use std::env; fn main() { let target_os = env::var("CARGO_CFG_TARGET_OS"); let target_env = env::var("CARGO_CFG_TARGET_ENV"); if Ok("windows") == target_os.as_deref() && Ok("msvc") == target_env.as_deref() { set_windows_exe_options(); } } // Add a manifest file to rustc.exe. fn set_windows_exe_options() { static WINDOWS_MANIFEST_FILE: &str = "Windows Manifest.xml"; let mut manifest = env::current_dir().unwrap(); manifest.push(WINDOWS_MANIFEST_FILE); println!("cargo:rerun-if-changed={}", WINDOWS_MANIFEST_FILE); // Embed the Windows application manifest file. println!("cargo:rustc-link-arg-bin=rustc-main=/MANIFEST:EMBED"); println!("cargo:rustc-link-arg-bin=rustc-main=/MANIFESTINPUT:{}", manifest.to_str().unwrap()); // Turn linker warnings into errors. println!("cargo:rustc-link-arg-bin=rustc-main=/WX"); }