diff options
Diffstat (limited to 'src/lisp/ao_lisp_rep.c')
-rw-r--r-- | src/lisp/ao_lisp_rep.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/lisp/ao_lisp_rep.c b/src/lisp/ao_lisp_rep.c new file mode 100644 index 00000000..3be95d44 --- /dev/null +++ b/src/lisp/ao_lisp_rep.c @@ -0,0 +1,34 @@ +/* + * 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" + +ao_poly +ao_lisp_read_eval_print(void) +{ + ao_poly in, out = AO_LISP_NIL; + for(;;) { + in = ao_lisp_read(); + if (in == _ao_lisp_atom_eof || in == AO_LISP_NIL) + break; + out = ao_lisp_eval(in); + if (ao_lisp_exception) { + ao_lisp_exception = 0; + } else { + ao_lisp_poly_print(out); + putchar ('\n'); + } + } + return out; +} |