Xref: utzoo comp.lang.c:7538 comp.databases:747
Newsgroups: comp.lang.c,comp.databases
Path: utzoo!henry
From: henry@utzoo.uucp (Henry Spencer)
Subject: Re: gotcha in strtok(3)
Message-ID: <1988Feb25.081302.29803@utzoo.uucp>
Keywords: strtok(3), getenv(3), gotcha, $PATH, $DBPATH
Organization: U of Toronto Zoology
References: <45@vsi.UUCP>
Date: Thu, 25 Feb 88 08:13:02 GMT

>      The remedy is to copy the variable into a local or static
> buffer and run strtok(3) from that, leaving the environment
> alone.

Better yet, actually, is to malloc space for it.  That saves you from
having to make assumptions about how long it can be.
-- 
Those who do not understand Unix are |  Henry Spencer @ U of Toronto Zoology
condemned to reinvent it, poorly.    | {allegra,ihnp4,decvax,utai}!utzoo!henry