kopia lustrzana https://github.com/micropython/micropython
109 wiersze
2.7 KiB
C
109 wiersze
2.7 KiB
C
#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include "py/nlr.h"
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#include "py/parsehelper.h"
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#include "py/compile.h"
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#include "py/runtime.h"
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#include "py/repl.h"
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#include "py/pfenv.h"
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#include "py/gc.h"
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#include "pyexec.h"
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#include "pybstdio.h"
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void do_str(const char *src) {
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mp_lexer_t *lex = mp_lexer_new_from_str_len(MP_QSTR__lt_stdin_gt_, src, strlen(src), 0);
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if (lex == NULL) {
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return;
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}
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mp_parse_error_kind_t parse_error_kind;
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mp_parse_node_t pn = mp_parse(lex, MP_PARSE_SINGLE_INPUT, &parse_error_kind);
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if (pn == MP_PARSE_NODE_NULL) {
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// parse error
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mp_parse_show_exception(lex, parse_error_kind);
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mp_lexer_free(lex);
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return;
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}
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// parse okay
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qstr source_name = lex->source_name;
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mp_lexer_free(lex);
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mp_obj_t module_fun = mp_compile(pn, source_name, MP_EMIT_OPT_NONE, true);
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if (mp_obj_is_exception_instance(module_fun)) {
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// compile error
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mp_obj_print_exception(printf_wrapper, NULL, module_fun);
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return;
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}
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nlr_buf_t nlr;
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if (nlr_push(&nlr) == 0) {
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mp_call_function_0(module_fun);
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nlr_pop();
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} else {
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// uncaught exception
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mp_obj_print_exception(printf_wrapper, NULL, (mp_obj_t)nlr.ret_val);
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}
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}
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static char *stack_top;
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static char heap[2048];
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int main(int argc, char **argv) {
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int stack_dummy;
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stack_top = (char*)&stack_dummy;
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#if MICROPY_ENABLE_GC
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gc_init(heap, heap + sizeof(heap));
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#endif
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mp_init();
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pyexec_friendly_repl();
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//do_str("print('hello world!', list(x+1 for x in range(10)), end='eol\\n')");
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mp_deinit();
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return 0;
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}
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void gc_collect(void) {
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// WARNING: This gc_collect implementation doesn't try to get root
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// pointers from CPU registers, and thus may function incorrectly.
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void *dummy;
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gc_collect_start();
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gc_collect_root(&dummy, ((mp_uint_t)stack_top - (mp_uint_t)&dummy) / sizeof(mp_uint_t));
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gc_collect_end();
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gc_dump_info();
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}
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mp_lexer_t *mp_lexer_new_from_file(const char *filename) {
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return NULL;
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}
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mp_import_stat_t mp_import_stat(const char *path) {
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return MP_IMPORT_STAT_NO_EXIST;
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}
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mp_obj_t mp_builtin_open(uint n_args, const mp_obj_t *args, mp_map_t *kwargs) {
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return mp_const_none;
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}
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MP_DEFINE_CONST_FUN_OBJ_KW(mp_builtin_open_obj, 1, mp_builtin_open);
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void nlr_jump_fail(void *val) {
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}
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void NORETURN __fatal_error(const char *msg) {
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while (1);
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}
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#ifndef NDEBUG
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void MP_WEAK __assert_func(const char *file, int line, const char *func, const char *expr) {
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printf("Assertion '%s' failed, at file %s:%d\n", expr, file, line);
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__fatal_error("Assertion failed");
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}
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#endif
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#if !MICROPY_MIN_USE_STDOUT
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void _start(void) {main(0, NULL);}
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#endif
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