49 lines
1.5 KiB
CMake
49 lines
1.5 KiB
CMake
function(download_eigen)
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include(FetchContent)
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set(eigen_URL "https://gitlab.com/libeigen/eigen/-/archive/3.4.0/eigen-3.4.0.tar.gz")
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set(eigen_URL2 "https://hf-mirror.com/csukuangfj/sherpa-onnx-cmake-deps/resolve/main/eigen-3.4.0.tar.gz")
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set(eigen_HASH "SHA256=8586084f71f9bde545ee7fa6d00288b264a2b7ac3607b974e54d13e7162c1c72")
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# If you don't have access to the Internet,
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# please pre-download eigen
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set(possible_file_locations
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$ENV{HOME}/Downloads/eigen-3.4.0.tar.gz
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${CMAKE_SOURCE_DIR}/eigen-3.4.0.tar.gz
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${CMAKE_BINARY_DIR}/eigen-3.4.0.tar.gz
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/tmp/eigen-3.4.0.tar.gz
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/star-fj/fangjun/download/github/eigen-3.4.0.tar.gz
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)
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foreach(f IN LISTS possible_file_locations)
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if(EXISTS ${f})
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set(eigen_URL "${f}")
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file(TO_CMAKE_PATH "${eigen_URL}" eigen_URL)
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message(STATUS "Found local downloaded eigen: ${eigen_URL}")
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set(eigen_URL2)
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break()
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endif()
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endforeach()
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set(BUILD_TESTING OFF CACHE BOOL "" FORCE)
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set(EIGEN_BUILD_DOC OFF CACHE BOOL "" FORCE)
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FetchContent_Declare(eigen
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URL ${eigen_URL}
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URL_HASH ${eigen_HASH}
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)
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FetchContent_GetProperties(eigen)
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if(NOT eigen_POPULATED)
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message(STATUS "Downloading eigen from ${eigen_URL}")
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FetchContent_Populate(eigen)
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endif()
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message(STATUS "eigen is downloaded to ${eigen_SOURCE_DIR}")
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message(STATUS "eigen's binary dir is ${eigen_BINARY_DIR}")
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add_subdirectory(${eigen_SOURCE_DIR} ${eigen_BINARY_DIR} EXCLUDE_FROM_ALL)
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endfunction()
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download_eigen()
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