Re: [Boost-users] how to know when eof has been reached?

Subject: Re: [Boost-users] how to know when eof has been reached?
From: eial_at_[hidden]
Date: 2010-02-12 05:15:59

On Fri 12 Feb 12:12 2010 Roland Bock wrote:
> eial_at_[hidden] wrote:
> > hello
> > I've implemented a base64 decoder using input_filter, now for some reason I can't seem to cause it to end when reaching EOF.
> > I need to read the entire that but using >> returns what is in between spaces, so I've created a function that loops on the stream to get the data.
> > using a bool flag haven't worked because for some reason, the value isn't saved between the functions so I've tried with a specific char, that didn't worked too, how can I know when I've reached EOF?
> > the headers and source can be found at: http://gitorious.org/open-source-soccer-manager/ossm/blobs/master/src/Utilities/Base64Decoder.hpp http://gitorious.org/open-source-soccer-manager/ossm/blobs/master/src/Utilities/Base64Decoder.cpp
> > thanks.
> >
> >   
> Hi,
> 
> since you are using a filtering istream, why don't you implement your 
> filter according to the tutorial? E.g.:
> 
> http://www.boost.org/doc/libs/1_42_0/libs/iostreams/doc/tutorial/multichar_filters.html
> 
> You could then add your filter to the filter chain of a filtering stream 
> and you're done.
> 
> HTH
> 
> Roland
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> 
I had no idea there was a multi char filter, thanks alot! will look into it.