+set -x
+
+if cmake --version | grep -q 3\.11 ; then
+ # -DCMAKE_DISABLE_SOURCE_CHANGES=ON is broken with java on CMake 3.11
+ # https://gitlab.kitware.com/cmake/cmake/issues/17933
+ MAY_DISABLE_SOURCE_CHANGE=""
+else
+ MAY_DISABLE_SOURCE_CHANGE="-DCMAKE_DISABLE_SOURCE_CHANGES=ON"
+fi
+
+cmake -G"$GENERATOR" ${INSTALL:+-DCMAKE_INSTALL_PREFIX=$INSTALL} \