From ea236fc9da99a1679b6205dce3a7008617e660e5 Mon Sep 17 00:00:00 2001
From: Ben Newman <ben@meteor.com>
Date: Tue, 12 Jul 2016 11:40:42 -0400
Subject: [PATCH] Try harder to create .meteor/dev_bundle symlink.

May help with #7391.
---
 tools/cli/dev-bundle-links.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/cli/dev-bundle-links.js b/tools/cli/dev-bundle-links.js
index d6d4af9349..bb157dce56 100644
--- a/tools/cli/dev-bundle-links.js
+++ b/tools/cli/dev-bundle-links.js
@@ -13,7 +13,13 @@ exports.makeLink = function (target, linkPath) {
     fs.writeFileSync(tempPath, target, "utf8");
   }
 
-  fs.renameSync(tempPath, linkPath);
+  try {
+    fs.renameSync(tempPath, linkPath);
+  } catch (e) {
+    // If renaming fails, try unlinking first.
+    fs.unlinkSync(linkPath);
+    fs.renameSync(tempPath, linkPath);
+  }
 };
 
 exports.readLink = function (linkPath) {