Eli Zaretskii <eliz@HIDDEN>
to control <at> debbugs.gnu.org.
Full text available.Received: (at 79992) by debbugs.gnu.org; 12 Dec 2025 08:36:50 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Fri Dec 12 03:36:50 2025 Received: from localhost ([127.0.0.1]:54074 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1vTydt-00035P-Sw for submit <at> debbugs.gnu.org; Fri, 12 Dec 2025 03:36:50 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:43630) by debbugs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from <eliz@HIDDEN>) id 1vTyds-00034t-14; Fri, 12 Dec 2025 03:36:48 -0500 Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <eliz@HIDDEN>) id 1vTydl-0004PM-N4; Fri, 12 Dec 2025 03:36:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=jzQmZ60RC9Bgq7jZANpic16aVNKdZTwr/mqsI53/eK0=; b=X7T+6Ss1bM/W wEXTtVlxq1GPAFD2NC3rpc9+fAYD9pZVfzUlJihQrUpXrUU+0NhDGbwK6+C646dZV5i6d9jgBFZj5 HvDswHtWx8ijdSR1a6GH3QwgiNahPYidnjyQrYVt4DvpYYbQp1PNJe87X/87LE3bxF4NwJTFu+D56 Gb+zlt+MYf9p/lg2W4j/15a509K/H5+GogyE5OoQcokesf11dzadVRplF+gB60yiCI9KYwjQ0Wi+a F31vAdzCk8LT39Xl0O/zR+g5S58ugMGDXXDmkpr8aosk98+ME9NEqkiw7qYS8p9w4WstCjJ/wGGl9 0ZJv5Vjq9/eIlo9B+VQq6Q==; Date: Fri, 12 Dec 2025 10:36:35 +0200 Message-Id: <861pl0aygc.fsf@HIDDEN> From: Eli Zaretskii <eliz@HIDDEN> To: Jeremy Bryant <jb@HIDDEN> In-Reply-To: <87v7icpqxy.fsf@HIDDEN> (bug-gnu-emacs@HIDDEN) Subject: Re: bug#79992: 30.2; feature request: change readability in hexl-mode or nhexl-mode References: <87v7icpqxy.fsf@HIDDEN> X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 79992 Cc: monnier@HIDDEN, 79992 <at> debbugs.gnu.org X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -3.3 (---) merge 79992 79991 severity 79992 wishlist thanks > Cc: Stefan Monnier <monnier@HIDDEN> > Date: Thu, 11 Dec 2025 22:57:29 +0000 > From: Jeremy Bryant via "Bug reports for GNU Emacs, > the Swiss army knife of text editors" <bug-gnu-emacs@HIDDEN> > > A hex dump typically has 16 bytes on the left one side, displayed as > characters on the right like this:- > > 00000000: 656d 6163 7366 6561 7475 7265 7265 7175 emacsfeaturerequ > > > But there are also other typical conventions as below. > Could we add the ability have a space in the middle, like this:- > > 00000000: 656d 6163 7366 6561 7475 7265 7265 7175 emacsfea turerequ > > And the spaces for each, like so:- > 00000000: 65 6d 61 63 73 66 65 61 74 75 72 65 72 65 71 75 emacsfea urerequ > > > Maybe this is possible already, maybe a patch could be prototyped, where > to start? This seems to be the missing part of bug#79991, so I'm merging them. As to the feature request itself: patches are welcome, as always, but please note that "there be dragons": the relevant modes AFAIR assume a specific format, and there will be a need for a lot of refactoring to adapt them to such changes. Some of what you ask is already possible, see hexl-bits, nhexl-line-width, and nhexl-group-size.
bug-gnu-emacs@HIDDEN:bug#79992; Package emacs.
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From: Stefan Monnier <monnier@HIDDEN>
To: Jeremy Bryant <jb@HIDDEN>
Subject: Re: bug#79992: 30.2; feature request: change readability in
hexl-mode or nhexl-mode
In-Reply-To: <87v7icpqxy.fsf@HIDDEN>
Message-ID: <jwvikecsa8t.fsf-monnier+emacs@HIDDEN>
References: <87v7icpqxy.fsf@HIDDEN>
Date: Thu, 11 Dec 2025 21:42:13 -0500
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> Could we add the ability have a space in the middle, like this:-
> 00000000: 656d 6163 7366 6561 7475 7265 7265 7175 emacsfea turerequ
For nhexl-mode, it shouldn't be too hard: just add a "pseudo" space via
something like an `after-string`, like we add "pseudo newlines".
IOW, in the main loop of `nhexl--jit`, create a new overlay for each
segment, placed in the middle, with a " " on its `after-string` property.
Just make sure you don't do that if `nhexl-separate-line` is non-nil.
