Read and write gzip files easily.

[Russel Winder via Digitalmars-d]

And there is Zipios++

http://zipios.sourceforge.net/


On Sun, 2015-05-03 at 14:33 +0000, via Digitalmars-d wrote:
> On Thursday, 20 February 2014 at 10:35:50 UTC, Stephan Schiffels 
> wrote:
> > Hi Kamil,
> > I am glad someone has the exact same problem as I had. I 
> > actually solved this, inspired by the python API you quoted 
> > above. I wrote these classes:
> > GzipInputRange, GzipByLine, and GzipOut.
> > Here is how I can now use them:
> > 
> 
> I've polished your module a bit at:
> 
> https://github.com/nordlow/justd/blob/611ae3aac35a085af966e0c3b717deb
> 0012f637b/zio.d
> 
> Reflections:
> 
> - Performance is terrible even with -release -noboundscheck 
> -unittest. About 20 times slower than zcat $F | wc -l. I'm 
> guessing
> 
>      _chunkRange.front.dup
> 
> slows things down. I tried removing the .dup but then I get
> 
>      std.zlib.ZlibException at std/zlib.d(59): data error
> 
> I don't believe we should have to do a copy of _chunkRange.front 
> but I can't figure out how to solve it. Anybody understands how 
> to fix this?
> 
> - Shouldn't GzipOut.finish() call this.close()? Otherwise the 
> file remains unflushed.
> - And what about calling this.close() in GzipOut.~this()? Is that 
> needed to?
-- 
Russel.
=============================================================================
Dr Russel Winder      t: +44 20 7585 2200   voip: sip:russel.winder at ekiga.net
41 Buckmaster Road    m: +44 7770 465 077   xmpp: russel at winder.org.uk
London SW11 1EN, UK   w: www.russel.org.uk  skype: russel_winder
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