Re: PATH_MAX and test-stat.h

[Ralf Wildenhues]

Hello,

* James Youngman wrote on Sun, Jun 19, 2011 at 12:57:01AM CEST:
> On Sat, Jun 18, 2011 at 11:24 PM, Karl Berry <address@hidden> wrote:
> >    I suspect that the most useful thing we can do in gnulib is define
> >    PATH_MAX to a non-constant expression on all platforms,
> >
> > And intentionally break loads of existing code?
> > I am highly doubtful that that is "useful"; "painful" sounds more
> > accurate :).
> 
> I much prefer obvious breakage, in which problem code simply fails to
> compile, to subtle breakage where your code compiles on all the
> systems you have access to but still has subtle problems.

Is it possible to define it to an expression which will cause a warning
if used in a way requiring it to be a constant expression?

If not, that sounds like it could be a useful GCC extension (if maybe one
not so easy to implement).

Cheers,
Ralf