packagePo createPkg(char *name, char *version) {
packagePo pkg = (packagePo) allocPool(pkgPool);
uniCpy((char *) &pkg->packageName, NumberOf(pkg->packageName), name);
uniCpy((char *) &pkg->version, NumberOf(pkg->version), version);
hashPut(packages, pkg, pkg);
return pkg;
}
/* allocate and initialize a pool */
static struct GGGGC_Pool *newPool(int mustSucceed)
{
struct GGGGC_Pool *ret;
ret = NULL;
/* try to reuse a pool */
if (freePoolsHead) {
if (freePoolsHead) {
ret = freePoolsHead;
freePoolsHead = freePoolsHead->next;
if (!freePoolsHead) freePoolsTail = NULL;
}
}
/* otherwise, allocate one */
if (!ret) ret = (struct GGGGC_Pool *) allocPool(mustSucceed);
if (!ret) return NULL;
/* set it up */
ret->next = NULL;
ret->free = ret->start;
ret->end = (ggc_size_t *) ((unsigned char *) ret + GGGGC_POOL_BYTES);
return ret;
}
static triePo emptyTr(char *prefix) {
init();
triePo emptyTr = (triePo) allocPool(triePool);
emptyTr->prefix = prefix;
emptyTr->follows = NULL;
emptyTr->value = NULL;
return emptyTr;
}
/* allocate and initialize a pool */
static struct GGGGC_Pool *newPool(unsigned char gen, int mustSucceed)
{
struct GGGGC_Pool *ret;
#ifdef GGGGC_DEBUG_TINY_HEAP
static ggc_thread_local int allocationsLeft = GGGGC_GENERATIONS;
if (allocationsLeft-- <= 0) {
allocationsLeft = 0;
if (mustSucceed) {
fprintf(stderr, "GGGGC: exceeded tiny heap size\n");
abort();
}
return NULL;
}
#endif
ret = NULL;
/* try to reuse a pool */
if (freePoolsHead) {
ggc_mutex_lock_raw(&freePoolsLock);
if (freePoolsHead) {
ret = freePoolsHead;
freePoolsHead = freePoolsHead->next;
if (!freePoolsHead) freePoolsTail = NULL;
}
ggc_mutex_unlock(&freePoolsLock);
}
/* otherwise, allocate one */
if (!ret) ret = (struct GGGGC_Pool *) allocPool(mustSucceed);
if (!ret) return NULL;
/* set it up */
ret->next = NULL;
ret->gen = gen;
ret->free = ret->start;
ret->end = (ggc_size_t *) ((unsigned char *) ret + GGGGC_POOL_BYTES);
#if GGGGC_GENERATIONS > 1
/* clear the remembered set */
if (gen > 0)
memset(ret->remember, 0, GGGGC_CARDS_PER_POOL);
/* the first object in the first usable card */
ret->firstObject[GGGGC_CARD_OF(ret->start)] =
(((ggc_size_t) ret->start) & GGGGC_CARD_INNER_MASK) / sizeof(ggc_size_t);
#endif
return ret;
}
void *
nzalloc(MemPool **pmp, int bytes)
{
MemPool *mp;
/* 8 or 16-byte alignment required, depending on the pointer size */
bytes = (bytes + MEMNODE_SIZE_MASK) & ~MEMNODE_SIZE_MASK;
for(mp = *pmp; mp != NULL; mp = mp->mp_Next) {
if (bytes <= mp->mp_Size - mp->mp_Used) {
MemNode **pmn;
MemNode *mn;
for (pmn = &mp->mp_First; (mn = *pmn) != NULL; pmn = &mn->mr_Next) {
if (bytes <= mn->mr_Bytes) {
/*
* Cut a chunk of memory out of the beginning of this
* block and fixup the link appropriately.
*/
char *ptr = (char *)mn;
if (mn->mr_Bytes == bytes) {
*pmn = mn->mr_Next;
} else {
mn = (MemNode *)((char *)mn + bytes);
mn->mr_Next = ((MemNode *)ptr)->mr_Next;
mn->mr_Bytes = ((MemNode *)ptr)->mr_Bytes - bytes;
*pmn = mn;
}
mp->mp_Used += bytes;
return(ptr);
}
}
}
}
/*
* Failed to locate sufficient memory, allocate another
* pool.
*/
allocPool(pmp, ((bytes < POOLSIZE) ? POOLSIZE : bytes));
return(zalloc(pmp, bytes));
}
void *CMEM_allocPool2(int blockid, int poolid, CMEM_AllocParams *params)
{
return allocPool(blockid, poolid, params);
}
void *CMEM_allocPool(int poolid, CMEM_AllocParams *params)
{
return allocPool(0, poolid, params);
}
