Box* JitFragmentWriter::callattrHelper(Box* obj, BoxedString* attr, CallattrFlags flags, TypeRecorder* type_recorder,
Box** args, std::vector<BoxedString*>* keyword_names) {
auto arg_tuple = getTupleFromArgsArray(&args[0], flags.argspec.totalPassed());
Box* r = callattr(obj, attr, flags, std::get<0>(arg_tuple), std::get<1>(arg_tuple), std::get<2>(arg_tuple),
std::get<3>(arg_tuple), keyword_names);
assert(gc::isValidGCObject(r));
return recordType(type_recorder, r);
}
llvm::iterator_range<BoxIterator> Box::pyElements() {
static std::string iter_str("__iter__");
Box* iter = callattr(const_cast<Box*>(this), &iter_str, true, ArgPassSpec(0), NULL, NULL, NULL, NULL, NULL);
if (iter) {
return llvm::iterator_range<BoxIterator>(++BoxIterator(iter), BoxIterator(nullptr));
}
raiseExcHelper(TypeError, "'%s' object is not iterable", getTypeName(this)->c_str());
}
void prependToSysPath(llvm::StringRef path) {
BoxedList* sys_path = getSysPath();
static BoxedString* insert_str = getStaticString("insert");
CallattrFlags callattr_flags{.cls_only = false, .null_on_nonexistent = false, .argspec = ArgPassSpec(2) };
autoDecref(callattr(sys_path, insert_str, callattr_flags, autoDecref(boxInt(0)), autoDecref(boxString(path)), NULL,
NULL, NULL));
}
static std::string generateVersionString() {
std::ostringstream oss;
oss << PY_MAJOR_VERSION << '.' << PY_MINOR_VERSION << '.' << PY_MICRO_VERSION;
oss << '\n';
oss << "[Pyston " << PYSTON_VERSION_MAJOR << '.' << PYSTON_VERSION_MINOR << '.' << PYSTON_VERSION_MICRO << "]";
return oss.str();
}
void prependToSysPath(llvm::StringRef path) {
BoxedList* sys_path = getSysPath();
static BoxedString* insert_str = internStringImmortal("insert");
CallattrFlags callattr_flags{.cls_only = false, .null_on_nonexistent = false, .argspec = ArgPassSpec(2) };
callattr(sys_path, insert_str, callattr_flags, boxInt(0), boxString(path), NULL, NULL, NULL);
}
static BoxedClass* sys_flags_cls;
class BoxedSysFlags : public Box {
public:
Box* division_warning, *bytes_warning, *no_user_site, *optimize;
BoxedSysFlags() {
auto zero = boxInt(0);
assert(zero);
division_warning = zero;
bytes_warning = zero;
no_user_site = zero;
optimize = zero;
}
DEFAULT_CLASS(sys_flags_cls);
static void gcHandler(GCVisitor* v, Box* _b) {
assert(_b->cls == sys_flags_cls);
Box::gcHandler(v, _b);
BoxedSysFlags* self = static_cast<BoxedSysFlags*>(_b);
v->visit(self->division_warning);
v->visit(self->bytes_warning);
v->visit(self->no_user_site);
v->visit(self->optimize);
}
static Box* __new__(Box* cls, Box* args, Box* kwargs) {
raiseExcHelper(TypeError, "cannot create 'sys.flags' instances");
}
};
static std::string generateVersionString() {
std::ostringstream oss;
oss << PYTHON_VERSION_MAJOR << '.' << PYTHON_VERSION_MINOR << '.' << PYTHON_VERSION_MICRO;
oss << '\n';
oss << "[Pyston " << PYSTON_VERSION_MAJOR << '.' << PYSTON_VERSION_MINOR << "]";
return oss.str();
}
static Box* importSub(const std::string& name, BoxedString* full_name, Box* parent_module) {
BoxedDict* sys_modules = getSysModulesDict();
if (sys_modules->d.find(full_name) != sys_modules->d.end()) {
return sys_modules->d[full_name];
}
BoxedList* path_list;
if (parent_module == NULL || parent_module == None) {
path_list = NULL;
} else {
static BoxedString* path_str = internStringImmortal("__path__");
path_list = static_cast<BoxedList*>(getattrInternal<ExceptionStyle::CXX>(parent_module, path_str));
if (path_list == NULL || path_list->cls != list_cls) {
return None;
}
}
SearchResult sr = findModule(name, full_name, path_list);
if (sr.type != SearchResult::SEARCH_ERROR) {
Box* module;
try {
if (sr.type == SearchResult::PY_SOURCE)
module = createAndRunModule(full_name, sr.path);
else if (sr.type == SearchResult::PKG_DIRECTORY)
module = createAndRunModule(full_name, sr.path + "/__init__.py", sr.path);
else if (sr.type == SearchResult::C_EXTENSION)
module = importCExtension(full_name, name, sr.path);
else if (sr.type == SearchResult::IMP_HOOK) {
static BoxedString* loadmodule_str = internStringImmortal("load_module");
CallattrFlags callattr_flags{.cls_only = false,
.null_on_nonexistent = false,
.argspec = ArgPassSpec(1) };
module = callattr(sr.loader, loadmodule_str, callattr_flags, full_name, NULL, NULL, NULL, NULL);
} else
RELEASE_ASSERT(0, "%d", sr.type);
} catch (ExcInfo e) {
removeModule(full_name);
throw e;
}
if (parent_module && parent_module != None)
parent_module->setattr(internStringMortal(name), module, NULL);
return module;
}
void prependToSysPath(llvm::StringRef path) {
BoxedList* sys_path = getSysPath();
static BoxedString* insert_str = getStaticString("insert");
CallattrFlags callattr_flags{.cls_only = false, .null_on_nonexistent = false, .argspec = ArgPassSpec(2) };
