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96 lines
3.3 KiB
CMake
96 lines
3.3 KiB
CMake
# Distributed under the OSI-approved BSD 3-Clause License.
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#.rst:
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# FindCUDNN
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# --------
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#
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# Result Variables
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# ^^^^^^^^^^^^^^^^
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#
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# This module will set the following variables in your project::
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#
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# ``CUDNN_FOUND``
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# True if CUDNN found on the local system
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#
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# ``CUDNN_INCLUDE_DIRS``
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# Location of CUDNN header files.
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#
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# ``CUDNN_LIBRARIES``
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# The CUDNN libraries.
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#
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# ``CuDNN::CuDNN``
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# The CUDNN target
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#
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include(FindPackageHandleStandardArgs)
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if(NOT CUDNN_INCLUDE_DIR)
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find_path(CUDNN_INCLUDE_DIR cudnn.h
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HINTS ${CUDA_HOME} ${CUDA_TOOLKIT_ROOT_DIR} $ENV{cudnn} $ENV{CUDNN} $ENV{CUDNN_ROOT_DIR}
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PATH_SUFFIXES cuda/include include)
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endif()
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if(NOT CUDNN_LIBRARY)
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find_library(CUDNN_LIBRARY cudnn
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HINTS ${CUDA_HOME} ${CUDA_TOOLKIT_ROOT_DIR} $ENV{cudnn} $ENV{CUDNN} $ENV{CUDNN_ROOT_DIR}
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PATH_SUFFIXES lib lib64 cuda/lib cuda/lib64 lib/x64)
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endif()
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if(EXISTS "${CUDNN_INCLUDE_DIR}/cudnn.h")
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file(READ ${CUDNN_INCLUDE_DIR}/cudnn.h CUDNN_HEADER_CONTENTS)
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if(EXISTS "${CUDNN_INCLUDE_DIR}/cudnn_version.h")
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file(READ "${CUDNN_INCLUDE_DIR}/cudnn_version.h" CUDNN_VERSION_H_CONTENTS)
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string(APPEND CUDNN_HEADER_CONTENTS "${CUDNN_VERSION_H_CONTENTS}")
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unset(CUDNN_VERSION_H_CONTENTS)
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endif()
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string(REGEX MATCH "define CUDNN_MAJOR * +([0-9]+)"
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CUDNN_VERSION_MAJOR "${CUDNN_HEADER_CONTENTS}")
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string(REGEX REPLACE "define CUDNN_MAJOR * +([0-9]+)" "\\1"
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CUDNN_VERSION_MAJOR "${CUDNN_VERSION_MAJOR}")
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string(REGEX MATCH "define CUDNN_MINOR * +([0-9]+)"
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CUDNN_VERSION_MINOR "${CUDNN_HEADER_CONTENTS}")
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string(REGEX REPLACE "define CUDNN_MINOR * +([0-9]+)" "\\1"
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CUDNN_VERSION_MINOR "${CUDNN_VERSION_MINOR}")
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string(REGEX MATCH "define CUDNN_PATCHLEVEL * +([0-9]+)"
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CUDNN_VERSION_PATCH "${CUDNN_HEADER_CONTENTS}")
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string(REGEX REPLACE "define CUDNN_PATCHLEVEL * +([0-9]+)" "\\1"
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CUDNN_VERSION_PATCH "${CUDNN_VERSION_PATCH}")
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if(NOT CUDNN_VERSION_MAJOR)
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set(CUDNN_VERSION "?")
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else()
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set(CUDNN_VERSION "${CUDNN_VERSION_MAJOR}.${CUDNN_VERSION_MINOR}.${CUDNN_VERSION_PATCH}")
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endif()
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endif()
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set(CUDNN_INCLUDE_DIRS ${CUDNN_INCLUDE_DIR})
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set(CUDNN_LIBRARIES ${CUDNN_LIBRARY})
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mark_as_advanced(CUDNN_LIBRARY CUDNN_INCLUDE_DIR)
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find_package_handle_standard_args(CUDNN
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REQUIRED_VARS CUDNN_INCLUDE_DIR CUDNN_LIBRARY
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VERSION_VAR CUDNN_VERSION
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)
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if(WIN32)
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set(CUDNN_DLL_DIR ${CUDNN_INCLUDE_DIR})
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list(TRANSFORM CUDNN_DLL_DIR APPEND "/../bin")
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find_file(CUDNN_LIBRARY_DLL NAMES cudnn64_${CUDNN_VERSION_MAJOR}.dll PATHS ${CUDNN_DLL_DIR})
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endif()
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if( CUDNN_FOUND AND NOT TARGET CuDNN::CuDNN )
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if( EXISTS "${CUDNN_LIBRARY_DLL}" )
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add_library( CuDNN::CuDNN SHARED IMPORTED )
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set_target_properties( CuDNN::CuDNN PROPERTIES
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IMPORTED_LOCATION "${CUDNN_LIBRARY_DLL}"
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IMPORTED_IMPLIB "${CUDNN_LIBRARY}"
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INTERFACE_INCLUDE_DIRECTORIES "${CUDNN_INCLUDE_DIR}"
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IMPORTED_LINK_INTERFACE_LANGUAGES "C" )
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else()
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add_library( CuDNN::CuDNN UNKNOWN IMPORTED )
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set_target_properties( CuDNN::CuDNN PROPERTIES
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IMPORTED_LOCATION "${CUDNN_LIBRARY}"
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INTERFACE_INCLUDE_DIRECTORIES "${CUDNN_INCLUDE_DIR}"
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IMPORTED_LINK_INTERFACE_LANGUAGES "C" )
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endif()
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endif()
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