From 5aa584a2fe84ebd272a49c88b320c6c4758c81df Mon Sep 17 00:00:00 2001
From: Victor Dumitrescu <v.dumitrescu@outlook.com>
Date: Tue, 28 Nov 2023 10:03:19 +0100
Subject: [PATCH] build.rs: check that cargo binary exists, use exported one
 otherwise

---
 hermit/build.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/hermit/build.rs b/hermit/build.rs
index 237a29975..03c89e5d6 100644
--- a/hermit/build.rs
+++ b/hermit/build.rs
@@ -168,7 +168,11 @@ fn cargo() -> Command {
 		// To reach the rustup proxy nonetheless, we explicitly query $CARGO_HOME.
 		let mut cargo_home = PathBuf::from(env::var_os("CARGO_HOME").unwrap());
 		cargo_home.push("bin/cargo");
-		cargo_home
+		if cargo_home.exists() {
+			cargo_home
+		} else {
+			PathBuf::from("cargo")
+		}
 	};
 
 	let mut cargo = Command::new(cargo);