From 9e004c9950fa3cd48ce802e008075253d1079336 Mon Sep 17 00:00:00 2001
From: dalance <dalance@gmail.com>
Date: Tue, 7 May 2019 01:15:05 +0900
Subject: [PATCH] Add CARGO_PATH environment variable

---
 src/cargo/util/process_builder.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/cargo/util/process_builder.rs b/src/cargo/util/process_builder.rs
index ddd92be7380..28b7c3cfc3d 100644
--- a/src/cargo/util/process_builder.rs
+++ b/src/cargo/util/process_builder.rs
@@ -321,6 +321,9 @@ impl ProcessBuilder {
                 }
             }
         }
+        if let Some(cargo_path) = env::var_os("CARGO_PATH") {
+            command.env("PATH", cargo_path);
+        }
         if let Some(ref c) = self.jobserver {
             c.configure(&mut command);
         }