Re: Ending NSTask doesn't release file handle opened by the task it wraps.
Re: Ending NSTask doesn't release file handle opened by the task it wraps.
- Subject: Re: Ending NSTask doesn't release file handle opened by the task it wraps.
- From: Daniel Stenmark <email@hidden>
- Date: Thu, 21 Jul 2016 17:48:13 +0000
- Thread-topic: Ending NSTask doesn't release file handle opened by the task it wraps.
Do you have any NSPipes or NSFileHandles set on the NSTask’s I/O channels? (standardOutput, standardError, and standardInput)
Dan
> On Jul 21, 2016, at 8:20 AM, Graham Cox <email@hidden> wrote:
>
> One of my apps uses NSTask to wrap a command line utility that is embedded in the same app’s resources. This utility writes files to disk - I have no knowledge of which APIs it uses to do this. If the task has ended (and I can see that the actual instance of the running command line tool has disappeared from my process tasks in Activity Monitor), and I send the file to the trash, I can’t delete it (empty trash) until the app as a whole is quit - I get the message that the file is still in use.
>
> I’ve checked that I’m closing down the NSTask properly, as far as I can see.
>
> Is this the expected behaviour?
>
> —Graham
>
>
>
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