I am trying to automate my build process with cmake. There is currently only one issue:
Where is, in cmake\'s philosophy (if there is one), the best place to put the cop
As recently seen in this question, you can use configure_file to copy files to the build directory:
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/input.txt ${CMAKE_CURRENT_BINARY_DIR}/output.txt COPYONLY)
That does it once at build time and only when needed.