From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu Newsgroups: gmane.emacs.devel Subject: Re: `unreadablep' Date: Wed, 15 Dec 2021 17:51:16 +0800 Message-ID: <871r2eryaz.fsf@yahoo.com> References: <87bl1imhnd.fsf@gnus.org> <87r1aetgdn.fsf@localhost> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="30496"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux) Cc: Lars Ingebrigtsen , emacs-devel@gnu.org To: Ihor Radchenko Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Dec 15 10:53:54 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mxQyw-0007kx-GL for ged-emacs-devel@m.gmane-mx.org; Wed, 15 Dec 2021 10:53:54 +0100 Original-Received: from localhost ([::1]:54940 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mxQyv-0003ST-4C for ged-emacs-devel@m.gmane-mx.org; Wed, 15 Dec 2021 04:53:53 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:56212) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mxQwe-00054S-II for emacs-devel@gnu.org; Wed, 15 Dec 2021 04:51:34 -0500 Original-Received: from sonic301-31.consmr.mail.ne1.yahoo.com ([66.163.184.200]:33211) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mxQwZ-0004qV-IZ for emacs-devel@gnu.org; Wed, 15 Dec 2021 04:51:32 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1639561885; bh=ymyBZ3lp6jXCzZzabR5shQd+wYNjw/zLKCVZn7BGp0c=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=LLyLyZUfBBDhthdA+3iXqUbum3j5cHCOrXdNfVFCCJioQkw9EXpOgtrNOFxegDT8wTz9b74v4knGNQe8M+t8JWhGqPLNNfVxzF2OZM6GSX8ZXSWyl8pSgznf1OIPTWkmTX1zy3Js9OCF0FjacZmql6yZSt7dN3Aqso+u19AKfoUcVYYHc/z0fsrGbxV3LZMpKO19xo/7GbyoylS4hjjc4ZWaoYDWDkP/LgNj63wmHtfdaYQQcDDzJ0HH6VXTJh/O3bilAQK0Vws2ssZwviet2hgWyx0ZZSzis7scv9n3C8MEsNbrlfX24ql/lJjvJcTSWwni6CR3B8L+I//4iCd/Uw== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1639561885; bh=famAKgbQq/v5AEBpTm8ywBsTsdFpH5fV5+Wb10Q74Lk=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=gzy7Rpp3y1/qg/ViWVeWcMsAjofg9Z3/08CYubgD/gLUq4FfWUlMeO8oV9JTitPpGIXCruiOcgM7kdHjQaZmirpnnYmR/tYl40IHxWkUoUKdY6BFlLXce1XZlKfRQeG9JofICyIdW3XecLBCoDeT0SOVEIRIhY/UEbpTbLiF3I6e9Z1SIaoGHl+rNAs1VxUxx19qzm9w5YiTO2ivX1J2sxqO8LMgqNXDSv4gLzuxcQ0h2P2rCERGyfZkzMmo0Z5b3AUv8ifbnF/p6Xf7dDZkmoI6FxAwoaVJQ/kUE2ajjJLfF+BIIU1gGF5nnIvT+ZDgr08FSqGs3iHmkZ22qTzXpQ== X-YMail-OSG: 1sheHrIVM1mJat6WZ4iM8hZcFtTB4HZXfLZ4.pNky_JzQ57MlVmbRYCyJo1RyRv UdMIiWK1rhBfN81gXtzKLTktIbMC2omxKrf5Lz5X_IQFdf7O_xHU2RauYeNGhQrb8q0UUxkQy8kH xT7JVGbQWaQIrBg7wLpJoEC2gK9vKQSKaHjasfAK2gshptCeI.SJwPFaSj7o4CZyKHimt_akI2Ci Hd2VKrAc3OcanYvkZc7iQr5gQRoc9.eyNmIpIS9NzriFO8NbfyCvYIURmAhsECDhQx8t0RGbgSdf 4UkgEmE8v7Wem.0Uw6ipuAoUA50hBShrQIqrZiNW0_Tw8uL.2UKtUUF3KgOtBtDQyqLjMT3Kqv1_ 7P4FU0eYkVgQMLOH36s9kAFblwlpPsCghWEFyJqVE89imHUXv_.yUVpvHhJYTKQTSEEBIftvYld4 bJxQUhsaT5lOY809SniPKj3y.LjhmwhifUd0eeiGKcgitMcpiTRo45ZUWFoB8BSlaNaTWQ7mzI1v S2Xy3Py8d5DWRF_LMSJ28qXCOsVx.xa_dJCKlnqnSYVlZ3eILM1jQdE1L9M01UlKTAIQQTj4rMQI ztJfx702vx34o4kRDD9ScdPuNoWL2O74jdfchR7f6lEflGB.5LUzDVVVHeNGxUGgcWc89SwEWRV. 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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:282000 Archived-At: Ihor Radchenko writes: > I can see a use of adding extra argument to prin1. If the argument is > set, prin1 errors when attempting to print unreadable object or > alternatively prints nil (or other symbol) instead of the unreadable > object. Why an extra argument, and not a variable, say, `throw-printing-unreadably'? There are many callers of prin1 that could benefit from this.