diff options
Diffstat (limited to 'sources/shiboken2/libshiboken/signature.cpp')
| -rw-r--r-- | sources/shiboken2/libshiboken/signature.cpp | 132 |
1 files changed, 71 insertions, 61 deletions
diff --git a/sources/shiboken2/libshiboken/signature.cpp b/sources/shiboken2/libshiboken/signature.cpp index 07ef366ba..5430ab064 100644 --- a/sources/shiboken2/libshiboken/signature.cpp +++ b/sources/shiboken2/libshiboken/signature.cpp @@ -39,6 +39,8 @@ #include "basewrapper.h" #include "autodecref.h" +#include "sbkstaticstrings.h" +#include "sbkstaticstrings_p.h" extern "C" { @@ -51,11 +53,11 @@ extern "C" // These constants were needed in former versions of the module: #define PYTHON_HAS_QUALNAME (PY_VERSION_HEX >= 0x03030000) -#define PYTHON_HAS_UNICODE (PY_VERSION_HEX >= 0x03000000) #define PYTHON_HAS_WEAKREF_PYCFUNCTION (PY_VERSION_HEX >= 0x030500A0) #define PYTHON_IS_PYTHON3 (PY_VERSION_HEX >= 0x03000000) #define PYTHON_HAS_KEYWORDONLY (PYTHON_IS_PYTHON3) #define PYTHON_USES_PERCENT_V_FORMAT (PYTHON_IS_PYTHON3) +#define PYTHON_USES_D_COMMON (PY_VERSION_HEX >= 0x03020000) #define PYTHON_HAS_DESCR_REDUCE (PY_VERSION_HEX >= 0x03040000) #define PYTHON_HAS_METH_REDUCE (PYTHON_HAS_DESCR_REDUCE) #define PYTHON_NEEDS_ITERATOR_FLAG (!PYTHON_IS_PYTHON3) @@ -64,7 +66,7 @@ extern "C" #define PYTHON_HAS_INT_AND_LONG (!PYTHON_IS_PYTHON3) // These constants are still in use: -#define PYTHON_USES_D_COMMON (PY_VERSION_HEX >= 0x03020000) +#define PYTHON_USES_UNICODE (PY_VERSION_HEX >= 0x03000000) typedef struct safe_globals_struc { // init part 1: get arg_dict @@ -84,11 +86,11 @@ static safe_globals pyside_globals = nullptr; static PyObject *GetTypeKey(PyObject *ob); -static PyObject *GetSignature_Function(PyObject *, const char *); -static PyObject *GetSignature_TypeMod(PyObject *, const char *); -static PyObject *GetSignature_Wrapper(PyObject *, const char *); +static PyObject *GetSignature_Function(PyObject *, PyObject *); +static PyObject *GetSignature_TypeMod(PyObject *, PyObject *); +static PyObject *GetSignature_Wrapper(PyObject *, PyObject *); static PyObject *get_signature(PyObject *self, PyObject *args); -static PyObject *get_signature_intern(PyObject *ob, const char *modifier); +static PyObject *get_signature_intern(PyObject *ob, PyObject *modifier); static PyObject *PySide_BuildSignatureProps(PyObject *class_mod); @@ -100,7 +102,7 @@ CreateSignature(PyObject *props, PyObject *key) { /* * Here is the new function to create all signatures. It simply calls - * into Python and creates a signature object for a dummy-function. + * into Python and creates a signature object directly. * This is so much simpler than using all the attributes explicitly * to support '_signature_is_functionlike()'. */ @@ -108,10 +110,10 @@ CreateSignature(PyObject *props, PyObject *key) const_cast<char *>("(OO)"), props, key); } -typedef PyObject *(*signaturefunc)(PyObject *, const char *); +typedef PyObject *(*signaturefunc)(PyObject *, PyObject *); static PyObject * -_get_written_signature(signaturefunc sf, PyObject *ob, const char *modifier) +_get_written_signature(signaturefunc sf, PyObject *ob, PyObject *modifier) { /* * Be a writable Attribute, but have a computed value. @@ -134,19 +136,19 @@ _get_written_signature(signaturefunc sf, PyObject *ob, const char *modifier) } static PyObject * -pyside_cf_get___signature__(PyObject *func, const char *modifier) +pyside_cf_get___signature__(PyObject *func, PyObject *modifier) { init_module_2(); return _get_written_signature(GetSignature_Function, func, modifier); } static PyObject * -pyside_sm_get___signature__(PyObject *sm, const char *modifier) +pyside_sm_get___signature__(PyObject *sm, PyObject *modifier) { init_module_2(); - Shiboken::AutoDecRef func(PyObject_GetAttrString(sm, "__func__")); + Shiboken::AutoDecRef