#[cfg(target_os = "macos")] use std::env; fn main() { #[cfg(target_os = "macos")] { let deployment_target = env::var("MACOSX_DEPLOYMENT_TARGET").unwrap_or_else(|_| String::from("10.15")); swift_rs::SwiftLinker::new(deployment_target.as_str()) .with_package("sd-macos", "./") .link() } }