Path: utzoo!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!spool.mu.edu!uunet!uunet.UU.NET!sef
From: decot@hpisod2.cup.hp.com (Dave Decot)
Newsgroups: comp.std.unix
Subject: Re: how to set process group on socket
Message-ID: <125755@uunet.UU.NET>
Date: 16 Mar 91 01:16:31 GMT
References: <125384@uunet.UU.NET>
Sender: usenet@uunet.UU.NET
Organization: Hewlett Packard, Cupertino
Lines: 20
Approved: sef@uunet.uu.net (Moderator, Sean Eric Fagan - comp.std.unix)
Nntp-Posting-Host: uunet.uu.net
X-Submissions: std-unix@uunet.uu.net
Originator: sef@uunet.UU.NET

Submitted-by: decot@hpisod2.cup.hp.com (Dave Decot)

> 	ioctl(fd, SIOCSPGRP, &pid);
> 
> That is, in a POSIX environment, how does one set the process-group ID
> of processes that will receive SIGIO and SIGURG signals associated with
> a particular file-descriptor (which, incidentally, is a socket) to the PID
> of the current process.

POSIX.1 has no such signals SIGIO or SIGURG, nor any sockets, nor do
any of the current drafts of other POSIX standards.

The current POSIX.4 draft describes ways to signal asynchronous I/O
completion, but the signals currently go only to the process that
started the I/O.

Dave Decot


Volume-Number: Volume 23, Number 15