Re: sigblock,sigmask,sigsetmask ... for SYS V?

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#2573

From: Dave Eisen
Date: Tue, 25 Jun 1991 18:06

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In article <1991Jun25.165700.17625@flood.com> tom@flood.com (Tom Chatt) writes:
>Yes, but the important question is: can you emulate sigpause?
>The sigpause(2) call, which *atomically* waits for signals on
>a provided signal mask, is essential to properly avoid the
>critical races otherwise inherent in managing signals.

You can't. That's why BSD changed the AT&T signal handling so drastically.

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Message-ID: <1991Jun25.180617.20409@leland.Stanford.EDU>

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References: <1991Jun21.225851.24990@uokmax.ecn.uoknor.edu> <srp.677620585@babar.mmwb.ucsf.edu> <1991Jun25.165700.17625@flood.com>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!samsung!uunet!stanford.edu!leland.Stanford.EDU!dkeisen
From: dkeisen@leland.Stanford.EDU (Dave Eisen)
Newsgroups: comp.unix.internals
Subject: Re: sigblock,sigmask,sigsetmask ... for SYS V?
Message-ID: <1991Jun25.180617.20409@leland.Stanford.EDU>
Date: 25 Jun 91 18:06:17 GMT
References: <1991Jun21.225851.24990@uokmax.ecn.uoknor.edu> <srp.677620585@babar.mmwb.ucsf.edu> <1991Jun25.165700.17625@flood.com>
Organization: Sequoia Peripherals, Inc.
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