pytorch

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# Find the CUDSS library
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#
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# The following variables are optionally searched for defaults
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#  CUDSS_ROOT: Base directory where CUDSS is found
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#  CUDSS_INCLUDE_DIR: Directory where CUDSS header is searched for
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#  CUDSS_LIBRARY: Directory where CUDSS library is searched for
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#
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# The following are set after configuration is done:
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#  CUDSS_FOUND
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#  CUDSS_INCLUDE_PATH
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#  CUDSS_LIBRARY_PATH
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include(FindPackageHandleStandardArgs)
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set(CUDSS_ROOT $ENV{CUDSS_ROOT_DIR} CACHE PATH "Folder containing NVIDIA CUDSS")
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if (DEFINED $ENV{CUDSS_ROOT_DIR})
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  message(WARNING "CUDSS_ROOT_DIR is deprecated. Please set CUDSS_ROOT instead.")
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endif()
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list(APPEND CUDSS_ROOT $ENV{CUDSS_ROOT_DIR} ${CUDA_TOOLKIT_ROOT_DIR})
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# Compatible layer for CMake <3.12. CUDSS_ROOT will be accounted in for searching paths and libraries for CMake >=3.12.
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list(APPEND CMAKE_PREFIX_PATH ${CUDSS_ROOT})
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set(CUDSS_INCLUDE_DIR $ENV{CUDSS_INCLUDE_DIR} CACHE PATH "Folder containing NVIDIA CUDSS header files")
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find_path(CUDSS_INCLUDE_PATH cudss.h
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  HINTS ${CUDSS_INCLUDE_DIR}
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  PATH_SUFFIXES cuda/include cuda include)
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set(CUDSS_LIBRARY $ENV{CUDSS_LIBRARY} CACHE PATH "Path to the CUDSS library file (e.g., libcudss.so)")
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set(CUDSS_LIBRARY_NAME "libcudss.so")
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if(MSVC)
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  set(CUDSS_LIBRARY_NAME "cudss.lib")
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endif()
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find_library(CUDSS_LIBRARY_PATH ${CUDSS_LIBRARY_NAME}
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  PATHS ${CUDSS_LIBRARY}
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  PATH_SUFFIXES lib lib64 cuda/lib cuda/lib64 lib/x64)
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find_package_handle_standard_args(CUDSS DEFAULT_MSG CUDSS_LIBRARY_PATH CUDSS_INCLUDE_PATH)
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if(CUDSS_FOUND)
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  # Get CUDSS version
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  file(READ ${CUDSS_INCLUDE_PATH}/cudss.h CUDSS_HEADER_CONTENTS)
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  string(REGEX MATCH "define CUDSS_VER_MAJOR * +([0-9]+)"
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               CUDSS_VERSION_MAJOR "${CUDSS_HEADER_CONTENTS}")
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  string(REGEX REPLACE "define CUDSS_VER_MAJOR * +([0-9]+)" "\\1"
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               CUDSS_VERSION_MAJOR "${CUDSS_VERSION_MAJOR}")
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  string(REGEX MATCH "define CUDSS_VER_MINOR * +([0-9]+)"
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               CUDSS_VERSION_MINOR "${CUDSS_HEADER_CONTENTS}")
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  string(REGEX REPLACE "define CUDSS_VER_MINOR * +([0-9]+)" "\\1"
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               CUDSS_VERSION_MINOR "${CUDSS_VERSION_MINOR}")
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  string(REGEX MATCH "define CUDSS_VER_PATCH * +([0-9]+)"
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               CUDSS_VERSION_PATCH "${CUDSS_HEADER_CONTENTS}")
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  string(REGEX REPLACE "define CUDSS_VER_PATCH * +([0-9]+)" "\\1"
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               CUDSS_VERSION_PATCH "${CUDSS_VERSION_PATCH}")
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  # Assemble CUDSS version. Use minor version since current major version is 0.
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  if(NOT CUDSS_VERSION_MINOR)
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    set(CUDSS_VERSION "?")
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  else()
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    set(CUDSS_VERSION
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        "${CUDSS_VERSION_MAJOR}.${CUDSS_VERSION_MINOR}.${CUDSS_VERSION_PATCH}")
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  endif()
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endif()
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mark_as_advanced(CUDSS_ROOT CUDSS_INCLUDE_DIR CUDSS_LIBRARY CUDSS_VERSION)
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