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    SubjectRe: [RFC PATCH] waitfd: file descriptor to wait on child processes
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    On Fri, 2008-12-12 at 20:29 -0800, Davide Libenzi wrote:

    > And how about this?
    >
    > sfd = signalfd(SIGCHLD);
    >
    > for (;;) {
    > poll(sfd, POLLIN);
    > while ((pid = waitpid(0, &status, WNOHANG)) != -1)
    > process_child_death(pid);
    > }
    >
    At this point, why have signalfd()'s read() return siginfo_t at all?

    You have to discard the entire information since it's only ever the
    first signal that matched, all subsequent ones are thrown away.

    Scott
    --
    Have you ever, ever felt like this?
    Had strange things happen? Are you going round the twist?
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