writer.cpp

URL: https://mirkwood.cs.edinboro.edu/~bennett/class/cmsc4000/spring2026/notes/ch3/code/writer.cpp

 
#include <iostream>
#include <fcntl.h>
#include <sys/stat.h>
#include <mqueue.h>
#include <string.h>

using namespace std;

const string QueueName{"/DemoQueue"};

int main(int argc, char * argv[]) {
    int flags {O_WRONLY};

    mqd_t queue =  mq_open(QueueName.c_str(), flags);
    if(queue == -1) {
       perror("mq_open:");
    }

    size_t len;
    for(int i = 1; i < argc; ++i) {
        len = mq_send(queue, argv[i], strlen(argv[i]), i);
    }

    mq_close(queue);
    return 0;
}