use rustc_version::{version_meta, Channel};
fn main() {
let target = std::env::var("TARGET").unwrap_or_default();
if matches!(version_meta().unwrap().channel, Channel::Nightly) {
println!("cargo:rustc-cfg=rustc_nightly");
}
if target == "wasm32-unknown-unknown" {
println!("cargo:rustc-cfg=getrandom_backend=\"wasm_js\"");
}
}