Fixing iterators

This commit is contained in:
Leonardo committed 2019-04-11 14:43:28 -03:00
1 parent 213fa25a3a
commit bddb9252f3
10 files changed
+521 -524

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+281 -283
View File
@@ -90,289 +90,287 @@
FMOD bool PFX##_iter_prev(SNAME##_iter *iter, V *result, size_t *index); \
\
/* SOURCE ********************************************************************/
#define DEQUE_GENERATE_SOURCE(PFX, SNAME, FMOD, V) \
\
FMOD bool PFX##_grow(SNAME *_deque_); \
\
FMOD SNAME *PFX##_new(size_t size) \
{ \
if (size < 1) \
return NULL; \
\
SNAME *_deque_ = malloc(sizeof(SNAME)); \
\
if (!_deque_) \
return NULL; \
\
_deque_->buffer = malloc(sizeof(V) * size); \
\
if (!_deque_->buffer) \
{ \
free(_deque_); \
return NULL; \
} \
\
memset(_deque_->buffer, 0, sizeof(V) * size); \
\
_deque_->capacity = size; \
_deque_->count = 0; \
_deque_->front = 0; \
_deque_->rear = 0; \
\
return _deque_; \
} \
\
FMOD void PFX##_clear(SNAME *_deque_) \
{ \
memset(_deque_->buffer, 0, sizeof(V) * _deque_->capacity); \
\
_deque_->count = 0; \
_deque_->front = 0; \
_deque_->rear = 0; \
} \
\
FMOD void PFX##_free(SNAME *_deque_) \
{ \
free(_deque_->buffer); \
free(_deque_); \
} \
\
FMOD bool PFX##_push_front(SNAME *_deque_, V element) \
{ \
if (PFX##_full(_deque_)) \
{ \
if (!PFX##_grow(_deque_)) \
return false; \
} \
\
_deque_->front = (_deque_->front == 0) ? _deque_->capacity - 1 : _deque_->front - 1; \
\
_deque_->buffer[_deque_->front] = element; \
\
_deque_->count++; \
\
return true; \
} \
\
FMOD bool PFX##_push_back(SNAME *_deque_, V element) \
{ \
if (PFX##_full(_deque_)) \
{ \
if (!PFX##_grow(_deque_)) \
return false; \
} \
\
_deque_->buffer[_deque_->rear] = element; \
\
_deque_->rear = (_deque_->rear == _deque_->capacity - 1) ? 0 : _deque_->rear + 1; \
\
_deque_->count++; \
\
return true; \
} \
\
FMOD bool PFX##_pop_front(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return false; \
\
_deque_->buffer[_deque_->front] = 0; \
\
_deque_->front = (_deque_->front == _deque_->capacity - 1) ? 0 : _deque_->front + 1; \
\
_deque_->count--; \
\
return true; \
} \
\
FMOD bool PFX##_pop_back(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return false; \
\
_deque_->rear = (_deque_->rear == 0) ? _deque_->capacity - 1 : _deque_->rear - 1; \
\
_deque_->buffer[_deque_->rear] = 0; \
\
_deque_->count--; \
\
return true; \
} \
\
FMOD bool PFX##_push_front_if(SNAME *_deque_, V element, bool condition) \
{ \
if (condition) \
return PFX##_push_front(_deque_, element); \
\
return false; \
} \
\
FMOD bool PFX##_push_back_if(SNAME *_deque_, V element, bool condition) \
{ \
if (condition) \
return PFX##_push_back(_deque_, element); \
\
return false; \
} \
\
FMOD bool PFX##_pop_front_if(SNAME *_deque_, bool condition) \
{ \
if (condition) \
return PFX##_pop_front(_deque_); \
\
return false; \
} \
\
FMOD bool PFX##_pop_back_if(SNAME *_deque_, bool condition) \
{ \
if (condition) \
return PFX##_pop_back(_deque_); \
\
return false; \
} \
\
FMOD V PFX##_front(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return 0; \
\
return _deque_->buffer[_deque_->front]; \
} \
\
FMOD V PFX##_back(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return 0; \
\
return _deque_->buffer[(_deque_->rear == 0) ? _deque_->capacity - 1 : _deque_->rear - 1]; \
} \
\
FMOD bool PFX##_empty(SNAME *_deque_) \
{ \
return _deque_->count == 0; \
} \
\
FMOD bool PFX##_full(SNAME *_deque_) \
{ \
return _deque_->count >= _deque_->capacity; \
} \
\
FMOD size_t PFX##_count(SNAME *_deque_) \
{ \
return _deque_->count; \
} \
\
FMOD size_t PFX##_capacity(SNAME *_deque_) \
{ \
return _deque_->capacity; \
} \
\
