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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();
} else {
// Avoid rerunning the build script every time.
println!("cargo:rerun-if-changed=build.rs");
}
}
// 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");
}
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