPBwnnpXFbRBQ05qcxumHM 2OOhBo+HzAVKCJigLV/B33aDVjTjhzLk6XKmzGGSHo2uRhGE9kRlmhKXjXmrJdO8eWVZ JdU17JiWd22HuaLAZjW0fUIHHvibFKWRiisgb/DfvkXOvSylN0qxOHwbjd9a3nC9YqwJ FFTg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:from:to:references:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=1DgVBpoZ98vd8AUNGGebQkp/xgc87GzL6vlvdK1I5YM=; b=Q7rzFK3ngqdGwY5xVZWju5VdFJpad85Jsy38sBY3YMGGxwDcbcvVCC/xFqbBuDo333 azYX2GWdbv/X2RCcnC9em7/RDGv0WaYCnoxhJXTrqgyfc449qos3du6d6KXTvmaGCXMR Mrtp/MqhgMuFE0e9L3nVQ0LlzdG6XjRSHVQ155ktETT7wLde+QLOvrpfzxjm9a6gjNpA zHPw4MSNEtrUmACBtFia+7iaJDnAzAfjGpTJfL4UFu9nrRh6KsIIa7ci+YXAPJiGiAEM R1aM19qF1YILMQvfqRHgCnEaIc2FzM1AWYfSLQijh92AfC1pFNXuxLj1LmE50BqUURTl 5HsQ== X-Gm-Message-State: AMCzsaWt/RNRmddVnomUsq657DDIVv5akMeJF/JqCQz/RG3x1tMNcbcU ACu6vg/exGyGeQjiuEsAiqwS17wP X-Google-Smtp-Source: ABhQp+SfpVrxBH/L99aeaKjZWDl4QoCFHozfzIlLhtqhIGo0stwk3dEQMS22FClEZ5+wbLe8PuyiKA== X-Received: by 10.36.4.212 with SMTP id 203mr1085440itb.10.1509247704001; Sat, 28 Oct 2017 20:28:24 -0700 (PDT) Received: from [192.168.88.239] (moose.housegordon.com. [184.68.105.38]) by smtp.googlemail.com with ESMTPSA id q191sm1609310itb.1.2017.10.28.20.28.23 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 28 Oct 2017 20:28:23 -0700 (PDT) Subject: Re: bug#28140: Here is a possible bug in documentation for 4.4 From: Assaf Gordon To: bamber ward , 28140-done@debbugs.gnu.org References: <3e62a42a-d901-bc99-b0ee-bdd5dfab61f3@gmail.com> Message-ID: <6f25193e-2aac-12b0-f7b6-f3cf9b804fcc@gmail.com> Date: Sat, 28 Oct 2017 21:28:22 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.4.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 28140-done X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -2.3 (--) On 2017-10-12 12:31 AM, Assaf Gordon wrote: >> On 18/08/17 09:34 AM, bamber ward wrote: >>> manual 4.4 >>> section 7-8 >>> sed -E ':x {N ; s/\n/ /g ; s/(.{40,40})/\1\n/ ; /\n/!bx ; P ;D}' >>> does not work as described. > > I'm thinking of the attached patch, > which replaces the overly terse (and incorrect) example > with a longer version with better comments. Push here: https://git.savannah.gnu.org/cgit/sed.git/commit/?id=490b4997 regards, - assaf From unknown Fri Sep 19 23:53:51 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Sun, 26 Nov 2017 12:24:04 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator