data-writer/ytDataWriteProcess/main.cpp

#include <QCoreApplication>
#include "../DataWriteDog/writeshm.h"
#include "writecore.h"

DataWriteShm *dataWriteShm;

bool shm_load()
{
    key_t key;
    int shmid;
    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(shm_load()){
        WriteCore *core = new WriteCore(nullptr);
        core->start();
    }else{
        fprintf(stderr,"write shm failed");
        exit(1);
    }


    return a.exec();
}