diff options
author | Bdale Garbee <bdale@gag.com> | 2017-12-11 21:37:48 -0700 |
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committer | Bdale Garbee <bdale@gag.com> | 2017-12-11 21:37:48 -0700 |
commit | ea0aa97fb93e669868a6f2c49c5d4b46e7615b1f (patch) | |
tree | f16b9a9ccd8b4a7bcde7d5cc64e6f0a52c4f3436 /src/lisp/ao_lisp_poly.c | |
parent | 216ea6388a75c46891dc4687a2eb0c97dc63b136 (diff) | |
parent | 9adf8b23aac8256f230b10adcab9dd323266caaa (diff) |
Merge branch 'master' into branch-1.8
Diffstat (limited to 'src/lisp/ao_lisp_poly.c')
-rw-r--r-- | src/lisp/ao_lisp_poly.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/src/lisp/ao_lisp_poly.c b/src/lisp/ao_lisp_poly.c deleted file mode 100644 index fb3b06fe..00000000 --- a/src/lisp/ao_lisp_poly.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - * 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" - -struct ao_lisp_funcs { - void (*print)(ao_poly); - void (*patom)(ao_poly); -}; - -static const struct ao_lisp_funcs ao_lisp_funcs[AO_LISP_NUM_TYPE] = { - [AO_LISP_CONS] = { - .print = ao_lisp_cons_print, - .patom = ao_lisp_cons_patom, - }, - [AO_LISP_STRING] = { - .print = ao_lisp_string_print, - .patom = ao_lisp_string_patom, - }, - [AO_LISP_INT] = { - .print = ao_lisp_int_print, - .patom = ao_lisp_int_print, - }, - [AO_LISP_ATOM] = { - .print = ao_lisp_atom_print, - .patom = ao_lisp_atom_print, - }, - [AO_LISP_BUILTIN] = { - .print = ao_lisp_builtin_print, - .patom = ao_lisp_builtin_print, - }, - [AO_LISP_FRAME] = { - .print = ao_lisp_frame_print, - .patom = ao_lisp_frame_print, - }, - [AO_LISP_LAMBDA] = { - .print = ao_lisp_lambda_print, - .patom = ao_lisp_lambda_print, - }, - [AO_LISP_STACK] = { - .print = ao_lisp_stack_print, - .patom = ao_lisp_stack_print, - }, -}; - -static const struct ao_lisp_funcs * -funcs(ao_poly p) -{ - uint8_t type = ao_lisp_poly_type(p); - - if (type < AO_LISP_NUM_TYPE) - return &ao_lisp_funcs[type]; - return NULL; -} - -void -ao_lisp_poly_print(ao_poly p) -{ - const struct ao_lisp_funcs *f = funcs(p); - - if (f && f->print) - f->print(p); -} - -void -ao_lisp_poly_patom(ao_poly p) -{ - const struct ao_lisp_funcs *f = funcs(p); - - if (f && f->patom) - f->patom(p); -} - -void * -ao_lisp_ref(ao_poly poly) { - if (poly == AO_LISP_NIL) - return NULL; - if (poly & AO_LISP_CONST) - return (void *) (ao_lisp_const + (poly & AO_LISP_REF_MASK) - 4); - return (void *) (ao_lisp_pool + (poly & AO_LISP_REF_MASK) - 4); -} - -ao_poly -ao_lisp_poly(const void *addr, ao_poly type) { - const uint8_t *a = addr; - if (a == NULL) - return AO_LISP_NIL; - if (AO_LISP_IS_CONST(a)) - return AO_LISP_CONST | (a - ao_lisp_const + 4) | type; - return (a - ao_lisp_pool + 4) | type; -} |