gistfile1.rb

require 'osx/cocoa'

include OSX

OSX.load_bridge_support_file('/path/to/Security.bridgesupport')

def create_access(access_label)
  err, myself = SecTrustedApplicationCreateFromPath(nil)
  err, some_other = SecTrustedApplicationCreateFromPath('/Applications/Mail.app')

  trusted_apps = NSArray.arrayWithObjects(myself, some_other, nil)

  err, access = SecAccessCreate(access_label, trusted_apps)

  return nil unless err == 0

  return access
end