From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Philipp Stephani Newsgroups: gmane.emacs.bugs Subject: bug#44942: 28.0.50; Emacs should print a backtrace on uncaught errors in batch mode Date: Sun, 29 Nov 2020 16:27:04 +0100 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="00000000000043d77405b54087fe" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12237"; mail-complaints-to="usenet@ciao.gmane.io" To: 44942@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Nov 29 16:28:13 2020 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 1kjOcX-00034U-DU for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 29 Nov 2020 16:28:13 +0100 Original-Received: from localhost ([::1]:49102 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kjOcW-0000l7-1B for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 29 Nov 2020 10:28:12 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57120) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kjOcP-0000kz-Dc for bug-gnu-emacs@gnu.org; Sun, 29 Nov 2020 10:28:05 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:40709) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kjOcL-0007Uu-OY for bug-gnu-emacs@gnu.org; Sun, 29 Nov 2020 10:28:05 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kjOcL-0004Va-LM for bug-gnu-emacs@gnu.org; Sun, 29 Nov 2020 10:28:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Philipp Stephani Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 29 Nov 2020 15:28:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 44942 X-GNU-PR-Package: emacs Original-Received: via spool by 44942-submit@debbugs.gnu.org id=B44942.160666364317269 (code B ref 44942); Sun, 29 Nov 2020 15:28:01 +0000 Original-Received: (at 44942) by debbugs.gnu.org; 29 Nov 2020 15:27:23 +0000 Original-Received: from localhost ([127.0.0.1]:52255 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kjObi-0004UT-Rt for submit@debbugs.gnu.org; Sun, 29 Nov 2020 10:27:23 -0500 Original-Received: from mail-oo1-f49.google.com ([209.85.161.49]:41222) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1kjObh-0004UA-BX for 44942@debbugs.gnu.org; Sun, 29 Nov 2020 10:27:21 -0500 Original-Received: by mail-oo1-f49.google.com with SMTP id i7so2140854oot.8 for <44942@debbugs.gnu.org>; Sun, 29 Nov 2020 07:27:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=BTpBI9gT7XOkcRTxk1fN4ZX+GGskyic5Eo9x2DmP38M=; b=eXd4is3ef1XRkAk+ehOaza2ItXKTCFaFBXWTRrADU0LEykb2cPLg4AVNR4PpUssSJO 2UeRSFge3nRVZEKKn0XGZv6v/Nn1ZZUK8nSRGLtoOkHfuJN6hhHbOBgmybABxmfdAWeM 1opPYjgJDCvn364TUu6b8fnsYxNH+eslgi9oV0At1t7TxmGpaSPTEw6s3nFJLNqyKHJm N3Au/mXN6uQsL5ONVofpaZsEvscaa8LNA/Rvy0R/MO9AVs7fkT81HWJYOdvOaRNsOi10 q1jOi92Ku7NK29xt80sJji6sdONBDMGea+ROodXpgL5fmTpPqf7QGmWqL6bCPRu2S8ow XAeg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=BTpBI9gT7XOkcRTxk1fN4ZX+GGskyic5Eo9x2DmP38M=; b=aHhKqeeEM7P9mxv9T+QgWTTaZv/3OwVP0yycsx1MagVpesYF6FK4eh/LVm7E5gtciV CZc/6W+1dYi81BT5apqbDVG/+pzYFkywRRyRVt0eW0Q7Dx2GfXrElMyp5xX1oLjl+Yab 1pcFCqNriuV6vKloJoGQWaboV29wIu2WMkmdbiCRvaZFDJntE3b3jzvaniC3nEA7bGKv pr2CXU4wMUX/kUQ7jUfYZWYbh7wo6xohfJL4SSYjmxk/V+HF2VPynK8mu6StvymTH6xz 47bKwWPpopNg2BwdS4LdHGVHJs8j9lQ6fLuCeJg0CJm0gff9gHX0ay52rVHn4Xgcf3ex R0LQ== X-Gm-Message-State: AOAM5302k235kHY3GUkujgeugcRjpgvAlqVMFOpxiJl2zHcH6Tw+Kfyr Tt+kxBLeNtCO3NyfrV7YK0NQsbyg38jGw7iSX9dkZIVK X-Google-Smtp-Source: ABdhPJwmLvOs4Q1+BLsXLVUQQVjA3Xk4RAgQcDgsKUiFMG6iYddiMlWlwHDrGI3BHuTDlImeKNMh/cs9QuNidoRUSY8= X-Received: by 2002:a4a:2d1a:: with SMTP id y26mr12169117ooy.71.1606663635446; Sun, 29 Nov 2020 07:27:15 -0800 (PST) In-Reply-To: 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" Xref: news.gmane.io gmane.emacs.bugs:194560 Archived-At: --00000000000043d77405b54087fe Content-Type: text/plain; charset="UTF-8" Am So., 29. Nov. 2020 um 11:48 Uhr schrieb Philipp Stephani : > > > $ emacs -Q -batch -eval '(progn (defun foo () (error "Boo")) (foo))' > Boo > > Emacs should print a backtrace here to make it possible to debug such > errors. It's possible to force Emacs to print a backtrace by binding > `debug-on-error', however, that is incorrect because it changes the > meaning of `with-demoted-errors' and `condition-case-unless-debug', > causing code that would normally work to fail with an error. Instead, > `signal' should print a backtrace if in batch mode and if it jumps to > the top-level error handler. It looks like this logic could be > special-cased in signal_or_quit, similar to the debugger logic. > I've attached a patch. --00000000000043d77405b54087fe Content-Type: text/x-patch; charset="US-ASCII"; name="0001-Print-a-backtrace-on-unhandled-errors-in-batch-mode-.patch" Content-Disposition: attachment; filename="0001-Print-a-backtrace-on-unhandled-errors-in-batch-mode-.patch" Content-Transfer-Encoding: base64 Content-ID: X-Attachment-Id: f_ki3a0se10 RnJvbSA2NDQxY2EyY2E5ZWQwMjMzY2RmNDc0Y2M2NGE4NjBhM2NmZjUxMjIyIE1vbiBTZXAgMTcg MDA6MDA6MDAgMjAwMQpGcm9tOiBQaGlsaXBwIFN0ZXBoYW5pIDxwaHN0QGdvb2dsZS5jb20+CkRh dGU6IFN1biwgMjkgTm92IDIwMjAgMTQ6MjQ6NTcgKzAxMDAKU3ViamVjdDogW1BBVENIXSBQcmlu dCBhIGJhY2t0cmFjZSBvbiB1bmhhbmRsZWQgZXJyb3JzIGluIGJhdGNoIG1vZGUKIChCdWcjNDQ5 NDIpLgoKKiBzcmMvZXZhbC5jIChzaWduYWxfb3JfcXVpdCk6IFByaW50IGEgYmFja3RyYWNlIGlu IGJhdGNoIG1vZGUgaWYgbm8KZXJyb3IgaGFuZGxlciB3YXMgZm91bmQuCgoqIHRlc3Qvc3JjL2V2 YWwtdGVzdHMuZWwgKGV2YWwtdGVzdHMvYmFja3RyYWNlLWluLWJhdGNoLW1vZGUpCihldmFsLXRl 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