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Re: External kill of an NSThread?
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Re: External kill of an NSThread?


  • Subject: Re: External kill of an NSThread?
  • From: Murat Konar <email@hidden>
  • Date: Tue, 21 Nov 2006 15:16:12 -0800


On Nov 21, 2006, at 2:13 PM, Roland Torres wrote:

My code makes a call to a 3rd party library (not mine) that issues an NSData dataWithContentsOfURL: call. It's this call that hangs the show if it can't reach the URL specified. So I thought I might invoke it in its own thread and kill it if it hangs. Is there a better way, without mucking with the 3rd party library?

Check the URL for reachability before attempting to reach it? Search the archives for "SCNetworkCheckReachabilityByName".

I did. SCNetworkConnectionFlags() tells me only that the IP portion of the URL is valid; it doesn't verify that the URL itself is valid.

Apologies. Your description of the problem was that the library hangs when it can't reach the URL. That's a pretty easy situation to work around but is evidently not actually the situation causing you grief.


How exactly is your problematic URL invalid?

Is there some method or function I could use for this purpose?

Depends on what is wrong. There are many ways a URL can be "invalid". It might not conform to the URL spec, the host specified in the URL might not exist or be reachable, the resource pointed to by the URL might not exist, etc.


_murat
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  • Follow-Ups:
    • Re: External kill of an NSThread?
      • From: Roland Torres <email@hidden>
References: 
 >External kill of an NSThread? (From: Roland Torres <email@hidden>)
 >Re: External kill of an NSThread? (From: John Stiles <email@hidden>)
 >Re: External kill of an NSThread? (From: Filipe Varela <email@hidden>)
 >Re: External kill of an NSThread? (From: Roland Torres <email@hidden>)
 >Re: External kill of an NSThread? (From: Murat Konar <email@hidden>)
 >Re: External kill of an NSThread? (From: Roland Torres <email@hidden>)

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