autoDecref(callattr(sys_path, insert_str, callattr_flags, autoDecref(boxInt(0)), autoDecref(boxString(path)), NULL,
NULL, NULL));
}
static BoxedClass* sys_flags_cls;
class BoxedSysFlags : public Box {
public:
Box* division_warning, *bytes_warning, *no_user_site, *optimize;
BoxedSysFlags() {
auto zero = boxInt(0);
assert(zero);
division_warning = incref(zero);
bytes_warning = incref(zero);
no_user_site = incref(zero);
optimize = incref(zero);
Py_DECREF(zero);
}
DEFAULT_CLASS(sys_flags_cls);
static Box* __new__(Box* cls, Box* args, Box* kwargs) {
raiseExcHelper(TypeError, "cannot create 'sys.flags' instances");
}
static void dealloc(BoxedSysFlags* self) {
Py_DECREF(self->division_warning);
Py_DECREF(self->bytes_warning);
Py_DECREF(self->no_user_site);
Py_DECREF(self->optimize);
}
};
static std::string generateVersionString() {
std::ostringstream oss;
oss << PY_MAJOR_VERSION << '.' << PY_MINOR_VERSION << '.' << PY_MICRO_VERSION;
oss << '\n';
oss << "[Pyston " << PYSTON_VERSION_MAJOR << '.' << PYSTON_VERSION_MINOR << '.' << PYSTON_VERSION_MICRO << "]";
return oss.str();
}
void prependToSysPath(const std::string& path) {
BoxedList* sys_path = getSysPath();
static std::string attr = "insert";
callattr(sys_path, &attr, false, ArgPassSpec(2), boxInt(0), new BoxedString(path), NULL, NULL, NULL);
}
SearchResult findModule(const std::string& name, BoxedString* full_name, BoxedList* path_list) {
static BoxedString* meta_path_str = internStringImmortal("meta_path");
BoxedList* meta_path = static_cast<BoxedList*>(sys_module->getattr(meta_path_str));
if (!meta_path || meta_path->cls != list_cls)
raiseExcHelper(RuntimeError, "sys.meta_path must be a list of import hooks");
static BoxedString* findmodule_str = internStringImmortal("find_module");
for (int i = 0; i < meta_path->size; i++) {
Box* finder = meta_path->elts->elts[i];
auto path_pass = path_list ? path_list : None;
CallattrFlags callattr_flags{.cls_only = false, .null_on_nonexistent = false, .argspec = ArgPassSpec(2) };
Box* loader = callattr(finder, findmodule_str, callattr_flags, full_name, path_pass, NULL, NULL, NULL);
if (loader != None)
return SearchResult(loader);
}
if (!path_list)
path_list = getSysPath();
if (path_list == NULL || path_list->cls != list_cls) {
raiseExcHelper(RuntimeError, "sys.path must be a list of directory names");
}
static BoxedString* path_hooks_str = internStringImmortal("path_hooks");
BoxedList* path_hooks = static_cast<BoxedList*>(sys_module->getattr(path_hooks_str));
if (!path_hooks || path_hooks->cls != list_cls)
raiseExcHelper(RuntimeError, "sys.path_hooks must be a list of import hooks");
static BoxedString* path_importer_cache_str = internStringImmortal("path_importer_cache");
BoxedDict* path_importer_cache = static_cast<BoxedDict*>(sys_module->getattr(path_importer_cache_str));
if (!path_importer_cache || path_importer_cache->cls != dict_cls)
raiseExcHelper(RuntimeError, "sys.path_importer_cache must be a dict");
llvm::SmallString<128> joined_path;
for (int i = 0; i < path_list->size; i++) {
Box* _p = path_list->elts->elts[i];
if (_p->cls != str_cls)
continue;
BoxedString* p = static_cast<BoxedString*>(_p);
joined_path.clear();
llvm::sys::path::append(joined_path, p->s(), name);
std::string dn(joined_path.str());
llvm::sys::path::append(joined_path, "__init__.py");
std::string fn(joined_path.str());
PyObject* importer = get_path_importer(path_importer_cache, path_hooks, _p);
if (importer == NULL)
throwCAPIException();
if (importer != None) {
CallattrFlags callattr_flags{.cls_only = false, .null_on_nonexistent = false, .argspec = ArgPassSpec(1) };
Box* loader = callattr(importer, findmodule_str, callattr_flags, full_name, NULL, NULL, NULL, NULL);
if (loader != None)
return SearchResult(loader);
}
if (pathExists(fn))
return SearchResult(std::move(dn), SearchResult::PKG_DIRECTORY);
joined_path.clear();
llvm::sys::path::append(joined_path, std::string(p->s()), name + ".py");
fn = joined_path.str();
if (pathExists(fn))
return SearchResult(std::move(fn), SearchResult::PY_SOURCE);
joined_path.clear();
llvm::sys::path::append(joined_path, p->s(), name + ".pyston.so");
fn = joined_path.str();
if (pathExists(fn))
return SearchResult(std::move(fn), SearchResult::C_EXTENSION);
}
return SearchResult("", SearchResult::SEARCH_ERROR);
}
PyObject* PyImport_GetImporter(PyObject* path) noexcept {
PyObject* importer = NULL, * path_importer_cache = NULL, * path_hooks = NULL;
if ((path_importer_cache = PySys_GetObject("path_importer_cache"))) {
if ((path_hooks = PySys_GetObject("path_hooks"))) {
importer = get_path_importer(path_importer_cache, path_hooks, path);
}
}
Py_XINCREF(importer); /* get_path_importer returns a borrowed reference */
return importer;
}