habacker added a comment.
another option would be to force the install path in the cmake call add_test(kdoctools_install ${CMAKE_CTEST_COMMAND} --build-and-test "${CMAKE_CURRENT_SOURCE_DIR}/kdoctools-install" "${CMAKE_CURRENT_BINARY_DIR}/kdoctools-install" --build-generator ${CMAKE_GENERATOR} --build-makeprogram ${CMAKE_MAKE_PROGRAM} --build-target install --build-options "-DCMAKE_MODULE_PATH=${CMAKE_MODULE_PATH}" "-DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_CURRENT_BINARY_DIR}/kdoctools-install/destdir" "-DKF5DocTools_DIR=${CMAKE_BINARY_DIR}/cmake" "-DKDOCTOOLS_CUSTOMIZATION_DIR=${KDOCTOOLS_CUSTOMIZATION_DIR}" "-DKDOCTOOLS_ENABLE_HTMLHANDBOOK=1" ... "-DKDE_INSTALL_MANDIR=share/man" "-DKDE_INSTALL_DOCBUNDLEDIR=share/doc/HTML" REPOSITORY R238 KDocTools REVISION DETAIL https://phabricator.kde.org/D14817 To: habacker, ltoscano Cc: bcooksley, kde-frameworks-devel, ltoscano, kde-doc-english, michaelh, ngraham, bruns, skadinna