Re: Do shell script question - timeouts
Re: Do shell script question - timeouts
- Subject: Re: Do shell script question - timeouts
- From: Alex Zavatone <email@hidden>
- Date: Sun, 01 Apr 2012 14:48:41 -0400
Here's the background email that I'm referencing with notes on mDNS
http://lists.apple.com/archives/applescript-users/2004/Oct/msg00465.html
On Apr 1, 2012, at 2:34 PM, Doug McNutt wrote:
> At 12:34 -0400 4/1/12, Alex Zavatone wrote:
>> Hi. I was thinking of writing a quick automatic file sharer by detecting all the local machines on a network and setting up a share on each.
>>
>> To do this, I was trying this:
>>
>> set myShellString to "mdns -B _afpovertcp._tcp. local > ~/AFP.txt 2>&1"
>> do shell script myShellString
>>
>> set myShellString to "killall mDNS"
>> do shell script myShellString
>>
>> But the shell command mdns doesn't stop, so the execution doesn't proceed past the first shell script, so I tried this:
>>
>> on main()
>> try
>> with timeout of 1 second
>> set myShellString to "mdns -B _afpovertcp._tcp. local > ~/AFP.txt 2>&1"
>> do shell script myShellString
>> end timeout
>> end try
>>
>> set myShellString to "killall mDNS"
>> do shell script myShellString
>> end main
>>
>>
>> But that seems sort of lame, almost like a cop out. Is there is a preferred method to say to the shell to run for a while, to not wait for a response, or is this the way to do it?
>
>
> The redirection of both stdout and stderr you're calling for results in no information returning to AppleScript.
>
> I would hope that a child-died signal would tell the script to proceed but I wonder??
> What shows up in APF.txt?
>
>
>
> --
>
> Applescript syntax is like English spelling:
> Roughly, though not thoroughly, thought through.
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