Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!munnari.oz.au!brolga!bunyip.cc.uq.oz.au!zeus!s64421 From: s64421@zeus.usq.EDU.AU (house ron) Newsgroups: comp.lang.c Subject: Re: An Ubiquitous C bug Message-ID: Date: 24 Jan 91 12:22:11 GMT References: <1991Jan21.083106.7297@tkou02.enet.dec.com> <2831@casbah.acns.nwu.edu> <939@tuura.UUCP> Lines: 19 risto@tuura.UUCP (Risto Lankinen) writes: >Hi! >While I don't see it too dramatic a problem (to have NULL pointers to valid >function objects in C), It is a _VERY_ dramatic problem if you write a utility function which takes pointers to other functions as arguments, and needs to test which ones point to genuine functions so that it knows which ones it has to call. EVERY DEVIATION FROM A STANDARD IS DRAMATIC SOMEWHERE! -- Regards, Ron House. (s64421@zeus.usq.edu.au) (By post: Info Tech, U.C.S.Q. Toowoomba. Australia. 4350)