cloud-hypervisor/build.rs
Philipp Schuster c995b72384 build: treewide: clippy: collapse nested ifs, use let chains
This bumps the MSRV to 1.88 (also, Rust edition 2024 is mandatory).

Signed-off-by: Philipp Schuster <philipp.schuster@cyberus-technology.de>
On-behalf-of: SAP philipp.schuster@sap.com
2025-09-10 18:35:38 +00:00

32 lines
1 KiB
Rust

// Copyright © 2020 Intel Corporation
//
// SPDX-License-Identifier: Apache-2.0
//
use std::env;
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()
&& git_out.status.success()
&& let Ok(git_out_str) = String::from_utf8(git_out.stdout)
{
version = git_out_str;
// Pop the trailing newline.
version.pop();
}
// Append CH_EXTRA_VERSION to version if it is set.
if let Ok(extra_version) = env::var("CH_EXTRA_VERSION") {
println!("cargo:rerun-if-env-changed=CH_EXTRA_VERSION");
version.push_str(&format!("-{extra_version}"));
}
// 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}");
}