From 9ecb30574b2aa5fb442bdcc381a178086ef9849e Mon Sep 17 00:00:00 2001
From: jess <jess@else-if.org>
Date: Fri, 17 Apr 2026 23:07:24 -0700
Subject: [PATCH] WAR

---
 windows/build.rs | 68 +++++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 65 insertions(+), 3 deletions(-)

diff --git a/windows/build.rs b/windows/build.rs
index 38957bd..5176f14 100644
--- a/windows/build.rs
+++ b/windows/build.rs
@@ -1,5 +1,67 @@
 fn main() {
-    // Icon embedding via resource compilers (winres, embed-resource) doesn't
-    // work reliably with the gnullvm toolchain. The window icon is set at
-    // runtime via winit instead — see app.rs.
+    #[cfg(target_os = "windows")]
+    {
+        use std::process::Command;
+
+        let svg = "../assets/Acord.svg";
+        let ico = "icon.ico";
+        let rc = "icon.rc";
+        let res = "icon.res";
+        let tmp = "icon_tmp";
+
+        println!("cargo:rerun-if-changed={svg}");
+
+        // Rasterize SVG → PNGs → ICO.
+        let _ = std::fs::create_dir_all(tmp);
+        let sizes = [16, 24, 32, 48, 64, 128, 256];
+        let mut pngs = Vec::new();
+        for size in sizes {
+            let out = format!("{tmp}/icon_{size}.png");
+            let s = size.to_string();
+            if !run(&["rsvg-convert", "--width", &s, "--height", &s, svg, "-o", &out]) {
+                println!("cargo:warning=rsvg-convert failed — no icon");
+                let _ = std::fs::remove_dir_all(tmp);
+                return;
+            }
+            pngs.push(out);
+        }
+        let mut magick_args: Vec<&str> = pngs.iter().map(|s| s.as_str()).collect();
+        magick_args.push(ico);
+        if !run_vec("magick", &magick_args) {
+            println!("cargo:warning=magick failed — no icon");
+            let _ = std::fs::remove_dir_all(tmp);
+            return;
+        }
+        let _ = std::fs::remove_dir_all(tmp);
+
+        // Write .rc and compile with llvm-windres directly.
+        std::fs::write(rc, "1 ICON \"icon.ico\"\r\n").ok();
+        if !run(&["llvm-windres", rc, "-o", res]) {
+            println!("cargo:warning=llvm-windres failed — no icon");
+            return;
+        }
+
+        // Tell the linker to include the compiled resource.
+        let manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap();
+        println!("cargo:rustc-link-arg-bins={manifest_dir}/{res}");
+        println!("cargo:warning=icon embedded via llvm-windres");
+    }
+}
+
+#[cfg(target_os = "windows")]
+fn run(args: &[&str]) -> bool {
+    std::process::Command::new(args[0])
+        .args(&args[1..])
+        .status()
+        .map(|s| s.success())
+        .unwrap_or(false)
+}
+
+#[cfg(target_os = "windows")]
+fn run_vec(cmd: &str, args: &[&str]) -> bool {
+    std::process::Command::new(cmd)
+        .args(args)
+        .status()
+        .map(|s| s.success())
+        .unwrap_or(false)
 }