void
deallocate_string (char * str)
{
int h;
block_t *b, **prev;
h = StrHash(str);
prev = base_table + h;
while ((b = *prev)) {
if (STRING(b) == str) {
*prev = NEXT(b);
break;
}
prev = &(NEXT(b));
}
DEBUG_CHECK1(!b,"stralloc.c: deallocate_string called on non-shared string: %s.\n", str);
FREE(b);
}
void
free_string (const char * str)
{
block_t **prev, *b;
int h;
b = BLOCK(str);
DEBUG_CHECK1(b != findblock(str),"stralloc.c: free_string called on non-shared string: %s.\n", str);
/*
* if a string has been ref'd USHRT_MAX times then we assume that its used
* often enough to justify never freeing it.
*/
if (!REFS(b))
return;
REFS(b)--;
SUB_STRING(SIZE(b));
NDBG(b);
if (REFS(b) > 0)
return;
h = StrHash(str);
prev = base_table + h;
while ((b = *prev)) {
if (STRING(b) == str) {
*prev = NEXT(b);
break;
}
prev = &(NEXT(b));
}
DEBUG_CHECK1(!b, "free_string: not found in string table! (\"%s\")\n", str);
SUB_NEW_STRING(SIZE(b), sizeof(block_t));
FREE(b);
CHECK_STRING_STATS;
}
_tsulong varHash(void* str){
return StrHash((const TSStr*) str, HASH_TABLE_BITS);
}