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From: chet@odin.INS.CWRU.Edu (Chet Ramey)
Newsgroups: comp.unix.questions
Subject: Re: File types
Message-ID: <1991Jan10.130009.3973@usenet.ins.cwru.edu>
Date: 10 Jan 91 13:00:09 GMT
References: <25397@adm.brl.mil> <127561@linus.mitre.org>
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In article <127561@linus.mitre.org> dean@snkoil.mitre.org (Dean Cookson) writes:

>Anyone know any easy way for a program to check if the argument it was
>given as an input file is a directory??  I've been using stat, but
>whatever more uses seems faster.

Stat is what more uses.  You could try opening the file for writing and
checking to see if the open fails with errno == EISDIR, but I don't think
that's any better, and it has to be less portable.

Chet
-- 
Chet Ramey				``There's just no surf in
Network Services Group			  Cleveland, U.S.A. ...''
Case Western Reserve University
chet@ins.CWRU.Edu		My opinions are just those, and mine alone.