From: grimble@nomail.afraid.org   
      
   On 30/08/12 19:13, Whiskers wrote:   
   > [Subject changed]   
   > On 2012-08-30, Grimble  wrote:   
   >> On 29/08/12 13:48, Grimble wrote:   
   >>> On 29/08/12 13:22, Whiskers wrote:   
   >>>> On 2012-08-28, Grimble  wrote:   
   >>>>> I've just commissioned a new machine that has several USB ports. One of   
   >>>>> these has an adaptor connected, and I want to set its permissions in a   
   >>>>> startup script. Unfortunately in three different starts, the address of   
   >>>>> this adaptor has varied from   
   >>>>> /dev/bus/usb/005/002 to   
   >>>>> /dev/bus/usb/002/002   
   > It's the device that needs to be identified, not whichever USB socket   
   > or hub it happens to be plugged into at any given moment.   
   >   
   > You can pipe the output from lsusb into grep, to search for a   
   > particular device:   
   >   
   >   ]$ lsusb |grep 046d:c408   
   >   Bus 003 Device 002: ID 046d:c408 Logitech, Inc. Marble Mouse (4-button)   
   >   ]$ lsusb |grep tooth   
   Thanks for that - I've written a little sed/awk script to do what I need.   
   Grimble   
      
      
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   Grimble   
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