# Load subversion binding libraries
ENABLE_SUBVERSION = begin
  require 'svn/core'
  require 'svn/fs'
  require 'svn/delta'
  require 'svn/repos'
  require 'svn/client'
  true
rescue LoadError
  false
end unless Object.const_defined?(:ENABLE_SUBVERSION) && Object.const_get(:ENABLE_SUBVERSION) == false