djsundog
/
circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

py: Allow to import compiled bytecode files.

This commit is contained in:
Damien George 2015-11-02 21:57:42 +00:00
parent d8c834c95d
commit 432e8275a9
1 changed files with 57 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
py/builtinimport.c
View File

@ -66,11 +66,21 @@ STATIC mp_import_stat_t stat_dir_or_file(vstr_t *path) {
if (stat == MP_IMPORT_STAT_DIR) {
return stat;
}
vstr_add_str(path, ".py");
stat = mp_import_stat(vstr_null_terminated_str(path));
if (stat == MP_IMPORT_STAT_FILE) {
return stat;
}
#if MICROPY_PERSISTENT_CODE_LOAD
vstr_ins_byte(path, path->len - 2, 'm');
stat = mp_import_stat(vstr_null_terminated_str(path));
if (stat == MP_IMPORT_STAT_FILE) {
return stat;
}
#endif
return MP_IMPORT_STAT_NO_EXIST;
}
@ -132,11 +142,56 @@ STATIC void do_load_from_lexer(mp_obj_t module_obj, mp_lexer_t *lex, const char
mp_parse_compile_execute(lex, MP_PARSE_FILE_INPUT, mod_globals, mod_globals);
}
#if MICROPY_PERSISTENT_CODE_LOAD
STATIC void do_execute_raw_code(mp_obj_t module_obj, mp_raw_code_t *raw_code) {
#if MICROPY_PY___FILE__
// TODO
//qstr source_name = lex->source_name;
//mp_store_attr(module_obj, MP_QSTR___file__, MP_OBJ_NEW_QSTR(source_name));
#endif
// execute the module in its context
mp_obj_dict_t *mod_globals = mp_obj_module_get_globals(module_obj);
// save context
mp_obj_dict_t *volatile old_globals = mp_globals_get();
mp_obj_dict_t *volatile old_locals = mp_locals_get();
// set new context
mp_globals_set(mod_globals);
mp_locals_set(mod_globals);
nlr_buf_t nlr;
if (nlr_push(&nlr) == 0) {
mp_obj_t module_fun = mp_make_function_from_raw_code(raw_code, MP_OBJ_NULL, MP_OBJ_NULL);
mp_call_function_0(module_fun);
// finish nlr block, restore context
nlr_pop();
mp_globals_set(old_globals);
mp_locals_set(old_locals);
} else {
// exception; restore context and re-raise same exception
mp_globals_set(old_globals);
mp_locals_set(old_locals);
nlr_raise(nlr.ret_val);
}
}
#endif
STATIC void do_load(mp_obj_t module_obj, vstr_t *file) {
// create the lexer
char *file_str = vstr_null_terminated_str(file);
mp_lexer_t *lex = mp_lexer_new_from_file(file_str);
do_load_from_lexer(module_obj, lex, file_str);
#if MICROPY_PERSISTENT_CODE_LOAD
if (file_str[file->len - 3] == 'm') {
mp_raw_code_t *raw_code = mp_raw_code_load_file(file_str);
do_execute_raw_code(module_obj, raw_code);
} else
#endif
{
mp_lexer_t *lex = mp_lexer_new_from_file(file_str);
do_load_from_lexer(module_obj, lex, file_str);
}
}
STATIC void chop_component(const char *start, const char **end) {