Re: UPDATE=1 twist (Re: telnet/telnetd/libtelnet changes for crypto-intl)

[Assar Westerlund <assar%sics.se@localhost>]

itojun%iijlab.net@localhost writes:
>       Now I see... it was required to perform "make cleandir" (or don't
>       set UPDATE) with the change, otherwise "realdepend" rule (bsd.dep.mk)
>       will not notice that .depend is obsolete due to change caused by .PATH.
>       Thanks.

Yeah, I've done this mistake myself a number of times. :-)

>       I understand I was wrong that setting UPDATE=1, however, I think
>       "make UPDATE=1 build" case should somehow be improved to catch this
>       case.  Is it possible to write a make rule to add the following:
> 
> >>.depend: (the makefiles we use for the bulid, including Makefile.frag)

That's done in the particular Makefile, so it might not be so easy.
Adding a dependency on Makefile should be trivial, however.

/assar