Re: Re: Examples in Hurd Hacking Guide not working

[James Joseph]

On Fri, 27 Sep 2002 Marcus Brinkmann wrote :
> On Fri, Sep 27, 2002 at 04:56:17AM -0000, James  Joseph wrote:
> > Hi,
> > I have a Hurd H4 system, which i recently upgraded (using the 
> long
> > version of the instructions given by Marcus) to 
> hurd-20020804.
> > The system seemed to be working fine.  But when i use the 
> included
> > gcc-3.0 compiler to compile one of the first examples in The 
> Hurd
> > Hacking Guide, it does not execute as expected.  The 
> function
> > io_read(...) used to read the specified file into a buffer 
> is
> > reading zero bytes!
>
> What size of file does it get from io_readable?

> > > io_readable(...) is returning the correct size of the file 
> > > specified at command line, i am printing out the value of 
> > > 'amount' here to make sure, and it is ok.  After this, the 
> > > io_read(...) executes without any errors, but amount is set to 
> > > 0(&amount is passed as argument and i am assuming that returns 
> > > the no. of bytes read. (i guess that means 0 bytes read)  The 
> > > size of the file is thus being calculated correctly, but the 
> > > reading isn't taking place.

James

> Thanks,
> Marcus
>
>
> --
> `Rhubarb is no Egyptian god.' GNU      http://www.gnu.org    
> marcus@gnu.org
> Marcus Brinkmann              The Hurd 
> http://www.gnu.org/software/hurd/
> Marcus.Brinkmann@ruhr-uni-bochum.de
> http://www.marcus-brinkmann.de/

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