use var_os for RUSTC

5225225 · 5225225 · commit 0de85cd69cd2 · 2024-03-20T11:51:56.000Z
diff --git a/src/tools/run-make-support/src/lib.rs b/src/tools/run-make-support/src/lib.rs
@@ -27,7 +27,7 @@ pub fn out_dir() -> PathBuf {
 }
 
 fn setup_common_rustc_build_cmd() -> Command {
-    let rustc = env::var("RUSTC").unwrap();
+    let rustc = env::var_os("RUSTC").unwrap();
     let mut cmd = Command::new(rustc);
     add_host_rpath_env(&mut cmd);
     cmd.arg("--out-dir").arg(out_dir()).arg("-L").arg(out_dir());

Original file line number	Diff line number	Diff line change
`@@ -27,7 +27,7 @@ pub fn out_dir() -> PathBuf {`
`27`	`27`	`}`
`28`	`28`
`29`	`29`	`fn setup_common_rustc_build_cmd() -> Command {`
`30`		`- let rustc = env::var("RUSTC").unwrap();`
	`30`	`+ let rustc = env::var_os("RUSTC").unwrap();`
`31`	`31`	`let mut cmd = Command::new(rustc);`
`32`	`32`	`add_host_rpath_env(&mut cmd);`
`33`	`33`	`cmd.arg("--out-dir").arg(out_dir()).arg("-L").arg(out_dir());`