Re: Process app.

FROM : Ken Thomases
DATE : Mon Jun 30 22:44:55 2008

On Jun 30, 2008, at 10:53 AM, Jean-Daniel Dupas wrote:

>
> Le 30 juin 08 à 17:27, Jens Alfke a écrit :
>

>>
>> On 30 Jun '08, at 6:23 AM, Толя Макаров wrote:
>>

>>> Yes, that's clear, but how to get this list? I have found 2 ways: ps
>>> -ef and [[NSWorkspace sharedWorkspace] launchedApplications].

>>
>> There are underlying APIs that tools like ps and top use; you can 
>> call those. I'm not familiar with the details, however. You can 
>> look in the Darwin repository for the source code of either of 
>> those tools, or you can ask on the darwin-userlevel mailing list. 
>> (Cocoa-dev is off topic for this, since it's not related to any 
>> Cocoa APIs.)
>>
>> NSWorkspace isn't going to help, because it's in AppKit, and 
>> daemon processes (the only kind that could be running without 
>> loginwindow) aren't allowed to link against AppKit.

>
> See QA1123: Getting List of All Processes on Mac OS X.
>
> http://developer.apple.com/qa/qa2001/qa1123.html
>
> To get notification, you can use kevent with the EVFILT_PROC and 
> the NOTE_EXIT event. (man kqueue), but it's going off topics too.


More techniques:

Technical Note TN2050: Observing Process Lifetimes Without Polling
http://developer.apple.com/technotes/tn/tn2050.html

Cheers,
Ken_______________________________________________

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