Date: Sun, 7 Sep 2014 17:08:02 -0400 From: Glen Barber <gjb@FreeBSD.org> To: sbruno@freebsd.org Cc: freebsd-current@freebsd.org Subject: Re: NO INET6 warning Message-ID: <20140907210802.GA48287@hub.FreeBSD.org> In-Reply-To: <1410123815.10027.18.camel@bruno> References: <1410123815.10027.18.camel@bruno>
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On Sun, Sep 07, 2014 at 02:03:35PM -0700, Sean Bruno wrote:
> make[4]: "/home/sbruno/bsd/fbsd_head/sys/modules/if_gif/Makefile" line
> 12: warning: Couldn't read shell's output for
> "cat /home/sbruno/bsd/obj/mips/mips.mips/home/sbruno/bsd/fbsd_head/sys/WZR-300HP/opt_inet6.h"
>
>
> Shouldn't this cat be done in a saner way?
>
This is done quite often throughout the tree, and bmake(1) does not like
it when there is no value assigned from the '!=' expansion.
The fix I've seen most commonly done is to echo a newline after the
assignment, such as:
Index: sys/modules/if_gif/Makefile
===================================================================
--- sys/modules/if_gif/Makefile (revision 271215)
+++ sys/modules/if_gif/Makefile (working copy)
@@ -9,7 +9,7 @@ KMOD= if_gif
SRCS= if_gif.c in_gif.c opt_inet.h opt_inet6.h opt_mrouting.h
.if defined(KERNBUILDDIR)
-OPT_INET6!= cat ${KERNBUILDDIR}/opt_inet6.h
+OPT_INET6!= cat ${KERNBUILDDIR}/opt_inet6.h; echo
.if empty(OPT_INET6)
MK_INET6_SUPPORT=no
.endif
Glen
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