popen in thread on QNX

Laszlo Zsolt Nagy gandalf at geochemsource.com
Thu Sep 8 13:13:39 CEST 2005

Jacek Popławski wrote:

>I am still in the process of creating my script which will run command 
>received from socket.
>My scripts works perfectly on Linux, but doesn't work on QNX!
>File "/usr/lib/python2.4/popen2.py", line 108, in __init__
>	self.pid = os.fork()
>OSError: [Errno 89] Function not implemented
>When I try to use os.popen3 - it works. But when I try to use it in new 
>thread - I see that error message.
>Do you see any solution?
>This script must work on QNX, command must be on thread, because I need 
>to stop it after timeout. I need popen to see stdout and stderr.
>Any ideas?
os.popen already creates a new process. So what if you try to call 
os.popen from your main thread, then pass the file descriptors to your 
It is just an idea...


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