Graphite/editor/build.rs
2025-02-21 13:52:05 -08:00

24 lines
1.4 KiB
Rust

use std::process::Command;
const GRAPHITE_RELEASE_SERIES: &str = "Alpha 4";
fn main() {
// Execute a Git command for its stdout. Early exit if it fails for any of the possible reasons.
let try_git_command = |args: &[&str]| -> Option<String> {
let git_output = Command::new("git").args(args).output().ok()?;
let maybe_empty = String::from_utf8(git_output.stdout).ok()?;
let command_result = (!maybe_empty.is_empty()).then_some(maybe_empty)?;
Some(command_result)
};
// Execute a Git command for its output. Return "unknown" if it fails for any of the possible reasons.
let git_command = |args| -> String { try_git_command(args).unwrap_or_else(|| String::from("unknown")) };
// Rather than printing to any terminal, these commands set environment variables in the Cargo toolchain.
// They are accessed with the `env!("...")` macro in the codebase.
println!("cargo:rustc-env=GRAPHITE_GIT_COMMIT_DATE={}", git_command(&["log", "-1", "--format=%cd"]));
println!("cargo:rustc-env=GRAPHITE_GIT_COMMIT_HASH={}", git_command(&["rev-parse", "HEAD"]));
let branch = std::env::var("GITHUB_HEAD_REF").unwrap_or_default();
let branch = if branch.is_empty() { git_command(&["name-rev", "--name-only", "HEAD"]) } else { branch };
println!("cargo:rustc-env=GRAPHITE_GIT_COMMIT_BRANCH={branch}");
println!("cargo:rustc-env=GRAPHITE_RELEASE_SERIES={GRAPHITE_RELEASE_SERIES}");
}