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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_scheme.h"
ao_poly
ao_scheme_read_eval_print(void)
{
ao_poly in, out = AO_SCHEME_NIL;
ao_scheme_exception = 0;
for(;;) {
in = ao_scheme_read();
if (in == _ao_scheme_atom_eof)
break;
out = ao_scheme_eval(in);
if (ao_scheme_exception) {
if (ao_scheme_exception & AO_SCHEME_EXIT)
break;
ao_scheme_exception = 0;
} else {
ao_scheme_poly_write(out, true);
putchar ('\n');
}
}
return out;
}
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