68 lines
3.0 KiB
CMake
68 lines
3.0 KiB
CMake
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# Find the CUSPARSELT library
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#
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# The following variables are optionally searched for defaults
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# CUSPARSELT_ROOT: Base directory where CUSPARSELT is found
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# CUSPARSELT_INCLUDE_DIR: Directory where CUSPARSELT header is searched for
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# CUSPARSELT_LIBRARY: Directory where CUSPARSELT library is searched for
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#
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# The following are set after configuration is done:
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# CUSPARSELT_FOUND
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# CUSPARSELT_INCLUDE_PATH
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# CUSPARSELT_LIBRARY_PATH
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include(FindPackageHandleStandardArgs)
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set(CUSPARSELT_ROOT $ENV{CUSPARSELT_ROOT_DIR} CACHE PATH "Folder containing NVIDIA cuSPARSELt")
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if (DEFINED $ENV{CUSPARSELT_ROOT_DIR})
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message(WARNING "CUSPARSELT_ROOT_DIR is deprecated. Please set CUSPARSELT_ROOT instead.")
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endif()
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list(APPEND CUSPARSELT_ROOT $ENV{CUSPARSELT_ROOT_DIR} ${CUDA_TOOLKIT_ROOT_DIR})
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# Compatible layer for CMake <3.12. CUSPARSELT_ROOT will be accounted in for searching paths and libraries for CMake >=3.12.
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list(APPEND CMAKE_PREFIX_PATH ${CUSPARSELT_ROOT})
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set(CUSPARSELT_INCLUDE_DIR $ENV{CUSPARSELT_INCLUDE_DIR} CACHE PATH "Folder containing NVIDIA cuSPARSELt header files")
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find_path(CUSPARSELT_INCLUDE_PATH cusparseLt.h
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HINTS ${CUSPARSELT_INCLUDE_DIR}
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PATH_SUFFIXES cuda/include cuda include)
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set(CUSPARSELT_LIBRARY $ENV{CUSPARSELT_LIBRARY} CACHE PATH "Path to the cusparselt library file (e.g., libcusparseLt.so)")
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set(CUSPARSELT_LIBRARY_NAME "libcusparseLt.so")
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if(MSVC)
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set(CUSPARSELT_LIBRARY_NAME "cusparseLt.lib")
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endif()
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find_library(CUSPARSELT_LIBRARY_PATH ${CUSPARSELT_LIBRARY_NAME}
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PATHS ${CUSPARSELT_LIBRARY}
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PATH_SUFFIXES lib lib64 cuda/lib cuda/lib64 lib/x64)
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find_package_handle_standard_args(CUSPARSELT DEFAULT_MSG CUSPARSELT_LIBRARY_PATH CUSPARSELT_INCLUDE_PATH)
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if(CUSPARSELT_FOUND)
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# Get cuSPARSELt version
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file(READ ${CUSPARSELT_INCLUDE_PATH}/cusparseLt.h CUSPARSELT_HEADER_CONTENTS)
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string(REGEX MATCH "define CUSPARSELT_VER_MAJOR * +([0-9]+)"
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CUSPARSELT_VERSION_MAJOR "${CUSPARSELT_HEADER_CONTENTS}")
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string(REGEX REPLACE "define CUSPARSELT_VER_MAJOR * +([0-9]+)" "\\1"
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CUSPARSELT_VERSION_MAJOR "${CUSPARSELT_VERSION_MAJOR}")
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string(REGEX MATCH "define CUSPARSELT_VER_MINOR * +([0-9]+)"
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CUSPARSELT_VERSION_MINOR "${CUSPARSELT_HEADER_CONTENTS}")
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string(REGEX REPLACE "define CUSPARSELT_VER_MINOR * +([0-9]+)" "\\1"
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CUSPARSELT_VERSION_MINOR "${CUSPARSELT_VERSION_MINOR}")
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string(REGEX MATCH "define CUSPARSELT_VER_PATCH * +([0-9]+)"
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CUSPARSELT_VERSION_PATCH "${CUSPARSELT_HEADER_CONTENTS}")
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string(REGEX REPLACE "define CUSPARSELT_VER_PATCH * +([0-9]+)" "\\1"
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CUSPARSELT_VERSION_PATCH "${CUSPARSELT_VERSION_PATCH}")
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# Assemble cuSPARSELt version. Use minor version since current major version is 0.
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if(NOT CUSPARSELT_VERSION_MINOR)
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set(CUSPARSELT_VERSION "?")
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else()
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set(CUSPARSELT_VERSION
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"${CUSPARSELT_VERSION_MAJOR}.${CUSPARSELT_VERSION_MINOR}.${CUSPARSELT_VERSION_PATCH}")
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endif()
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endif()
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mark_as_advanced(CUSPARSELT_ROOT CUSPARSELT_INCLUDE_DIR CUSPARSELT_LIBRARY CUSPARSELT_VERSION)
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