From: "Marvin Gülker" <sutniuq@...>
Date: 2009-11-23T22:41:33+09:00
Subject: Re: Killing  a thread

David Schulberg wrote:
> Doesn't work on Windows.
> 
> irb(main):004:0> $pid = spawn('tftpd32.exe')
> NoMethodError: undefined method `spawn' for main:Object
>         from (irb):4
> 
> Thought I needed popen4 but that gem didn't make any difference.
> 
> Marvin Gülker wrote:
>> David Schulberg wrote:
>>> system('app.exe')
>> 
>> This starts a subprocess which cannot be killed by killing the thread. 
>> Use Kernel#spawn (that should work on Windows, too, I think) instead and 
>> kill the subprocess:
>> -------------------------------
>> pid = spawn("app.exe")
>> sleep 10
>> Process.kill("KILL", pid)
>> -------------------------------
>> Note that you don't need the thread anymore.
>> 
>> Marvin
>> 
>> PS: You may have a look here: 
>> http://wiki.ruby-portal.de/Tricks#Externe_Programme_starten
>> ;-)

Oh, sorry. It's some time ago since I last worked with processes on a 
Windows system. You then may have a look at the win32-process gem from 
the win32-utils project: http://rubyforge.org/projects/win32utils/

Hope that helps,

Marvin
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