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Re: [Libcdio-devel] Fixed disc eject support on OS X

From: Natalia Portillo
Subject: Re: [Libcdio-devel] Fixed disc eject support on OS X
Date: Sun, 14 Jun 2015 18:25:02 +0100
User-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.7.0

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Hi all,

Is it me or there is no patch attached?

Natalia Portillo

El 14/6/15 a las 18:23, Rocky Bernstein escribió:
> I'm not competent enough in OSX to verify what you report. I hope
> others will try out the code, and that someone more knowledgeable
> will weigh in. Silence though will be taken as agreement with your
> change.
> Thanks for digging into this and making the change.
> On Sun, Jun 14, 2015 at 12:23 PM, Robert Kausch
> <address@hidden> wrote:
>> Hi all,
>> just had a closer look at the issues I had with ejecting discs
>> using libcdio on OS X.
>> To eject, we scheduled the DADiskUnmount and DADiskEject commands
>> and then ran CFRunLoopRunInMode(kCFRunLoopDefaultMode, 30.0,
>> TRUE); to execute. This runs the current runloop until a
>> connected source gets signaled or it times out. The catch is that
>> it stops on _any_ connected source getting signaled which works
>> fine for command line applications where usually only our own 
>> source (dacontext.canceled) is attached to the runloop. However,
>> in Cocoa applications many other sources may be connected to the
>> same runloop and fire signals all the time. The solution is to
>> run that call in a loop until our source got signaled or it timed
>> out.
>> Another issue was in using kDADiskUnmountOptionDefault when
>> unmounting. This unmounted only the audio part when dealing with
>> CD-Extra discs; the data session stayed mounted and prevented the
>> disc ejection. I changed it to kDADiskUnmountOptionWhole to
>> remedy.
>> Robert ---- Robert Kausch address@hidden
Comment: GPGTools -


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