Class: Archive::BaseArchive

Inherits:
Object
  • Object
show all
Defined in:
lib/ffi-libarchive/archive.rb

Direct Known Subclasses

Reader, Writer

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(alloc, free) ⇒ BaseArchive

Returns a new instance of BaseArchive.

Raises:



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# File 'lib/ffi-libarchive/archive.rb', line 322

def initialize(alloc, free)
  @archive = nil
  @archive_free = nil
  @archive = alloc.call
  @archive_free = [nil]
  raise Error, @archive unless @archive

  @archive_free[0] = free
  ObjectSpace.define_finalizer(self, BaseArchive.finalizer(@archive, @archive_free))
end

Class Method Details

.finalizer(archive, archive_free) ⇒ Object 



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# File 'lib/ffi-libarchive/archive.rb', line 333

def self.finalizer(archive, archive_free)
  proc do |*_args|
    archive_free[0].call(archive) if archive_free[0]
  end
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/ffi-libarchive/archive.rb', line 339

def close
  # TODO: do we need synchronization here?
  if @archive
    # TODO: Error check?
    @archive_free[0].call(@archive)
  end
ensure
  @archive = nil
  @archive_free[0] = nil
  @data = nil
end

#errno ⇒ Object 



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# File 'lib/ffi-libarchive/archive.rb', line 362

def errno
  C.archive_errno(@archive)
end

#error_string ⇒ Object 



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# File 'lib/ffi-libarchive/archive.rb', line 358

def error_string
  C.archive_error_string(@archive)
end