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Date: Fri, 7 Feb 2014 00:31:22 +0100
From: Szabolcs Nagy <nsz@...t70.net>
To: musl@...ts.openwall.com
Subject: Re: Out-of-tree builds
* Szabolcs Nagy <nsz@...t70.net> [2014-02-07 00:27:06 +0100]:
> ok i see the problem, this dependency cannot be expressed
> for all foo and bar easily:
>
> src/foo/bar.o: $(SOMEDIR)/src/foo/$(ARCH)/bar.s
>
> without $(SOMEDIR)
>
> %.o: $(ARCH)/%.s
>
> works
VPATH=$(SOMEDIR)
%.o: $(ARCH)/%.s
seems to work but i have no clue why :)
(i don't think this follows from the make manual)
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