FMOD void PFX##_iter_new(SNAME##_iter *iter, SNAME *target) \
{ \
iter->target = target; \
iter->cursor = target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(target); \
} \
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->cursor == iter->target->front && iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
size_t real_rear = iter->target->rear == 0 ? iter->target->capacity - 1 : iter->target->rear - 1; \
\
return iter->cursor == real_rear && iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
{ \
iter->cursor = iter->target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(iter->target); \
} \
\
FMOD void PFX##_iter_toend(SNAME##_iter *iter) \
{ \
if (PFX##_empty(iter->target)) \
iter->cursor = 0; \
else \
iter->cursor = (iter->target->rear == 0) ? iter->target->count - 1 : iter->target->rear - 1; \
\
iter->index = iter->target->count - 1; \
iter->start = PFX##_empty(iter->target); \
iter->end = true; \
} \
\
FMOD bool PFX##_iter_next(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->end) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->start = false; \
\
if (iter->index == iter->target->count - 1) \
iter->end = true; \
else \
{ \
iter->cursor = (iter->cursor + 1) % (iter->target->capacity); \
iter->index++; \
} \
\
return true; \
} \
\
FMOD bool PFX##_iter_prev(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->start) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->end = false; \
\
if (iter->index == 0) \
iter->start = true; \
else \
{ \
iter->cursor = (iter->cursor == 0) ? iter->target->capacity - 1 : iter->cursor - 1; \
iter->index--; \
} \
\
return true; \
} \
\
FMOD bool PFX##_grow(SNAME *_deque_) \
{ \
\
size_t new_capacity = _deque_->capacity * 2; \
\
V *new_buffer = malloc(sizeof(V) * new_capacity); \
\
if (!new_buffer) \
return false; \
\
for (size_t i = _deque_->front, j = 0; j < _deque_->count; i = (i + 1) % _deque_->capacity, j++) \
{ \
new_buffer[j] = _deque_->buffer[i]; \
} \
\
free(_deque_->buffer); \
\
_deque_->buffer = new_buffer; \
_deque_->capacity = new_capacity; \
_deque_->front = 0; \
_deque_->rear = _deque_->count; \
\
return true; \
#define DEQUE_GENERATE_SOURCE(PFX, SNAME, FMOD, V) \
\
FMOD bool PFX##_grow(SNAME *_deque_); \
\
FMOD SNAME *PFX##_new(size_t size) \
{ \
if (size < 1) \
return NULL; \
\
SNAME *_deque_ = malloc(sizeof(SNAME)); \
\
if (!_deque_) \
return NULL; \
\
_deque_->buffer = malloc(sizeof(V) * size); \
\
if (!_deque_->buffer) \
{ \
free(_deque_); \
return NULL; \
} \
\
memset(_deque_->buffer, 0, sizeof(V) * size); \
\
_deque_->capacity = size; \
_deque_->count = 0; \
_deque_->front = 0; \
_deque_->rear = 0; \
\
return _deque_; \
} \
\
FMOD void PFX##_clear(SNAME *_deque_) \
{ \
memset(_deque_->buffer, 0, sizeof(V) * _deque_->capacity); \
\
_deque_->count = 0; \
_deque_->front = 0; \
_deque_->rear = 0; \
} \
\
FMOD void PFX##_free(SNAME *_deque_) \
{ \
free(_deque_->buffer); \
free(_deque_); \
} \
\
FMOD bool PFX##_push_front(SNAME *_deque_, V element) \
{ \
if (PFX##_full(_deque_)) \
{ \
if (!PFX##_grow(_deque_)) \
return false; \
} \
\
_deque_->front = (_deque_->front == 0) ? _deque_->capacity - 1 : _deque_->front - 1; \
\
_deque_->buffer[_deque_->front] = element; \
\
_deque_->count++; \
\
return true; \
} \
\
FMOD bool PFX##_push_back(SNAME *_deque_, V element) \
{ \
if (PFX##_full(_deque_)) \
{ \
if (!PFX##_grow(_deque_)) \
return false; \
} \
\
_deque_->buffer[_deque_->rear] = element; \
\
_deque_->rear = (_deque_->rear == _deque_->capacity - 1) ? 0 : _deque_->rear + 1; \
\
_deque_->count++; \
\
return true; \
} \
\
FMOD bool PFX##_pop_front(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return false; \
\
