static void Shutdown()
{
debug_printf(L"H_MGR| shutdown. any handle frees after this are leaks!\n");
// objects that store handles to other objects are destroyed before their
// children, so the subsequent forced destruction of the child here will
// raise a double-free warning unless we ignore it. (#860, #915, #920)
ignoreDoubleFree = true;
H_ScopedLock s;
// forcibly close all open handles
for(HDATA* hd = (HDATA*)hpool.da.base; hd < (HDATA*)(hpool.da.base + hpool.da.pos); hd = (HDATA*)(uintptr_t(hd)+hpool.el_size))
{
// it's already been freed; don't free again so that this
// doesn't look like an error.
if(hd->key == 0)
continue;
// disable caching; we need to release the resource now.
hd->keep_open = 0;
hd->refs = 0;
h_free_hd(hd);
}
pool_destroy(&hpool);
}
// force the resource to be freed immediately, even if cached.
// tag is not checked - this allows the first Handle returned
// (whose tag will change after being 'freed', but remaining in memory)
// to later close the object.
// this is used when reinitializing the sound engine -
// at that point, all (cached) OpenAL resources must be freed.
Status h_force_free(Handle h, H_Type type)
{
H_ScopedLock s;
// require valid index; ignore tag; type checked below.
HDATA* hd;
RETURN_STATUS_IF_ERR(h_data_no_tag(h, hd));
if(hd->type != type)
WARN_RETURN(ERR::H_TYPE_MISMATCH);
hd->keep_open = 0;
hd->refs = 0;
h_free_hd(hd);
return INFO::OK;
}
Status h_free(Handle& h, H_Type type)
{
H_ScopedLock s;
// 0-initialized or an error code; don't complain because this
// happens often and is harmless.
if(h <= 0)
return INFO::OK;
// wipe out the handle to prevent reuse but keep a copy for below.
const Handle h_copy = h;
h = 0;
HDATA* hd;
RETURN_STATUS_IF_ERR(h_data_tag_type(h_copy, type, hd));
h_free_hd(hd);
return INFO::OK;
}
void h_mgr_free_type(const H_Type type)
{
ignoreDoubleFree = true;
H_ScopedLock s;
// forcibly close all open handles of the specified type
for(HDATA* hd = (HDATA*)hpool.da.base; hd < (HDATA*)(hpool.da.base + hpool.da.pos); hd = (HDATA*)(uintptr_t(hd)+hpool.el_size))
{
// free if not previously freed and only free the proper type
if (hd->key == 0 || hd->type != type)
continue;
// disable caching; we need to release the resource now.
hd->keep_open = 0;
hd->refs = 0;
h_free_hd(hd);
}
}
