From a09746544b188f7908389e0e4818bba90b0f0029 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Sun, 1 Apr 2012 00:06:31 -0700
Subject: More code cleanup.

---
 includes/Threads.h | 32 +++++++++++++++++++++++---------
 1 file changed, 23 insertions(+), 9 deletions(-)

(limited to 'includes/Threads.h')

diff --git a/includes/Threads.h b/includes/Threads.h
index 23d664f..46ea365 100644
--- a/includes/Threads.h
+++ b/includes/Threads.h
@@ -15,7 +15,8 @@ class Lock {
     void enter() { pthread_mutex_lock(&m_lock); }
     void leave() { pthread_mutex_unlock(&m_lock); }
   private:
-      Lock(const Lock &);
+      Lock(const Lock &) = delete;
+    Lock & operator=(const Lock &) = delete;
     pthread_mutex_t m_lock;
     template<class T>
     friend class Queue;
@@ -26,7 +27,8 @@ class ScopeLock {
       ScopeLock(Lock & lock) : m_lock(lock) { m_lock.enter(); }
       ~ScopeLock() { m_lock.leave(); }
   private:
-      ScopeLock(const ScopeLock &);
+      ScopeLock(const ScopeLock &) = delete;
+    ScopeLock & operator=(const ScopeLock &) = delete;
     Lock & m_lock;
 };
 
@@ -38,7 +40,8 @@ class RWLock {
     void enterW() { pthread_rwlock_wrlock(&m_lock); }
     void leave() { pthread_rwlock_unlock(&m_lock); }
   private:
-      RWLock(const RWLock &);
+      RWLock(const RWLock &) = delete;
+    RWLock & operator=(const ScopeLock &) = delete;
     pthread_rwlock_t m_lock;
 };
 
@@ -47,7 +50,8 @@ class ScopeLockR {
       ScopeLockR(RWLock & lock) : m_lock(lock) { m_lock.enterR(); }
       ~ScopeLockR() { m_lock.leave(); }
   private:
-      ScopeLockR(const ScopeLockR &);
+      ScopeLockR(const ScopeLockR &) = delete;
+    ScopeLockR & operator=(const ScopeLockR &) = delete;
     RWLock & m_lock;
 };
 
@@ -56,7 +60,8 @@ class ScopeLockW {
       ScopeLockW(RWLock & lock) : m_lock(lock) { m_lock.enterW(); }
       ~ScopeLockW() { m_lock.leave(); }
   private:
-      ScopeLockW(const ScopeLockW &);
+      ScopeLockW(const ScopeLockW &) = delete;
+    ScopeLockW & operator=(const ScopeLockW &) = delete;
     RWLock & m_lock;
 };
 
@@ -72,6 +77,8 @@ class Thread {
     virtual void * proc() = 0;
     virtual void threadExit() { };
   private:
+      Thread(const Thread &) = delete;
+    Thread & operator=(const Thread &) = delete;
     pthread_t m_thread;
     volatile bool m_joined;
 
@@ -82,6 +89,8 @@ class GlobalThread : public Thread, public AtStart, public AtExit {
   protected:
       GlobalThread(int startOrder = 10) : AtStart(startOrder), AtExit(1) { }
   private:
+      GlobalThread(const GlobalThread &) = delete;
+    GlobalThread & operator=(const GlobalThread &) = delete;
     virtual void doStart() { threadStart(); }
     virtual void doExit() { join(); }
 };
@@ -102,11 +111,13 @@ class Queue {
         m_back = c;
         pthread_cond_signal(&m_cond);
     }
-    T * pop() {
+    T * pop(bool wait = true) {
         ScopeLock sl(m_lock);
-        while (!m_front)
+        while (!m_front && wait)
             pthread_cond_wait(&m_cond, &m_lock.m_lock);
         Cell * c = m_front;
+        if (!c)
+            return NULL;
         m_front = c->m_next;
         if (m_front)
             m_front->m_prev = NULL;
@@ -121,10 +132,13 @@ class Queue {
         return !m_front;
     }
   private:
+      Queue(const Queue &) = delete;
+    Queue & operator=(const Queue &) = delete;
     Lock m_lock;
-    class Cell {
-      public:
+    struct Cell {
           Cell(T * elem) : m_next(NULL), m_prev(NULL), m_elem(elem) { }
+          Cell(const Cell &) = delete;
+        Cell & operator=(const Cell &) = delete;
         Cell * m_next, * m_prev;
         T * m_elem;
     };
-- 
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