Class: FFI::AutoPointer::Releaser Abstract

Inherits:

Object

• Object
• FFI::AutoPointer::Releaser

show all

Defined in:

lib/ffi/autopointer.rb

Overview

Instance Method Summary (collapse)

• - (Boolean) autorelease=(autorelease)

  Set autorelease attribute for pointer managed by Releaser.

• - (Object) call(*args)

  Release pointer if autorelease is set.

• - (nil) free

  Free pointer.

• - (nil) initialize(ptr, proc) constructor

  A new instance of Releaser.

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# File 'lib/ffi/autopointer.rb', line 106

def initialize(ptr, proc)
  @ptr = ptr
  @proc = proc
  @autorelease = true
end

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# File 'lib/ffi/autopointer.rb', line 126

def autorelease=(autorelease)
  @autorelease = autorelease if @ptr
end

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# File 'lib/ffi/autopointer.rb', line 132

def call(*args)
  release(@ptr) if @autorelease && @ptr
end

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# File 'lib/ffi/autopointer.rb', line 114

def free
  if @ptr
    release(@ptr)
    @autorelease = false
    @ptr = nil
    @proc = nil
  end
end