On Tue, 23 Feb 1999, Mullen, Patrick wrote:
> You create a pointer, allocate memory to that pointer,
> set the data, then return the pointer. The pointer
> itself loses scope and is lost, but the memory allocated
> remains. You then have to make sure a function somewhere
> else frees the memory allocated.
That's what's done on second example, rigth !?
> > /* This case (2)*/
> > main()
> > {
> > char *exp ;
> >
> > exp = foo() ;
> >
> > printf("\n %s", exp);
> > free(exp);
> >
> > return(0) ;
> > }
'exp' variable will contain the address from the allocated memory
and after that it will frees the memory.
Thanks.
Best regards,
Nuno Carvalho
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Nuno Emanuel F. Carvalho
Dep. Informatics Engineering
University of Coimbra
PGP key available at finger
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