use std::env;
fn main() {
let target = env::var("TARGET").unwrap();
if version_check::Channel::read().unwrap().is_nightly() {
println!("cargo:rustc-cfg=rustc_is_nightly");
}
if target.starts_with("thumbv7m")
| target.starts_with("thumbv7em")
| target.starts_with("thumbv8m.main")
{
println!("cargo:rustc-cfg=have_basepri");
} else if target.starts_with("thumb")
&& !(target.starts_with("thumbv6m") | target.starts_with("thumbv8m.base"))
{
panic!(
"Unknown target '{}'. Need to update BASEPRI logic in build.rs.",
target
);
}
println!("cargo:rerun-if-changed=build.rs");
}