From e627a028f3b7b7b49e299ca51efec216330250df Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 18 May 2014 06:08:54 +0000
Subject: extmk.rb: discard empty Makefile

* ext/extmk.rb (extmake): discard empty Makefile which can be left
  accidentally.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45993 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/extmk.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'ext')

diff --git a/ext/extmk.rb b/ext/extmk.rb
index b80a4fc36e..d094891c5f 100755
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -241,7 +241,7 @@ def extmake(target)
 	$0 = $PROGRAM_NAME
       end
     end
-    ok &&= File.open(makefile){|f| !f.gets[DUMMY_SIGNATURE]}
+    ok &&= File.open(makefile){|f| s = f.gets and !s[DUMMY_SIGNATURE]}
     ok = yield(ok) if block_given?
     if ok
       open(makefile, "r+b") do |f|
-- 
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