30bb7365c9
Switch to --long flag so format is always TAG-N-gSHA[-dirty], then split from the right. Handles pre-release tags (v0.14.0-rc1) that broke the previous left-split approach. Remove ineffective directory watch on .git/refs/tags/. Trim comments.
49 lines
1.7 KiB
Rust
49 lines
1.7 KiB
Rust
fn main() {
|
|
// --long forces "TAG-N-gSHA[-dirty]" format even on exact tag matches,
|
|
// making parsing unambiguous for pre-release tags like v0.14.0-rc1.
|
|
let git_version = std::process::Command::new("git")
|
|
.args(["describe", "--tags", "--always", "--dirty", "--long"])
|
|
.output()
|
|
.ok()
|
|
.filter(|o| o.status.success())
|
|
.and_then(|o| String::from_utf8(o.stdout).ok())
|
|
.and_then(|raw| parse_git_describe(raw.trim()));
|
|
|
|
if let Some(v) = git_version {
|
|
println!("cargo:rustc-env=NUMA_BUILD_VERSION={}", v);
|
|
}
|
|
|
|
println!("cargo:rerun-if-changed=.git/HEAD");
|
|
}
|
|
|
|
/// Parse `git describe --long` output into a SemVer-compatible string.
|
|
/// "v0.13.1-0-ga87f907" → "0.13.1"
|
|
/// "v0.13.1-9-ga87f907" → "0.13.1+a87f907"
|
|
/// "v0.14.0-rc1-0-ga87f907" → "0.14.0-rc1"
|
|
/// "v0.14.0-rc1-3-ga87f907-dirty" → "0.14.0-rc1+a87f907-dirty"
|
|
/// "a87f907" → "0.0.0+a87f907"
|
|
fn parse_git_describe(s: &str) -> Option<String> {
|
|
let s = s.strip_prefix('v').unwrap_or(s);
|
|
let dirty = s.ends_with("-dirty");
|
|
let s = s.strip_suffix("-dirty").unwrap_or(s);
|
|
|
|
// --long format: TAG-N-gSHA. Split from the right so tags with hyphens work.
|
|
let gpos = s.rfind("-g")?;
|
|
let sha = &s[gpos + 2..];
|
|
let rest = &s[..gpos];
|
|
let npos = rest.rfind('-')?;
|
|
let n: u32 = rest[npos + 1..].parse().ok()?;
|
|
let tag = &rest[..npos];
|
|
|
|
if tag.is_empty() {
|
|
return Some(format!("0.0.0+{}", sha));
|
|
}
|
|
|
|
Some(match (n, dirty) {
|
|
(0, false) => tag.to_string(),
|
|
(0, true) => format!("{}+{}-dirty", tag, sha),
|
|
(_, false) => format!("{}+{}", tag, sha),
|
|
(_, true) => format!("{}+{}-dirty", tag, sha),
|
|
})
|
|
}
|