Date: Tue, 16 Apr 1996 22:37:47 +1000
From: Bruce Evans <bde@zeta.org.au>
To: bde@zeta.org.au, fenner@parc.xerox.com, freebsd-bugs@freefall.freebsd.org
Subject: Re: kern/1144: sig{add, del}set and sigismember fns don't check signo
Message-ID: <199604161237.WAA32001@godzilla.zeta.org.au>
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I wrote:
>#define sigaddset(set, signo) \
> ({ struct sigaction *__set = set; \
> int __signo = (signo); \
> int __rv; \
> \
> /* 32 because NSIG is in application namespace. */ \
> if (__signo <= 0 || __signo >= 32) { \
> errno = EINVAL; \
Namespace stuff is tricky. I think EINVAL isn't supposed to be
visible if only <signal.h> is included, so it can't be used
directly.
Bruce
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