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On Sun, Oct 12, 2003 at 12:24:55AM +0200, Paul Kranenburg wrote:
> btw. would it be Ok on signal delivery, to just copy the actually used
> portion of siginfo_t (i.e. what's currently ksiginfo_t) to the signal
> handler's stack instead of all of the 128 "future expansion" bytes?

The kernel does this, yes? Then it should be fine to just zero the rest.

> I can only see potential confusion if a program that's compiled using
> a future version of siginfo.h is run on an older kernel, which would
> be something that's inadvisable anyway.

If you zero the rest (set to known value :-) then programs should be ok.=20
Though in general we don't support running programs on kernels older than=
=20
the userland they were built for.

Take care,

Bill

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