detect.py
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	import SCons
	from SCons.Script import Exit, Configure

	from os.path import join, abspath


	def FindGBenchmark(env):
	"""
	Sets environement for Google's benchmark library
	"""
	if env.GetOption('clean'):
	return

	if 'BENCHMARK_PATH' not in env:
	print("Please set the 'BENCHMARK_PATH' vairiable " +
	"in your scons environment")
	Exit(1)

	bm_vars = {}
	bm_path = abspath(env['BENCHMARK_PATH'])
	bm_vars['CPPPATH'] = [join(bm_path, 'include')]
	bm_vars['LIBPATH'] = [join(bm_path, 'build/src')]
	bm_vars['RPATH'] = bm_vars['LIBPATH']
	bm_vars['LIBS'] = ['pthread']

	conf_env = env.Clone(**bm_vars)
	conf = Configure(conf_env)

	if not conf.CheckLibWithHeader("benchmark", "benchmark/benchmark.h",
	language="CXX"):
	raise SCons.Errors.StopError(
	"Google benchmark was not found in {}".format(bm_path))
	conf_env = conf.Finish()
	bm_vars['LIBS'] += ['benchmark']

	env.AppendUnique(**bm_vars)