[sane-devel] devfs and scanner detection

Mr E_T troll at logi.net.au
Mon Aug 18 14:14:16 BST 2003


On Mon, 18 Aug 2003, Henning Meier-Geinitz wrote:

> Keep in mind that the SANE backends are individual libraries so every
> USB backend scans for the USB devices. We could reduce the amount of
> scanning by setting the maximum amount of devices to something lower
> than 16 or by not checking /dev/usbscanner* anymore. But that doesn't
> solve the basic problem.
>
cups solves this problem by having a underlying usb/parport/... driver that the
various others use.

If this underlying driver finds the existing devices first and then the mid
level drivers then access the data through them then would this be acceptable?

-- 
regs MR E_T
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