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Damien George authored
The lexer constructor may now raise an exception and it needs to be caught.
Damien George authoredThe lexer constructor may now raise an exception and it needs to be caught.
hello-embed.c 2.37 KiB
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2016 Paul Sokolovsky
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "py/compile.h"
#include "py/runtime.h"
#include "py/gc.h"
#include "py/stackctrl.h"
static char heap[16384];
mp_obj_t execute_from_str(const char *str) {
nlr_buf_t nlr;
if (nlr_push(&nlr) == 0) {
mp_lexer_t *lex = mp_lexer_new_from_str_len(0/*MP_QSTR_*/, str, strlen(str), false);
mp_parse_tree_t pt = mp_parse(lex, MP_PARSE_FILE_INPUT);
mp_obj_t module_fun = mp_compile(&pt, lex->source_name, MP_EMIT_OPT_NONE, false);
mp_call_function_0(module_fun);
nlr_pop();
return 0;
} else {
// uncaught exception
return (mp_obj_t)nlr.ret_val;
}
}
int main() {
// Initialized stack limit
mp_stack_set_limit(40000 * (BYTES_PER_WORD / 4));
// Initialize heap
gc_init(heap, heap + sizeof(heap));
// Initialize interpreter
mp_init();
const char str[] = "print('Hello world of easy embedding!')";
if (execute_from_str(str)) {
printf("Error\n");
}
}
uint mp_import_stat(const char *path) {
return MP_IMPORT_STAT_NO_EXIST;
}