From d79c5ade1abaad0fb1ea88f2b949def8dcfddb81 Mon Sep 17 00:00:00 2001
From: Shaun Jackman <sjackman@gmail.com>
Date: Fri, 1 Dec 2017 16:43:00 -0800
Subject: [PATCH] Implement linkage for Linux

---
 Library/Homebrew/extend/pathname.rb        | 4 ++++
 Library/Homebrew/os/mac/linkage_checker.rb | 2 +-
 Library/Homebrew/os/mac/mach.rb            | 2 ++
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/Library/Homebrew/extend/pathname.rb b/Library/Homebrew/extend/pathname.rb
index 82cf10be07..32d57c1c4d 100644
--- a/Library/Homebrew/extend/pathname.rb
+++ b/Library/Homebrew/extend/pathname.rb
@@ -470,6 +470,10 @@ class Pathname
       end
     }
   end
+
+  def mach_o_bundle?
+    false
+  end
 end
 
 require "extend/os/pathname"
diff --git a/Library/Homebrew/os/mac/linkage_checker.rb b/Library/Homebrew/os/mac/linkage_checker.rb
index f6aa4c2f33..941a5a847a 100644
--- a/Library/Homebrew/os/mac/linkage_checker.rb
+++ b/Library/Homebrew/os/mac/linkage_checker.rb
@@ -23,7 +23,7 @@ class LinkageChecker
   def check_dylibs
     @keg.find do |file|
       next if file.symlink? || file.directory?
-      next unless file.dylib? || file.mach_o_executable? || file.mach_o_bundle?
+      next unless file.dylib? || file.binary_executable? || file.mach_o_bundle?
 
       # weakly loaded dylibs may not actually exist on disk, so skip them
       # when checking for broken linkage
diff --git a/Library/Homebrew/os/mac/mach.rb b/Library/Homebrew/os/mac/mach.rb
index 9b53c49797..9586188692 100644
--- a/Library/Homebrew/os/mac/mach.rb
+++ b/Library/Homebrew/os/mac/mach.rb
@@ -103,6 +103,8 @@ module MachOShim
     mach_data.any? { |m| m.fetch(:type) == :executable }
   end
 
+  alias binary_executable? mach_o_executable?
+
   # @private
   def mach_o_bundle?
     mach_data.any? { |m| m.fetch(:type) == :bundle }