math-bem 0.4.1

High-performance Boundary Element Method library for acoustic scattering
Documentation 
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//! Build script for math-bem
//!
//! Sets git hash for version tracking.

use std::process::Command;

fn main() {
    println!("cargo:rerun-if-changed=build.rs");

    // Set git hash for version tracking
    let git_hash = Command::new("git")
        .args(["rev-parse", "--short", "HEAD"])
        .output()
        .ok()
        .and_then(|output| String::from_utf8(output.stdout).ok())
        .map(|s| s.trim().to_string())
        .unwrap_or_else(|| "unknown".to_string());

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