Date: Mon, 17 Jul 1995 16:26:02 +1000 From: Bruce Evans <bde@zeta.org.au> To: filo@yahoo.com, terry@cs.weber.edu Cc: freebsd-hackers@FreeBSD.org Subject: Re: Ignoring SIGCHLD without having to wait()? Message-ID: <199507170626.QAA21504@godzilla.zeta.org.au>
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>The default behaviour is to send a signal and to reap the child. >I believe that the "ignore" is supposed to work: that is, it will cause >the exit status to be automatically reaped. That is, _exit will check >the mask on the parent process and react accordingly. I can't see any support for it in FreeBSD. POSIX says that the behaviour for ignoring SIGCHLD is unspecified. You should use sigaction and the POSIX SA_NOCLDSTOP to avoid being bothered by stopped children. Bruce
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