Ganonmaster
42 lines
1.5 KiB
Rust
42 lines
1.5 KiB
Rust
use std::process::Command;
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fn main() {
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// Emit git commit hash (short)
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let commit_hash = Command::new("git")
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.args(["rev-parse", "--short", "HEAD"])
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.output()
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.ok()
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.and_then(|o| String::from_utf8(o.stdout).ok())
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.map(|s| s.trim().to_string())
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.unwrap_or_else(|| "unknown".to_string());
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println!("cargo:rustc-env=GIT_COMMIT_HASH={commit_hash}");
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// Emit git tag describing the current commit (e.g. "v1.0.0" or "v1.0.0-3-gabcdef1")
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// `git describe --tags --exact-match` gives the exact tag; fall back to `git describe --tags`.
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let git_tag = Command::new("git")
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.args(["describe", "--tags", "--exact-match"])
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.output()
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.ok()
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.filter(|o| o.status.success())
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.and_then(|o| String::from_utf8(o.stdout).ok())
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.map(|s| s.trim().to_string())
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.or_else(|| {
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Command::new("git")
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.args(["describe", "--tags"])
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.output()
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.ok()
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.filter(|o| o.status.success())
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.and_then(|o| String::from_utf8(o.stdout).ok())
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.map(|s| s.trim().to_string())
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});
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let tag_value = git_tag.unwrap_or_else(|| "untagged".to_string());
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println!("cargo:rustc-env=GIT_TAG={tag_value}");
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// Re-run if HEAD or tag refs change
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println!("cargo:rerun-if-changed=.git/HEAD");
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println!("cargo:rerun-if-changed=.git/refs/tags");
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println!("cargo:rerun-if-changed=.git/packed-refs");
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}
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