data-writer/DataWriteDog/main.cpp

#include <QCoreApplication>
#include "writeshm.h"
#include "dogcore.h"
#include <QDir>
#include <QFile>

DataWriteShm *dataWriteShm;

bool load_shm(){
    int shmid;
    key_t key;
    if((key=ftok(IPC_PATH,static_cast<int>(IPC_PORT)))==-1){
        return false;
    }
    if((shmid=shmget(key,sizeof(DataWriteShm),IPC_CREAT|0666))==-1){
        return false;
    }
    dataWriteShm = static_cast<DataWriteShm *>(shmat(shmid,nullptr,0));

    return true;
}

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);
    if(load_shm()){
        DogCore *dogcore = new DogCore(nullptr);
        dogcore->start();
    }else{
        fprintf(stderr,"load shm err");
        exit(1);
    }

    return a.exec();
}