diff options
| author | Keith Packard <keithp@keithp.com> | 2016-11-18 19:04:05 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2017-02-20 11:16:52 -0800 |
| commit | e600fc409c577eec02af612a36431c477a9c875e (patch) | |
| tree | 6ad8dee3419084c6bfd90a93017aed0330c4e476 /src/lisp/ao_lisp_lambda.c | |
| parent | 2cc8ca2b781be0a6e7ce14405eb4611bc00a3a3e (diff) | |
altos/lisp: Add continuations
This provides call/cc and makes 'stacks' visible to the application.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/lisp/ao_lisp_lambda.c')
| -rw-r--r-- | src/lisp/ao_lisp_lambda.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/lisp/ao_lisp_lambda.c b/src/lisp/ao_lisp_lambda.c index e2053a6f..656936cb 100644 --- a/src/lisp/ao_lisp_lambda.c +++ b/src/lisp/ao_lisp_lambda.c @@ -175,7 +175,8 @@ ao_lisp_lambda_eval(void) args = ao_lisp_poly_cons(args->cdr); vals = ao_lisp_poly_cons(vals->cdr); } - ao_lisp_cons_free(cons); + if (!ao_lisp_stack_marked(ao_lisp_stack)) + ao_lisp_cons_free(cons); cons = NULL; break; case AO_LISP_FUNC_LEXPR: |