Re: Why does "make" "order-only-prequisities" work oddly with stems ?

[Boris Kolpackov]

Paul LAURENT <address@hidden> writes:

> First of all, I understood this about "order-only-prequisities" :
>
> If a rule only depends on an order only requisities, it means that the
> target will only be rebuilt upon the prequisity existence condition
> (instead of the modified time condition)

No, the target will be rebuilt only if it does not exist. Order-only
prerequisite's existence or modified time does not affect target's
up-to-date-ness.


> I joined the short Makefile "order-only.mk" and a script which runs
> this Makefile. This should reproduce the strange behaviour I noticed.

I tested your makefiles using make from CVS and it appears to behave as
expected. I also could verify that the problem exist in 3.80. I suspect
3.81beta3 should works as well. You can get it here:

ftp://alpha.gnu.org/gnu/make/


hth,
-boris