From ae93ed318a450d6d763a5f629d478467f7362b07 Mon Sep 17 00:00:00 2001
From: Martin Sustrik <sustrik@250bpm.com>
Date: Thu, 29 Apr 2010 20:34:48 +0200
Subject: signaler rewritten in such a way that any number (>64) of threads can
 be used

---
 src/signaler.hpp | 24 ++++++++++++++++++++----
 1 file changed, 20 insertions(+), 4 deletions(-)

(limited to 'src/signaler.hpp')

diff --git a/src/signaler.hpp b/src/signaler.hpp
index f239771..5509894 100644
--- a/src/signaler.hpp
+++ b/src/signaler.hpp
@@ -20,9 +20,12 @@
 #ifndef __ZMQ_SIGNALER_HPP_INCLUDED__
 #define __ZMQ_SIGNALER_HPP_INCLUDED__
 
+#include <stddef.h>
+
 #include "platform.hpp"
 #include "fd.hpp"
 #include "stdint.hpp"
+#include "config.hpp"
 
 namespace zmq
 {
@@ -39,14 +42,18 @@ namespace zmq
         signaler_t ();
         ~signaler_t ();
 
-        //  i_signaler interface implementation.
-        void signal (int signal_);
-        uint64_t poll ();
-        uint64_t check ();
+        static const uint32_t no_signal;
+
+        void signal (uint32_t signal_);
+        uint32_t poll ();
+        uint32_t check ();
         fd_t get_fd ();
 
     private:
 
+         void xpoll ();
+         void xcheck ();
+
 #if defined ZMQ_HAVE_OPENVMS
 
          //  Whilst OpenVMS supports socketpair - it maps to AF_INET only.
@@ -64,6 +71,15 @@ namespace zmq
         fd_t w;
         fd_t r;
 
+        //  Signal buffer.
+        uint32_t buffer [signal_buffer_size];
+
+        //  Position of the next signal in the buffer to return to the user.
+        size_t current;
+
+        //  Number of signals in the signal buffer.
+        size_t count;
+
         //  Disable copying of fd_signeler object.
         signaler_t (const signaler_t&);
         void operator = (const signaler_t&);
-- 
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