Module: FFI::Function::RegisterAttach

Included in:
FFI::Function
Defined in:
lib/ffi/function.rb

Overview

Stash the Function in a module variable so it can be inspected by attached_functions. On CRuby it also ensures that it does not get garbage collected.

Instance Method Summary collapse

Instance Method Details

#attach(mod, name) ⇒ Object 



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# File 'lib/ffi/function.rb', line 57

def attach(mod, name)
  funcs = mod.instance_variable_defined?("@ffi_functions") && mod.instance_variable_get("@ffi_functions")
  unless funcs
    funcs = {}
    mod.instance_variable_set("@ffi_functions", funcs)
  end
  funcs[name.to_sym] = self
  # Jump to the native attach method of CRuby, JRuby or Tuffleruby
  super
end