From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: from zero.zsh.org (zero.zsh.org [IPv6:2a02:898:31:0:48:4558:7a:7368]) by inbox.vuxu.org (Postfix) with ESMTP id 077EE29D6A for ; Wed, 21 Feb 2024 21:22:06 +0100 (CET) ARC-Seal: i=1; cv=none; a=rsa-sha256; d=zsh.org; s=rsa-20210803; t=1708546926; b=CNgBd9ihJUX1Qk3A5f2/7vgUFS2o1rGrJ5mbnmVapY8bk6WuofPlpKyCD+clJHxGNj69X31sxk BMksfQUQxkge9qLkANAQlU2VxXrK/m4UdAjgdgleEL7hJLrw6i1l5uM5tHtEQ0uJ5POqn5zQ0+ qFp20cIwInNYdKo73T27UCXSlIae8cvzl00VQdq/kQn108UdPvLWUo/czHE23Ck9grOQQ9Ig+R GgqY9oTOZ+x/2rlh13zXaboi3XBOU5IyDi91KbsHSIrAOW6sFD5A+/ipJoM5dvv09PKdH8Glg7 X5yXcetGGOQWE8yh3ol1gi6OtrTg+MPxunUM3DMdQtv75A==; ARC-Authentication-Results: i=1; zsh.org; iprev=pass (relay3-d.mail.gandi.net) smtp.remote-ip=217.70.183.195; dmarc=none header.from=chazelas.org; arc=none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed; d=zsh.org; s=rsa-20210803; t=1708546926; bh=2KGViiJLgcNHMszVg/s+Z4QHltXSwhLvBg8xHIjTwUc=; h=List-Archive:List-Owner:List-Post:List-Unsubscribe:List-Subscribe:List-Help: List-Id:Sender:In-Reply-To:Content-Transfer-Encoding:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:DKIM-Signature; b=ll3g0faYFpdsrBCF89OeVSRL7HP7BGEklgvHADFM4WulE0ogerr72wp+hQs1pUFJdr1zmun+83 TkCFvAqhEfWmm6SudPwaXpdljRMcl9L0lBJixKiLzTXFq/PAq1mlTjAIraWaeOLJXM9XyJygJS V04vCTWQJU5EPOjXcN5zAlBWcw3tWJ4Q9WzfE9Gc9ZgsrO2m6mYmxpI4b2Gj1whyoert/Olok3 GKiBklC2DGb4+7O50pHj3OTvboNH792uy1GrO0NxG1JkrjGtToweYPoa0Cu8bQrkr8SpXLo1Pn skLv/+aWIsSrmn43j82VVaaOc2f16qPG/dL3eNd3YzHT9g==; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=zsh.org; s=rsa-20210803; h=List-Archive:List-Owner:List-Post:List-Unsubscribe: List-Subscribe:List-Help:List-Id:Sender:In-Reply-To:Content-Transfer-Encoding :Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID; bh=v3AkYQgB+cxotwIBSnivLDKIxyOPo7ysdu80ewSrfiI=; b=A5WtySlbahPsMeD+jaWe3rHa4i 7ds+T/fNVIlI9B7pt5CUhRobDXIl6PIPFwmo6/1VytWE+llFet8AjcyiE6WEwHzYULmlU+pV0hSSq g1JU/8RU2IQCgC9cX6uktu55UvKcR6f2ugoMU4iYSHNfmFIG+vmLA2ZVgrsJ/NZSi9OJyyk/YwzF9 ZyHkIWX7k1kunxCY3M7C0icvdSls27ilE7BeUyWi8lUJn4a5XD+Di78RCYs35PWwPosxbHdylZelo w3j1aiDcWvLDXVxWHfS6X/rWbGr+hOEQxbUOB0LPYL1dVwnNgrtSxu662KWq+zYistDoPH7Ipw5bA mvLZxXMg==; Received: by zero.zsh.org with local id 1rct6U-000N8M-Cb; Wed, 21 Feb 2024 20:22:06 +0000 Authentication-Results: zsh.org; iprev=pass (relay3-d.mail.gandi.net) smtp.remote-ip=217.70.183.195; dmarc=none header.from=chazelas.org; arc=none Received: from relay3-d.mail.gandi.net ([217.70.183.195]:60499) by zero.zsh.org with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) id 1rct6F-000Mmz-Ak; Wed, 21 Feb 2024 20:21:51 +0000 Received: by mail.gandi.net (Postfix) with ESMTPSA id E421360008; Wed, 21 Feb 2024 20:21:50 +0000 (UTC) Date: Wed, 21 Feb 2024 20:21:50 +0000 From: Stephane Chazelas To: Bart Schaefer Cc: zsh workers Subject: Re: $var not expanded in ${x?$var} Message-ID: <20240221202150.tccftcqbxqqexq4x@chazelas.org> Mail-Followup-To: Bart Schaefer , zsh workers References: <20230113080246.nghigc4givvaomve@chazelas.org> <836025199.2014747.1673889335246@mail.virginmedia.com> <20240220070505.fd6jfbcdldieqv7u@chazelas.org> <20240220193911.avnmcqfliwltkj5m@chazelas.org> <20240221194534.o2mufin7orng6ttg@chazelas.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-GND-Sasl: stephane@chazelas.org X-Seq: 52572 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: 2024-02-21 11:52:51 -0800, Bart Schaefer: > On Wed, Feb 21, 2024 at 11:45 AM Stephane Chazelas > wrote: > > > > 2024-02-20 20:44:47 -0800, Bart Schaefer: > > [...] > > > + case 'S': > > > + str = va_arg(ap, const char *); > > > + fprintf(file, "%s", str); > > > + break; > > [...] > > > > I suspect there's something wrong with that as it could not > > possibly work for ${var?$'\0'}. > > What would you expect it to do? You can't have it both raw and not > raw. I would expect it to write the NUL character ('\0') to stderr, which fprintf couldn't do as it takes a NUL-delimited string. With the patch applied, I get: $ (: ${1?$'a\0b'}) |& sed -n l zsh: 1: a\203 b$ Maybe needs some unmetafy + fwrite. -- Stephane