<div dir="ltr">The amqp_connection_state_t object is not thread-safe: concurrent use of the object from multiple threads will result in undefined behavior. You must synchronize use of the amqp_connection_state_t object in your application<div>
<div><br></div><div style>-Alan</div></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Jun 14, 2013 at 2:19 AM, 3k4b251 <span dir="ltr">&lt;<a href="mailto:314992959@qq.com" target="_blank">314992959@qq.com</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">ok.  for example.<br>
<br>
this&#39;s  a  thread, we  receive  message from it.<br>
   msg_receive(LPVOID  lpParameter){<br>
<br>
      amqp_connection_state_t  conn =  (amqp_connection_state_t)lpParameter;<br>
<br>
      amqp_frame_t    frame;<br>
<br>
      int result;<br>
<br>
    result = amqp_simple_wait_frame(conn, &amp;frame);     //block  here<br>
     ......................... // omit  the process of  receive<br>
     ........................<br>
}<br>
<br>
void main(){<br>
      amqp_connection_state_t  conn  =amqp_new_connection();<br>
     ...............................  // omit the process of  connect<br>
     ...............................<br>
     // I  start the  thread ,  and  it  block  in<br>
amqp_simple_wait_frame();<br>
     _beginthread(msg_receive,0,this);<br>
<br>
    //so  next  i  wan declare  a  queue<br>
    amqp_queue_declare(conn,......);  //but  i  find  it  block.  so i can&#39;t<br>
do anything  after.<br>
<br>
<br>
 amqp_exchange_declare(); amqp_basic_consume(); have the same  problem too.<br>
I  guess  every  function with  the  parameter  of conn  just block.<br>
<div class="im">what&#39;s  the problem?<br>
<br>
<br>
<br>
}<br>
<br>
<br>
<br>
<br>
<br>
--<br>
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