From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-3.4 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham autolearn_force=no version=3.4.4 Received: (qmail 4476 invoked from network); 17 Feb 2023 23:30:45 -0000 Received: from zero.zsh.org (2a02:898:31:0:48:4558:7a:7368) by inbox.vuxu.org with ESMTPUTF8; 17 Feb 2023 23:30:45 -0000 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:Content-Transfer-Encoding: Content-Type:Subject:Cc:To:From:Date:References:In-Reply-To:Message-Id: Mime-Version:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID; bh=UR62cjQjm4kPjBganv0CPoP0EvEa3Dg2T/bdSZ/jI+U=; b=rGlXko3nFZFKlxZfx6GzONEdPN h0jDY49qhcoEQce5gnPz5JmYHQfR/eLQq9oBL8IMvLYIwIDWSDl8nkg1uB1r0F3qae/IN2BAhArgt hNzCcHEoSeTvqmUVBtzV1j3WopUU6oPd+H+DGboEllMmKmwn8MaA5PU4xRDwA/eX/U+Y78DtZRies Qi74gL66t9t0vDItVpJ8v0yIXiVNFelkT7B3XFA8ng+V6FIxHEvUEbIWE4v2n0rq1vZBXnZp/e1K6 oOEjKxsTEjNRu1IK6LGtnT1zW1yme4HfSOv7UdmbR3bo+vgGwvW1SpFvRqg2dcyEmWlMWJQ3YkAJX VEM9Ki4Q==; Received: by zero.zsh.org with local id 1pTABg-000Bld-39; Fri, 17 Feb 2023 23:30:44 +0000 Received: by zero.zsh.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) id 1pTABP-000BTg-PX; Fri, 17 Feb 2023 23:30:28 +0000 Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailauth.nyi.internal (Postfix) with ESMTP id 4A38A27C005A; Fri, 17 Feb 2023 18:30:25 -0500 (EST) Received: from imap48 ([10.202.2.98]) by compute1.internal (MEProxy); Fri, 17 Feb 2023 18:30:25 -0500 X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvhedrudejtddgtdelucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepofgfggfkjghffffhvfevufgtgfesthhqredtreerjeenucfhrhhomhepnfgr fihrvghntggvucggvghljoiiqhhuvgiiuceolhgrrhhrhihvseiishhhrdhorhhgqeenuc ggtffrrghtthgvrhhnpeevgefgudekveetgfdvlefhteeiveduhffftdehteeffffhueei gfejvdelteekheenucffohhmrghinhepihhnqdhulhhmrdguvgenucevlhhushhtvghruf hiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehlrghrrhihvhdomhgvshhmthhp rghuthhhphgvrhhsohhnrghlihhthidqudduhedukeejjedtgedqudduledvjeefkeehqd hlrghrrhihvheppeiishhhrdhorhhgsehfrghsthhmrghilhdrtghomh X-ME-Proxy: Feedback-ID: iaa214773:Fastmail Received: by mailuser.nyi.internal (Postfix, from userid 501) id D187A31A0063; Fri, 17 Feb 2023 18:30:24 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface User-Agent: Cyrus-JMAP/3.9.0-alpha0-156-g081acc5ed5-fm-20230206.001-g081acc5e Mime-Version: 1.0 Message-Id: <44d5e9a8-fec2-457d-9259-d06b603fcbad@app.fastmail.com> In-Reply-To: References: Date: Fri, 17 Feb 2023 18:27:50 -0500 From: =?UTF-8?Q?Lawrence_Vel=C3=A1zquez?= To: "Roman Perepelitsa" Cc: zsh-workers@zsh.org Subject: Re: what can be global aliases used for? Content-Type: text/plain;charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Seq: 51454 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: On Fri, Feb 17, 2023, at 4:19 PM, Roman Perepelitsa wrote: > On Fri, Feb 17, 2023 at 10:13 PM Lawrence Vel=C3=A1zquez wrote: >> >> 1) Autoconf uses ${1+"$@"} instead of "$@" to work around a bug >> in pre-SVR3 Bourne shells. > > Fascinating. > > This made me Google SVR3. That's System V, Release 3, right? 1987. > Before the first release of bash and zsh. That's right! Absolutely ancient, but -- to be fair -- downright modern compared to its ancestors [1]. Sensible "$@" [2]? Functions that don't trash the global positional parameters [3]? Sign me up. [1]: https://www.in-ulm.de/~mascheck/bourne/ [2]: https://www.in-ulm.de/~mascheck/various/bourne_args/ [3]: https://www.in-ulm.de/~mascheck/bourne/function_parameters.html --=20 vq