From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#73446: 29.1; Curious behaviour with with-current-buffer and read-string Date: Tue, 24 Sep 2024 16:43:22 +0300 Message-ID: <864j65dv5x.fsf@gnu.org> References: <86msjxdzd3.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16003"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 73446@debbugs.gnu.org To: Al Haji-Ali Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Sep 24 15:45:05 2024 Return-path: Envelope-to: geb-bug-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 1st5qj-00040y-Ao for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 24 Sep 2024 15:45:05 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1st5qN-00082x-FH; Tue, 24 Sep 2024 09:44:43 -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 1st5qL-0007uL-5K for bug-gnu-emacs@gnu.org; Tue, 24 Sep 2024 09:44:41 -0400 Original-Received: from debbugs.gnu.org ([2001:470:142:5::43]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1st5qH-0007nV-OC for bug-gnu-emacs@gnu.org; Tue, 24 Sep 2024 09:44:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debbugs.gnu.org; s=debbugs-gnu-org; h=References:In-Reply-To:From:Date:To:Subject; bh=UxOdcH4jc1rXoGYMGsb32mr8YgiExOEKCdRMEpBcsVw=; b=X+zE/hh3JiwT2Q7iZ5ykljTs2iK8Yh6vCexhvA2f1WdthwE4zLwYYBKPlIM3e/+CgBZl1D0YeQqmU+xlI2yZSlXscPvJZcfOpoRWgg/Do3XID7CfcDKJAiVTSGuThpRhYBBiLVwziTF8zQ3cy0gf3BOh3iiTk1aPzwHtMm5XlOV4fj4v5S90T+GqwTNhD9PPnxLMPbFB3yUEcbMBYan/UUpMPRiTauFXVz7d8rRco+edk+g9G6pK1/Wdv43Fjz+ZRTGESaJU67AAbvGemJHwWbdoTNZ+pSdcaT9qEd0ppXLJopITnY4KCbg1lJ2Dl2ngLVNM5tqzwk1a7f6PE0w3Jg==; Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1st5qg-00028C-3s for bug-gnu-emacs@gnu.org; Tue, 24 Sep 2024 09:45:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 24 Sep 2024 13:45:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 73446 X-GNU-PR-Package: emacs Original-Received: via spool by 73446-submit@debbugs.gnu.org id=B73446.17271854558117 (code B ref 73446); Tue, 24 Sep 2024 13:45:02 +0000 Original-Received: (at 73446) by debbugs.gnu.org; 24 Sep 2024 13:44:15 +0000 Original-Received: from localhost ([127.0.0.1]:45576 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1st5pr-00026j-Bo for submit@debbugs.gnu.org; Tue, 24 Sep 2024 09:44:15 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:54096) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1st5pg-00025u-4g for 73446@debbugs.gnu.org; Tue, 24 Sep 2024 09:44:10 -0400 Original-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 ) id 1st5pC-0007R8-66; Tue, 24 Sep 2024 09:43:30 -0400 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=UxOdcH4jc1rXoGYMGsb32mr8YgiExOEKCdRMEpBcsVw=; b=bg4Ew9N0hKoo zD/Zy/YyV2nxuSkA0Zlrb0ctSjxVhn8mqVZY9kNQ14NPp3Hp2PbsU+hlNR3jaOC20DVbqZYwTht+w Ccc70sf7J986YsrNPhmkjxefMZSW5KKGOxjGs0y3eQsMvB/MOSosMCe/ZQW3lyV7bUJpiHhC/BymB jdlFlXdjaTLrvs5ZKfsaxT1KobJ7Dfudoy7H+veRlv5UZGwB6DQSuI9vef7hDdTl3Wbo//vuGeyP9 QFxMh0yh3YIsEquUP6NvEKP03TrbddVxt90TTxQTmgzLPWlMyek9KKOrVw4AcVlEEbyaPft3cr65Y UU1TzGG0hEfzihpGV0bqFw==; In-Reply-To: (message from Al Haji-Ali on Tue, 24 Sep 2024 14:12:43 +0100) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:292334 Archived-At: > From: Al Haji-Ali > Cc: 73446@debbugs.gnu.org > Date: Tue, 24 Sep 2024 14:12:43 +0100 > > > 1. Open 'emacs -Q'. > 2. Paste the following into the scratch buffer > > (progn > (defun test-bug-73446 nil > (let ((buf1 "test1") > (buf2 "test2")) > (switch-to-buffer (get-buffer-create buf1)) > (insert (make-string 20 ?H)) > (goto-char 1) > (switch-to-buffer (get-buffer-create buf2)) > > (let ((switch-to-buffer-preserve-window-point t) > start before after) > (display-buffer buf1 'display-buffer-use-some-window) > > (with-current-buffer (get-buffer buf1) > (setq start (point)) > (goto-char 10) > (setq before (point)) > (with-current-buffer (get-buffer buf2) ;; some random buffer > (read-string "Test: ")) > (setq after (point))) > (list start before after)))) > (message "%S" (test-bug-73446))) > > 3. Press `C-x c-e` (or call `eval-last-sexp`) > 3. Press return when the prompt "Test: " appears. > 4. I see the output (1 10 1), instead of (1 10 10) as I would expect. If this is what you do, then it's the expected behavior: test1 is displayed in another window, and so its window-point overrides what you do. See the node "Window Point" in the ELisp manual. This is not a bug.