66 lines
2.1 KiB
Rust
66 lines
2.1 KiB
Rust
fn main() {
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#[cfg(target_os = "windows")]
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{
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let svg = "../assets/Acord.svg";
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let ico = "icon.ico";
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let rc = "icon.rc";
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let res = "icon.res";
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let tmp = "icon_tmp";
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println!("cargo:rerun-if-changed={svg}");
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// Rasterize SVG → PNGs → ICO.
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let _ = std::fs::create_dir_all(tmp);
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let sizes = [16, 24, 32, 48, 64, 128, 256];
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let mut pngs = Vec::new();
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for size in sizes {
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let out = format!("{tmp}/icon_{size}.png");
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let s = size.to_string();
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if !run(&["rsvg-convert", "--width", &s, "--height", &s, svg, "-o", &out]) {
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println!("cargo:warning=rsvg-convert failed — no icon");
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let _ = std::fs::remove_dir_all(tmp);
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return;
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}
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pngs.push(out);
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}
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let mut magick_args: Vec<&str> = pngs.iter().map(|s| s.as_str()).collect();
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magick_args.push(ico);
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if !run_vec("magick", &magick_args) {
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println!("cargo:warning=magick failed — no icon");
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let _ = std::fs::remove_dir_all(tmp);
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return;
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}
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let _ = std::fs::remove_dir_all(tmp);
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// Write .rc and compile with llvm-windres directly.
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std::fs::write(rc, "1 ICON \"icon.ico\"\r\n").ok();
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if !run(&["llvm-windres", rc, "-o", res]) {
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println!("cargo:warning=llvm-windres failed — no icon");
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return;
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}
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// Tell the linker to include the compiled resource.
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let manifest_dir = std::env::var("CARGO_MANIFEST_DIR").unwrap();
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println!("cargo:rustc-link-arg-bins={manifest_dir}/{res}");
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println!("cargo:warning=icon embedded via llvm-windres");
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}
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}
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#[cfg(target_os = "windows")]
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fn run(args: &[&str]) -> bool {
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std::process::Command::new(args[0])
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.args(&args[1..])
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.status()
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.map(|s| s.success())
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.unwrap_or(false)
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}
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#[cfg(target_os = "windows")]
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fn run_vec(cmd: &str, args: &[&str]) -> bool {
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std::process::Command::new(cmd)
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.args(args)
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.status()
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.map(|s| s.success())
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.unwrap_or(false)
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}
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