post_install() {
  export VCPKG_ROOT=/opt/vcpkg
  export VCPKG_DOWNLOADS=/var/cache/vcpkg

  cat << _EOF

  ==> vcpkg user note:
  ------------------------------------------------------------------------------
    "VCPKG_ROOT" is set to "$VCPKG_ROOT"
    "VCPKG_DOWNLOADS" is set to "$VCPKG_DOWNLOADS"
    To cooperate with CMake, add "-DCMAKE_TOOLCHAIN_FILE=$VCPKG_ROOT/scripts/buildsystems/vcpkg.cmake"

    Please add the intended users to the group 'vcpkg':
    # gpasswd -a <user> vcpkg

_EOF
}

post_upgrade() {
  post_install
}