From ab142b727463329d29e10c6eba430858b52ef091 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 10 May 2009 02:36:13 +0000
Subject: * ext/dl/lib/dl/func.rb (DL::Function#bound?): returns if already  
 bound to a block.

* ext/dl/lib/dl/value.rb (DL::ValueUtil#wrap_arg): block must be
  given if arg is not bound.  [ruby-dev:38404]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@23386 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/dl/lib/dl/func.rb  | 4 ++++
 ext/dl/lib/dl/value.rb | 2 ++
 2 files changed, 6 insertions(+)

(limited to 'ext/dl/lib/dl')

diff --git a/ext/dl/lib/dl/func.rb b/ext/dl/lib/dl/func.rb
index 1ec34b7cf3..7a8b62e325 100644
--- a/ext/dl/lib/dl/func.rb
+++ b/ext/dl/lib/dl/func.rb
@@ -95,6 +95,10 @@ module DL
       end
     end
 
+    def bound?()
+      @cfunc.ptr != 0
+    end
+
     def bind_at_call(&block)
       bind(&block)
     end
diff --git a/ext/dl/lib/dl/value.rb b/ext/dl/lib/dl/value.rb
index bb8348cf5e..56dfcefa32 100644
--- a/ext/dl/lib/dl/value.rb
+++ b/ext/dl/lib/dl/value.rb
@@ -63,6 +63,8 @@ module DL
           if( block )
             arg.bind_at_call(&block)
             funcs.push(arg)
+          elsif !arg.bound?
+            raise(RuntimeError, "block must be given.")
           end
           return arg.to_i
         when String
-- 
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