From 13684e6c58ed3f0bd6fd811125e31fc3a37bda21 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Thu, 13 Oct 2011 23:52:31 -0700
Subject: Adding a Thread and a Queue class.

---
 includes/Threads.h | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'includes/Threads.h')

diff --git a/includes/Threads.h b/includes/Threads.h
index 5a4ef61..2347a84 100644
--- a/includes/Threads.h
+++ b/includes/Threads.h
@@ -1,9 +1,13 @@
 #pragma once
 
+#include <queue>
 #include <pthread.h>
 
 namespace Balau {
 
+template<class T>
+class Queue;
+
 class Lock {
   public:
       Lock();
@@ -12,6 +16,51 @@ class Lock {
     void leave() { pthread_mutex_unlock(&m_lock); }
   private:
     pthread_mutex_t m_lock;
+    template<class T>
+    friend class Queue;
+};
+
+class ThreadHelper;
+
+class Thread {
+  public:
+      virtual ~Thread();
+    void threadStart();
+    void * join();
+  protected:
+      Thread() : m_joined(false) { }
+    virtual void * proc() = 0;
+  private:
+    pthread_t m_thread;
+    bool m_joined;
+
+    friend class ThreadHelper;
+};
+
+template<class T>
+class Queue {
+  public:
+      Queue() { pthread_cond_init(&m_cond, NULL); }
+      ~Queue() { pthread_cond_destroy(&m_cond); }
+    void push(T & t) {
+        m_lock.enter();
+        m_queue.push(t);
+        pthread_cond_signal(&m_cond);
+        m_lock.leave();
+    }
+    T pop() {
+        m_lock.enter();
+        if (m_queue.size() == 0)
+            pthread_cond_wait(&m_cond, &m_lock.m_lock);
+        T t = m_queue.front();
+        m_queue.pop();
+        m_lock.leave();
+        return t;
+    }
+  private:
+    std::queue<T> m_queue;
+    Lock m_lock;
+    pthread_cond_t m_cond;
 };
 
 };
-- 
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