func(PyObject_GetAttr(sm, Shiboken::PyMagicName::func())); if (Py_TYPE(func) == PepFunction_TypePtr) - return PyObject_GetAttrString(func, "__signature__"); + return PyObject_GetAttr(func, Shiboken::PyMagicName::signature()); return _get_written_signature(GetSignature_Function, func, modifier); } @@ -158,7 +160,7 @@ _get_class_of_cf(PyObject *ob_cf) selftype = PyDict_GetItem(pyside_globals->map_dict, ob_cf); if (selftype == nullptr) { // This must be an overloaded function that we handled special. - Shiboken::AutoDecRef special(Py_BuildValue("(Os)", ob_cf, "overload")); + Shiboken::AutoDecRef special(Py_BuildValue("(OO)", ob_cf, Shiboken::PyName::overload())); selftype = PyDict_GetItem(pyside_globals->map_dict, special); if (selftype == nullptr) { // This is probably a module function. We will return type(None). @@ -176,15 +178,15 @@ _get_class_of_cf(PyObject *ob_cf) static PyObject * _get_class_of_sm(PyObject *ob_sm) { - Shiboken::AutoDecRef func(PyObject_GetAttrString(ob_sm, "__func__")); + Shiboken::AutoDecRef func(PyObject_GetAttr(ob_sm, Shiboken::PyMagicName::func())); return _get_class_of_cf(func); } static PyObject * _get_class_of_descr(PyObject *ob) { - Shiboken::AutoDecRef func_name(PyObject_GetAttrString(ob, "__name__")); - return PyObject_GetAttrString(ob, "__objclass__"); + Shiboken::AutoDecRef func_name(PyObject_GetAttr(ob, Shiboken::PyMagicName::name())); + return PyObject_GetAttr(ob, Shiboken::PyMagicName::objclass()); } static PyObject * @@ -216,10 +218,10 @@ get_funcname(PyObject *ob) { PyObject *func = ob; if (Py_TYPE(ob) == PepStaticMethod_TypePtr) - func = PyObject_GetAttrString(ob, "__func__"); + func = PyObject_GetAttr(ob, Shiboken::PyMagicName::func()); else Py_INCREF(func); - PyObject *func_name = PyObject_GetAttrString(func, "__name__"); + PyObject *func_name = PyObject_GetAttr(func, Shiboken::PyMagicName::name()); Py_DECREF(func); if (func_name == nullptr) Py_FatalError("unexpected name problem in compute_name_key"); @@ -287,7 +289,7 @@ name_key_to_func(PyObject *ob) } static PyObject * -pyside_md_get___signature__(PyObject *ob_md, const char *modifier) +pyside_md_get___signature__(PyObject *ob_md, PyObject *modifier) { init_module_2(); Shiboken::AutoDecRef func(name_key_to_func(ob_md)); @@ -299,14 +301,14 @@ pyside_md_get___signature__(PyObject *ob_md, const char *modifier) } static PyObject * -pyside_wd_get___signature__(PyObject *ob, const char *modifier) +pyside_wd_get___signature__(PyObject *ob, PyObject *modifier) { init_module_2(); return _get_written_signature(GetSignature_Wrapper, ob, modifier); } static PyObject * -pyside_tp_get___signature__(PyObject *obtype_mod, const char *modifier) +pyside_tp_get___signature__(PyObject *obtype_mod, PyObject *modifier) { init_module_2(); return _get_written_signature(GetSignature_TypeMod, obtype_mod, modifier); @@ -314,7 +316,7 @@ pyside_tp_get___signature__(PyObject *obtype_mod, const char *modifier) // forward static PyObject * -GetSignature_Cached(PyObject *props, const char *sig_kind, const char *modifier); +GetSignature_Cached(PyObject *props, PyObject *func_kind, PyObject *modifier); static PyObject * GetTypeKey(PyObject *ob) @@ -332,8 +334,8 @@ GetTypeKey(PyObject *ob) * * This is the PyCFunction behavior, as opposed to Python functions. */ - Shiboken::AutoDecRef class_name(PyObject_GetAttrString(ob, "__name__")); - Shiboken::AutoDecRef module_name(PyObject_GetAttrString(ob, "__module__")); + Shiboken::AutoDecRef class_name(PyObject_GetAttr(ob, Shiboken::PyMagicName::name())); + Shiboken::AutoDecRef module_name(PyObject_GetAttr(ob, Shiboken::PyMagicName::module())); if (module_name.isNull()) PyErr_Clear(); @@ -364,7 +366,7 @@ TypeKey_to_PropsDict(PyObject *type_key, PyObject *obtype) } static PyObject * -GetSignature_Function(PyObject *obfunc, const char *modifier) +GetSignature_Function(PyObject *obfunc, PyObject *modifier) { // make sure that we look into PyCFunction, only... if (Py_TYPE(obfunc) == PepFunction_TypePtr) @@ -376,29 +378,29 @@ GetSignature_Function(PyObject *obfunc, const char *modifier) PyObject *dict = TypeKey_to_PropsDict(type_key, obtype_mod); if (dict == nullptr) return nullptr; - Shiboken::AutoDecRef func_name(PyObject_GetAttrString(obfunc, "__name__")); + Shiboken::AutoDecRef func_name(PyObject_GetAttr(obfunc, Shiboken::PyMagicName::name())); PyObject *props = !func_name.isNull() ? PyDict_GetItem(dict, func_name) : nullptr; if (props == nullptr) Py_RETURN_NONE; int flags = PyCFunction_GET_FLAGS(obfunc); - const char *sig_kind; + PyObject *func_kind; if (PyModule_Check(obtype_mod)) - sig_kind = "function"; + func_kind = Shiboken::PyName::function(); else if (flags & METH_CLASS) - sig_kind = "classmethod"; + func_kind = Shiboken::PyName::classmethod(); else if (flags & METH_STATIC) - sig_kind = "staticmethod"; + func_kind = Shiboken::PyName::staticmethod(); else - sig_kind = "method"; - return GetSignature_Cached(props, sig_kind, modifier); + func_kind = Shiboken::PyName::method(); + return GetSignature_Cached(props, func_kind, modifier); } static PyObject * -GetSignature_Wrapper(PyObject *ob, const char *modifier) +GetSignature_Wrapper(PyObject *ob, PyObject *modifier) { - Shiboken::AutoDecRef func_name(PyObject_GetAttrString(ob, "__name__")); - Shiboken::AutoDecRef objclass(PyObject_GetAttrString(ob, "__objclass__")); + Shiboken::AutoDecRef func_name(PyObject_GetAttr(ob, Shiboken::PyMagicName::name())); + Shiboken::AutoDecRef objclass(PyObject_GetAttr(ob, Shiboken::PyMagicName::objclass())); Shiboken::AutoDecRef class_key(GetTypeKey(objclass)); if (func_name.isNull() || objclass.isNull() || class_key.isNull()) @@ -409,13 +411,13 @@ GetSignature_Wrapper(PyObject *ob, const char *modifier) PyObject *props = PyDict_GetItem(dict, func_name); if (props == nullptr) Py_RETURN_NONE; - return GetSignature_Cached(props, "method", modifier); + return GetSignature_Cached(props, Shiboken::PyName::method(), modifier); } static PyObject * -GetSignature_TypeMod(PyObject *ob, const char *modifier) +GetSignature_TypeMod(PyObject *ob, PyObject *modifier) { - Shiboken::AutoDecRef ob_name(PyObject_GetAttrString(ob, "__name__")); + Shiboken::AutoDecRef ob_name(PyObject_GetAttr(ob, Shiboken::PyMagicName::name())); Shiboken::AutoDecRef ob_key(GetTypeKey(ob)); PyObject *dict = TypeKey_to_PropsDict(ob_key, ob); @@ -424,15 +426,26 @@ GetSignature_TypeMod(PyObject *ob, const char *modifier) PyObject *props = PyDict_GetItem(dict, ob_name); if (props == nullptr) Py_RETURN_NONE; - return GetSignature_Cached(props, "method", modifier); + return GetSignature_Cached(props, Shiboken::PyName::method(), modifier); } static PyObject * -GetSignature_Cached(PyObject *props, const char *sig_kind, const char *modifier) +GetSignature_Cached(PyObject *props, PyObject *func_kind, PyObject *modifier) { + // Special case: We want to know the func_kind. + if (modifier) { +#if PYTHON_USES_UNICODE + PyUnicode_InternInPlace(&modifier); +#else + PyString_InternInPlace(&modifier); +#endif + if (modifier == Shiboken::PyMagicName::func_kind()) + return Py_BuildValue("O", func_kind); + } + Shiboken::AutoDecRef key(modifier == nullptr - ? Py_BuildValue("s", sig_kind) - : Py_BuildValue("(ss)", sig_kind, modifier)); + ? Py_BuildValue("O", func_kind) + : Py_BuildValue("(OO)", func_kind, modifier)); PyObject *value = PyDict_GetItem(props, key); if (value == nullptr) { // we need to compute a signature object @@ -451,11 +464,11 @@ GetSignature_Cached(PyObject *props, const char *sig_kind, const char *modifier) } static const char *PySide_CompressedSignaturePackage[] = { -#include "embed/signature.inc" +#include "embed/signature_inc.h" }; static