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Re: NSFileHandle and thread safety
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Re: NSFileHandle and thread safety


  • Subject: Re: NSFileHandle and thread safety
  • From: Daniel Stenmark <email@hidden>
  • Date: Mon, 25 Jul 2016 19:37:54 +0000
  • Thread-topic: NSFileHandle and thread safety

1. Can I write to two different files using two NSFIleHandles from two threads at the same time?

Yes.

2. Can I read from a single file using two NSFileHandles on two threads at the same time?

Why would you need to do that in the first place?  Unless you’re reading a single byte at a time, it sounds like a sure-fire way to get corrupted data, regardless of whether you’re using NSFileHandle or good old POSIX methods.  I don’t think there’s inherently dangerous about the operation itself, but the resulting data buffers are probably going to be gibberish.

Dan
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  • Follow-Ups:
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References: 
 >NSFileHandle and thread safety (From: "J.E. Schotsman" <email@hidden>)

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