Add destructor for class (interface) IMsg_Thread.

[yazproxy-moved-to-github.git] / src / msg-thread.cpp

diff --git a/src/msg-thread.cpp b/src/msg-thread.cpp
index 3315e26..69ea656 100644 (file)
--- a/src/msg-thread.cpp
+++ b/src/msg-thread.cpp
@@ -1,4 +1,4 @@
-/* $Id: msg-thread.cpp,v 1.1 2005-05-30 20:08:58 adam Exp $
+/* $Id: msg-thread.cpp,v 1.9 2005-09-26 09:22:59 adam Exp $
    Copyright (c) 1998-2005, Index Data.
 
 This file is part of the yaz-proxy.
@@ -21,12 +21,20 @@ Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #include <pthread.h>
 #include <unistd.h>
 #include <ctype.h>
+#include <stdio.h>
 
 #include <yaz++/socket-observer.h>
 #include <yaz/log.h>
 
 #include "msg-thread.h"
 
+using namespace yazpp_1;
+
+IMsg_Thread::~IMsg_Thread()
+{
+
+}
+
 Msg_Thread_Queue::Msg_Thread_Queue()
 {
     m_list = 0;
@@ -55,7 +63,7 @@ IMsg_Thread *Msg_Thread_Queue::dequeue()
     if (!*l)
         return 0;
     while ((*l)->m_next)
-       l = &(*l)->m_next;
+        l = &(*l)->m_next;
     IMsg_Thread *m = (*l)->m_item;
     delete *l;
     *l = 0;
@@ -70,19 +78,23 @@ static void *tfunc(void *p)
 }
 
 
-Msg_Thread::Msg_Thread(IYazSocketObservable *obs)
+Msg_Thread::Msg_Thread(ISocketObservable *obs, int no_threads)
     : m_SocketObservable(obs)
 {
     pipe(m_fd);
     obs->addObserver(m_fd[0], this);
-    obs->maskObserver(this, YAZ_SOCKET_OBSERVE_READ);
+    obs->maskObserver(this, SOCKET_OBSERVE_READ);
 
     m_stop_flag = false;
     pthread_mutex_init(&m_mutex_input_data, 0);
     pthread_cond_init(&m_cond_input_data, 0);
     pthread_mutex_init(&m_mutex_output_data, 0);
-    pthread_cond_init(&m_cond_output_data, 0);
-    pthread_create(&m_thread_id, 0, tfunc, this);
+
+    m_no_threads = no_threads;
+    m_thread_id = new pthread_t[no_threads];
+    int i;
+    for (i = 0; i<m_no_threads; i++)
+        pthread_create(&m_thread_id[i], 0, tfunc, this);
 }
 
 Msg_Thread::~Msg_Thread()
@@ -92,13 +104,15 @@ Msg_Thread::~Msg_Thread()
     pthread_cond_signal(&m_cond_input_data);
     pthread_mutex_unlock(&m_mutex_input_data);
     
-    pthread_join(m_thread_id, 0);
+    int i;
+    for (i = 0; i<m_no_threads; i++)
+        pthread_join(m_thread_id[i], 0);
+    delete [] m_thread_id;
 
     m_SocketObservable->deleteObserver(this);
 
     pthread_cond_destroy(&m_cond_input_data);
     pthread_mutex_destroy(&m_mutex_input_data);
-    pthread_cond_destroy(&m_cond_output_data);
     pthread_mutex_destroy(&m_mutex_output_data);
     close(m_fd[0]);
     close(m_fd[1]);
@@ -106,15 +120,15 @@ Msg_Thread::~Msg_Thread()
 
 void Msg_Thread::socketNotify(int event)
 {
-    if (event & YAZ_SOCKET_OBSERVE_READ)
+    if (event & SOCKET_OBSERVE_READ)
     {
-       char buf[2];
-       read(m_fd[0], buf, 1);
-       pthread_mutex_lock(&m_mutex_output_data);
-       IMsg_Thread *out = m_output.dequeue();
-       pthread_mutex_unlock(&m_mutex_output_data);
-       if (out)
-           out->result();
+        char buf[2];
+        read(m_fd[0], buf, 1);
+        pthread_mutex_lock(&m_mutex_output_data);
+        IMsg_Thread *out = m_output.dequeue();
+        pthread_mutex_unlock(&m_mutex_output_data);
+        if (out)
+            out->result();
     }
 }
 
@@ -122,29 +136,23 @@ void Msg_Thread::run(void *p)
 {
     while(1)
     {
-       pthread_mutex_lock(&m_mutex_input_data);
-       pthread_cond_wait(&m_cond_input_data, &m_mutex_input_data);
-       while (1)
-       {
-           if (m_stop_flag)
-           {
-               pthread_mutex_unlock(&m_mutex_input_data);
-               return;
-           }
-           IMsg_Thread *in = m_input.dequeue();
-           pthread_mutex_unlock(&m_mutex_input_data);
-           if (!in)
-               break;
-           IMsg_Thread *out = in->handle();
-           pthread_mutex_lock(&m_mutex_output_data);
-           m_output.enqueue(out);
-           pthread_cond_signal(&m_cond_output_data);
-           pthread_mutex_unlock(&m_mutex_output_data);
-
-           write(m_fd[1], "", 1);
-
-           pthread_mutex_lock(&m_mutex_input_data);
-       }
+        pthread_mutex_lock(&m_mutex_input_data);
+        while (!m_stop_flag && m_input.size() == 0)
+            pthread_cond_wait(&m_cond_input_data, &m_mutex_input_data);
+        if (m_stop_flag)
+        {
+            pthread_mutex_unlock(&m_mutex_input_data);
+            break;
+        }
+        IMsg_Thread *in = m_input.dequeue();
+        pthread_mutex_unlock(&m_mutex_input_data);
+
+        IMsg_Thread *out = in->handle();
+        pthread_mutex_lock(&m_mutex_output_data);
+        m_output.enqueue(out);
+        
+        write(m_fd[1], "", 1);
+        pthread_mutex_unlock(&m_mutex_output_data);
     }
 }
 
@@ -155,3 +163,11 @@ void Msg_Thread::put(IMsg_Thread *m)
     pthread_cond_signal(&m_cond_input_data);
     pthread_mutex_unlock(&m_mutex_input_data);
 }
+/*
+ * Local variables:
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ * vim: shiftwidth=4 tabstop=8 expandtab
+ */
+