FilesGenerator.cpp

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#define null 0

struct processData {
    int arrivaltime;
    int priority;
    int runningtime;
    int id;
};

int main(int argc, char* argv[]) 
{
    FILE * pFile;
    pFile = fopen ("processes.txt","w");
    int no;
    struct processData pData;
    printf("please enter the number of processes you want to generate:");
    scanf("%d",&no);
    srand(time(null));
    //fprintf(pFile,"%d\n",no);
    fprintf(pFile,"#id arrival runtime priority\n");
    pData.arrivaltime = 1;
    for (int i = 1 ; i <= no ; i++){
    //generate Data Randomly
    //[min-max] = rand() % (max_number + 1 - minimum_number) + minimum_number
      pData.id = i;
      pData.arrivaltime += rand() % (11); //processes arrives in order 
      pData.runningtime = rand() % (30);
      pData.priority = rand() % (10)+1;
      fprintf(pFile,"%d\t%d\t%d\t%d\n",pData.id,pData.arrivaltime,pData.runningtime,pData.priority);
    }
    fclose(pFile);
    

}