Date: Fri, 9 Feb 1996 12:33:45 PST From: "Marty Leisner" <leisner@sdsp.mc.xerox.com> To: Paul Hatchman <paul@sfe.com.au> Cc: linux-kernel@vger.rutgers.edu, hackers@freebsd.org Subject: Re: signal masks and select Message-ID: <9602092033.AA14852@gnu.mc.xerox.com> In-Reply-To: Your message of "Tue, 30 Jan 1996 23:49:00 PST." <199601310749.AA28625@rex.sfe.com.au>
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Thanks for the help...
I liked this solution for now...
>
> This can be "solved" by using setjmp/longjmp with select.
> ie
> if (setjmp (env, 1) == 0)
> {
> set_sigmask(unblock desired signals)
> select(...)
> }
>
> and your signal handler does a longjmp (env)
>
But this is a kludgey workaround...and using pthreads (where each thread
has a signal mask) means env becomes thread private data...
It seems very reasonable to have a system call:
select_with_newmask(new_mask, <old select parameters
--
marty
leisner@sdsp.mc.xerox.com
Member of the League for Programming Freedom
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