#ifndef RIEMANN_TRACK_FINDER_UTIL_H_
#define RIEMANN_TRACK_FINDER_UTIL_H_

/** a macro for checking CUDA calls */
#define cucheck(call)																										\
	{																																			\
	cudaError_t cucheck_err = (call);																			\
	if(cucheck_err != cudaSuccess) {																			\
		const char* err_str = cudaGetErrorString(cucheck_err);							\
		fprintf(stderr, "%s (%d): %s in %s\n", __FILE__, __LINE__, err_str, #call);	\
		exit(-1);																														\
	}																																			\
	}

#ifdef __CUDACC__
#define hostdevice__ __host__ __device__
#else
#define hostdevice__
#endif

static inline int divup(int a, int b) {
	return a / b + (a % b ? 1 : 0);
}

#endif