| … | |
… | |
| 641 | { |
641 | { |
| 642 | erase (&obj); |
642 | erase (&obj); |
| 643 | } |
643 | } |
| 644 | }; |
644 | }; |
| 645 | |
645 | |
|
|
646 | ///////////////////////////////////////////////////////////////////////////// |
|
|
647 | |
|
|
648 | // something like a vector or stack, but without |
|
|
649 | // out of bounds checking |
|
|
650 | template<typename T> |
|
|
651 | struct fixed_stack |
|
|
652 | { |
|
|
653 | T *data; |
|
|
654 | int size; |
|
|
655 | int max; |
|
|
656 | |
|
|
657 | fixed_stack () |
|
|
658 | : size (0), data (0) |
|
|
659 | { |
|
|
660 | } |
|
|
661 | |
|
|
662 | fixed_stack (int max) |
|
|
663 | : size (0), max (max) |
|
|
664 | { |
|
|
665 | data = salloc<T> (max); |
|
|
666 | } |
|
|
667 | |
|
|
668 | void reset (int new_max) |
|
|
669 | { |
|
|
670 | sfree (data, max); |
|
|
671 | size = 0; |
|
|
672 | max = new_max; |
|
|
673 | data = salloc<T> (max); |
|
|
674 | } |
|
|
675 | |
|
|
676 | void free () |
|
|
677 | { |
|
|
678 | sfree (data, max); |
|
|
679 | data = 0; |
|
|
680 | } |
|
|
681 | |
|
|
682 | ~fixed_stack () |
|
|
683 | { |
|
|
684 | sfree (data, max); |
|
|
685 | } |
|
|
686 | |
|
|
687 | T &operator[](int idx) |
|
|
688 | { |
|
|
689 | return data [idx]; |
|
|
690 | } |
|
|
691 | |
|
|
692 | void push (T v) |
|
|
693 | { |
|
|
694 | data [size++] = v; |
|
|
695 | } |
|
|
696 | |
|
|
697 | T &pop () |
|
|
698 | { |
|
|
699 | return data [--size]; |
|
|
700 | } |
|
|
701 | |
|
|
702 | T remove (int idx) |
|
|
703 | { |
|
|
704 | T v = data [idx]; |
|
|
705 | |
|
|
706 | data [idx] = data [--size]; |
|
|
707 | |
|
|
708 | return v; |
|
|
709 | } |
|
|
710 | }; |
|
|
711 | |
|
|
712 | ///////////////////////////////////////////////////////////////////////////// |
|
|
713 | |
| 646 | // basically does what strncpy should do, but appends "..." to strings exceeding length |
714 | // basically does what strncpy should do, but appends "..." to strings exceeding length |
| 647 | // returns the number of bytes actually used (including \0) |
715 | // returns the number of bytes actually used (including \0) |
| 648 | int assign (char *dst, const char *src, int maxsize); |
716 | int assign (char *dst, const char *src, int maxsize); |
| 649 | |
717 | |
| 650 | // type-safe version of assign |
718 | // type-safe version of assign |
