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build.rs
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build.rs
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use chrono::TimeZone;
fn get_git_hash() -> String {
use std::process::Command;
// Allow builds from `git archive` generated tarballs if output of `git get-tar-commit-id` is
// set in an env var.
if let Ok(commit) = std::env::var("BUILD_GIT_COMMIT_ID") {
return commit[..7].to_string();
};
let commit = Command::new("git")
.arg("rev-parse")
.arg("--short=7")
.arg("--verify")
.arg("HEAD")
.output();
if let Ok(commit_output) = commit {
let commit_string =
String::from_utf8_lossy(&commit_output.stdout);
return commit_string.lines().next().unwrap_or("").into();
}
panic!("Can not get git commit: {}", commit.unwrap_err());
}
fn main() {
let now = match std::env::var("SOURCE_DATE_EPOCH") {
Ok(val) => chrono::Local
.timestamp_opt(val.parse::<i64>().unwrap(), 0)
.unwrap(),
Err(_) => chrono::Local::now(),
};
let build_date = now.date_naive();
let build_name = if std::env::var("GITUI_RELEASE").is_ok() {
format!(
"{} {} ({})",
env!("CARGO_PKG_VERSION"),
build_date,
get_git_hash()
)
} else {
format!("nightly {} ({})", build_date, get_git_hash())
};
println!("cargo:warning=buildname '{}'", build_name);
println!("cargo:rustc-env=GITUI_BUILD_NAME={}", build_name);
}