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: [External] : Re: Conditional binding and testing of `lexical-binding' Date: Mon, 03 Jan 2022 08:49:30 +0800 Message-ID: <87mtkdiqxx.fsf@yahoo.com> References: <874k6mjomk.fsf@yahoo.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29668"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux) Cc: LdBeth , "emacs-devel@gnu.org" To: Drew Adams Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Jan 03 01:54:16 2022 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 1n4Bc8-0007YE-ME for ged-emacs-devel@m.gmane-mx.org; Mon, 03 Jan 2022 01:54:16 +0100 Original-Received: from localhost ([::1]:44416 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1n4Bc6-00052d-Nr for ged-emacs-devel@m.gmane-mx.org; Sun, 02 Jan 2022 19:54:14 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:41420) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1n4BXh-00034r-JY for emacs-devel@gnu.org; Sun, 02 Jan 2022 19:49:41 -0500 Original-Received: from sonic301-30.consmr.mail.ne1.yahoo.com ([66.163.184.199]:38126) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1n4BXg-0006YM-0U for emacs-devel@gnu.org; Sun, 02 Jan 2022 19:49:41 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1641170978; bh=+NiqZWg/tW/0KxnaZTu8kQalddeNsue3Z/ucqY2wct0=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=DzCcsf4N1+Uzb/sj22oFBlH3bbwUk9Lon0TA/0DWxHKQuQXGYKWjuhRyymiauJVlbn17t+7m2EexJkdKvfWefOHql+Qg0zO8eYNCq7p8O0mCwtijZ7NFllV6+7WtzPW82N/gD73Yrkbyx7+6Iwl1Lt0PbJelVPVE6F/MCgc2NLfO8o7Wtkbw5vQAL3KCEag+6dqWz8+TIu8sG5CyeDnrr2/iNV2h1m+JoyI5UlMiuAWrnVW1//HBperZbp74ULveHEpabnGiFluqfFxkTUYrqGe1y+WduDk7HI8VvSZgAkvMeE6/ql80A9vz1cZkU/SPb4/DXS+A3EDfeGkVPHMlEQ== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1641170978; bh=3s1V/zTi28SGGBeNHCrP8YVaNQbDuc0xGo4LRmYrtp0=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=c1Et6P13TacEckkvzB70qU3onojv79yNmARspvklyZEpQFiYo/Fav3YLPPmi5Vq55IEwS0+QL6w7hf2X3qk+c8izAYVtCaYGxoomanVEG2aI7rHaRPwvf9+UCi+X8A0amIW6WskxLrNmvfFSRTsIgIaVDZIyVU0z27+queFTJRjqr3ZLE3RUpDKCT4CTPNR6XOVFSPjw1t572l4matpzbzZ/Mk0HJGgA+vON90N1pqJKYVvS4WewUbk4GpkShuxbGc0nyD6HVBEdk6lopEOMogGFEpMaHmwLwhHCoF/9bd8vpylm8eibcuuhJsqbEhI8JDUrZpeALCKHmFkHAwzzPg== X-YMail-OSG: gMUQPIAVM1nBhEHMMOeROG2cXY8e_o43a1G8XJeyoLt1__P7uvxdOQdYmTEy_sk Ru9T9wObszFJGOWquue7YELABQci8CfIKWmU_lr6i6WtDSD_aw9hzE1igRDADMjJVz9pNR8_JVRf vzu.F6sqHGEqusTfLPabp56zQ2tY1X5WIbXqRSkZ384AQUJhaUfBqL6NEEe8Az61rk4XAGgmVRMn A7fYmuH0p6wvM9mEbS6swhmGPJ4pOmkblg.btUr1VtP8M2zur5N4miip.udLamMxb13eV0GNQTSm iPUN7RLoMmoADRwz5mJtc1IQRnqdBSq1SzB.J_19pROyI75b_NhOMLWubH6vcT3WwGpK63akvNZL gjS_0n88MoiyEKWocO6WPGvineRGk6Nzhg90XzP30iSjF4CMmDIp8kRwtdj45Y8IdFBDA5ZvtMk_ _Q9IASPby_yqh.MfZcWQvTn6Nv9_WuqXJOHbyqn0IpQH2rTe4qEC1nPGNc7iH3eSxWXtHyLEHdsk BMPn.7kofqLrO0xYNLZSB2dE9P4wDMtZhDXauZTUR48GCfnMX9yL6Mcvj6WQP3QMWdFjHhqZyDUs SrTXY.hA0BQNIJAtr7670KUcMg4fnct3i4WIA5mQ2l0KZ2CZyz4En12FTzan1FJALWiS7jS9qqg. wNaXpqulpq8AO5L5r4oq64U1dhEvcd8pvMdiZ0a6rQluufUxcA0ixkW1RO80KVyCo1.iTJk4Cknf zcZzuicg0N6Rw9dGHqOd__JMsVr6eMZ8.y4rIwtAQR8PogHuHswK9Q3x.A_cSYEL6Q2l5D6JK7YY gV.5qaBLEXCrVV8YQcbBrh6_iNc0zzb91dSR_6_n2n X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic301.consmr.mail.ne1.yahoo.com with HTTP; Mon, 3 Jan 2022 00:49:38 +0000 Original-Received: by kubenode514.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 39ec6c9dd7d07f00971f874ef30e6ed9; Mon, 03 Jan 2022 00:49:35 +0000 (UTC) In-Reply-To: (Drew Adams's message of "Sun, 2 Jan 2022 23:01:15 +0000") X-Mailer: WebService/1.1.19551 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.184.199; envelope-from=luangruo@yahoo.com; helo=sonic301-30.consmr.mail.ne1.yahoo.com X-Spam_score_int: -1 X-Spam_score: -0.2 X-Spam_bar: / X-Spam_report: (-0.2 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." 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:283984 Archived-At: Drew Adams writes: > I fear you're maybe not getting it. I admit I didn't look at your original post, so I probably missed some context. I'm speaking from my own experience of writing software that had to work with both old and new versions of Emacs. There, lexical binding did not pose much of an advantage. Thanks.