_deque_->buffer[_deque_->front] = 0; \
\
_deque_->front = (_deque_->front == _deque_->capacity - 1) ? 0 : _deque_->front + 1; \
\
_deque_->count--; \
\
return true; \
} \
\
FMOD bool PFX##_pop_back(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return false; \
\
_deque_->rear = (_deque_->rear == 0) ? _deque_->capacity - 1 : _deque_->rear - 1; \
\
_deque_->buffer[_deque_->rear] = 0; \
\
_deque_->count--; \
\
return true; \
} \
\
FMOD bool PFX##_push_front_if(SNAME *_deque_, V element, bool condition) \
{ \
if (condition) \
return PFX##_push_front(_deque_, element); \
\
return false; \
} \
\
FMOD bool PFX##_push_back_if(SNAME *_deque_, V element, bool condition) \
{ \
if (condition) \
return PFX##_push_back(_deque_, element); \
\
return false; \
} \
\
FMOD bool PFX##_pop_front_if(SNAME *_deque_, bool condition) \
{ \
if (condition) \
return PFX##_pop_front(_deque_); \
\
return false; \
} \
\
FMOD bool PFX##_pop_back_if(SNAME *_deque_, bool condition) \
{ \
if (condition) \
return PFX##_pop_back(_deque_); \
\
return false; \
} \
\
FMOD V PFX##_front(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return 0; \
\
return _deque_->buffer[_deque_->front]; \
} \
\
FMOD V PFX##_back(SNAME *_deque_) \
{ \
if (PFX##_empty(_deque_)) \
return 0; \
\
return _deque_->buffer[(_deque_->rear == 0) ? _deque_->capacity - 1 : _deque_->rear - 1]; \
} \
\
FMOD bool PFX##_empty(SNAME *_deque_) \
{ \
return _deque_->count == 0; \
} \
\
FMOD bool PFX##_full(SNAME *_deque_) \
{ \
return _deque_->count >= _deque_->capacity; \
} \
\
FMOD size_t PFX##_count(SNAME *_deque_) \
{ \
return _deque_->count; \
} \
\
FMOD size_t PFX##_capacity(SNAME *_deque_) \
{ \
return _deque_->capacity; \
} \
\
FMOD void PFX##_iter_new(SNAME##_iter *iter, SNAME *target) \
{ \
iter->target = target; \
iter->cursor = target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(target); \
} \
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
{ \
iter->cursor = iter->target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(iter->target); \
} \
\
FMOD void PFX##_iter_toend(SNAME##_iter *iter) \
{ \
if (PFX##_empty(iter->target)) \
iter->cursor = 0; \
else \
iter->cursor = (iter->target->rear == 0) ? iter->target->count - 1 : iter->target->rear - 1; \
\
iter->index = iter->target->count - 1; \
iter->start = PFX##_empty(iter->target); \
iter->end = true; \
} \
\
FMOD bool PFX##_iter_next(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->end) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->start = false; \
\
if (iter->index == iter->target->count - 1) \
iter->end = true; \
else \
{ \
iter->cursor = (iter->cursor + 1) % (iter->target->capacity); \
iter->index++; \
} \
\
return true; \
} \
\
FMOD bool PFX##_iter_prev(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->start) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->end = false; \
\
if (iter->index == 0) \
iter->start = true; \
else \
{ \
iter->cursor = (iter->cursor == 0) ? iter->target->capacity - 1 : iter->cursor - 1; \
iter->index--; \
} \
\
return true; \
} \
\
FMOD bool PFX##_grow(SNAME *_deque_) \
{ \
\
size_t new_capacity = _deque_->capacity * 2; \
\
V *new_buffer = malloc(sizeof(V) * new_capacity); \
\
if (!new_buffer) \
return false; \
\
for (size_t i = _deque_->front, j = 0; j < _deque_->count; i = (i + 1) % _deque_->capacity, j++) \
{ \
new_buffer[j] = _deque_->buffer[i]; \
} \
\
free(_deque_->buffer); \
\
_deque_->buffer = new_buffer; \
_deque_->capacity = new_capacity; \
_deque_->front = 0; \
_deque_->rear = _deque_->count; \
\
return true; \
}
#endif /* CMC_DEQUE_H */
+2 -2
View File
@@ -379,12 +379,12 @@ static const size_t cmc_hashtable_primes[] = {53, 97, 193, 389, 769, 1543, 3079,
