Module: FFI::Module::ConfigTool

Extended by:
Loader
Defined in:
lib/ffi/module/config_tool.rb

Instance Method Summary collapse

Methods included from Loader

ffi_find_library_path, ffi_load, ffi_load_failure

Instance Method Details

#ffi_load_using_config_tool(command, search_paths: [], names: [], **options) ⇒ Object 



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# File 'lib/ffi/module/config_tool.rb', line 32

def ffi_load_using_config_tool(command, search_paths: [], names: [], **options)
  return false unless output = ::IO.popen(command).read
  
  arguments = ::Shellwords.split(output)
  search_paths = search_paths.dup
  names = names.dup
  
  arguments.each do |argument|
    if match = argument.match(/\A(-[lL])(.*)\z/)
      command, value = match.captures
      case command
      when '-L'
        search_paths << value
      when '-l'
        names << value
      end
    elsif File.directory?(argument)
      # Assume it's a search path:
      search_paths << argument
    end
  end
  
  result = false
  
  # Load all specified libraries:
  names.each do |name|
    result = ffi_load(name, search_paths: search_paths, **options) || result
  end
  
  return result
rescue Errno::ENOENT
  return nil
end