peat-ffi 0.2.5

FFI bindings for Peat protocol (Kotlin/Swift via UniFFI)
Documentation 
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use std::process::Command;

fn main() {
    // Tell Cargo to rerun this if git HEAD changes
    println!("cargo:rerun-if-changed=../.git/HEAD");
    println!("cargo:rerun-if-changed=../.git/refs/heads/");

    // Get git commit hash
    let git_hash = Command::new("git")
        .args(["rev-parse", "--short=8", "HEAD"])
        .output()
        .ok()
        .and_then(|output| {
            if output.status.success() {
                String::from_utf8(output.stdout).ok()
            } else {
                None
            }
        })
        .map(|s| s.trim().to_string())
        .unwrap_or_else(|| "unknown".to_string());

    println!("cargo:rustc-env=GIT_COMMIT_HASH={}", git_hash);
}