waybar-upower.5 with a custom command (wrapped by meson to capture output, to feed input) [219/229] Linking target test/waybar_test [220/229] Compiling C++ object test/waybar_test.p/.._src_config.cpp.o [76/229] Compiling C++ object waybar.p/src_util_audio_backend.cpp.o [146/229] Compiling C++ object waybar.p/src_modules_sni_host.cpp.o [151/229] Compiling C++ object waybar.p/src_modules_cpu_frequency_linux.cpp.o [104/229] Compiling