import os, sys

options_filename = 'options.cache'
opts = Variables(options_filename,ARGUMENTS)
opts.Add( PathVariable( 'test_data_path', 'Path to the TestDataPrefix', '') )
env = Environment(ENV=os.environ, options=opts)
Help(opts.GenerateHelpText(env))

avoid_configure_option=ARGUMENTS.get('force_avoid_configure',0)
needs_configure = ('configure' in COMMAND_LINE_TARGETS) or not os.path.exists(options_filename) or len(ARGUMENTS)>0
avoid_configure = '--help' in COMMAND_LINE_TARGETS or avoid_configure_option=='1' or avoid_configure_option=='yes' or '-c' in ARGUMENTS

if needs_configure and not avoid_configure :
	print 'Configure phase...'
	opts.Update(env)
	opts.Save(options_filename, env)
	print "Finished."
	Exit(0)