Date: Sat, 6 Apr 1996 17:51:48 +1000 From: Bruce Evans <bde@zeta.org.au> To: bde@zeta.org.au, jkh@time.cdrom.com Cc: hackers@FreeBSD.org Subject: Re: Any clues as to why this fails? Message-ID: <199604060751.RAA16135@godzilla.zeta.org.au>
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>> - printf() gives undefined behaviour in signal handlers. >I know that. I just wanted to see if the handler was being called at Don't show bad examples. >> except ttys, sockets or perhaps pipes. To work as documented in fcntl.3, >> F_SETOWN would need to have a pgrp entry in the filedesc struct. This >> would probably be useful - it would allow sending SIGIO to arbitrary >> sets of sufficiently privileged processes. >Sounds fine to me - did I hear an implicit hand being raised here, or >should one of the rest of us go about doing this? :-) I'm still wondering why BSD[Lite] does it the way it does. >What Thomas wants is not unreasonable here - polling the mouse with >SIGIO might not be elegant, but I can certainly understand the desire >to have it work. I can predict that his next question after reading >the above will be "Uh, OK. So.... Can I rely on this working anytime >soon?" and it'd be nice to have some semblance of an answer in >advance. No. The next release isn't close, and some people will keep running 1.1.5... Bruce
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