25 lines
843 B
Rust
25 lines
843 B
Rust
use std::process::Command;
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fn git(args: &[&str]) -> String {
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Command::new("git")
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.args(args)
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.output()
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.ok()
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.filter(|o| o.status.success())
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.map(|o| String::from_utf8_lossy(&o.stdout).trim().to_string())
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.unwrap_or_else(|| "unknown".into())
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}
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fn main() {
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let hash = git(&["rev-parse", "--short", "HEAD"]);
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let branch = git(&["rev-parse", "--abbrev-ref", "HEAD"]);
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let dirty = git(&["status", "--porcelain"]);
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let suffix = if dirty.is_empty() { "" } else { "-dirty" };
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println!("cargo:rustc-env=SWACTOR_GIT_HASH={hash}{suffix}");
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println!("cargo:rustc-env=SWACTOR_GIT_BRANCH={branch}");
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// Rebuild when HEAD changes (new commit, branch switch)
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println!("cargo:rerun-if-changed=../../.git/HEAD");
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println!("cargo:rerun-if-changed=../../.git/index");
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}
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