Re: [PATCH]-Wstrict-prototypes on SCM_FUNC_CAST_ARBITRARY_ARGS

[Kevin Ryde]

Stephen Compall <address@hidden> writes:
>
> I recently added -Wstrict-prototypes to my C warning list.  However,
> this gives a warning for GCC 3.3.2 (at least) for both 1.6.x and HEAD,
> whenever you compile the output of SCM_DEFINE et al.

Do you also get a warning from the prototypes for scm_c_define_subr
and friends (out of libguile.h)?

> I fixed it by
> seding 's,SCM (\*)(),SCM (\*)(void),' or something like that on the
> output of guile-snarf, as strict C prototypes require (void) rather
> than (), tested it with one of my native modules, and hope this will
> cause no major problems in guile at large.

I wonder why a cast is needed at all.  I might have thought a
parameter "SCM (*)()" would be happly passed a function "SCM foo (SCM
x, SCM y)" or whatever.