On Thu, May 30, 2024 at 7:45 PM Masahiro Yamada <masahi...@kernel.org> wrote: > The main purpose is to prepend '.' to the file name > in order to hide less-important files. > > For example, like this: > > a/b.x --> a/.b.timestamp > p/q/r.x --> p/q/.r.timestamp
$ ls -F a/ makefile p/ $ ls a/ b.x $ ls p/q/ r.x $ cat makefile all: a/.b.timestamp p/q/.r.timestamp .%.timestamp: %.x; $(info building $@ from $<) $ make building a/.b.timestamp from a/b.x building p/q/.r.timestamp from p/q/r.x make: Nothing to be done for 'all'. regards, Dmitry