From f73dca932c1172d9add59c499b7e3c2ada00ea61 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 9 Jan 2009 06:41:07 +0000
Subject: 	* ext/socket/mkconstants.rb: define macro if default_value is
 passed.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21408 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/socket/mkconstants.rb | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'ext/socket/mkconstants.rb')

diff --git a/ext/socket/mkconstants.rb b/ext/socket/mkconstants.rb
index 20df7b598d..23993f99fa 100644
--- a/ext/socket/mkconstants.rb
+++ b/ext/socket/mkconstants.rb
@@ -197,13 +197,17 @@ init_constants(VALUE mConst)
 %   if guard
 #if <%=guard%>
 %   end
-#if defined(<%=name%>)
-    <%=define%>(<%=c_str name%>, <%=name%>);
 %   if default_value
-#else
-    <%=define%>(<%=c_str name%>, <%=default_value%>);
+#ifndef <%=name%>
+#define <%=name%> <%=default_value%>
+#endif
+%   else
+#if defined(<%=name%>)
 %   end
+    <%=define%>(<%=c_str name%>, <%=name%>);
+%   unless default_value
 #endif
+%   end
 %   if guard
 #endif
 %   end
-- 
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