Re: [Libusb-devel] LibUSB for USB 1.1 and 2.0

[Johannes E. <joh...@er...>]

Are you running the same version of gcc on both systems?

JE

On Tue, May 18, 2004, Nagarajan, Haripriyax <har...@in...> wrote:
> Actually I am using libusb-0.1.7 on both systems :-(.I am running Linux OS kernel 2.4.9 for USB 1.1 amd 2.4.18 on 2.0 system.
> 
> -----Original Message-----
> From: lib...@li... [mailto:lib...@li...] On Behalf Of Charles Lepple
> Sent: Tuesday, May 18, 2004 3:03 PM
> To: Nagarajan, Haripriyax
> Cc: lib...@li...
> Subject: Re: [Libusb-devel] LibUSB for USB 1.1 and 2.0
> 
> 
> On May 18, 2004, at 4:36 PM, Nagarajan, Haripriyax wrote:
> 
> > I am using libusb interface to work with a USB based debugging device 
> > from Intel. I want to use the same .so files of my program on both USB 
> > 1.1 and 2.0 systems, assuming libusb will shield the kernel layer.
> 
> It usually does shield you from those sorts of differences.
> 
> >  But a rebuild of my program is required while switching between 1.1 
> > and 2.0 systems. Otherwise, my program crashes when it tries to get 
> > the dev->descriptor.idProduct and other related information becaz 
> > usb_device struct is corrupted.?(usb_get_busses call doesn't seem 
> > to?update the usb_busses properly).Am I missing anything?
> 
> What OS are you using? (Distribution, kernel, etc.)
> 
> Is it possible that both systems are using slightly different versions 
> of libusb, and are not properly versioning the libraries.
> 
> -- 
> Charles Lepple
> cl...@gh...
> 
> 
> 
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