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Date: Tue, 7 Jun 2011 14:48:52 -0400
From: David Schultz <das@FreeBSD.ORG>
To: Arnaud Lacombe <lacombar@gmail.com>
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Cc: Luigi Rizzo <rizzo@iet.unipi.it>, current@FreeBSD.ORG
Subject: Re: warning: 'inline' is not at beginning of declaration ?
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On Thu, Jun 02, 2011, Arnaud Lacombe wrote:
> > On a related topic, do we have any mechanism to provide
> > per-subdir or per-file CFLAGS during kernel builds ?
> >
> I'd say no as the kernel per-se makes no use of <bsd.subdir.mk>, ooth,
> some modules do.
> 
> > I tried to put a Makefile.inc in a subdirectory but it
> > did not help.
> >
> understandable, as Makefile.inc is sourced by <bsd.init.mk>, which is
> only used by `sys/conf/kmod.mk'.

There's a hack to do per-file CFLAGS in libc.  We use this to
compile the vendor sources gdtoa_*.c with warnings disabled, since
the vendor disavows gcc's stylistic complaints.  See
src/lib/libc/Makefile.