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|
use std::env;
use std::path::Path;
use std::process::Command;
fn main() {
println!("cargo:rerun-if-changed=build.rs");
set_commit_info_for_rustc();
}
fn set_commit_info_for_rustc() {
if !Path::new(".git").exists() {
return;
}
let output = match Command::new("git")
.arg("log")
.arg("-1")
.arg("--date=short")
.arg("--format=%H %h %cd")
.arg("--abbrev=9")
.output()
{
Ok(output) if output.status.success() => output,
_ => return,
};
let stdout = String::from_utf8(output.stdout).unwrap();
let mut parts = stdout.split_whitespace();
let mut next = || parts.next().unwrap();
println!("cargo:rustc-env=WASMTIME_GIT_HASH={}", next());
println!(
"cargo:rustc-env=WASMTIME_VERSION_INFO={} ({} {})",
env!("CARGO_PKG_VERSION"),
next(),
next()
);
}
|
