Class: AtomicRuby::Atom

Inherits:
Object
  • Object
show all
Defined in:
lib/atomic-ruby/atom.rb,
ext/atomic_ruby/atomic_ruby.c

Instance Method Summary collapse

Constructor Details

#initialize(value) ⇒ Atom

Returns a new instance of Atom.



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# File 'lib/atomic-ruby/atom.rb', line 5

def initialize(value)
  _initialize(value)

  Ractor.make_shareable(self)
end

Instance Method Details

#_initialize(value) ⇒ Object 



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# File 'ext/atomic_ruby/atomic_ruby.c', line 44

static VALUE rb_cAtom_initialize(VALUE self, VALUE value) {
  atomic_ruby_atom_t *atomic_ruby_atom;
  TypedData_Get_Struct(self, atomic_ruby_atom_t, &atomic_ruby_atom_type, atomic_ruby_atom);
  atomic_ruby_atom->value = value;
  return self;
}

#_swap ⇒ Object 



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# File 'ext/atomic_ruby/atomic_ruby.c', line 57

static VALUE rb_cAtom_swap(VALUE self) {
  atomic_ruby_atom_t *atomic_ruby_atom;
  TypedData_Get_Struct(self, atomic_ruby_atom_t, &atomic_ruby_atom_type, atomic_ruby_atom);

  VALUE expected_old_value, new_value;
  do {
    expected_old_value = atomic_ruby_atom->value;
    new_value = rb_yield(expected_old_value);
  } while (RUBY_ATOMIC_VALUE_CAS(atomic_ruby_atom->value, expected_old_value, new_value) != expected_old_value);

  return new_value;
}

#_value ⇒ Object 



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# File 'ext/atomic_ruby/atomic_ruby.c', line 51

static VALUE rb_cAtom_value(VALUE self) {
  atomic_ruby_atom_t *atomic_ruby_atom;
  TypedData_Get_Struct(self, atomic_ruby_atom_t, &atomic_ruby_atom_type, atomic_ruby_atom);
  return (VALUE)RUBY_ATOMIC_PTR_LOAD(atomic_ruby_atom->value);
}

#swap(&block) ⇒ Object 



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# File 'lib/atomic-ruby/atom.rb', line 15

def swap(&block)
  _swap(&block)
end

#value ⇒ Object 



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# File 'lib/atomic-ruby/atom.rb', line 11

def value
  _value
end