main.c

#include <stdio.h>
#include <stdbool.h>
#include "job.h"
#include "jobScheduler.h"
#include "virtualCPU.h"
#include "setup.h"
#include "fileToJobList.h"
#include <string.h>
#include "htmloutput.h"

//#define DEBUG
#include "debug.h"



void dumpMemory(int clock, Settings* set, VirtualCPU* cpu){
    Memory* mem = cpu->physical_memory;
    memToJavascriptArray(set->htmloutput, cpu);  

    if(set->mem_management && clock-1==set->mem_quanta){
	fprintf(set->memoutput,"\nJobs held in physical memory frames at t=%d\n\n",clock-1);
	printPages(mem, set->memoutput);
	fprintf(set->memoutput,"\nContent of physical memory at t=%d\n\n",clock-1);
	printMemory(mem,set->memoutput);	
   }
}

int main(int argc, char* argv[]) {
	VirtualCPU cpu0;
	initCPU(&cpu0);

  	//initialise the program
	Settings* set = setup(argc,argv);
	header(set->htmloutput);
	list_Job* list=FileToJobList(set->jobinput); // list would be sorted on arrival time
	list_Job_sort(list, compare_Job_Arrival);

	setSchedulingMode(&cpu0,set->mode);
	setRoundRobinCPUQuanta(&cpu0,set->rr_quanta);
	setMemoryManagement(&cpu0,set->mem_management);

	int clock=cpu0.current_clock;
	int totalclocks=0;
	int startclocks=clock;

	list_iterator_Job* it = malloc(sizeof(*it));
	list_Job_iterator_init(it, list);

	Job* current = list_Job_examine(it);
	while(current!=NULL){
		while(current!=NULL && clock==current->arrival_time){
			if(current->arrival_time < clock){
				//Error when process is behind the clock
				fprintf(stderr,"Process to be scheduled in the past- ERROR\n");
				exit(EXIT_FAILURE);
			}


			if(totalclocks==0)
				startclocks=clock;
			totalclocks+=current->length_time;

			debug_print("%s: %d @ %d \n",current->jobname,current->arrival_time,clock);
			addJobToCPU(&cpu0,current);		
			current= list_Job_next(it);
		}
		clock=incrementClock(&cpu0);
		dumpMemory(clock,set,&cpu0);
		
	}
	free(list);
	while(isCPUIdle(&cpu0)==false){
		debug_print("Incrementing clock %d\n",clock);
		clock=incrementClock(&cpu0);
		dumpMemory(clock,set,&cpu0);
	}
	debug_print_string("Complete!\n");

	list_JobScheduleResult* results = getResults(&cpu0);
	printResultsCompressed(results);

	footer(set->htmloutput);

	return 0;
}