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#            Trilinos: An Object-Oriented Solver Framework
#                 Copyright (2001) Sandia Corporation
#
#
# Copyright (2001) Sandia Corporation. Under the terms of Contract
# DE-AC04-94AL85000, there is a non-exclusive license for use of this
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# @HEADER

# Check for CUDA support

IF (NOT TPL_ENABLE_CUDA OR CUDA_VERSION VERSION_LESS "4.1")
  MESSAGE(FATAL_ERROR "\nCUSPARSE: did not find acceptable version of CUDA libraries (4.1 or greater)")
ELSE()
  IF(CMAKE_VERSION VERSION_LESS "2.8.8")
    # FindCUDA before CMake 2.8.8 does not find cusparse library; therefore, we must
    find_library(CUDA_cusparse_LIBRARY
      cusparse
      HINTS ${CUDA_TOOLKIT_ROOT_DIR}/lib
      )
    IF(CUDA_cusparse_LIBRARY STREQUAL "CUDA_cusparse_LIBRARY-NOTFOUND") 
      MESSAGE(FATAL_ERROR "\nCUSPARSE: could not find cuspasre library.")
    ENDIF()
  ENDIF(CMAKE_VERSION VERSION_LESS "2.8.8")
  GLOBAL_SET(TPL_CUSPARSE_LIBRARY_DIRS)
  GLOBAL_SET(TPL_CUSPARSE_INCLUDE_DIRS ${TPL_CUDA_INCLUDE_DIRS})
  GLOBAL_SET(TPL_CUSPARSE_LIBRARIES    ${CUDA_cusparse_LIBRARY})
ENDIF()