Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!usc!wuarchive!mit-eddie!bu.edu!inmet!rgh
From: rgh@inmet.inmet.com
Newsgroups: comp.lang.c
Subject: Re: Explicit cast of NULL (was Re: Shor
Message-ID: <20900007@inmet>
Date: 5 Jul 90 15:46:00 GMT
References: <807@mwtech.UUCP>
Lines: 16
Nf-ID: #R:mwtech.UUCP:807:inmet:20900007:000:232
Nf-From: inmet.inmet.com!rgh    Jul  5 11:46:00 1990


You can have typed null pointers without having to declare a macro
for each one:

#define NIL(type) ((type)0)

It's a matter of taste whether 

    NIL(char *)

looks better than

    ((char*)0)


Randy Hudson   rgh@inmet.inmet.com