waybar-custom.5 with a custom command (wrapped by meson to capture output, to feed input) [174/229] Compiling C++ object waybar.p/src_modules_river_tags.cpp.o [115/229] Compiling C++ object waybar.p/src_modules_river_window.cpp.o [114/229] Compiling C++ object waybar.p/src_util_regex_collection.cpp.o [96/229] Compiling C++ object waybar.p/src_modules_idle_inhibitor.cpp.o