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We'll need cookies in a lot of places too. I wish > WITH_META_MODE had been WITH_META_BUILD or WITH_DIRDEPS_BUILD so I could WITH_DIRDEPS_BUILD would be more accurate. Its not too late to rename/add it. > check for "META_MODE" in the buildworld world and for discussion sake. > It seems I can use ${.MAKE.MODE:M*meta*} but that :U is needed in all > the uses. I'm not sure yet if :U really is needed. We have some > ${MK_META_MODE} checks now around some cookies that would need to change > for what I'm planning. I think I mentioned the otherday of having something like: .if ${MK_META_MODE} == "yes" # we can safely use cookies to avoid always # re-running targets. META_COOKIE_TOUCH= touch ${COOKIE.${.TARGET}:U${.TARGET}} .else META_COOKIE_TOUCH= .endif in meta.sys.mk so you could just add ${META_COOKIE_TOUCH} to the end of suitable targets. > > Indeed. As I say, NetBSD have this reasonably sorted. > > But of course they have 2k line shell script driving a lot of it ;-) > > Yes the NetBSD build, behavior wise, really impresses me. I prefer building it in meta mode though ;-)