composition/build.rs
2023-05-02 13:50:09 -06:00

25 lines
765 B
Rust

use std::process::Command;
fn main() {
if let Ok(output) = Command::new("git").args(["rev-parse", "HEAD"]).output() {
let git_hash = String::from_utf8_lossy(&output.stdout).to_string();
println!("cargo:rustc-env=GIT_HASH={}", git_hash);
} else {
println!("cargo:rustc-env=GIT_HASH=000000000");
}
if let Ok(output) = Command::new("git")
.args(["log", "-1", "--format=%cI"])
.output()
{
let iso_date = String::from_utf8_lossy(&output.stdout).to_string();
println!("cargo:rustc-env=GIT_DATE={}", iso_date);
} else {
println!("cargo:rustc-env=GIT_DATE=1970-01-01");
}
println!(
"cargo:rustc-env=BUILD_TARGET={}",
std::env::var("TARGET").unwrap()
);
}