set(CPM_DOWNLOAD_VERSION 0.32.1)
if(CPM_SOURCE_CACHE)
# Expand relative path. This is important if the provided path contains a tilde (~)
get_filename_component(CPM_SOURCE_CACHE ${CPM_SOURCE_CACHE} ABSOLUTE)
set(CPM_DOWNLOAD_LOCATION "${CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
elseif(DEFINED ENV{CPM_SOURCE_CACHE})
set(CPM_DOWNLOAD_LOCATION "$ENV{CPM_SOURCE_CACHE}/cpm/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
else()
set(CPM_DOWNLOAD_LOCATION "${CMAKE_BINARY_DIR}/cmake/CPM_${CPM_DOWNLOAD_VERSION}.cmake")
endif()
if(NOT (EXISTS ${CPM_DOWNLOAD_LOCATION}))
message(STATUS "Downloading CPM.cmake to ${CPM_DOWNLOAD_LOCATION}")
file(DOWNLOAD
https://github.com/cpm-cmake/CPM.cmake/releases/download/v${CPM_DOWNLOAD_VERSION}/CPM.cmake
${CPM_DOWNLOAD_LOCATION}
)
endif()
include(${CPM_DOWNLOAD_LOCATION})