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->start && iter->cursor == iter->first; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->end && iter->cursor == iter->last; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+2 -2
View File
@@ -460,12 +460,12 @@ static const size_t cmc_hashtable_primes[] = {53, 97, 193, 389, 769, 1543, 3079,
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->start && iter->cursor == iter->first; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->end && iter->cursor == iter->last; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+2 -2
View File
@@ -236,12 +236,12 @@ typedef enum HeapOrder
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->cursor == 0 && iter->start; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->cursor == iter->target->count - 1 && iter->end; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+2 -2
View File
@@ -534,12 +534,12 @@
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->cursor->prev == NULL && iter->start; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->cursor->next == NULL && iter->end; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+2 -2
View File
@@ -457,12 +457,12 @@
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->cursor == 0 && iter->start; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->cursor == iter->target->count - 1 && iter->end; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+224 -225
View File
@@ -85,231 +85,230 @@
FMOD bool PFX##_iter_prev(SNAME##_iter *iter, V *result, size_t *index); \
\
/* SOURCE ********************************************************************/
#define QUEUE_GENERATE_SOURCE(PFX, SNAME, FMOD, V) \
\
FMOD bool PFX##_grow(SNAME *_queue_); \
\
FMOD SNAME *PFX##_new(size_t size) \
{ \
if (size < 1) \
return NULL; \
\
SNAME *_queue_ = malloc(sizeof(SNAME)); \
\
if (!_queue_) \
return NULL; \
\
_queue_->buffer = malloc(sizeof(V) * size); \
\
if (!_queue_->buffer) \
{ \
free(_queue_); \
return NULL; \
} \
\
memset(_queue_->buffer, 0, sizeof(V) * size); \
\
_queue_->capacity = size; \
_queue_->count = 0; \
_queue_->front = 0; \
_queue_->rear = 0; \
\
return _queue_; \
} \
\
FMOD void PFX##_clear(SNAME *_queue_) \
{ \
memset(_queue_->buffer, 0, sizeof(V) * _queue_->capacity); \
\
_queue_->count = 0; \
_queue_->front = 0; \
_queue_->rear = 0; \
} \
\
FMOD void PFX##_free(SNAME *_queue_) \
{ \
free(_queue_->buffer); \
free(_queue_); \
} \
\
FMOD bool PFX##_enqueue(SNAME *_queue_, V element) \
{ \
if (PFX##_full(_queue_)) \
{ \
if (!PFX##_grow(_queue_)) \
return false; \
} \
\
_queue_->buffer[_queue_->rear] = element; \
\
_queue_->rear = (_queue_->rear == _queue_->capacity - 1) ? 0 : _queue_->rear + 1; \
_queue_->count++; \
\
return true; \
} \
\
FMOD bool PFX##_dequeue(SNAME *_queue_) \
{ \
if (PFX##_empty(_queue_)) \
return false; \
\
_queue_->buffer[_queue_->front] = 0; \
\
_queue_->front = (_queue_->front == _queue_->capacity - 1) ? 0 : _queue_->front + 1; \
_queue_->count--; \
\
return true; \
} \
\
FMOD bool PFX##_enqueue_if(SNAME *_queue_, V element, bool condition) \
{ \
if (condition) \
return PFX##_enqueue(_queue_, element); \
\
return false; \
} \
\
FMOD bool PFX##_dequeue_if(SNAME *_queue_, bool condition) \
{ \
if (condition) \
return PFX##_dequeue(_queue_); \
\
return false; \
} \
\
FMOD V PFX##_peek(SNAME *_queue_) \
{ \
if (PFX##_empty(_queue_)) \
return 0; \
\
return _queue_->buffer[_queue_->front]; \
} \
\
FMOD bool PFX##_empty(SNAME *_queue_) \
{ \
return _queue_->count == 0; \
} \
\
FMOD bool PFX##_full(SNAME *_queue_) \
{ \
return _queue_->count >= _queue_->capacity; \
} \
\
FMOD size_t PFX##_count(SNAME *_queue_) \
