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Stamp release builds from exported git metadata

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This commit is contained in:
DuProcess
2026-07-11 11:34:23 -04:00
parent 630b8dab30
commit 5a29925422
3 changed files with 56 additions and 7 deletions
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build.rs
+23 -7
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@@ -1,3 +1,4 @@
use std::env;
use std::process::Command;
fn git(args: &[&str]) -> Option<String> {
@@ -12,14 +13,29 @@ fn git(args: &[&str]) -> Option<String> {
fn main() {
println!("cargo:rerun-if-changed=.git/HEAD");
println!("cargo:rerun-if-changed=.git/index");
println!("cargo:rerun-if-env-changed=DOSH_BUILD_GIT_HASH");
println!("cargo:rerun-if-env-changed=DOSH_BUILD_COMMIT_DATE");
println!("cargo:rerun-if-env-changed=DOSH_BUILD_GIT_DIRTY");
let hash = git(&["rev-parse", "--short=12", "HEAD"]).unwrap_or_else(|| "unknown".into());
let date = git(&["show", "-s", "--format=%cs", "HEAD"]).unwrap_or_else(|| "unknown".into());
let dirty = Command::new("git")
.args(["diff", "--quiet", "--ignore-submodules", "--"])
.status()
.map(|status| if status.success() { "" } else { "+dirty" })
.unwrap_or("");
let hash = env::var("DOSH_BUILD_GIT_HASH")
.ok()
.filter(|value| !value.is_empty())
.or_else(|| git(&["rev-parse", "--short=12", "HEAD"]))
.unwrap_or_else(|| "unknown".into());
let date = env::var("DOSH_BUILD_COMMIT_DATE")
.ok()
.filter(|value| !value.is_empty())
.or_else(|| git(&["show", "-s", "--format=%cs", "HEAD"]))
.unwrap_or_else(|| "unknown".into());
let dirty = match env::var("DOSH_BUILD_GIT_DIRTY").ok().as_deref() {
Some("1" | "true" | "yes" | "+dirty") => "+dirty",
Some(_) => "",
None => Command::new("git")
.args(["diff", "--quiet", "--ignore-submodules", "--"])
.status()
.map(|status| if status.success() { "" } else { "+dirty" })
.unwrap_or(""),
};
println!("cargo:rustc-env=DOSH_GIT_HASH={hash}{dirty}");
println!("cargo:rustc-env=DOSH_COMMIT_DATE={date}");