From 8ecc9b9e11bd341cd9d009e0ac0d083921fae419 Mon Sep 17 00:00:00 2001
From: Tim Pope <code@tpope.net>
Date: Tue, 20 Mar 2012 08:10:46 -0400
Subject: [PATCH] Guard against invalid symlinks in detection

Closes #171.
---
 plugin/fugitive.vim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/plugin/fugitive.vim b/plugin/fugitive.vim
index a6d8270..12839fd 100644
--- a/plugin/fugitive.vim
+++ b/plugin/fugitive.vim
@@ -117,7 +117,7 @@ function! fugitive#extract_git_dir(path) abort
       return dir
     elseif type ==# 'link' && fugitive#is_git_dir(dir)
       return resolve(dir)
-    elseif type !=# ''
+    elseif type !=# '' && filereadable(dir)
       let line = readfile(dir, 1)[0]
       if line =~# '^gitdir: ' && fugitive#is_git_dir(line[8:-1])
         return line[8:-1]