install.cmake

## download a stable cmakepp release
set(git_uri "https://github.com/AnotherFoxGuy/cmakepp")
set(installation_dir "${CMAKE_CURRENT_BINARY_DIR}/cmakepp")
set(cmakepp_uri "${git_uri}/releases/download/v2022.09/cmakepp.cmake")
set(target_file "${CMAKE_BINARY_DIR}/cmakepp.cmake")

message(STATUS "Installing CMake++")

## downloads an old stable version of cmakepp
## includes it and deletes the file.

file(DOWNLOAD "${cmakepp_uri}" "${target_file}" STATUS status)
if (NOT "${status}" MATCHES "0;")
    message(FATAL_ERROR "failed to download cmakepp")
endif ()

include("${target_file}")

message(STATUS "\n installation_dir: ${installation_dir}")

## sets up the environment for cmakepp 
## (adds path, export, aliases,... (not too intrusive - just a bit))
pushd("${installation_dir}")
cmake(-P cmakepp.cmake cmakepp_setup_environment)
popd()

message(STATUS "Install Complete - re-login for changes to take effect")