trouble building FreeBSD 8.1 amd64 kernel with pfsync support

[Rob Farmer]

On Wed, Aug 11, 2010 at 12:20 AM, Cameron Simpson <cs at zip.com.au> wrote:
> I'm trying to build a kernel for a pair of firewalls which will be using
> CARP and pfsync for redundancy. Since I'm new to FreeBSD the config is
> based on the GENERIC config, thus:
>
>  include GENERIC
>  ident NEW_FIREWALL
>  device carp
>  ##device pfsync
>
> and issuing the build like this:
>
>  # cd /usr/src
>  # time make buildkernel KERNCONF=NEW_FIREWALL && echo YES
>
> With the config above (CARP but no pfsync) it builds just fine
> and boots and runs happily; I've got CARP configured.
>
> If I uncomment the "devic pfsync" the build aborts at link time ending thus:

Do you also have a "device pf" line? I think that is a prereq for
pfsync. You may also need "device pflog" - I'm not sure because I've
always just added them all.

-- 
Rob Farmer

>
>  MAKE=make sh /usr/src/sys/conf/newvers.sh NEW_FIREWALL cc -c -O2 -frename-registers -pipe -fno-strict-aliasing  -std=c99 -g -Wall -Wredundant-decls -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline -Wcast-qual  -Wundef -Wno-pointer-sign -fformat-extensions -nostdinc  -I. -I/usr/src/sys -I/usr/src/sys/contrib/altq -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h -fno-common -finline-limit=8000 --param inline-unit-growth=100 --param large-function-growth=1000 -fno-omit-frame-pointer -mcmodel=kernel -mno-red-zone  -mfpmath=387 -mno-sse -mno-sse2 -mno-sse3 -mno-mmx -mno-3dnow  -msoft-float -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector -Werror  vers.c
>  linking kernel.debug
>  in_proto.o(.data+0x698): undefined reference to `pfsync_input'
>  *** Error code 1
>
>  Stop in /usr/obj/usr/src/sys/NEW_FIREWALL.
>  *** Error code 1
>
>  Stop in /usr/src.
>  *** Error code 1
>
>  Stop in /usr/src.
>
>  real    11m33.795s
>  user    7m19.405s
>  sys     0m40.068s
>
> Am I doing something obviously wrong here?
>
> Cheers,
> --
> Cameron Simpson <cs at zip.com.au> DoD#743
> http://www.cskk.ezoshosting.com/cs/
>
> Once a Junior Programmer interrupted a Great Guru of the Sun to ask a
> Question of no importance. The Great Guru replied in words which the Junior
> Programmer did not understand. The Junior Programmer sought to rephrase the
> Question, saying, "Stop me if I appear stupid." The great Guru, without
> speaking, reached over and pressed L1-A.
> The Junior Programmer achieved Enlightenment.   - Jon Green
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