04b9147e15
Blanket wide to all .c and .h files. Some files originating from ST are difficult to deal with (license wise) so it was left out of those. Also merged modpyb.h, modos.h, modstm.h and modtime.h in stmhal/.
117 lines
3.6 KiB
C
117 lines
3.6 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2013, 2014 Damien P. George
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdlib.h>
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#include "mpconfig.h"
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#include "nlr.h"
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#include "misc.h"
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#include "qstr.h"
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#include "obj.h"
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#include "runtime.h"
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/******************************************************************************/
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/* range iterator */
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typedef struct _mp_obj_range_it_t {
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mp_obj_base_t base;
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// TODO make these values generic objects or something
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machine_int_t cur;
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machine_int_t stop;
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machine_int_t step;
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} mp_obj_range_it_t;
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STATIC mp_obj_t range_it_iternext(mp_obj_t o_in) {
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mp_obj_range_it_t *o = o_in;
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if ((o->step > 0 && o->cur < o->stop) || (o->step < 0 && o->cur > o->stop)) {
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mp_obj_t o_out = MP_OBJ_NEW_SMALL_INT(o->cur);
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o->cur += o->step;
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return o_out;
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} else {
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return MP_OBJ_STOP_ITERATION;
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}
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}
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STATIC const mp_obj_type_t range_it_type = {
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{ &mp_type_type },
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.name = MP_QSTR_iterator,
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.getiter = mp_identity,
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.iternext = range_it_iternext,
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};
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mp_obj_t mp_obj_new_range_iterator(int cur, int stop, int step) {
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mp_obj_range_it_t *o = m_new_obj(mp_obj_range_it_t);
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o->base.type = &range_it_type;
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o->cur = cur;
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o->stop = stop;
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o->step = step;
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return o;
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}
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/******************************************************************************/
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/* range */
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typedef struct _mp_obj_range_t {
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mp_obj_base_t base;
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// TODO make these values generic objects or something
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machine_int_t start;
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machine_int_t stop;
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machine_int_t step;
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} mp_obj_range_t;
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STATIC mp_obj_t range_make_new(mp_obj_t type_in, uint n_args, uint n_kw, const mp_obj_t *args) {
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mp_arg_check_num(n_args, n_kw, 1, 3, false);
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mp_obj_range_t *o = m_new_obj(mp_obj_range_t);
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o->base.type = &mp_type_range;
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o->start = 0;
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o->step = 1;
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if (n_args == 1) {
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o->stop = mp_obj_get_int(args[0]);
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} else {
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o->start = mp_obj_get_int(args[0]);
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o->stop = mp_obj_get_int(args[1]);
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if (n_args == 3) {
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o->step = mp_obj_get_int(args[2]);
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}
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}
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return o;
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}
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STATIC mp_obj_t range_getiter(mp_obj_t o_in) {
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mp_obj_range_t *o = o_in;
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return mp_obj_new_range_iterator(o->start, o->stop, o->step);
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}
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const mp_obj_type_t mp_type_range = {
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{ &mp_type_type },
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.name = MP_QSTR_range,
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.make_new = range_make_new,
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.getiter = range_getiter,
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};
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