[Bug 2590] Seccomp filter for missing architectures

[bugzilla-daemon at bugzilla.mindrot.org]

https://bugzilla.mindrot.org/show_bug.cgi?id=2590

Darren Tucker <dtucker at zip.com.au> changed:

           What    |Removed                     |Added
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                 CC|                            |dtucker at zip.com.au

--- Comment #5 from Darren Tucker <dtucker at zip.com.au> ---
(In reply to Joshua Kinard from comment #3)
> 
> I hate to reopen, but I found a corner case for MIPS broken by the
> MIPS whitelist.  Specifically, the proposed whitelist does not
> account for MIPS N32 ABI (under mips64).
> 
> Specifically:
> +	mips64-*)
> +		seccomp_audit_arch=AUDIT_ARCH_MIPS64
> 
> There needs to be another hook to somehow detect N32 and then set
> either AUDIT_ARCH_MIPS64 (big-endian) or AUDIT_ARCH_MIPSEL64N32
> (little-endian).

what does configure.guess report on such systems?  If that's not a
reliable indicator, what is?  mips64-* && AC_CHECK_SIZEOF([int], [4]) ?

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