03f35af9c1
We use calendar versioning which isn't supported by Cargo, so we need to add an extra leading zero to the month for releases between January and September to match our usual 'YY.0M' formatting. Closes #12414
82 lines
2.6 KiB
Rust
82 lines
2.6 KiB
Rust
use std::borrow::Cow;
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use std::path::Path;
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use std::process::Command;
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const MAJOR: &str = env!("CARGO_PKG_VERSION_MAJOR");
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const MINOR: &str = env!("CARGO_PKG_VERSION_MINOR");
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const PATCH: &str = env!("CARGO_PKG_VERSION_PATCH");
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fn main() {
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let git_hash = Command::new("git")
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.args(["rev-parse", "HEAD"])
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.output()
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.ok()
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.filter(|output| output.status.success())
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.and_then(|x| String::from_utf8(x.stdout).ok())
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.or_else(|| option_env!("HELIX_NIX_BUILD_REV").map(|s| s.to_string()));
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let minor = if MINOR.len() == 1 {
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// Print single-digit months in '0M' format
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format!("0{MINOR}")
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} else {
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MINOR.to_string()
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};
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let calver = if PATCH == "0" {
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format!("{MAJOR}.{minor}")
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} else {
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format!("{MAJOR}.{minor}.{PATCH}")
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};
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let version: Cow<_> = match &git_hash {
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Some(git_hash) => format!("{} ({})", calver, &git_hash[..8]).into(),
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None => calver.into(),
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};
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println!(
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"cargo:rustc-env=BUILD_TARGET={}",
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std::env::var("TARGET").unwrap()
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);
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println!("cargo:rustc-env=VERSION_AND_GIT_HASH={}", version);
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if git_hash.is_none() {
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return;
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}
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// we need to revparse because the git dir could be anywhere if you are
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// using detached worktrees but there is no good way to obtain an OsString
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// from command output so for now we can't accept non-utf8 paths here
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// probably rare enouch where it doesn't matter tough we could use gitoxide
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// here but that would be make it a hard dependency and slow compile times
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let Some(git_dir): Option<String> = Command::new("git")
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.args(["rev-parse", "--git-dir"])
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.output()
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.ok()
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.filter(|output| output.status.success())
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.and_then(|x| String::from_utf8(x.stdout).ok())
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.map(|x| x.trim().to_string())
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else {
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return;
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};
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// If heads starts pointing at something else (different branch)
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// we need to return
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let head = Path::new(&git_dir).join("HEAD");
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if head.exists() {
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println!("cargo:rerun-if-changed={}", head.display());
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}
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// if the thing head points to (branch) itself changes
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// we need to return
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let Some(head_ref): Option<String> = Command::new("git")
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.args(["symbolic-ref", "HEAD"])
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.output()
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.ok()
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.filter(|output| output.status.success())
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.and_then(|x| String::from_utf8(x.stdout).ok())
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.map(|x| x.trim().to_string())
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else {
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return;
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};
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let head_ref = Path::new(&git_dir).join(head_ref);
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if head_ref.exists() {
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println!("cargo:rerun-if-changed={}", head_ref.display());
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}
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}
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