build: add basu as sd-bus provider

include/swaybar/tray/tray.h

@@ -6,6 +6,8 @@
 #include <systemd/sd-bus.h>
 #elif HAVE_LIBELOGIND
 #include <elogind/sd-bus.h>
+#elif HAVE_BASU
+#include <basu/sd-bus.h>
 #endif
 #include <cairo.h>
 #include <stdint.h>

meson.build

@@ -104,8 +104,12 @@ if get_option('sd-bus-provider') == 'auto'
 		sdbus = dependency('libelogind',
 			required: false,
 			version: '>=239',
+			not_found_message: 'libelogind not found, trying basu',
 		)
 	endif
+	if not sdbus.found()
+		sdbus = dependency('basu', required: false)
+	endif
 else
 	sdbus = dependency(get_option('sd-bus-provider'), required: get_option('tray'))
 endif
@@ -122,6 +126,7 @@ conf_data.set10('HAVE_XWAYLAND', have_xwayland)
 conf_data.set10('HAVE_GDK_PIXBUF', gdk_pixbuf.found())
 conf_data.set10('HAVE_LIBSYSTEMD', sdbus.found() and sdbus.name() == 'libsystemd')
 conf_data.set10('HAVE_LIBELOGIND', sdbus.found() and sdbus.name() == 'libelogind')
+conf_data.set10('HAVE_BASU', sdbus.found() and sdbus.name() == 'basu')
 conf_data.set10('HAVE_TRAY', have_tray)
 
 scdoc = dependency('scdoc', version: '>=1.9.2', native: true, required: get_option('man-pages'))

meson_options.txt

@@ -6,4 +6,4 @@ option('xwayland', type: 'feature', value: 'auto', description: 'Enable support
 option('tray', type: 'feature', value: 'auto', description: 'Enable support for swaybar tray')
 option('gdk-pixbuf', type: 'feature', value: 'auto', description: 'Enable support for more image formats in swaybg')
 option('man-pages', type: 'feature', value: 'auto', description: 'Generate and install man pages')
-option('sd-bus-provider', type: 'combo', choices: ['auto', 'libsystemd', 'libelogind'], value: 'auto', description: 'Provider of the sd-bus library')
+option('sd-bus-provider', type: 'combo', choices: ['auto', 'libsystemd', 'libelogind', 'basu'], value: 'auto', description: 'Provider of the sd-bus library')