{ \
return _queue_->count; \
} \
\
FMOD size_t PFX##_capacity(SNAME *_queue_) \
{ \
return _queue_->capacity; \
} \
\
FMOD void PFX##_iter_new(SNAME##_iter *iter, SNAME *target) \
{ \
iter->target = target; \
iter->cursor = target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(target); \
} \
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->cursor == iter->target->front && iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
size_t real_rear = iter->target->rear == 0 ? iter->target->capacity - 1 : iter->target->rear - 1; \
return iter->cursor == real_rear && iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
{ \
iter->cursor = iter->target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(iter->target); \
} \
\
FMOD void PFX##_iter_toend(SNAME##_iter *iter) \
{ \
if (PFX##_empty(iter->target)) \
iter->cursor = 0; \
else \
iter->cursor = (iter->target->rear == 0) ? iter->target->count - 1 : iter->target->rear - 1; \
\
iter->index = iter->target->count - 1; \
iter->start = PFX##_empty(iter->target); \
iter->end = true; \
} \
\
FMOD bool PFX##_iter_next(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->end) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->start = false; \
\
if (iter->index == iter->target->count - 1) \
iter->end = true; \
else \
{ \
iter->cursor = (iter->cursor + 1) % (iter->target->capacity); \
iter->index++; \
} \
\
return true; \
} \
\
FMOD bool PFX##_iter_prev(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->start) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->end = false; \
\
if (iter->index == 0) \
iter->start = true; \
else \
{ \
iter->cursor = (iter->cursor == 0) ? iter->target->capacity - 1 : iter->cursor - 1; \
iter->index--; \
} \
\
return true; \
} \
\
FMOD bool PFX##_grow(SNAME *_queue_) \
{ \
\
size_t new_capacity = _queue_->capacity * 2; \
\
V *new_buffer = malloc(sizeof(V) * new_capacity); \
\
if (!new_buffer) \
return false; \
\
for (size_t i = _queue_->front, j = 0; j < _queue_->count; i = (i + 1) % _queue_->capacity, j++) \
{ \
new_buffer[j] = _queue_->buffer[i]; \
} \
\
free(_queue_->buffer); \
\
_queue_->buffer = new_buffer; \
_queue_->capacity = new_capacity; \
_queue_->front = 0; \
_queue_->rear = _queue_->count; \
\
return true; \
#define QUEUE_GENERATE_SOURCE(PFX, SNAME, FMOD, V) \
\
FMOD bool PFX##_grow(SNAME *_queue_); \
\
FMOD SNAME *PFX##_new(size_t size) \
{ \
if (size < 1) \
return NULL; \
\
SNAME *_queue_ = malloc(sizeof(SNAME)); \
\
if (!_queue_) \
return NULL; \
\
_queue_->buffer = malloc(sizeof(V) * size); \
\
if (!_queue_->buffer) \
{ \
free(_queue_); \
return NULL; \
} \
\
memset(_queue_->buffer, 0, sizeof(V) * size); \
\
_queue_->capacity = size; \
_queue_->count = 0; \
_queue_->front = 0; \
_queue_->rear = 0; \
\
return _queue_; \
} \
\
FMOD void PFX##_clear(SNAME *_queue_) \
{ \
memset(_queue_->buffer, 0, sizeof(V) * _queue_->capacity); \
\
_queue_->count = 0; \
_queue_->front = 0; \
_queue_->rear = 0; \
} \
\
FMOD void PFX##_free(SNAME *_queue_) \
{ \
free(_queue_->buffer); \
free(_queue_); \
} \
\
FMOD bool PFX##_enqueue(SNAME *_queue_, V element) \
{ \
if (PFX##_full(_queue_)) \
{ \
if (!PFX##_grow(_queue_)) \
return false; \
} \
\
_queue_->buffer[_queue_->rear] = element; \
\
_queue_->rear = (_queue_->rear == _queue_->capacity - 1) ? 0 : _queue_->rear + 1; \
_queue_->count++; \
\
return true; \
} \
\
FMOD bool PFX##_dequeue(SNAME *_queue_) \
{ \
if (PFX##_empty(_queue_)) \
return false; \
\
_queue_->buffer[_queue_->front] = 0; \
\
_queue_->front = (_queue_->front == _queue_->capacity - 1) ? 0 : _queue_->front + 1; \
_queue_->count--; \
\
return true; \
} \
\
