comment "signal-estimator needs a toochain w/ C++, threads, gcc >= 7"
	depends on !BR2_INSTALL_LIBSTDCPP \
		|| !BR2_TOOLCHAIN_GCC_AT_LEAST_7 \
		|| !BR2_TOOLCHAIN_HAS_THREADS

config BR2_PACKAGE_SIGNAL_ESTIMATOR
	bool "signal-estimator"
	depends on BR2_INSTALL_LIBSTDCPP
	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_7 # C++17
	depends on BR2_TOOLCHAIN_HAS_THREADS # alsa-lib
	select BR2_PACKAGE_ALSA_LIB
	help
	  signal-estimator is a small command-line and GUI tool allowing
	  to measure different characteristics of the signal looped back
	  from audio output to audio input.

	  https://github.com/gavv/signal-estimator