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Module: ActiveSupport::ForkTracker

Do not use. This module is for internal use only.
Relationships & Source Files
Namespace Children
Modules:
CoreExt, CoreExtPrivate, ModernCoreExt
Defined in: activesupport/lib/active_support/fork_tracker.rb

Class Method Summary

Class Method Details

.after_fork(&block)

[ GitHub ] 

  


# File 'activesupport/lib/active_support/fork_tracker.rb', line 67



def after_fork(&block)
  @callbacks << block
  block
end


  








  

    .after_fork_callback  
    Also known as: .check!
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/fork_tracker.rb', line 40



def after_fork_callback
  new_pid = Process.pid
  if @pid != new_pid
    @callbacks.each(&:call)
    @pid = new_pid
  end
end


  








  

    .check!  
  



  

    

Alias for .after_fork_callback.


  



  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/fork_tracker.rb', line 49



def check!
  # We trust the `_fork` callback
end


  








  

    .hook!  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/fork_tracker.rb', line 56



def hook!
  if Process.respond_to?(:_fork) # Ruby 3.1+
    ::Process.singleton_class.prepend(ModernCoreExt)
  elsif Process.respond_to?(:fork)
    ::Object.prepend(CoreExtPrivate) if RUBY_VERSION < "3.0"
    ::Kernel.prepend(CoreExtPrivate)
    ::Kernel.singleton_class.prepend(CoreExt)
    ::Process.singleton_class.prepend(CoreExt)
  end
end


  








  

    .unregister(callback)  
  

  [ GitHub ]


  

  


# File 'activesupport/lib/active_support/fork_tracker.rb', line 72



def unregister(callback)
  @callbacks.delete(callback)
end