Added a control flow API

cmake_modules/FindOpenCL.cmake

@@ -1,88 +1,9 @@
-# - Find the OpenCL headers and library
-#
-# Defines the following if found:
-#  OPENCL_FOUND        : TRUE if found, FALSE otherwise
-#  OPENCL_INCLUDE_DIRS : Include directories for OpenCL
-#  OPENCL_LIBRARIES    : The libraries to link against
-#
-# The user can set the OPENCLROOT environment variable to help finding OpenCL
-# if it is installed in a non-standard place.
+file(GLOB AMDAPPSDK_ROOT /opt/AMDAPPSDK*)
 
-set(ENV_ATISTREAMSDKROOT $ENV{ATISTREAMSDKROOT})
-if(ENV_ATISTREAMSDKROOT)
- set(ENV_OPENCLROOT $ENV{ATISTREAMSDKROOT})
-endif(ENV_ATISTREAMSDKROOT)
-
-set(ENV_AMDAPPSDKROOT $ENV{AMDAPPSDKROOT})
-if(ENV_AMDAPPSDKROOT)
- set(ENV_OPENCLROOT $ENV{AMDAPPSDKROOT})
-endif(ENV_AMDAPPSDKROOT)
-
-set(ENV_INTELOCLSDKROOT $ENV{INTELOCLSDKROOT})
-if(ENV_INTELOCLSDKROOT)
- set(ENV_OPENCLROOT $ENV{INTELOCLSDKROOT})
-endif(ENV_INTELOCLSDKROOT)
-
-set(ENV_OPENCLROOT2 $ENV{OPENCLROOT})
-if(ENV_OPENCLROOT2)
- set(ENV_OPENCLROOT $ENV{OPENCLROOT})
-endif(ENV_OPENCLROOT2)
-
-if(ENV_OPENCLROOT)
-  find_path(
-    OPENCL_INCLUDE_DIR
-    NAMES CL/cl.h OpenCL/cl.h
-    PATHS ${ENV_OPENCLROOT}/include
-    #NO_DEFAULT_PATH  #uncomment this is you wish to surpress the use of default paths for OpenCL
-    )
-
-  if (("${CMAKE_SYSTEM_NAME}" MATCHES "Linux") OR (${CMAKE_SYSTEM_NAME} MATCHES "Windows"))
-    if(CMAKE_SIZEOF_VOID_P EQUAL 4)
-      set(OPENCL_LIB_SEARCH_PATH
-          ${OPENCL_LIB_SEARCH_PATH}
-          ${ENV_OPENCLROOT}/lib/x86)
-    else(CMAKE_SIZEOF_VOID_P EQUAL 4)
-      set(OPENCL_LIB_SEARCH_PATH
-          ${OPENCL_LIB_SEARCH_PATH}
-          ${ENV_OPENCLROOT}/lib/x86_64)
-    endif(CMAKE_SIZEOF_VOID_P EQUAL 4)
-  endif(("${CMAKE_SYSTEM_NAME}" MATCHES "Linux") OR (${CMAKE_SYSTEM_NAME} MATCHES "Windows"))
-  find_library(
-    OPENCL_LIBRARY
-    NAMES OpenCL
-    PATHS ${OPENCL_LIB_SEARCH_PATH}
-    #NO_DEFAULT_PATH  #uncomment this is you wish to surpress the use of default paths for OpenCL
-    )
-else(ENV_OPENCLROOT)
-  find_path(
-    OPENCL_INCLUDE_DIR
-    NAMES CL/cl.h OpenCL/cl.h
-    PATHS ${PROJECT_SOURCE_DIR}      #use the CL/ include folder provided with ViennaCL
-    )
-
-  find_library(
-    OPENCL_LIBRARY
-    NAMES OpenCL
-    )
-endif(ENV_OPENCLROOT)
+find_package(CUDA QUIET)
+find_path(OPENCL_INCLUDE_DIR CL/cl.hpp HINTS ${AMDAPPSDK_ROOT}/include/ ${CUDA_SDK_ROOT_DIR}/include)
+find_library(OPENCL_LIBRARIES NAMES OpenCL HINTS ${AMDAPPSDK_ROOT}/lib/x86_64/ ${CUDA_SDK_ROOT_DIR}/lib64)
 
 include(FindPackageHandleStandardArgs)
-find_package_handle_standard_args(
-  OPENCL
-  DEFAULT_MSG
-  OPENCL_LIBRARY OPENCL_INCLUDE_DIR
-  )
-
-if(OPENCL_FOUND)
-  set(OPENCL_INCLUDE_DIRS ${OPENCL_INCLUDE_DIR})
-  set(OPENCL_LIBRARIES ${OPENCL_LIBRARY})
-else(OPENCL_FOUND)
-  set(OPENCL_INCLUDE_DIRS)
-  set(OPENCL_LIBRARIES)
-endif(OPENCL_FOUND)
-
-mark_as_advanced(
-  OPENCL_INCLUDE_DIR
-  OPENCL_LIBRARY
-  )
-
+find_package_handle_standard_args(OpenCL  DEFAULT_MSG OPENCL_LIBRARIES OPENCL_INCLUDE_DIR)
+mark_as_advanced(OpenCL)