icon_sizes = [ '16x16', '22x22', '24x24', '32x32', '48x48', '256x256' ] foreach icon_size: icon_sizes install_data( join_paths(icon_size, 'gnome-power-manager.png'), install_dir: join_paths(control_center_icondir, 'hicolor', icon_size, 'apps') ) endforeach