From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eric Marsden Newsgroups: gmane.emacs.bugs Subject: bug#69749: (bindat-type sint 32 t) -> unbound variable bitlen Date: Tue, 12 Mar 2024 16:18:58 +0100 Message-ID: <82a56165-7684-4f10-a6c4-60ff27de0417@risk-engineering.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33392"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Mozilla Thunderbird To: 69749@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Mar 12 16:20:35 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 1rk3vd-0008Rx-3X for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 12 Mar 2024 16:20:33 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rk3uz-0000eb-MN; Tue, 12 Mar 2024 11:19:54 -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 1rk3ua-0000cG-PD for bug-gnu-emacs@gnu.org; Tue, 12 Mar 2024 11:19:28 -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 1rk3ua-0006Y8-6T for bug-gnu-emacs@gnu.org; Tue, 12 Mar 2024 11:19:28 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1rk3v8-0003oQ-MU for bug-gnu-emacs@gnu.org; Tue, 12 Mar 2024 11:20:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eric Marsden Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 12 Mar 2024 15:20:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 69749 X-GNU-PR-Package: emacs X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.171025678214607 (code B ref -1); Tue, 12 Mar 2024 15:20:02 +0000 Original-Received: (at submit) by debbugs.gnu.org; 12 Mar 2024 15:19:42 +0000 Original-Received: from localhost ([127.0.0.1]:43403 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rk3un-0003nX-HL for submit@debbugs.gnu.org; Tue, 12 Mar 2024 11:19:41 -0400 Original-Received: from lists.gnu.org ([209.51.188.17]:33320) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1rk3um-0003nP-7M for submit@debbugs.gnu.org; Tue, 12 Mar 2024 11:19:41 -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 1rk3uD-0000MO-8R for bug-gnu-emacs@gnu.org; Tue, 12 Mar 2024 11:19:05 -0400 Original-Received: from mail.risk-engineering.org ([2a01:4f8:c0c:a3f8::1]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rk3uB-0006Uo-86 for bug-gnu-emacs@gnu.org; Tue, 12 Mar 2024 11:19:05 -0400 DKIM-Signature: a=rsa-sha256; bh=njRrrlc3YOe9ZVWjrEgGRHIv4QpyPlCPoNuJgixqwRU=; c=relaxed/relaxed; d=risk-engineering.org; h=Subject:Subject:Sender:To:To:Cc:From:From:Date:Date:MIME-Version:MIME-Version:Content-Type:Content-Type:Content-Transfer-Encoding:Content-Transfer-Encoding:Reply-To:In-Reply-To:Message-Id:Message-Id:References:Autocrypt:Openpgp; i=@risk-engineering.org; s=default; t=1710256738; v=1; x=1710688738; b=Ba92V4W2ukMTm8r0CkQUkeFpbGf6m8qNBIsCeWjR8H0Xfm0JnxS/8iGIDFHSkqw/SINl3Fem veFyZWqA4kMDZuMi3xRFBVPnIdks4W8J28YrVqSz56/BE3ojeE12k5xLW2PbqMu3MIiiyG/sUUu R4g2+xVfChcPEGKGdM8qlK5ziJGKyIo91z2jGJFENAdrlnLuUB2Hscay91kxlhzLMEtOs02KExn DDlL2QUUB65Fdqwuw/khPr4omGOLEIa3AKTDGtE39KU+GThMIeeS2wyrUPQdZCg+BToyDexES5Z Zff26mRzpdBoxE2EFqehcwhCkVN43FO01nDN1bNDjUxjA== Original-Received: by mail.risk-engineering.org (envelope-sender ) with ESMTPS id 48ff29fc; Tue, 12 Mar 2024 16:18:58 +0100 Content-Language: en-US Received-SPF: pass client-ip=2a01:4f8:c0c:a3f8::1; envelope-from=eric.marsden@risk-engineering.org; helo=mail.risk-engineering.org X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_INVALID=0.1, DKIM_SIGNED=0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action 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:281526 Archived-At: -- file bd.el (require 'bindat) (bindat-pack (bindat-type sint 32 t) 42) -- emacs -Q --batch -l bd.el --> Error: void-variable (bitlen)   mapbacktrace(#f(compiled-function (evald func args flags) #))   debug-early-backtrace()   debug-early(error (void-variable bitlen))   (/ bitlen 8)   (+ bindat-idx (/ bitlen 8))   (setq bindat-idx (+ bindat-idx (/ bitlen 8)))   (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8))))   (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8)))))   (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8))))))   (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8)))))))(42)   bindat--length-group(42 #s(bindat--type :le (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8))))))) :ue (lambda nil (let ((n (if t (bindat--unpack-uintr bitlen) (bindat--unpack-uint bitlen)))) (if (>= n max) (- n wrap) n))) :pe (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (if t (bindat--pack-uintr bitlen v) (bindat--pack-uint bitlen v))))))))   bindat-length(#s(bindat--type :le (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8))))))) :ue (lambda nil (let ((n (if t (bindat--unpack-uintr bitlen) (bindat--unpack-uint bitlen)))) (if (>= n max) (- n wrap) n))) :pe (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (if t (bindat--pack-uintr bitlen v) (bindat--pack-uint bitlen v))))))) 42)   bindat-pack(#s(bindat--type :le (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (setq bindat-idx (+ bindat-idx (/ bitlen 8))))))) :ue (lambda nil (let ((n (if t (bindat--unpack-uintr bitlen) (bindat--unpack-uint bitlen)))) (if (>= n max) (- n wrap) n))) :pe (lambda (v) (let ((v v)) (let ((field2 (if (< v 0) (+ v wrap) v))) (let ((v field2)) (if t (bindat--pack-uintr bitlen v) (bindat--pack-uint bitlen v))))))) 42)   load-with-code-conversion("/tmp/bd.el" "/tmp/bd.el" nil t)   command-line-1(("-l" "/tmp/bd.el"))   command-line()   normal-top-level() Symbol’s value as variable is void: bitlen This bug is difficult to understand. Run from an IELM buffer, this code works as expected. The macroexpansion of the bindat-type declaration includes a binding for bitlen. GNU Emacs 29.2 (build 2, x86_64-pc-linux-gnu, GTK+ Version 3.24.41, cairo version 1.18.0) of 2024-03-09, modified by Debian