veloren/common/build.rs

30 lines
948 B
Rust
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2019-07-21 17:45:31 +00:00
use std::env;
use std::fs::File;
use std::io::Write;
use std::path::Path;
use std::process::Command;
fn main() {
match Command::new("git")
.args(&["rev-parse", "--short", "HEAD"])
.output()
{
Ok(output) => match String::from_utf8(output.stdout) {
Ok(hash) => {
let mut target = File::create(
Path::new(
&env::var("OUT_DIR").expect("failed to query OUT_DIR environment variable"),
)
.join("githash"),
)
.expect("failed to create git hash file!");
target
.write_all(hash.trim().as_bytes())
.expect("failed to write to file!");
}
Err(e) => panic!("failed to convert git output to UTF-8: {}", e),
},
Err(e) => panic!("failed to retrieve current git commit hash: {}", e),
}
}