From 37221dc091725c6fea09181b845308ab8f26c795 Mon Sep 17 00:00:00 2001
From: Pixel <pixel@nobis-crew.org>
Date: Tue, 3 Apr 2012 08:46:21 -0700
Subject: Reworking a bit the way the queues are working, and thus, the way the
 LuaTMainTask queue works.

---
 src/Task.cc | 38 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 38 insertions(+)

(limited to 'src/Task.cc')

diff --git a/src/Task.cc b/src/Task.cc
index 6278fd5..1486540 100644
--- a/src/Task.cc
+++ b/src/Task.cc
@@ -234,3 +234,41 @@ void Balau::Task::yield(Events::BaseEvent * evt, bool interruptible) throw (Gene
         throw EAgain(evt);
     }
 }
+
+void Balau::QueueBase::iPush(void * t) {
+    ScopeLock sl(m_lock);
+    Cell * c = new Cell(t);
+    c->m_prev = m_back;
+    if (m_back)
+        m_back->m_next = c;
+    else
+        m_front = c;
+    m_back = c;
+    pthread_cond_signal(&m_cond);
+    m_event.trigger();
+}
+
+void * Balau::QueueBase::iPop(bool wait) {
+    ScopeLock sl(m_lock);
+    while (!m_front) {
+        if (wait) {
+            pthread_cond_wait(&m_cond, &m_lock.m_lock);
+        } else {
+            Task::prepare(&m_event);
+            m_lock.leave();
+            Task::yield(&m_event);
+            m_lock.enter();
+        }
+    }
+    Cell * c = m_front;
+    if (!c)
+        return NULL;
+    m_front = c->m_next;
+    if (m_front)
+        m_front->m_prev = NULL;
+    else
+        m_back = NULL;
+    void * t = c->m_elem;
+    delete c;
+    return t;
+}
-- 
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