Difference between revisions of "Working with Sub-processes in Ruby"

Latest revision as of 10:02, 30 July 2012

When working on a POSIX OS you can use fork and exec.

fork => Create a subprocess

exec => Replace current process with another process

You can advise your main-process that you do not need to wait in the completion of the sub-process using the Process.detach call.

job1 = fork do
  exec "/path/to/daemon01"
end

Process.detach(job1)

...

@@ Line 6: / Line 6: @@
   exec => Replace current process with another process
-You then need to inform that your main-process is not interested in the created subprocesses via Process.detach.
+You can advise your main-process that you do not need to wait in the completion of the sub-process using the Process.detach call.
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