Date: Wed, 16 Nov 2011 11:22:39 +0100 From: Joerg Sonnenberger <joerg@britannica.bec.de> To: freebsd-hackers@freebsd.org Subject: Re: easy way to determine if a stream or fd is seekable Message-ID: <20111116102239.GA2687@britannica.bec.de> In-Reply-To: <20111115202450.GA73512@freebsd.org> References: <20111115202450.GA73512@freebsd.org>
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On Tue, Nov 15, 2011 at 08:24:50PM +0000, Alexander Best wrote: > one of the things i'm missing is an easy way to determine, whether a stream or > fd is seekable. i checked the dd(1) and hd(1) sources and those tools are > performing so much stuff just to find out if this is the case, and they still > are doing a very poor job. Isn't the primary issue that FreeBSD doesn't properly report errors for lseek(2)? I think you should start from that and not hack around the fallout... Joerg
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