Module: Rscons::Util

Defined in:
lib/rscons/util.rb

Overview

A collection of stand-alone utility methods.

Class Method Summary collapse

Class Method Details

.wait_for_thread(*threads) ⇒ Thread

Wait for any of a number of threads to complete.

Parameters:

  • threads (Array<Thread>) —

    Threads to wait for.

Returns:

  • (Thread) —

    The Thread that completed.



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# File 'lib/rscons/util.rb', line 13

def wait_for_thread(*threads)
  if threads.empty?
    raise "No threads to wait for"
  end
  queue = Queue.new
  threads.each do |thread|
    # Create a wait thread for each thread we're waiting for.
    Thread.new do
      begin
        thread.join
      ensure
        queue.push(thread)
      end
    end
  end
  # Wait for any thread to complete.
  queue.pop
end