From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS22989 209.51.188.0/24 X-Spam-Status: No, score=-3.3 required=3.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE, SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id 543DD1F55B for ; Mon, 11 May 2020 17:42:01 +0000 (UTC) Received: from localhost ([::1]:46454 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jYCRE-0005IV-81 for normalperson@yhbt.net; Mon, 11 May 2020 13:42:00 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:36590) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jYCQi-0005BW-2R for bug-gnulib@gnu.org; Mon, 11 May 2020 13:41:29 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:34911 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jYCQg-0005QG-16 for bug-gnulib@gnu.org; Mon, 11 May 2020 13:41:27 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1589218883; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jYgBONnc9rv5oC1agWus7rNHxOevfJBprycREBY8pbY=; b=I/yoa/6aJDaW3hdoCwITnr4nYSf3Q+XrZNS5jOSEmj9hprgep5SPOSXuZEi2Gs44aUYr3x CTc6mHXHshaSALZPjJwzX8YAdCiZ9tbxQ22L5O+ej2Cg2U+gz7F1pKohybKRvBouZcFZdv AUPK3cdjvLHmI//BpTNbaOH+yBj0V7Y= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-345-u5j66zEHN7SamQFPyznvBA-1; Mon, 11 May 2020 13:41:15 -0400 X-MC-Unique: u5j66zEHN7SamQFPyznvBA-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 705D2EC1A0; Mon, 11 May 2020 17:41:14 +0000 (UTC) Received: from [10.3.116.145] (ovpn-116-145.phx2.redhat.com [10.3.116.145]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C93956299D; Mon, 11 May 2020 17:41:13 +0000 (UTC) Subject: Re: portability of fopen and 'e' (O_CLOEXEC) flag To: Bruno Haible , bug-gnulib@gnu.org References: <7d7cfa6e-af75-82d0-e076-bf411b87a3ab@gmx.de> <21479440.KlRyoMc3gv@omega> From: Eric Blake Organization: Red Hat, Inc. Message-ID: Date: Mon, 11 May 2020 12:41:12 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <21479440.KlRyoMc3gv@omega> Content-Language: en-US X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=207.211.31.81; envelope-from=eblake@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/11 01:43:51 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: bug-gnulib@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Gnulib discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?Q?Tim_R=c3=bchsen?= Errors-To: bug-gnulib-bounces+normalperson=yhbt.net@gnu.org Sender: "bug-gnulib" On 5/11/20 11:37 AM, Bruno Haible wrote: > > POSIX [2][3], macOS [4], FreeBSD [5], Solaris [6] don't support this 'e' flag. Although it _is_ slated to be added in a future revision of POSIX: https://www.austingroupbugs.net/view.php?id=411 > > How about using open() with O_CLOEXEC, and then fdopen()? In the meantime, this is indeed more portable. -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3226 Virtualization: qemu.org | libvirt.org