Class: Fiddle::CompositeHandler

Inherits:
Object
  • Object
show all
Defined in:
lib/fiddle/import.rb

Overview

Used internally by Fiddle::Importer

Instance Method Summary collapse

Constructor Details

#initialize(handlers) ⇒ CompositeHandler

Create a new handler with the open handlers

Used internally by Fiddle::Importer.dlload


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# File 'lib/fiddle/import.rb', line 12

def initialize(handlers)
  @handlers = handlers
end

Instance Method Details

#[](symbol) ⇒ Object

See Fiddle::CompositeHandler.sym


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# File 'lib/fiddle/import.rb', line 39

def [](symbol)
  sym(symbol)
end

#handlersObject

Array of the currently loaded libraries.


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# File 'lib/fiddle/import.rb', line 17

def handlers()
  @handlers
end

#sym(symbol) ⇒ Object

Returns the address as an Integer from any handlers with the function named symbol.

Raises a DLError if the handle is closed.


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# File 'lib/fiddle/import.rb', line 25

def sym(symbol)
  @handlers.each{|handle|
    if( handle )
      begin
        addr = handle.sym(symbol)
        return addr
      rescue DLError
      end
    end
  }
  return nil
end