void CPU_dump(CPU_t* cpu) {
assert(cpu);
printf("\n CPU //\n\n");
printf(" # register ax = %d\n", cpu->ax);
Stack_dump(cpu->stack_cpu);
}
int full(stack *my_stack)
{
if (Stack_OK(my_stack))
Stack_dump(my_stack);
if(my_stack->size == my_stack->Max)
return -1;
else
return 0;
}
//show last element
double topp(stack *my_stack)
{
errno = 0;
Stack_OK(my_stack);
if (!errno)
return my_stack->top;
else
Stack_dump(my_stack);
return -1;
}
// clear stack
int clear(stack *my_stack)
{
Stack_OK(my_stack);
if (Stack_OK(my_stack))
Stack_dump(my_stack);
else
{
my_stack->data = 0;
errno = 0;
return 0;
}
return -1;
}
int Stack_pop(Stack_t* st) {
if (--st->counter >= 0) return st->data[st->counter];
else if (!Stack_ok(st)) {
Stack_dump(st);
assert(!" # Stack is empty # ");
}
else return 0xBAD;
}
int Stack_push(Stack_t* st, elem_t num) {
if (!Stack_ok(st)) {
Stack_dump(st);
assert(!" # Stack overflow # ");
}
st->data[st->counter++] = num;
if (!Stack_ok(st)) {return 0;}
else {
return 1;
}
}
static void shutdown_handler(int signo)
{
const char *signame = signames[signo];
if (!signame) {
signame = "unknown";
}
const char threadname[17] = "thread";
#ifdef HAVE_PRCTL
{
prctl(PR_GET_NAME, threadname);
}
#endif
fprintf(stderr, "%s: caught signal %d (%s)\n", threadname, signo, signame);
Stack_dump();
_exit(signo);
}
static void usr1_handler(int signo)
{
Stack_dump();
}
