text: /*
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  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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  /**********************************************
   * @file gpu_err_chk.h
   * @author Grady Williams <gradyrw@gmail.com>
   * @date May 24, 2017
   * @copyright 2017 Georgia Institute of Technology
   * @brief Generic CUDA error checking wrappers
   ***********************************************/
  
  #ifndef HANDLE_ERROR_H_
  #define HANDLE_ERROR_H_
  
  #include <cuda_runtime.h>
  #include <device_launch_parameters.h>
  #include <iostream>
  
  inline void gpuAssert(cudaError_t code, const char *file, int line, bool abort=true)
  {
     if (code != cudaSuccess) 
     {
        fprintf(stderr,"GPUassert: %s %s %d\n", cudaGetErrorString(code), file, line);
        if (abort) exit(code);
     }
  }
  
  inline void __cudaCheckError( const char *file, const int line )
  {
    cudaError err = cudaGetLastError();
    if ( cudaSuccess != err )
    {
      fprintf( stderr, "cudaCheckError() failed at %s:%i : %s\n",
                file, line, cudaGetErrorString( err ) );
      exit( -1 );
    }
  
    // More careful checking. However, this will affect performance.
    // Comment away if needed.
    err = cudaDeviceSynchronize();
    if( cudaSuccess != err ) {
      fprintf( stderr, "cudaCheckError() with sync failed at %s:%i : %s\n",
      file, line, cudaGetErrorString( err ) );
      exit( -1 );
    }
  }
  
  #define CudaCheckError() __cudaCheckError( __FILE__, __LINE__ )
  #define HANDLE_ERROR(ans) { gpuAssert((ans), __FILE__, __LINE__); } // TODO refactor so that the semi-colon appears everywhere for consistency
  
  #endif /*HANDLE_ERROR_H_*/