to an arrangement with a custom command (wrapped by meson to capture output, to feed input) [209/229] Generating waybar-backlight-slider.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 waybar.p/src_config.cpp.o [94/229] Compiling C++ object