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get go bin path from go and support symlink #76

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Merged
asteurer merged 2 commits into from
Sep 12, 2026
Merged

get go bin path from go and support symlink #76

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6fa8171
get go bin path from go and support symlink
jfleitz Sep 11, 2026
3b2edfc
lint fix
jfleitz Sep 11, 2026
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18 changes: 16 additions & 2 deletions src/utils.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -274,10 +274,24 @@ pub fn check_go_version(go_path: &Path) -> Result<()> {
}
}

// go_root() returns `None` if the `go` binary cannot be executed or does not return a valid `GOROOT`.
fn go_root(go: &Path) -> Option<PathBuf> {
let output = Command::new(go).args(["env", "GOROOT"]).output().ok()?;
if !output.status.success() {
return None;
}
let root = String::from_utf8(output.stdout).ok()?;
let root = root.trim();
if root.is_empty() {
None
} else {
Some(PathBuf::from(root))
}
}

fn check_go_async_support(go: &Path) -> Option<()> {
fs::read_to_string(
go.parent()?
.parent()?
go_root(go)?
.join("src")
.join("runtime")
.join("lock_wasip1.go"),
Expand Down