Re: Build failure: 'seccomp-filter'

[Philipp Stephani]

Am So., 11. Apr. 2021 um 09:51 Uhr schrieb Colin Baxter <m43cap@yandex.com>:
>
> >>>>> Eli Zaretskii <eliz@gnu.org> writes:
>
>     >> From: Colin Baxter <m43cap@yandex.com> Cc: Date: Sun, 11 Apr 2021
>     >> 07:45:19 +0100
>     >>
>     >> I get a build with the latest pull of emacs:
>     >>
>     >> Makefile:415: recipe for target 'seccomp-filter' failed make[1]:
>     >> *** [seccomp-filter] Error 1 make[1]: Leaving directory
>     >> '/home/redknight/git/emacs/lib-src' Makefile:396: recipe for
>     >> target 'lib-src' failed make: *** [lib-src] Error 2
>
>     > Are there no error or warning messages before the "Makefile:415"
>     > one?  If there are, please show all the messages.
>
> Yes, sorry, I missed the earlier errors. Here is the full list beginning
> after the attempt to compile seccomp-filter:
>
> ---------- Begin error list ------------
>
>   CCLD     seccomp-filter
> seccomp-filter.c: In function ‘main’:
> seccomp-filter.c:142:23: error: ‘SCMP_ACT_KILL_PROCESS’ undeclared (first use 
> in this function)
>    ctx = seccomp_init (SCMP_ACT_KILL_PROCESS);
>                        ^~~~~~~~~~~~~~~~~~~~~


This is an interesting failure. Looks like seccomp.h exists on your
system, but doesn't contain the right definitions?
What does your config.log say about seccomp.h (not linux/seccomp.h)
and seccomp_init?