Re: The Scope and Ownership of fedora-list

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On Thu, 2008-08-28 at 11:09 -0500, Mike Chambers wrote:
> On Thu, 2008-08-28 at 10:32 -0500, Mike McCarty wrote:
> > It's (traditional) C. Put it into a file like self-rep.c and then
> > 
> > $ gcc -o self-rep self-rep.c
> > $ ./self-rep
> > 
> > and see what happens.
> [[email protected] ~]$ gcc -o test test.c
> test.c:1: warning: data definition has no type or storage class
> test.c:1: warning: initialization makes integer from pointer without a
> cast
> test.c: In function ‘main’:
> test.c:1: warning: incompatible implicit declaration of built-in
> function ‘printf’
> test.c:1: warning: passing argument 1 of ‘printf’ makes pointer from
> integer without a cast
> [[email protected] ~]$ ./test 
> p="p=%c%s%
> c;main(){printf(p,34,p,34);}";main(){printf(p,34,p,34);}[[email protected]
> ~]$ 
> That's what happened when doing it on a F9 box.

A later post in the thread gets by with one warning for not #including
stdio.h, but getting it perfectly standard and portable is tough.

For one thing, the #include is required and has to be on its own line.
For another, it relies on the fact that ASCII 34 is ".

                Matthew Saltzman

Clemson University Math Sciences
mjs AT clemson DOT edu

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