From owner-freebsd-toolchain@FreeBSD.ORG Mon Jun 10 18:13:03 2013 Return-Path: Delivered-To: freebsd-toolchain@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 7954B7EC; Mon, 10 Jun 2013 18:13:03 +0000 (UTC) (envelope-from sjg@juniper.net) Received: from co1outboundpool.messaging.microsoft.com (co1ehsobe001.messaging.microsoft.com [216.32.180.184]) by mx1.freebsd.org (Postfix) with ESMTP id 45D0F1935; Mon, 10 Jun 2013 18:13:02 +0000 (UTC) Received: from mail158-co1-R.bigfish.com (10.243.78.245) by CO1EHSOBE020.bigfish.com (10.243.66.83) with Microsoft SMTP Server id 14.1.225.23; Mon, 10 Jun 2013 17:42:45 +0000 Received: from mail158-co1 (localhost [127.0.0.1]) by mail158-co1-R.bigfish.com (Postfix) with ESMTP id 269F67000DD; Mon, 10 Jun 2013 17:42:45 +0000 (UTC) X-Forefront-Antispam-Report: CIP:66.129.224.51; KIP:(null); UIP:(null); IPV:NLI; H:P-EMHUB02-HQ.jnpr.net; RD:none; EFVD:NLI X-SpamScore: 3 X-BigFish: PS3(zzzz1f42h1ee6h1de0h1fdah1202h1e76h1d1ah1d2ah1fc6h1082kzzz2fh2a8h668h839hf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h14ddh1504h1537h162dh1631h1758h1898h18e1h1946h19b5h1ad9h1b0ah1b88h1d0ch1d2eh1d3fh1de2h1dfeh1dffh1e23h1155h) Received-SPF: pass (mail158-co1: domain of juniper.net designates 66.129.224.51 as permitted sender) client-ip=66.129.224.51; envelope-from=sjg@juniper.net; helo=P-EMHUB02-HQ.jnpr.net ; -HQ.jnpr.net ; Received: from mail158-co1 (localhost.localdomain [127.0.0.1]) by mail158-co1 (MessageSwitch) id 137088616399600_22894; Mon, 10 Jun 2013 17:42:43 +0000 (UTC) Received: from CO1EHSMHS022.bigfish.com (unknown [10.243.78.226]) by mail158-co1.bigfish.com (Postfix) with ESMTP id 0BF2D44012C; Mon, 10 Jun 2013 17:42:43 +0000 (UTC) Received: from P-EMHUB02-HQ.jnpr.net (66.129.224.51) by CO1EHSMHS022.bigfish.com (10.243.66.32) with Microsoft SMTP Server (TLS) id 14.1.225.23; Mon, 10 Jun 2013 17:42:42 +0000 Received: from magenta.juniper.net (172.17.27.123) by P-EMHUB02-HQ.jnpr.net (172.24.192.33) with Microsoft SMTP Server (TLS) id 8.3.213.0; Mon, 10 Jun 2013 10:42:40 -0700 Received: from chaos.jnpr.net (chaos.jnpr.net [172.24.29.229]) by magenta.juniper.net (8.11.3/8.11.3) with ESMTP id r5AHgYL56816; Mon, 10 Jun 2013 10:42:36 -0700 (PDT) (envelope-from sjg@juniper.net) Received: from chaos.jnpr.net (localhost [127.0.0.1]) by chaos.jnpr.net (Postfix) with ESMTP id 6539158097; Mon, 10 Jun 2013 10:42:34 -0700 (PDT) To: Warner Losh Subject: Re: bmake exports disallowed environment variables In-Reply-To: <4E8C9D23-FD2B-40FC-B11D-204390F6DD9D@bsdimp.com> References: <20130610163609.8F4D358097@chaos.jnpr.net> <4E8C9D23-FD2B-40FC-B11D-204390F6DD9D@bsdimp.com> Comments: In-reply-to: Warner Losh message dated "Mon, 10 Jun 2013 10:59:31 -0600." From: "Simon J. Gerraty" X-Mailer: MH-E 7.82+cvs; nmh 1.3; GNU Emacs 22.3.1 Date: Mon, 10 Jun 2013 10:42:34 -0700 Message-ID: <20130610174234.6539158097@chaos.jnpr.net> MIME-Version: 1.0 Content-Type: text/plain X-OriginatorOrg: juniper.net Cc: Chris Rees , freebsd-toolchain@FreeBSD.org, tech-toolchain@netbsd.org, sjg@juniper.net X-BeenThere: freebsd-toolchain@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Maintenance of FreeBSD's integrated toolchain List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Jun 2013 18:13:03 -0000 On Mon, 10 Jun 2013 10:59:31 -0600, Warner Losh writes: >Then perhaps you can share the /bin/sh syntax to unset it? No, the point is that this variable is not supposed to be manipulated by sh at all. The name was chosen precisely because it cannot easily be put into the environment. That and it "looks" like a make internal variable - which it is.