chore: improve Windows resource generation

Cargo.toml

@@ -23,6 +23,12 @@ features = [
   "Win32_UI_WindowsAndMessaging",
 ]
 
+[build-dependencies]
+winresource = "0.1"
+
+[package.metadata.winresource]
+LegalCopyright = "Copyright (c) 2024 Noah Dunbar"
+
 [profile.release]
 lto = true
 codegen-units = 1

build.rs

@@ -1,24 +1,7 @@
-#[cfg(target_os = "windows")]
-pub fn add_resource(name: String) {
-  let out_dir = std::env::var("OUT_DIR").expect("No OUT_DIR env var");
-
-  if !std::process::Command::new("rc.exe")
-    .args(["/fo", &format!("{}/{}.lib", &out_dir, &name), "/I", &out_dir, &(name.to_owned() + &String::from(".rc"))])
-    .status()
-    .expect("Could not find rc.exe")
-    .success()
-  {
-    panic!("Failed to build resource file");
-  }
-
-  println!("cargo:rustc-link-search=native={}", &out_dir);
-  println!("cargo:rustc-link-lib=dylib={}", &name);
-}
-
-#[cfg(target_os = "windows")]
 fn main() {
-  add_resource(String::from("resources"));
+  if std::env::var("CARGO_CFG_TARGET_OS").unwrap() == "windows" {
+    let mut res = winresource::WindowsResource::new();
+    res.set_icon("icon.ico");
+    res.compile().unwrap();
+  }
 }
-
-#[cfg(not(target_os = "windows"))]
-fn main() {}