const unsigned char PySide_SignatureLoader[] = { -#include "embed/signature_bootstrap.inc" +#include "embed/signature_bootstrap_inc.h" }; static safe_globals_struc * @@ -474,13 +487,10 @@ init_phase_1(void) #ifdef Py_LIMITED_API // We must work for multiple versions, so use source code. #else - Shiboken::AutoDecRef marshal_str(Py_BuildValue("s", "marshal")); - if (marshal_str.isNull()) - goto error; - Shiboken::AutoDecRef marshal_module(PyImport_Import(marshal_str)); + Shiboken::AutoDecRef marshal_module(PyImport_Import(Shiboken::PyName::marshal())); if (marshal_module.isNull()) goto error; - Shiboken::AutoDecRef loads(PyObject_GetAttrString(marshal_module, "loads")); + Shiboken::AutoDecRef loads(PyObject_GetAttr(marshal_module, Shiboken::PyName::loads())); if (loads.isNull()) goto error; #endif @@ -492,7 +502,7 @@ init_phase_1(void) goto error; #ifdef Py_LIMITED_API PyObject *builtins = PyEval_GetBuiltins(); - PyObject *compile = PyDict_GetItemString(builtins, "compile"); + PyObject *compile = PyDict_GetItem(builtins, Shiboken::PyName::compile()); if (compile == nullptr) goto error; Shiboken::AutoDecRef code_obj(PyObject_CallFunction(compile, "Oss", @@ -509,7 +519,7 @@ init_phase_1(void) goto error; // Initialize the module PyObject *mdict = PyModule_GetDict(p->helper_module); - if (PyDict_SetItemString(mdict, "__builtins__", PyEval_GetBuiltins()) < 0) + if (PyDict_SetItem(mdict, Shiboken::PyMagicName::builtins(), PyEval_GetBuiltins()) < 0) goto error; /* * Unpack an embedded ZIP file with more signature modules. @@ -555,7 +565,7 @@ init_phase_1(void) } error: PyErr_Print(); - PyErr_SetString(PyExc_SystemError, "could not initialize part 1"); + Py_FatalError("could not initialize part 1"); return nullptr; } @@ -597,11 +607,10 @@ init_phase_2(safe_globals_struc *p, PyMethodDef *methods) if (p->finish_import_func == nullptr) goto error; return 0; - return 0; } error: PyErr_Print(); - PyErr_SetString(PyExc_SystemError, "could not initialize part 2"); + Py_FatalError("could not initialize part 2"); return -1; } @@ -799,7 +808,7 @@ static PyGetSetDef new_PyWrapperDescr_getsets[] = { // static PyObject * -get_signature_intern(PyObject *ob, const char *modifier) +get_signature_intern(PyObject *ob, PyObject *modifier) { if (PyType_IsSubtype(Py_TYPE(ob), &PyCFunction_Type)) return pyside_cf_get___signature__(ob, modifier); @@ -818,11 +827,11 @@ static PyObject * get_signature(PyObject * /* self */, PyObject *args) { PyObject *ob; - const char *modifier = nullptr; + PyObject *modifier = nullptr; init_module_1(); - if (!PyArg_ParseTuple(args, "O|s", &ob, &modifier)) + if (!PyArg_ParseTuple(args, "O|O", &ob, &modifier)) return nullptr; if (Py_TYPE(ob) == PepFunction_TypePtr) Py_RETURN_NONE; @@ -1106,13 +1115,14 @@ _build_func_to_type(PyObject *obtype) * "{name}.overload". */ PyObject *descr = PyDict_GetItemString(dict, meth->ml_name); - const char *look_attr = meth->ml_flags & METH_STATIC ? "__func__" : "__name__"; + PyObject *look_attr = meth->ml_flags & METH_STATIC + ? Shiboken::PyMagicName::func() : Shiboken::PyMagicName::name(); int check_name = meth->ml_flags & METH_STATIC ? 0 : 1; if (descr == nullptr) return -1; // We first check all methods if one is hidden by something else. - Shiboken::AutoDecRef look(PyObject_GetAttrString(descr, look_attr)); + Shiboken::AutoDecRef look(PyObject_GetAttr(descr, look_attr)); Shiboken::AutoDecRef given(Py_BuildValue("s", meth->ml_name)); if (look.isNull() || (check_name && PyObject_RichCompareBool(look, given, Py_EQ) != 1)) { @@ -1219,7 +1229,7 @@ SetError_Argument(PyObject *args, const char *func_name) */ PyObject * -Sbk_TypeGet___signature__(PyObject *ob, const char *modifier) +Sbk_TypeGet___signature__(PyObject *ob, PyObject *modifier) { return pyside_tp_get___signature__(ob, modifier); } |