这个该怎么办

CMake Error at cmake/boost.cmake:101 (MESSAGE):
  You can download it with -DDOWNLOAD_BOOST=1 -DWITH_BOOST=<directory>

  This CMake script will look for boost in <directory>.  If it is not there,
  it will download and unpack it (in that directory) for you.

  If you are inside a firewall, you may need to use an https proxy:

  export https_proxy=http://example.com:80

Call Stack (most recent call first):
  cmake/boost.cmake:289 (COULD_NOT_FIND_BOOST)
  CMakeLists.txt:685 (INCLUDE)


-- Configuring incomplete, errors occurred!
See also "/root/mysql-8.0.12/CMakeFiles/CMakeOutput.log".
See also "/root/mysql-8.0.12/CMakeFiles/CMakeError.log".

CMake Error at cmake/boost.cmake:101 (MESSAGE):
  You can download it with -DDOWNLOAD_BOOST=1 -DWITH_BOOST=<directory>

  This CMake script will look for boost in <directory>.  If it is not there,
  it will download and unpack it (in that directory) for you.

  If you are inside a firewall, you may need to use an https proxy:

  export https_proxy=http://example.com:80

Call Stack (most recent call first):
  cmake/boost.cmake:289 (COULD_NOT_FIND_BOOST)
  CMakeLists.txt:685 (INCLUDE)


-- Configuring incomplete, errors occurred!
See also "/root/mysql-8.0.12/CMakeFiles/CMakeOutput.log".
See also "/root/mysql-8.0.12/CMakeFiles/CMakeError.log".