cloud-hypervisor/build.rs
Omer Faruk Bayram 59012ccc6e build: rename BUILT_VERSION to BUILD_VERSION
Signed-off-by: Omer Faruk Bayram <omer.faruk@sartura.hr>
2023-04-14 12:13:46 -07:00

25 lines
757 B
Rust

// Copyright © 2020 Intel Corporation
//
// SPDX-License-Identifier: Apache-2.0
//
use std::process::Command;
fn main() {
let mut version = "v".to_owned() + env!("CARGO_PKG_VERSION");
if let Ok(git_out) = Command::new("git").args(["describe", "--dirty"]).output() {
if git_out.status.success() {
if let Ok(git_out_str) = String::from_utf8(git_out.stdout) {
version = git_out_str;
}
}
}
// This println!() has a special behavior, as it will set the environment
// variable BUILD_VERSION, so that it can be reused from the binary.
// Particularly, this is used from src/main.rs to display the exact
// version.
println!("cargo:rustc-env=BUILD_VERSION={version}");
}