Date: Sun, 19 Jul 1998 12:24:46 +0930 From: Greg Lehey <grog@lemis.com> To: Jon Hamilton <hamilton@pobox.com> Cc: FreeBSD Questions <questions@FreeBSD.ORG> Subject: Re: Unsetting exported environment variables? Message-ID: <19980719122446.M957@freebie.lemis.com> In-Reply-To: <199807190240.MAA14027@allegro.lemis.com>; from Jon Hamilton on Sat, Jul 18, 1998 at 09:42:00PM -0500 References: <19980719103309.J957@freebie.lemis.com> <199807190240.MAA14027@allegro.lemis.com>
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On Saturday, 18 July 1998 at 21:42:00 -0500, Jon Hamilton wrote: > > In message <19980719103309.J957@freebie.lemis.com>, Greg Lehey wrote: > >> That was the confusion. I didn't know that there was an unset command >> in the Bourne shells as well. > > I'm rather surprised that you didn't manage to turn this up on your own, > though; since it's a shell question, I would think it would be obvious to > look in the shell's man page. From the sh(1) man page on a -stable system: > > unset name ... > The specified variables and functions are unset and unexported. > If a given name corresponds to both a variable and a function, > both the variable and the function are unset. > > I know you already found the answer; I'm just marveling that you asked > the list in the first place. Man pages are good for finding something if you know what you're looking for. I never thought there would be an "unset" command, so I would have needed to read the entire man "page" (68 pages in the case of bash), which is rather inefficient. I *did* scan it, but I thought it would be quicker to ask. It was. Greg -- See complete headers for address and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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