skip custom build in meson

build.rs

@@ -49,6 +49,7 @@ fn compile_glib() {
 }
 
 fn main() {
-    // TODO: we probably only want to do this when not running under meson
-    compile_glib();
+    if !env::var("BUILD_IS_MESON").is_ok_and(|val| val == "true") {
+        compile_glib();
+    }
 }

src/application.rs

@@ -298,7 +298,6 @@ impl Application {
                 app.disconnect(signalid_.borrow_mut().take().expect("Signal ID went missing"));
                 gtk::init().expect("Failed to initalize gtk4");
                 adw::init().expect("Failed to initialize adw");
-                panel::init();
             });
             *signalid.borrow_mut() = Some(id);
         }

src/meson.build

@@ -32,7 +32,7 @@ else
   message('Building in release mode')
 endif
 
-cargo_env = [ 'CARGO_HOME=' + meson.project_build_root() / 'cargo-home' ]
+cargo_env = [ 'CARGO_HOME=' + meson.project_build_root() / 'cargo-home', 'BUILD_IS_MESON=true' ]
 
 cargo_build = custom_target(
   'cargo-build',