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/*
* Copyright © 2016 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include "ao_lisp.h"
static void (*const ao_lisp_print_funcs[AO_LISP_NUM_TYPE])(ao_poly) = {
[AO_LISP_CONS] = ao_lisp_cons_print,
[AO_LISP_STRING] = ao_lisp_string_print,
[AO_LISP_INT] = ao_lisp_int_print,
[AO_LISP_ATOM] = ao_lisp_atom_print,
[AO_LISP_BUILTIN] = ao_lisp_builtin_print
};
ao_poly
ao_lisp_poly_print(ao_poly p)
{
void (*print)(ao_poly) = ao_lisp_print_funcs[ao_lisp_poly_type(p)];
if (print)
print(p);
return p;
}
void
ao_lisp_poly_mark(ao_poly p)
{
switch (ao_lisp_poly_type(p)) {
case AO_LISP_CONS:
ao_lisp_mark(&ao_lisp_cons_type, ao_lisp_poly_cons(p));
break;
case AO_LISP_STRING:
ao_lisp_mark(&ao_lisp_string_type, ao_lisp_poly_string(p));
break;
case AO_LISP_ATOM:
ao_lisp_mark(&ao_lisp_atom_type, ao_lisp_poly_atom(p));
break;
}
}
ao_poly
ao_lisp_poly_move(ao_poly p)
{
switch (ao_lisp_poly_type(p)) {
case AO_LISP_CONS:
p = ao_lisp_cons_poly(ao_lisp_move(&ao_lisp_cons_type, ao_lisp_poly_cons(p)));
break;
case AO_LISP_STRING:
p = ao_lisp_string_poly(ao_lisp_move(&ao_lisp_string_type, ao_lisp_poly_string(p)));
break;
case AO_LISP_ATOM:
p = ao_lisp_atom_poly(ao_lisp_move(&ao_lisp_atom_type, ao_lisp_poly_atom(p)));
break;
}
return p;
}
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