From: Robert Klemme <bob.news@...>
Date: 2005-07-15T17:20:51+09:00
Subject: Re: Zlib::GzipWriter#close error

Austin Ziegler wrote:
> On 7/14/05, Gavin Kistner <gavin@refinery.com> wrote:
>> Why is Zlib::GzipWriter#close throwing an error here? The resulting
>> file comes out as desired.
>
> I don't think that it's GZipWriter#close with the error. I think it's
> the block form of File.open that's doing a close on out_file, which
> may be already closed because you used GzipWriter#close.
>
> I had similar problems with Archive::Tar::Minitar. I think that
> there's a different method for GzipWriter that will "finish" the
> GzipWriter instance but not close the resulting stream.
>
> (rummage)
>
> Here it is. Change gz.close to gz.finish.
>
> --------------------------------------------------
>      Zlib::GzipFile#finish finish()
> ------------------------------------------------------------------------
>      Closes the GzipFile object. Unlike Zlib::GzipFile#close, this
>      method never calls the close method of the associated IO object.
>      Returns the associated IO object.
>
> -austin

Maybe the block form of GzipWriter#open is a solution, too...

Zlib::GzipWriter.open('hoge.gz') do |gz|
    gz.write 'jugemu jugemu gokou no surikire...'
endhttp://www.ruby-doc.org/stdlib/libdoc/zlib/rdoc/index.htmlKind regards
robert