Path: utzoo!utgpu!water!watmath!clyde!rutgers!gatech!hao!oddjob!matt
From: matt@oddjob.UChicago.EDU (Java Man)
Newsgroups: comp.unix.wizards
Subject: Re: AF_INET Stream Sockets & Server/Client Models
Message-ID: <14228@oddjob.UChicago.EDU>
Date: 14 Jan 88 20:07:56 GMT
References: <573@usl-pc.UUCP>
Organization: Morse Science High School
Lines: 14

In article <573@usl-pc.UUCP> jpdres14@usl-pc.UUCP (Collett Donald L) writes:

) ...  The user running the
) client program suddenly types control-C or the client program dies
) for some unknown reason.  How does the server detect that the
) client is dead?

When the client exits the kernel closes all its fd's.  Since you say
you are now conversant with select(), you can discover a dead client
as follows.  When select() indicates the fd is readable but read()
returns 0 bytes, the socket has been closed.
________________________________________________________
Matt	     University		matt@oddjob.uchicago.edu
Crawford     of Chicago     {astrovax,ihnp4}!oddjob!matt