BIND 10 master, updated. e3c5c430e69e4b3b2211421be2dc23723c4c40eb [master] use a wrapper for passing boost::function to io_service::post()

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- Log -----------------------------------------------------------------
commit e3c5c430e69e4b3b2211421be2dc23723c4c40eb
Author: JINMEI Tatuya <jinmei at isc.org>
Date:   Fri May 3 00:05:44 2013 -0700

    [master] use a wrapper for passing boost::function to io_service::post()
    
    this works as a workaround for a build failure with SunStudio.

-----------------------------------------------------------------------

Summary of changes:
 src/lib/asiolink/io_service.cc |   19 ++++++++++++++++++-
 1 file changed, 18 insertions(+), 1 deletion(-)

-----------------------------------------------------------------------
diff --git a/src/lib/asiolink/io_service.cc b/src/lib/asiolink/io_service.cc
index 0d791a1..aebafcb 100644
--- a/src/lib/asiolink/io_service.cc
+++ b/src/lib/asiolink/io_service.cc
@@ -24,6 +24,23 @@
 namespace isc {
 namespace asiolink {
 
+namespace {
+// A trivial wrapper for boost::function.  SunStudio doesn't seem to be capable
+// of handling a boost::function object if directly passed to
+// io_service::post().
+class CallbackWrapper {
+public:
+    CallbackWrapper(const boost::function<void()>& callback) :
+        callback_(callback)
+    {}
+    void operator()() {
+        callback_();
+    }
+private:
+    boost::function<void()> callback_;
+};
+}
+
 class IOServiceImpl {
 private:
     IOServiceImpl(const IOService& source);
@@ -64,7 +81,7 @@ public:
     /// generalized.
     asio::io_service& get_io_service() { return io_service_; };
     void post(const boost::function<void ()>& callback) {
-        io_service_.post(callback);
+        io_service_.post(CallbackWrapper(callback));
     }
 private:
     asio::io_service io_service_;