void main()
{
clrscr();
cout << "Enter the Number of Process : ";
cin >> n;
cout << "\n\n1) FCFS 2) SJF 3) SRTF 4) RR\n\n";
cout << "Enter Your Choice : ";
cin >> choice;
cout << "\n";
int i;
for(i=0;i<n;i++)
{
cout << "Arrival Time & Service Time for Process " << i+1 << " : ";
tab[i][0]=i+1;
cin >> tab[i][1];
cin >> tab[i][2];
}
ttt=totaltime();
switch(choice)
{
case '1': fcfs();break;
case '2': sjf();break;
case '3': srtf();break;
case '4': rr();break;
default : exit(0);
}
}
int main()
{
readProcess();
sort();
sjf();
print();
return 0;
}
int main (void )
{
int valor;
printf ("Digite um escalonamento: \n\n");
printf ("1) FCFS \n");
printf ("2) SJF \n");
printf ("3) SRTF \n");
printf ("4) ROUND ROBIN \n");
printf ("5) MULTINIVEL \n");
printf ("6) SAIR \n\n");
scanf("%d", &valor);
switch ( valor )
{
case 1 :
fcfs();
break;
case 2 :
sjf();;
break;
case 3 :
srtf();;
break;
case 4 :
roundrobin();
break;
case 5 :
multinivel();
break;
case 6 :
printf ("\nFim.\n");
break;
default :
printf ("Valor invalido!\n");
}
return 0;
}
int main(int argc, char *argv[])
{
int choice;
if (argc != 2)
{
fprintf(stderr, "Usage: [%s] + num_process\n", argv[0]);
}
while (true)
{
menu_show();
scanf("%d", &choice);
switch(choice)
{
case 1:
priority_create(atoi(argv[1]));
priority();
break;
case 2:
fcfs_create(atoi(argv[1]));
fcfs();
break;
case 3:
sjf_create(atoi(argv[1]));
sjf();
break;
case 0:
printf("退出程序...\n");
break;
default:
printf("选择错误，请重新选择!\n");
break;
}
if (choice == 0)
break;
}
return EXIT_SUCCESS;
}
//início
int main(){
// lê dados das tarefas da entrada padrão
read_input();
init();
// imprime cabeçalho do diagrama
cabecalho();
// t = 0
tempo = 0;
// enquanto t < tmax
while ( tempo < tmax ){
sjf();
// incrementa o tempo (t++)
tempo++;
// incrementa contadores da tarefa corrente (tempo de vida e de quantum)
// fim enquanto
}
printf("\nTempo Medio de vida: %.2f",tempo_medio_vida);
printf("\nTempo Medio de espera: %.2f",tempo_medio_espera/qtd_Tprocess);
printf("\nNumero de trocas de contexto: %d\n",numero_troca_contexto);
// calcula e imprime tempos médios
//fim
}
int main(int argc, char **argv)
{
FILE * inputf;
if (argc == 3)
{
verbose = 1;
inputf = fopen(argv[2], "r");
}
else if (argc == 2)
{
verbose = 0;
inputf = fopen(argv[1], "r");
}
random_ints = fopen(RANDOM_INTS, "r");
int pool_sz;
int a;
int b;
int c;
int io;
fscanf(inputf, "%d", &pool_sz);
int p_ind;
process pool[pool_sz];
process pool_copy[pool_sz];
process sorted_pool[pool_sz];
process sorted_copy[pool_sz];
process proc;
int state[pool_sz];
char * list_output;
char * process_format = " ( %d %d %d %d )";
printf("The original input was: %d", pool_sz);
for (p_ind = 0; p_ind < pool_sz; p_ind ++)
{
fscanf(inputf, process_format, &a, &b, &c, &io);
asprintf(&list_output, process_format, a, b, c, io);
printf(list_output);
proc = init_process(p_ind, a, b, c, io);
pool[p_ind] = proc;
sorted_pool[p_ind] = proc;
state[p_ind] = UNSTARTED;
}
printf("\n");
qsort(sorted_pool, pool_sz, sizeof(process), process_cmp);
printf("The (sorted) input is: %d", pool_sz);
for (p_ind = 0; p_ind < pool_sz; p_ind ++)
{
proc = sorted_pool[p_ind];
asprintf(&list_output, process_format, proc.arrival_time, proc.cpu_burst_gen, proc.cpu_time_left, proc.io_burst_gen);
printf(list_output);
}
printf("\n\n");
list_output = NULL;
process_format = NULL;
memcpy(pool_copy, pool, sizeof(process) * pool_sz);
memcpy(sorted_copy, sorted_pool, sizeof(process) * pool_sz);
uni(state, pool_copy, sorted_copy, pool_sz);
fclose(random_ints);
random_ints = fopen(RANDOM_INTS, "r");
int i = 0;
for (i = 0; i < pool_sz; i ++)
{
state[i] = UNSTARTED;
}
memcpy(pool_copy, pool, sizeof(process) * pool_sz);
fcfs(state, pool_copy, pool_sz);
fclose(random_ints);
random_ints = fopen(RANDOM_INTS, "r");
for (i = 0; i < pool_sz; i ++)
{
state[i] = UNSTARTED;
}
memcpy(pool_copy, pool, sizeof(process) * pool_sz);
sjf(state, pool_copy, pool_sz);
fclose(random_ints);
random_ints = fopen(RANDOM_INTS, "r");
for (i = 0; i < pool_sz; i ++)
{
state[i] = UNSTARTED;
}
memcpy(pool_copy, pool, sizeof(process) * pool_sz);
roundrobin(2, state, pool_copy, pool_sz);
fclose(random_ints);
return 0;
}
