From cf93f7e15901ad4493e44bfd78312aa2802a979e Mon Sep 17 00:00:00 2001
From: Jack Nagel
Date: Fri, 11 Jul 2014 15:51:19 -0500
Subject: Read if no block is passed to Utils.popen_read

---
 Library/Homebrew/utils/popen.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'Library/Homebrew/utils')

diff --git a/Library/Homebrew/utils/popen.rb b/Library/Homebrew/utils/popen.rb
index 83f140163..1463df530 100644
--- a/Library/Homebrew/utils/popen.rb
+++ b/Library/Homebrew/utils/popen.rb
@@ -10,7 +10,11 @@ module Utils
   def self.popen(args, mode)
     IO.popen("-", mode) do |pipe|
       if pipe
-        yield pipe
+        if block_given?
+          yield pipe
+        else
+          return pipe.read
+        end
       else
         STDERR.reopen("/dev/null", "w")
         exec(*args)
-- 
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