| use std::env; |
| use std::fs; |
| use std::io::Write; |
| use std::path; |
| |
| fn main() { |
| println!("cargo:rerun-if-changed=build.rs"); |
| |
| // env::ARCH doesn't include full triplet, and AFAIK there isn't a nicer way of getting the full triplet |
| // (see lib.rs for the rest of this hack) |
| let out = path::PathBuf::from(env::var_os("OUT_DIR").expect("run within cargo")) |
| .join("current_target.txt"); |
| let default_target = env::var("TARGET").expect("run as cargo build script"); |
| let mut file = fs::File::create(out).unwrap(); |
| file.write_all(default_target.as_bytes()).unwrap(); |
| } |