FMOD bool PFX##_enqueue_if(SNAME *_queue_, V element, bool condition) \
{ \
if (condition) \
return PFX##_enqueue(_queue_, element); \
\
return false; \
} \
\
FMOD bool PFX##_dequeue_if(SNAME *_queue_, bool condition) \
{ \
if (condition) \
return PFX##_dequeue(_queue_); \
\
return false; \
} \
\
FMOD V PFX##_peek(SNAME *_queue_) \
{ \
if (PFX##_empty(_queue_)) \
return 0; \
\
return _queue_->buffer[_queue_->front]; \
} \
\
FMOD bool PFX##_empty(SNAME *_queue_) \
{ \
return _queue_->count == 0; \
} \
\
FMOD bool PFX##_full(SNAME *_queue_) \
{ \
return _queue_->count >= _queue_->capacity; \
} \
\
FMOD size_t PFX##_count(SNAME *_queue_) \
{ \
return _queue_->count; \
} \
\
FMOD size_t PFX##_capacity(SNAME *_queue_) \
{ \
return _queue_->capacity; \
} \
\
FMOD void PFX##_iter_new(SNAME##_iter *iter, SNAME *target) \
{ \
iter->target = target; \
iter->cursor = target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(target); \
} \
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
{ \
iter->cursor = iter->target->front; \
iter->index = 0; \
iter->start = true; \
iter->end = PFX##_empty(iter->target); \
} \
\
FMOD void PFX##_iter_toend(SNAME##_iter *iter) \
{ \
if (PFX##_empty(iter->target)) \
iter->cursor = 0; \
else \
iter->cursor = (iter->target->rear == 0) ? iter->target->count - 1 : iter->target->rear - 1; \
\
iter->index = iter->target->count - 1; \
iter->start = PFX##_empty(iter->target); \
iter->end = true; \
} \
\
FMOD bool PFX##_iter_next(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->end) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->start = false; \
\
if (iter->index == iter->target->count - 1) \
iter->end = true; \
else \
{ \
iter->cursor = (iter->cursor + 1) % (iter->target->capacity); \
iter->index++; \
} \
\
return true; \
} \
\
FMOD bool PFX##_iter_prev(SNAME##_iter *iter, V *result, size_t *index) \
{ \
if (iter->start) \
return false; \
\
*index = iter->index; \
*result = iter->target->buffer[iter->cursor]; \
\
iter->end = false; \
\
if (iter->index == 0) \
iter->start = true; \
else \
{ \
iter->cursor = (iter->cursor == 0) ? iter->target->capacity - 1 : iter->cursor - 1; \
iter->index--; \
} \
\
return true; \
} \
\
FMOD bool PFX##_grow(SNAME *_queue_) \
{ \
\
size_t new_capacity = _queue_->capacity * 2; \
\
V *new_buffer = malloc(sizeof(V) * new_capacity); \
\
if (!new_buffer) \
return false; \
\
for (size_t i = _queue_->front, j = 0; j < _queue_->count; i = (i + 1) % _queue_->capacity, j++) \
{ \
new_buffer[j] = _queue_->buffer[i]; \
} \
\
free(_queue_->buffer); \
\
_queue_->buffer = new_buffer; \
_queue_->capacity = new_capacity; \
_queue_->front = 0; \
_queue_->rear = _queue_->count; \
\
return true; \
}
#endif /* CMC_QUEUE_H */
+2 -2
View File
@@ -202,12 +202,12 @@
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->cursor == iter->target->count - 1 && iter->start; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->cursor == 0 && iter->end; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+2 -2
View File
@@ -448,12 +448,12 @@
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->start && iter->cursor == iter->first; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->end && iter->cursor == iter->last; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \
+2 -2
View File
@@ -540,12 +540,12 @@
\
FMOD bool PFX##_iter_start(SNAME##_iter *iter) \
{ \
return iter->start && iter->cursor == iter->first; \
return PFX##_empty(iter->target) || iter->start; \
} \
\
FMOD bool PFX##_iter_end(SNAME##_iter *iter) \
{ \
return iter->end && iter->cursor == iter->last; \
return PFX##_empty(iter->target) || iter->end; \
} \
\
FMOD void PFX##_iter_tostart(SNAME##_iter *iter) \