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From: Szabolcs Nagy <nsz@port70.net>
Newsgroups: gmane.linux.lib.musl.general
Subject: Re: Support for out-of-tree build
Date: Mon, 30 Nov 2015 13:01:57 +0100
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* Petr Hosek <phosek@chromium.org> [2015-11-30 01:30:30 +0000]:
> On Sun, Nov 22, 2015 at 6:56 AM Szabolcs Nagy <nsz@port70.net> wrote:
> 
> > * Petr Hosek <phosek@chromium.org> [2015-11-19 00:22:09 +0000]:
> > >
> > > +$(ALL_LIBS): | lib/
> > > +$(ALL_TOOLS): | tools/
> > > +$(CRT_LIBS:lib/%=$(objdir)/crt/%): | $(objdir)/crt/
> > > +$(OBJS) $(LOBJS): | $(sort $(dir $(OBJS)))
> > > +$(GENH): | $(objdir)/include/bits/
> > > +$(GENH_INT): | $(objdir)/src/internal/
> > > +
> >
> > one more comment:
> > tools/ is now used for both sources and outputs,
> > i think it can be used for sources only by moving
> > the tools outputs under obj/ (so tools/ does not
> > need to be created out of tree, only obj/ and lib/)
> >
> 
> Do you mean moving the tools output directly to obj/ or obj/tools?

i think obj/ is ok.

(i like flatter dir hierarchy if only a small number
of files are involved.)