int main()
{
printf("Program begins here!\n");
printParent();
pid_t pid1, pid2, pid3;
int a = 2, b = 2, c = 2, d = 2, e = 2, f = 2;
int result, rtval1, rtval2, rtval3;
pid1 = fork();
if(pid1 == 0)
{
printChild();
return add(a, b);
}
else
{
printf("I just finished forking pid1.\n");
waitpid(-1, &rtval1, 0);
rtval1 = WEXITSTATUS(rtval1);
printParent();
pid2 = fork();
if(pid2 == 0)
{
printChild();
return add(c, b);
}
else
{
printf("I just finished forking pid2.\n");
waitpid(-1, &rtval2, 0);
rtval2 = WEXITSTATUS(rtval2);
printParent();
pid3 = fork();
if(pid3 == 0)
{
printChild();
return divi(e, f);
}
else
{
printf("I just finished forking pid3.\n");
waitpid(-1, &rtval3, 0);
rtval3 = WEXITSTATUS(rtval3);
printParent();
}
}
}
result = (rtval1 * rtval2) - rtval3;
//printf("%d, %d, %d\n", rtval1, rtval2, rtval3); // debug
printf("The result of doing (%d + %d) * (%d + %d) - (%d / %d) is: %d\n", a, b, c, d, e, f, result);
return 0;
}
void jsonPrint(PJsonObject object){
while(object){
if(object->value_array&&object->type==ARRAY){
printArray(object);
}
if(object->value_child&&object->type==OBJECT){
printf("%s:\n\t",object->key);
printChild(object->value_child);
}
switch(object->type){
case BOOL:
printf("%s:%s\n",object->key,(object->value_boolean==0?"false":"true"));
break;
case DOUBLE:
printf("%s:%f\n",object->key,object->value_double);
break;
case INTEGER:
printf("%s:%d\n",object->key,object->value_integer);
break;
case STRING:
printf("%s:\"%s\"\n",object->key,object->value_string);
break;
default:
break;
}
object=object->next;
}
}
