void test_two_level_stack(void)
{
names_stack *stack;
unsigned int check_num;
check_num = 0;
stack = stack_new();
stack_enter(stack);
check_depth(check_num++, stack, "foo", 0);
check_depth(check_num++, stack, "bar", 0);
check_depth(check_num++, stack, "baz", 0);
check_unsigned_int(stack_frame_size(stack), 0);
stack_name_add(stack, "foo");
stack_name_add(stack, "bar");
check_depth(check_num++, stack, "foo", 1);
check_depth(check_num++, stack, "bar", 2);
check_depth(check_num++, stack, "baz", 0);
check_unsigned_ints(stack_frame_size(stack), 2, "1");
stack_enter(stack);
check_unsigned_ints(stack_frame_size(stack), 0, "2");
stack_name_add(stack, "baz");
check_unsigned_ints(stack_frame_size(stack), 1, "3");
stack_name_add(stack, "foo");
check_unsigned_ints(stack_frame_size(stack), 2, "4");
check_depth(check_num++, stack, "foo", 2);
check_depth(check_num++, stack, "bar", 0);
check_depth(check_num++, stack, "baz", 1);
stack_leave(stack);
check_unsigned_ints(stack_frame_size(stack), 2, "5");
check_depth(check_num++, stack, "foo", 1);
check_depth(check_num++, stack, "bar", 2);
check_depth(check_num++, stack, "baz", 0);
stack_leave(stack);
check_unsigned_ints(stack_frame_size(stack), 0, "6");
check_depth(check_num++, stack, "foo", 0);
check_depth(check_num++, stack, "bar", 0);
check_depth(check_num++, stack, "baz", 0);
stack_destroy(stack);
}
void stack_destroy(names_stack *stack)
{
while (stack->names_lists_c) {
stack_leave(stack);
}
if (stack->names_lists_c > 0) {
if (stack->names_lists[0]) {
if (stack->names_lists[0]->names) {
heap_free(stack->names_lists[0]->names);
}
}
heap_free(stack->names_lists);
}
heap_free(stack);
}
ExceptionHolder* findHolder(int data) {
while (currentFrame != NULL) {
ExceptionHolder* holder = currentFrame -> exception;
if (holder != NULL) {
int i = 0;
for (i = 0; i < holder -> size; i++) {
if ((holder -> exceptions)[i] == data || (holder -> exceptions)[i] == -1) {
return holder;
}
}
}
if (currentFrame -> prev == NULL) {
printf("An error occured.");
return NULL;
} else {
stack_leave();
}
}
printf("Unhandled Exception.");
return NULL;
}
