diff options
Diffstat (limited to 'source/blender/blenlib/BLI_utildefines_stack.h')
| -rw-r--r-- | source/blender/blenlib/BLI_utildefines_stack.h | 102 |
1 files changed, 60 insertions, 42 deletions
diff --git a/source/blender/blenlib/BLI_utildefines_stack.h b/source/blender/blenlib/BLI_utildefines_stack.h index d3ae3b35928..9f9bfb0405d 100644 --- a/source/blender/blenlib/BLI_utildefines_stack.h +++ b/source/blender/blenlib/BLI_utildefines_stack.h @@ -26,60 +26,78 @@ /* only validate array-bounds in debug mode */ #ifdef DEBUG -# define STACK_DECLARE(stack) unsigned int _##stack##_index, _##stack##_totalloc -# define STACK_INIT(stack, tot) ((void)stack, (void)((_##stack##_index) = 0), (void)((_##stack##_totalloc) = (tot))) -# define _STACK_SIZETEST(stack, off) (BLI_assert((_##stack##_index) + (off) <= _##stack##_totalloc)) -# define _STACK_SWAP_TOTALLOC(stack_a, stack_b) SWAP(unsigned int, _##stack_a##_totalloc, _##stack_b##_totalloc) +# define STACK_DECLARE(stack) unsigned int _##stack##_index, _##stack##_totalloc +# define STACK_INIT(stack, tot) \ + ((void)stack, (void)((_##stack##_index) = 0), (void)((_##stack##_totalloc) = (tot))) +# define _STACK_SIZETEST(stack, off) \ + (BLI_assert((_##stack##_index) + (off) <= _##stack##_totalloc)) +# define _STACK_SWAP_TOTALLOC(stack_a, stack_b) \ + SWAP(unsigned int, _##stack_a##_totalloc, _##stack_b##_totalloc) #else -# define STACK_DECLARE(stack) unsigned int _##stack##_index -# define STACK_INIT(stack, tot) ((void)stack, (void)((_##stack##_index) = 0), (void)(0 ? (tot) : 0)) +# define STACK_DECLARE(stack) unsigned int _##stack##_index +# define STACK_INIT(stack, tot) \ + ((void)stack, (void)((_##stack##_index) = 0), (void)(0 ? (tot) : 0)) # define _STACK_SIZETEST(stack, off) (void)(stack), (void)(off) # define _STACK_SWAP_TOTALLOC(stack_a, stack_b) (void)(stack_a), (void)(stack_b) #endif -#define _STACK_BOUNDSTEST(stack, index) ((void)stack, BLI_assert((unsigned int)(index) < _##stack##_index)) +#define _STACK_BOUNDSTEST(stack, index) \ + ((void)stack, BLI_assert((unsigned int)(index) < _##stack##_index)) - -#define STACK_SIZE(stack) ((void)stack, (_##stack##_index)) -#define STACK_CLEAR(stack) {(void)stack; _##stack##_index = 0; } ((void)0) +#define STACK_SIZE(stack) ((void)stack, (_##stack##_index)) +#define STACK_CLEAR(stack) \ + { \ + (void)stack; \ + _##stack##_index = 0; \ + } \ + ((void)0) /** add item to stack */ -#define STACK_PUSH(stack, val) ((void)stack, _STACK_SIZETEST(stack, 1), ((stack)[(_##stack##_index)++] = (val))) -#define STACK_PUSH_RET(stack) ((void)stack, _STACK_SIZETEST(stack, 1), ((stack)[(_##stack##_index)++])) -#define STACK_PUSH_RET_PTR(stack) ((void)stack, _STACK_SIZETEST(stack, 1), &((stack)[(_##stack##_index)++])) +#define STACK_PUSH(stack, val) \ + ((void)stack, _STACK_SIZETEST(stack, 1), ((stack)[(_##stack##_index)++] = (val))) +#define STACK_PUSH_RET(stack) \ + ((void)stack, _STACK_SIZETEST(stack, 1), ((stack)[(_##stack##_index)++])) +#define STACK_PUSH_RET_PTR(stack) \ + ((void)stack, _STACK_SIZETEST(stack, 1), &((stack)[(_##stack##_index)++])) /** take last item from stack */ -#define STACK_POP(stack) ((_##stack##_index) ? ((stack)[--(_##stack##_index)]) : NULL) -#define STACK_POP_PTR(stack) ((_##stack##_index) ? &((stack)[--(_##stack##_index)]) : NULL) -#define STACK_POP_DEFAULT(stack, r) ((_##stack##_index) ? ((stack)[--(_##stack##_index)]) : (r)) +#define STACK_POP(stack) ((_##stack##_index) ? ((stack)[--(_##stack##_index)]) : NULL) +#define STACK_POP_PTR(stack) ((_##stack##_index) ? &((stack)[--(_##stack##_index)]) : NULL) +#define STACK_POP_DEFAULT(stack, r) ((_##stack##_index) ? ((stack)[--(_##stack##_index)]) : (r)) /** look at last item (assumes non-empty stack) */ -#define STACK_PEEK(stack) (BLI_assert(_##stack##_index), ((stack)[_##stack##_index - 1])) -#define STACK_PEEK_PTR(stack) (BLI_assert(_##stack##_index), &((stack)[_##stack##_index - 1])) +#define STACK_PEEK(stack) (BLI_assert(_##stack##_index), ((stack)[_##stack##_index - 1])) +#define STACK_PEEK_PTR(stack) (BLI_assert(_##stack##_index), &((stack)[_##stack##_index - 1])) /** remove any item from the stack, take care, re-orders */ #define STACK_REMOVE(stack, i) \ - { \ - const unsigned int _i = i; \ - _STACK_BOUNDSTEST(stack, _i); \ - if (--_##stack##_index != _i) { \ - stack[_i] = stack[_##stack##_index]; \ - } \ - } ((void)0) + { \ + const unsigned int _i = i; \ + _STACK_BOUNDSTEST(stack, _i); \ + if (--_##stack##_index != _i) { \ + stack[_i] = stack[_##stack##_index]; \ + } \ + } \ + ((void)0) #define STACK_DISCARD(stack, n) \ - { \ - const unsigned int _n = n; \ - BLI_assert(_##stack##_index >= _n); \ - (void)stack; \ - _##stack##_index -= _n; \ - } ((void)0) + { \ + const unsigned int _n = n; \ + BLI_assert(_##stack##_index >= _n); \ + (void)stack; \ + _##stack##_index -= _n; \ + } \ + ((void)0) #ifdef __GNUC__ -#define STACK_SWAP(stack_a, stack_b) { \ - SWAP(typeof(stack_a), stack_a, stack_b); \ - SWAP(unsigned int, _##stack_a##_index, _##stack_b##_index); \ - _STACK_SWAP_TOTALLOC(stack_a, stack_b); \ -} ((void)0) +# define STACK_SWAP(stack_a, stack_b) \ + { \ + SWAP(typeof(stack_a), stack_a, stack_b); \ + SWAP(unsigned int, _##stack_a##_index, _##stack_b##_index); \ + _STACK_SWAP_TOTALLOC(stack_a, stack_b); \ + } \ + ((void)0) #else -#define STACK_SWAP(stack_a, stack_b) { \ - SWAP(void *, stack_a, stack_b); \ - SWAP(unsigned int, _##stack_a##_index, _##stack_b##_index); \ - _STACK_SWAP_TOTALLOC(stack_a, stack_b); \ -} ((void)0) +# define STACK_SWAP(stack_a, stack_b) \ + { \ + SWAP(void *, stack_a, stack_b); \ + SWAP(unsigned int, _##stack_a##_index, _##stack_b##_index); \ + _STACK_SWAP_TOTALLOC(stack_a, stack_b); \ + } \ + ((void)0) #endif -#endif /* __BLI_UTILDEFINES_STACK_H__ */ +#endif /* __BLI_UTILDEFINES_STACK_H__ */ |