From d3ef56425a6b4c190317c2527137b97c0ff5daf8 Mon Sep 17 00:00:00 2001
From: William Woodruff
Date: Fri, 24 Jun 2016 21:27:52 -0400
Subject: keg_relocate: Exclude hardlinks from mach_o_files.

---
 Library/Homebrew/keg_relocate.rb | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'Library')

diff --git a/Library/Homebrew/keg_relocate.rb b/Library/Homebrew/keg_relocate.rb
index b1a72f1ef..be41841f1 100644
--- a/Library/Homebrew/keg_relocate.rb
+++ b/Library/Homebrew/keg_relocate.rb
@@ -157,10 +157,15 @@ class Keg
   end
 
   def mach_o_files
+    hardlinks = Set.new
     mach_o_files = []
     path.find do |pn|
       next if pn.symlink? || pn.directory?
-      mach_o_files << pn if pn.dylib? || pn.mach_o_bundle? || pn.mach_o_executable?
+      next unless pn.dylib? || pn.mach_o_bundle? || pn.mach_o_executable?
+      # if we've already processed a file, ignore its hardlinks (which have the same dev ID and inode)
+      # this prevents relocations from being performed on a binary more than once
+      next unless hardlinks.add? [pn.stat.dev, pn.stat.ino]
+      mach_o_files << pn
     end
 
     mach_o_files
-- 
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