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From: john@iastate.edu (John Hascall)
Newsgroups: comp.lang.c
Subject: Re: gcc warning about sccsid[]/rcsid[] not being used
Message-ID: <1991Jun30.144500.28376@news.iastate.edu>
Date: 30 Jun 91 14:45:00 GMT
References: <1991Jun30.023845.26216@batcomputer.tn.cornell.edu>
Sender: news@news.iastate.edu (USENET News System)
Organization: Iowa State University, Ames, IA
Lines: 24

christos@theory.TC.Cornell.EDU (Christos S. Zoulas) writes:
}I compile most of my code with gcc -Wall. Unfortunately I use either sccs
}or rcs and I like to keep an sccs or rcs string as:
}#ifndef lint
}static char rcsid[] = "$Id$";
}#endif
}Unfortunately there is no way I know of to tell gcc that 
}I know that this variable is not used and I don't care! How do other 
}people avoid this warning? I know that I could say:

Well, how about by using it?  Seriously, it's not a bad idea to:

       a) print it to the logfile upon startup
       b) have some (obscure) command line flag
       c) or key sequence display it

depending on what kind of program it is.

John
-------------------------------------------------------------------------------
John Hascall                        An ill-chosen word is the fool's messenger.
Project Vincent
Iowa State University Computation Center                       john@iastate.edu
Ames, IA  50011                                                  (515) 294-9551