From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Tomas Hlavaty Newsgroups: gmane.emacs.help Subject: Re: Waiting for 'compile' to finish Date: Fri, 10 Jan 2025 10:25:42 +0100 Message-ID: <87a5bzc961.fsf@neko.mail-host-address-is-not-set> References: <87o70fn4v6.fsf@neko.mail-host-address-is-not-set> <877c73mzyv.fsf@neko.mail-host-address-is-not-set> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="7258"; mail-complaints-to="usenet@ciao.gmane.io" Cc: help-gnu-emacs@gnu.org To: Marco Antoniotti Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Jan 10 10:26:28 2025 Return-path: Envelope-to: geh-help-gnu-emacs@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 1tWBHg-0001gb-M7 for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 10 Jan 2025 10:26:28 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tWBH2-0005ia-UC; Fri, 10 Jan 2025 04:25:48 -0500 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 1tWBH1-0005i2-7K for help-gnu-emacs@gnu.org; Fri, 10 Jan 2025 04:25:47 -0500 Original-Received: from logand.com ([37.48.87.44]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tWBGz-00088H-Q3 for help-gnu-emacs@gnu.org; Fri, 10 Jan 2025 04:25:46 -0500 Original-Received: by logand.com (Postfix, from userid 1001) id CEDBB1A0369; Fri, 10 Jan 2025 10:25:43 +0100 (CET) X-Mailer: emacs 29.4 (via feedmail 11-beta-1 I) In-Reply-To: Received-SPF: pass client-ip=37.48.87.44; envelope-from=tom@logand.com; helo=logand.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:149196 Archived-At: On Thu 09 Jan 2025 at 22:38, Marco Antoniotti wrote: > Thanks... and how exactly do I do that? > On Thu, Jan 9, 2025 at 10:36=E2=80=AFPM Tomas Hlavaty wr= ote: >> On Thu 09 Jan 2025 at 21:00, Marco Antoniotti wrote: >> > I meant "programmatically", as in: checking if the process/thread is >> alive >> > or not. >> poll it in idle timer for timer see (describe-function 'run-with-idle-timer) the nice thing about polling is that it works universally without having to know implementation details and without having a hook for the right event thus if you don't know and cannot dig deeper =3D> poll but I found even better solution in my .emacs using set-process-sentinel, something like this: (set-process-sentinel (get-buffer-process (get-buffer eepitch-buffer-name)) (lambda (_process event) (when (equal "finished\n" event) (run-with-idle-timer 1 nil after)))) so you can watch the process without polling and call your callback when you need. this is what I do to pull emails: (defun background-repl (code command exit after) (eepitch code) (eepitch-kill) (eepitch code) (set-process-sentinel (get-buffer-process (get-buffer eepitch-buffer-name)) (lambda (_process event) (when (equal "finished\n" event) (run-with-idle-timer 1 nil after)))) (mapc 'eepitch-line (ensure-list command)) (mapc 'eepitch-line (ensure-list exit))) usage: (background-repl '(shell "**nm") "notmuch new" "exit" (lambda () (notmuch-search "tag:inbox")))