Implement all pool functions.

This commit is contained in:
Michael Jumper 2012-09-06 11:53:37 -07:00
parent b9bbf0ae7b
commit e02b3e3a0e

View File

@ -63,8 +63,32 @@ void guac_pool_free(guac_pool* pool) {
} }
int guac_pool_next_int(guac_pool* pool) { int guac_pool_next_int(guac_pool* pool) {
/* STUB */
return 0; int value;
/* If more integers are needed, or we are out of integers, return a new one. */
if (pool->__head == NULL || pool->__next_value < pool->min_size)
return pool->__next_value++;
/* Otherwise, remove first integer. */
value = pool->__head->value;
/* If only one element exists, reset pool to empty. */
if (pool->__tail == pool->__head) {
free(pool->__head);
pool->__head = NULL;
pool->__tail = NULL;
}
/* Otherwise, advance head. */
else {
guac_pool_int* old_head = pool->__head;
pool->__head = old_head->__next;
free(old_head);
}
/* Return retrieved value. */
return value;
} }
void guac_pool_free_int(guac_pool* pool, int value) { void guac_pool_free_int(guac_pool* pool, int value) {