Re: Getting USB volume serial number from inserted device on OSX

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Date	Fri, 5 Apr 2013 14:23:21 +0100
Subject	Re: Getting USB volume serial number from inserted device on OSX
From	Sven <svenito@gmail.com>
To	Tim Roberts <timr@probo.com>
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On 5 April 2013 06:20, Tim Roberts <timr@probo.com> wrote:

> John Nagle <nagle@animats.com> wrote:
> >
> >   That would be useful to have as a portable function for all USB
> >devices.  Serial port devices are particularly annoying, because their
> >port number is somewhat random when there's more than one, and changes
> >on hot-plugging.
>
> There is no portable solution.  Every operating system handles this kind of
> this very differently.  Remember, the operating system abstractions are all
> designed to hide this from you.  When you open a serial port or an audio
> device or use a file system, you aren't supposed to KNOW that there is a
> USB device behind it
>

Indeed. Which means I have a working solution under Linux, but I am
struggling to find one under OS  X.

Looks like I might have to resort to just parsing the USB tree until I find
the device that was inserted.

-- 
./Sven

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Thread

Getting USB volume serial number from inserted device on OSX Sven <svenito@gmail.com> - 2013-04-02 23:18 +0100
  Re: Getting USB volume serial number from inserted device on OSX John Nagle <nagle@animats.com> - 2013-04-04 18:58 -0700
    Re: Getting USB volume serial number from inserted device on OSX Tim Roberts <timr@probo.com> - 2013-04-04 22:20 -0700
      Re: Getting USB volume serial number from inserted device on OSX Sven <svenito@gmail.com> - 2013-04-05 14:23 +0100

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