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Re: How do I trap Ctrl-C so it doesn't reach spawned threads?

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From Brian Candler <b.candler@pobox.com>
Newsgroups comp.lang.ruby
Subject Re: How do I trap Ctrl-C so it doesn't reach spawned threads?
Date Fri, 8 Apr 2011 08:38:27 -0500
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> 3. Anyone with a suggestion how to spawn processes not affected by a
> SIGINT?

Try replacing

Thread.new { system("...") }

with:

fork { Process.setsid; exec("...") }

This also has the advantages of:
- not using threads
- the pid of the child is the return value from fork

Regards,

Brian.

-- 
Posted via http://www.ruby-forum.com/.

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Thread

How do I trap Ctrl-C so it doesn't reach spawned threads? Jens Carlberg <jens.carlberg@ericsson.com> - 2011-04-08 02:53 -0500
  Re: How do I trap Ctrl-C so it doesn't reach spawned threads? Brian Candler <b.candler@pobox.com> - 2011-04-08 08:38 -0500
  Re: How do I trap Ctrl-C so it doesn't reach spawned threads? Charles Oliver Nutter <headius@headius.com> - 2011-04-10 18:32 -0500
    Re: How do I trap Ctrl-C so it doesn't reach spawned threads? Charles Oliver Nutter <headius@headius.com> - 2011-04-19 17:45 -0500

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