From: Brian Candler <B.Candler@...>
Date: 2007-04-24T20:12:47+09:00
Subject: Re: unix zcat with ruby?

On Tue, Apr 24, 2007 at 07:52:41PM +0900, Robert Dober wrote:
> >of course but this behavior surprises me a little bit,
> forget what I said, I just switched my brain on
> the concatenation of two gzipped streams is of course not a gzipped stream,

But the standalone gzip program handles this:

$ (echo "foo" | gzip -c; echo "bar" | gzip -c) | gzip -dc
foo
bar
$ 

It enables you to grow a gzip file without having to entirely decompress and
recompress what's already there.