From d332bd43da616fa77a68447604ed59fcffe42bbc Mon Sep 17 00:00:00 2001
From: Tony Kelman <tony@kelman.net>
Date: Tue, 10 Nov 2015 07:51:55 -0800
Subject: [PATCH] put a try around the symlink in mkcachedir

ref issue 12166

(cherry picked from commit 6b979b67d433e2cdc5f8d68433cb12d78033835b)
from PR #14026
---
 base/pkg/cache.jl | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/base/pkg/cache.jl b/base/pkg/cache.jl
index 22107f430e70c..26d3fb9be2970 100644
--- a/base/pkg/cache.jl
+++ b/base/pkg/cache.jl
@@ -22,8 +22,10 @@ function mkcachedir()
         if !isdir(rootcache)
             mkdir(rootcache)
         end
-        symlink(rootcache, cache)
-        return
+        try
+            symlink(rootcache, cache)
+            return
+        end
     end
     mkdir(cache)
 end