sdlAtomicCasPtr function
bool
sdlAtomicCasPtr(
- Pointer<
Pointer< a,NativeType> > - Pointer<
NativeType> oldval, - Pointer<
NativeType> newval
Set a pointer to a new value if it is currently an old value.
Note: If you don't know what this function is for, you shouldn't use it!
\param a a pointer to a pointer \param oldval the old pointer value \param newval the new pointer value \returns SDL_TRUE if the pointer was set, SDL_FALSE otherwise.
\since This function is available since SDL 2.0.0.
\sa SDL_AtomicCAS \sa SDL_AtomicGetPtr \sa SDL_AtomicSetPtr
extern DECLSPEC SDL_bool SDLCALL SDL_AtomicCASPtr(void **a, void *oldval, void *newval)
Implementation
bool sdlAtomicCasPtr(Pointer<Pointer<NativeType>> a, Pointer<NativeType> oldval,
Pointer<NativeType> newval) {
final sdlAtomicCasPtrLookupFunction = libSdl2.lookupFunction<
Int32 Function(Pointer<Pointer<NativeType>> a, Pointer<NativeType> oldval,
Pointer<NativeType> newval),
int Function(Pointer<Pointer<NativeType>> a, Pointer<NativeType> oldval,
Pointer<NativeType> newval)>('SDL_AtomicCASPtr');
return sdlAtomicCasPtrLookupFunction(a, oldval, newval) == 1;
}