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: call-process should not block process filters from running Date: Tue, 04 Jul 2023 21:25:18 +0800 Message-ID: <878rbvrept.fsf@yahoo.com> References: <83cz1fvjef.fsf@gnu.org> <83h6qnpieb.fsf@gnu.org> <837criq321.fsf@gnu.org> <87r0pprhfd.fsf@catern.com> <87o7kts4ba.fsf@yahoo.com> <87lefwrif5.fsf@catern.com> <834jmkn7zt.fsf@gnu.org> <878rbwrb86.fsf@catern.com> <83y1jwkk3i.fsf@gnu.org> <87ilazq354.fsf@catern.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="39481"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: emacs-devel@gnu.org To: sbaugh@catern.com Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Jul 04 15:25:59 2023 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 1qGg2Y-000A38-Dj for ged-emacs-devel@m.gmane-mx.org; Tue, 04 Jul 2023 15:25:58 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qGg2A-0006MC-8g; Tue, 04 Jul 2023 09:25:34 -0400 Original-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 ) id 1qGg28-0006M1-5O for emacs-devel@gnu.org; Tue, 04 Jul 2023 09:25:33 -0400 Original-Received: from sonic301-31.consmr.mail.ne1.yahoo.com ([66.163.184.200]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qGg26-0000an-2Q for emacs-devel@gnu.org; Tue, 04 Jul 2023 09:25:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1688477127; bh=imsAP1LqATjCjfgqt3IJPIZ1RCpVJBNe7ieON/b8tvQ=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From:Subject:Reply-To; b=FYl/dfukANCOoB1rlZSKLucZCGZsH6LkzZsTCYojYRTj70hYSmMz3A8a7yB2QIKz8HaHkLECV+czi7P8ZC0ahpWjeVHVA/4Sf6rVEz4jyHs7wkfQQTpbWUFWmx9le39D+5cLh2Ia1PrBqULwyl4kNC2o2hXqIjSYoq9VwKn/MKsoFA4iyUZ83KYZGm6wr8QCIm+ILVf4TRz/EyuxtDGGHnAUz22Km0S5BwvJS6ZdIN2cpsk+0+qOLWhyOllnT25OLlap5d+4P7+H7Z2KOcRHZhka2ZdzKlg1jqkrLV3qAN300+xKXtE2sLz2XvZJ5cBRzwRKg7KMfbzTLBtoghcj2A== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1688477127; bh=gidWZGU+yNdj1/sJUjDPPQCnzMQ/YdkV/50imAIo9l5=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=M55BPpmwAM77mUQ2wHai4mYCPVrYvXd6f1LPisJyK7+Q1DsTxTLAd6EbpVTGXLC5iO8hSeacQAKLuRpZnXR2KXmVC+d0yQ4cLdfWhy0WK+E0yhCBuTiZfUDO4bfJJ3zUSoX3xpyEfWoGF34J/hCP4Hlxwipm1UaDIIH8Ubvi2WHeMNHqmhZadCgDwPvUtWAfNazOs0u1VopnD6Df0PyZTTupxLvvGOiZ4kWo7R++cRPgBmYyOCood1gDdS3NedeaG8VQmvyk4tDg++8Rna4mLl7cOpozKX7W6/AHIom+FIKb35we8f4jjXtTKbCl1kcV4qqhxJBtCu2JFG28d1F0+w== X-YMail-OSG: S3l7YhsVM1nhLq_FWbRjMqdDb4FDpLngtKmxjURi6CtSntoxFp1M9SE.SDlTlEz oSq54ccoJjri3fAynC_Ef3uKzmrWq4528UfuUzmTgdE8iQK8D9e8K_l5GTYQCFJObIFVpChFtiTw zAo0P31czOtQFnZJrlRDbZstUrVARsadUZznpRyeRmXyr_vlKgXt2j6PshE8cXWMdybrP0NimL37 FPxf4BFM.MvTMXeSt_hT5rlUkXF8l11IFEhSuVeZ1viijYJsc.la8z6JCPLAuQAFHN.Z.rOAHp5r .2VpkS13yxvHEK3.8_6FNaUVjs2JjYkD0vyYzWIUgpvz6LOt167285I.A2hFFOjlY0ktY4cZnfDf m5OJV21heeG_VZW0QlKko8jnf5KuNNmQgvpRWqkVVw_f0cbA49z.vcVPmr6TZsqaCziz0AlsXNpn K0vzIaYc9wnWJUi3qsQnQuo3uZ4YnPEYHaRBUKKg02HGY758W0gpMwdYsH6onR26tIXngxQXr.rv nVWiTP.aHhESSFSnWW_NMhti8g9Z4AU9B7FofTxFalP.UFK1YEwO4S2MHnPxeQuVJ.bOkizUmh1o .bHW_pN9bPCHWpGBsXR44R56GXZow2_EZC1zbdQ6C5I2Ty.g_RqJbEcp1.hBHnlPvNywqP1h20Vg D34iNshANvGKaAx44UKwAUqEBCokfbZOoECDwJ7hGOYIWGlbondMrjMnoqvfz6qTxnTxrSvFwPZ9 79ZohlRUBG4cfEZs_o7glm03_DACVZibanFmZ8npOirssYNJpoaPp.PJ2TBOFqJ.Ji0_2oe5KmSy XhaWCDmRTUZGX7wMz9TleX0nqvvHDX2atgB8P_16Hn X-Sonic-MF: X-Sonic-ID: 783c26f1-0aa3-42aa-8c90-15ca30307205 Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic301.consmr.mail.ne1.yahoo.com with HTTP; Tue, 4 Jul 2023 13:25:27 +0000 Original-Received: by hermes--production-sg3-67fd64777-srcqr (Yahoo Inc. Hermes SMTP Server) with ESMTPA ID 68f18d628ffd638245ca73af564c4958; Tue, 04 Jul 2023 13:25:25 +0000 (UTC) In-Reply-To: <87ilazq354.fsf@catern.com> (sbaugh@catern.com's message of "Tue, 04 Jul 2023 08:20:39 -0400") X-Mailer: WebService/1.1.21612 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.184.200; envelope-from=luangruo@yahoo.com; helo=sonic301-31.consmr.mail.ne1.yahoo.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, 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, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:307418 Archived-At: sbaugh@catern.com writes: > (As a tangent, it's kind of sad that this call-process API has ever > caused Emacs to block/stop running Lisp - subprocesses are inherently > concurrent! They are what we use if we want Emacs to *not* block. I > understand that that's complex, but it's just kind of ironic.) You are thinking of asynchronous subprocesses and not subprocesses themselves. When you run a subprocess from /bin/sh (not jsh): #!/bin/sh sleep 10 do you expect `sleep' to execute without suspending the parent shell?