[libhid-discuss] hid_force_open failed with return code 12 again

[Xiaofan Chen]

On Thu, Mar 20, 2008 at 10:36 AM, comicinker <comicinker at gmx.de> wrote:
> I've the same problem like described here:
> http://lists.alioth.debian.org/pipermail/libhid-discuss/2007-March/000104.html
> I don't want to run my app as root to access the device.
>
> I tried the solution like already discussed in
>
> http://lists.alioth.debian.org/pipermail/libhid-discuss/2007-March/000110.html
>

This hotplug/udev/HAL stuff will depend on your distribution.

This is so far one of the best documentation:
http://www.gphoto.org/doc/manual/permissions-usb.html

An old but good document by Linus Walleij:
http://piklab.sourceforge.net/files/libusb_udev_hotplug.txt

Some examples from Piklab project:
http://piklab.wiki.sourceforge.net/USB+Port+Problems

Xiaofan
http://mcuee.blogspot.com