Module: Process

Defined in:
lib/process_shared/mach.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.fork ⇒ Object

Override to first copy all shared ports (semaphores, etc.) from parent process to child process.



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# File 'lib/process_shared/mach.rb', line 66

def fork
  # make a port for receiving message from child
  port = Mach::Port.new
  port.insert_right(:make_send)
  Mach::Task.self.set_bootstrap_port(port)
  
  if block_given?
    pid = __mach_original_fork__ do
      ProcessShared::Mach.after_fork_child
      yield
    end

    ProcessShared::Mach.after_fork_parent(port)
    pid
  else
    if pid = __mach_original_fork__
      ProcessShared::Mach.after_fork_parent(port)
      pid
    else
      ProcessShared::Mach.after_fork_child
      nil
    end
  end
end

Instance Method Details

#__mach_original_fork__ ⇒ Object 



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# File 'lib/process_shared/mach.rb', line 61

alias_method :__mach_original_fork__, :fork