Chili Palmer
a9e2711447
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Native Rust workspace compile / compile (push) Failing after 56s
Skia feature / linux (push) Successful in 31m24s
47 lines
1.5 KiB
Rust
47 lines
1.5 KiB
Rust
use std::process::Command;
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fn main() {
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println!("cargo:rerun-if-env-changed=METACRATE_RUST_COMMIT");
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println!("cargo:rerun-if-changed=../.git/HEAD");
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println!("cargo:rerun-if-changed=../.git/packed-refs");
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if let Some(reference) = git_reference() {
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println!("cargo:rerun-if-changed=../.git/{reference}");
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}
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let commit = std::env::var("METACRATE_RUST_COMMIT")
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.ok()
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.filter(|value| valid_commit(value))
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.or_else(git_commit)
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.unwrap_or_else(|| "unavailable".to_owned());
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println!("cargo:rustc-env=METACRATE_RUST_COMMIT={commit}");
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}
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fn git_reference() -> Option<String> {
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let output = Command::new("git")
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.args(["symbolic-ref", "--quiet", "HEAD"])
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.output()
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.ok()?;
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let reference = String::from_utf8(output.stdout).ok()?;
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let reference = reference.trim();
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(output.status.success()
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&& reference.starts_with("refs/")
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&& reference
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.bytes()
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.all(|byte| byte.is_ascii_alphanumeric() || b"/-_.".contains(&byte)))
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.then(|| reference.to_owned())
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}
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fn git_commit() -> Option<String> {
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let output = Command::new("git")
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.args(["rev-parse", "--verify", "HEAD"])
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.output()
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.ok()?;
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let commit = String::from_utf8(output.stdout).ok()?;
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let commit = commit.trim();
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(output.status.success() && valid_commit(commit)).then(|| commit.to_owned())
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}
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fn valid_commit(value: &str) -> bool {
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matches!(value.len(), 40 | 64) && value.bytes().all(|byte| byte.is_ascii_hexdigit())
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}
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