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From: jss@sjuvax.UUCP (J. Shapiro)
Newsgroups: net.lang.c
Subject: Re: Re: c programming style
Message-ID: <1199@sjuvax.UUCP>
Date: Sat, 20-Jul-85 00:55:49 EDT
Article-I.D.: sjuvax.1199
Posted: Sat Jul 20 00:55:49 1985
Date-Received: Mon, 22-Jul-85 04:16:46 EDT
References: <11570@brl-tgr.ARPA> <935@teddy.UUCP>
Organization: Haverford College, Haverford, Pa.
Lines: 22

Teddy at GenRad writes:
> stepping through the array of pointers can be done by by incrementing
> a pointer:
> 
> 	while (condition) /* or some other loop construct */
> 	  . . . 
> 
> 	  argv++;
> 
> This will get us to the next pointer, whereas,
> 
> 	  argv = argv + 1;
> 
> will NOT (unless by the happy happinstance that a pointer is exactly
> the same size as a character!)

My recollection is that the integer is supposed to get converted to
the appropriate size pointer increment in such code. There are rules for
handling this sort of thing.  Though I may well be misreading, I think
Teddy has this one wrong.

Jon Shapiro