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https://github.com/cpm-cmake/CPM.cmake.git
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fe8d15ba82
Otherwise if one configures with -DCPM_SOURCE_CACHE=~/something (tilde to be expanded to $HOME), https://gitlab.kitware.com/cmake/cmake/-/issues/21729 hits, EXISTS always fails, and file(DOWNLOAD) fails
22 lines
866 B
CMake
22 lines
866 B
CMake
set(CPM_DOWNLOAD_VERSION 1.0.0-development-version)
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if(CPM_SOURCE_CACHE)
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# Expand relative path. This is important if the provided path contains a tilde (~)
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get_filename_component(CPM_SOURCE_CACHE ${CPM_SOURCE_CACHE} ABSOLUTE)
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set(CPM_DOWNLOAD_LOCATION "${CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
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elseif(DEFINED ENV{CPM_SOURCE_CACHE})
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set(CPM_DOWNLOAD_LOCATION "$ENV{CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
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else()
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set(CPM_DOWNLOAD_LOCATION "${CMAKE_BINARY_DIR}/cmake/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
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endif()
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if(NOT (EXISTS ${CPM_DOWNLOAD_LOCATION}))
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message(STATUS "Downloading CPM.cmake to ${CPM_DOWNLOAD_LOCATION}")
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file(DOWNLOAD
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https://github.com/TheLartians/CPM.cmake/releases/download/v${CPM_DOWNLOAD_VERSION}/CPM.cmake
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${CPM_DOWNLOAD_LOCATION}
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)
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endif()
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include(${CPM_DOWNLOAD_LOCATION})
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