From:	"John M. Aldrich" <fighteer AT cs DOT com>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: How to read/modify environment variables?
Date:	Tue, 24 Jun 1997 19:44:18 +0000
Organization:	Two pounds of chaos and a pinch of salt
Lines:	21
Message-ID:	<33B02392.4151@cs.com>
References:	<33B013CC DOT E452725B AT po DOT uni-stuttgart DOT de>
Reply-To:	fighteer AT cs DOT com
NNTP-Posting-Host:	ppp102.cs.com
Mime-Version:	1.0
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Martin Bernreuther wrote:
> 
> I like to write a small tool to add a path to the PATH variable
> only if it's not already in.
> How can I get a hold of the environment variables?
> Is there already a tool to do this?
> Is there maybe a tool just to search a environment variable for
> a string?

getenv().  Look it up in the libc docs.  See also its complement,
putenv().

-- 
John M. Aldrich, aka Fighteer I <fighteer AT cs DOT com>

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