mq_close(mq); mq_unlink(QUEUE_NAME); // 删除队列 return 0; } ``` ### **编译运行** ```bash gcc sender_posix.c -o sender_posix -lrt gcc receiver_posix.c -o receiver_posix -lrt ./sender_posix # 发送消息 ./receiver_posix # 接收消息 ``` --- ## **对比** | 特性 | System...
1,创建消息队列(message queue) 2,写消息到消息队列(message queue) 3,从消息队列(message queue)读消息 3,删除消息队列(message queue) 1,创建消息队列(message queue) #include<stdio.h>#include<string.h>#include<sys/ipc.h>#include<sys/msg.h>intmain(){intmsgid; msgid = msgget(IPC_PRIVATE,0600)...
The general procedures for producing and consuming messages are introduced below. The procedures have a number of common steps which need not be duplicated if a client is both producing and consuming messages. To Set Up a Message Queue C Client to Produce Messages Call theMQCreatePropertiesfunction...
If you’re interested in using this queue, you can get the source fromGitHub. Just clone the repo and copy queue.h into your project. The repository also contains unit tests for the queue implementation and an example project that demonstrates how you might use a queue to pass data between...
There may be times when you do not know the type of the destination to which you are replying: for example, when you get a handle from the MQGetMessageReplyTo function. Because the semantics of queue and topic destinations differ, you need to determine the type of a destination in order...
// 失败消息转入死信队列 private final BlockingQueue<Message<T>> deadLetterQueue = new LinkedBlockingQueue<>(); private void processMessage(Message<T> message) { try { // ...正常处理 } catch (Exception e) { deadLetterQueue.put(message); // 转入死信队列 } } 4. 监控指标 // 监控队列积...
IMSMQQueueInfoPtr pInfo("MSMQ.MSMQQueueInfo"); // Destination queue IMSMQQueuePtr pQueue; // Instance of the opened queue. IMSMQMessagePtr pMsg("MSMQ.MSMQMessage"); // Message to be read For an example of synchronously reading message in a queue, see C/C++ COM Code Example: Reading...
The main difference between the two functions is that GetMessage does not return until a message matching the filter criteria is placed in the queue, whereas PeekMessage returns immediately regardless of whether a message is in the queue. The following example shows how to use PeekMessage to ...
方法/步骤 1 在电脑桌面的左下角点击【win】图标 2 在弹出的菜单列表中单击【控制面板】选项。3 将【控制面板】文件夹的【查看方式】更改为【大图标】选项 4 在下方的程序列表中单击【程序和功能】选项。5 在【程序和功能】文件夹的左侧点击【打开/关闭windows功能】选项。6 找到【Microsoft Message Queue】选项...
If Message Queuing finds that no COM+ object is running or that the current COM+ object is not executing in a transaction, the message is sent as a nontransactional message. To avoid an attempt to send a nontransactional message to a transactional queue, which will fail, your application ...