Tests/RunCMake/file-RPATH/TextChangeEmpty.cmake - external/github.com/Kitware/CMake - Git at Google

 set(f "${CMAKE_CURRENT_BINARY_DIR}/not_a_binary.txt")
 file(WRITE "${f}" "Not a binary.\n")
 file(RPATH_CHANGE FILE "${f}" OLD_RPATH "/old/rpath" NEW_RPATH "")
	set(f "${CMAKE_CURRENT_BINARY_DIR}/not_a_binary.txt")
	file(WRITE "${f}" "Not a binary.\n")
	file(RPATH_CHANGE FILE "${f}" OLD_RPATH "/old/rpath" NEW_RPATH "")