CMake Error at BadInstallPrefix\.cmake:1 \(add_custom_target\):
  Error evaluating generator expression:

    \$<INSTALL_PREFIX>

  INSTALL_PREFIX is a marker for install\(EXPORT\) only\.  It should never be
  evaluated\.
Call Stack \(most recent call first\):
  CMakeLists\.txt:[0-9]+ \(include\)
