From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Ricardo Wurmus Newsgroups: gmane.lisp.guile.bugs Subject: bug#60799: Bogus 'Error while printing exception' message when raising srfi-35 exception Date: Sat, 14 Jan 2023 08:25:29 +0100 Message-ID: <87sfgdk1w7.fsf@elephly.net> References: <87v8l9ewcb.fsf@gmail.com> 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="6511"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.8.13; emacs 28.2 Cc: 60799@debbugs.gnu.org To: Maxim Cournoyer Original-X-From: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Sat Jan 14 08:33:30 2023 Return-path: Envelope-to: guile-bugs@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 1pGb2e-0001Vu-Eh for guile-bugs@m.gmane-mx.org; 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Fri, 13 Jan 2023 23:31:56 -0800 (PST) In-reply-to: <87v8l9ewcb.fsf@gmail.com> X-URL: https://elephly.net X-PGP-Key: https://elephly.net/rekado.pubkey X-PGP-Fingerprint: BCA6 89B6 3655 3801 C3C6 2150 197A 5888 235F ACAC X-ZohoMailClient: External X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-guile@gnu.org List-Id: "Bug reports for GUILE, GNU's Ubiquitous Extension Language" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Original-Sender: bug-guile-bounces+guile-bugs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.lisp.guile.bugs:10515 Archived-At: Hi Maxim, > When raising a srfi-35 defined exception type like in the following, a > generic (and unhelpful) "Error while printing exception" message is > shown, with not even the exception type mentioned: > > (use-modules (srfi srfi-35)) > > (define-condition-type &platform-not-found-error &error > platform-not-found-error?) > > (raise-exception &platform-not-found-error) > > > Produces: > > Backtrace: > In ice-9/boot-9.scm: > 1752:10 5 (with-exception-handler _ _ #:unwind? _ # _) > In unknown file: > 4 (apply-smob/0 #) > In ice-9/boot-9.scm: > 724:2 3 (call-with-prompt _ _ #) > In ice-9/eval.scm: > 619:8 2 (_ #(#(#))) > In ice-9/boot-9.scm: > 2836:4 1 (save-module-excursion _) > 4388:12 0 (_) > > ice-9/boot-9.scm:4388:12: Error while printing exception. > > This is probably not by design, right? Perhaps not, but conditions are expected to be raised with =E2=80=9Craise= =E2=80=9D: --8<---------------cut here---------------start------------->8--- (use-modules (srfi srfi-34) (srfi srfi-35)) (define-condition-type &platform-not-found-error &error platform-not-found-error?) (raise (condition (&platform-not-found-error))) ice-9/boot-9.scm:1685:16: In procedure raise-exception: ERROR: 1. &platform-not-found-error --8<---------------cut here---------------end--------------->8--- --=20 Ricardo