char - Determining if a device is a touchscreen device in linux -

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i trying determine /dev/input/eventx device touchscreen. looking @ return of eviocgname device name. looking @ return values of eviocgbit ioctl don't think there generic way determine touchscreen. interested in sort of solution problem. in advance time!!!

take at:

  • /dev/input/by-path/
  • /dev/input/by-id/
  • /sys/class/input/event?/device/

these might have enough info needs. wish had touchscreen test ;)


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