> And the spaces for each, like so:-
> 00000000: 65 6d 61 63 73 66 65 61 74 75 72 65 72 65 71 75 emacsfea urerequ
I think you're looking for `hexl-bits` (or `nhexl-group-size` whose
value defaults to one computed from `hexl-bits`).
Stefan
bug-gnu-emacs@HIDDEN:bug#79992; Package emacs.
Full text available.Received: (at submit) by debbugs.gnu.org; 11 Dec 2025 22:57:46 +0000 From debbugs-submit-bounces <at> debbugs.gnu.org Thu Dec 11 17:57:46 2025 Received: from localhost ([127.0.0.1]:49427 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from <debbugs-submit-bounces <at> debbugs.gnu.org>) id 1vTpbV-0003in-Lr for submit <at> debbugs.gnu.org; Thu, 11 Dec 2025 17:57:46 -0500 Received: from lists.gnu.org ([2001:470:142::17]:51106) by debbugs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from <jb@HIDDEN>) id 1vTpbT-0003iW-Bm for submit <at> debbugs.gnu.org; Thu, 11 Dec 2025 17:57:44 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <jb@HIDDEN>) id 1vTpbL-0001hA-Bj for bug-gnu-emacs@HIDDEN; Thu, 11 Dec 2025 17:57:35 -0500 Received: from out-172.mta0.migadu.com ([2001:41d0:1004:224b::ac]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <jb@HIDDEN>) id 1vTpbJ-0006qd-TP for bug-gnu-emacs@HIDDEN; Thu, 11 Dec 2025 17:57:35 -0500 X-Report-Abuse: Please report any abuse attempt to abuse@HIDDEN and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=jeremybryant.net; s=key1; t=1765493850; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type; bh=ei+VTYOmY5sSX9NNmwP8G1Ggqtp6BPfWZCfgTrYJHqs=; b=ltC+QbYniRbmqwM6ABLmkdCxD73bF1FS+nRxQokBpctUHKOlZjMNXJr17EkMiVPaGxSShs DCgeQplTlQNezPEYTHeoiJp5+n3fwGnW8/lOuR06rSeTnxpcXOuEfXH0ir9QCearmYz573 zZZsgVY51o7EwuVn1ZuxoxXW1QlQpwUmctthiHnJpimPhOpBKAMvbuUERU9WQKvJoPj0gG ThHKLLZUvz8pV34bPh14gk5ny9AZvmrUo0mgBAaaI9LnN2zv9ODUlkpVemtz48lxKCXU6/ mBC53zzcKqrhHnw9cdQnQec4T3s6oEPQYvCddcBt/2EmXrAeJ/x+dS1E1L8UKA== From: Jeremy Bryant <jb@HIDDEN> To: bug-gnu-emacs@HIDDEN, Subject: 30.2; feature request: change readability in hexl-mode or nhexl-mode X-Debbugs-CC: Stefan Monnier <monnier@HIDDEN> Date: Thu, 11 Dec 2025 22:57:29 +0000 Message-ID: <87v7icpqxy.fsf@HIDDEN> MIME-Version: 1.0 Content-Type: text/plain X-Migadu-Flow: FLOW_OUT Received-SPF: pass client-ip=2001:41d0:1004:224b::ac; envelope-from=jb@HIDDEN; helo=out-172.mta0.migadu.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Score: 0.9 (/) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit <at> debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: <debbugs-submit.debbugs.gnu.org> List-Unsubscribe: <https://debbugs.gnu.org/cgi-bin/mailman/options/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=unsubscribe> List-Archive: <https://debbugs.gnu.org/cgi-bin/mailman/private/debbugs-submit/> List-Post: <mailto:debbugs-submit <at> debbugs.gnu.org> List-Help: <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=help> List-Subscribe: <https://debbugs.gnu.org/cgi-bin/mailman/listinfo/debbugs-submit>, <mailto:debbugs-submit-request <at> debbugs.gnu.org?subject=subscribe> Errors-To: debbugs-submit-bounces <at> debbugs.gnu.org Sender: "Debbugs-submit" <debbugs-submit-bounces <at> debbugs.gnu.org> X-Spam-Score: -0.1 (/) A hex dump typically has 16 bytes on the left one side, displayed as characters on the right like this:- 00000000: 656d 6163 7366 6561 7475 7265 7265 7175 emacsfeaturerequ But there are also other typical conventions as below. Could we add the ability have a space in the middle, like this:- 00000000: 656d 6163 7366 6561 7475 7265 7265 7175 emacsfea turerequ And the spaces for each, like so:- 00000000: 65 6d 61 63 73 66 65 61 74 75 72 65 72 65 71 75 emacsfea urerequ Maybe this is possible already, maybe a patch could be prototyped, where to start?
Jeremy Bryant <jb@HIDDEN>:monnier@HIDDEN, bug-gnu-emacs@HIDDEN.
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