Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!wuarchive!uunet!ncrlnk!ncratl!dwithers
From: dwithers@ncratl.Atlanta.NCR.COM (Dave Witherspoon)
Newsgroups: comp.lang.c++
Subject: Re: Detecting the first object?
Summary: There is a way...
Message-ID: <498@ncratl.Atlanta.NCR.COM>
Date: 21 Aug 90 14:32:13 GMT
References: <1120006@hpvcfs1.HP.COM>
Organization: NCR Engineering & Manufacturing Atlanta -- Atlanta, GA
Lines: 16

In article <1120006@hpvcfs1.HP.COM>, ericr@hpvcfs1.HP.COM (Eric Ross) writes:
> I am creating a set of classes the will access the Network Computing
> System (NCS) and a signal handler needs to be initialized exactly one time.
> 
> Is there a way for an object to know that it is the first instantiation of
> a class?  My gut feel is that there is a way with static members, but I don't
> quite have the right recipe.

You're on the right track.  What I have done is provide for a static
class counter, and every trip through the constructor I bump it check
for a value of 1.  Although this seems to be of a "manual" nature, it
works.
-------------------------------David Witherspoon-------------------------------
David.Witherspoon@Atlanta.NCR.COM     | 
NCR E&M Atlanta: (404) 623-7713       |        Visualize Whirled Peas 
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