CUDA simple memory wrapper class

cudamem.h

template <typename T>
struct CUDAMem
{
	T* ptr;

	CUDAMem()
	: ptr(0)
	{
		cudaError_t err = cudaMallocArray(&ptr, sizeof(T));
		if (err != cudaSuccess)
			fprintf(stderr, "%s(%i): CUDA error : %s : (%d) %s.\n",
			        __FILE__, __LINE__, errorMessage, (int)err, cudaGetErrorString(err));
	}

	~CUDAMem()
	{
		cudaFreeArray(ptr);
	}
};