diff options
Diffstat (limited to 'sources/shiboken2/libshiboken/sbkstring.cpp')
| -rw-r--r-- | sources/shiboken2/libshiboken/sbkstring.cpp | 272 |
1 files changed, 0 insertions, 272 deletions
diff --git a/sources/shiboken2/libshiboken/sbkstring.cpp b/sources/shiboken2/libshiboken/sbkstring.cpp deleted file mode 100644 index 38bb105d0..000000000 --- a/sources/shiboken2/libshiboken/sbkstring.cpp +++ /dev/null @@ -1,272 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2019 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt for Python. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "sbkstring.h" -#include "sbkstaticstrings_p.h" -#include "autodecref.h" - -#include <vector> - -namespace Shiboken -{ - -namespace String -{ - -// PYSIDE-795: Redirecting PySequence to Iterable -bool checkIterable(PyObject *obj) -{ - return PyObject_HasAttr(obj, Shiboken::PyMagicName::iter()); -} - -bool checkType(PyTypeObject *type) -{ - return type == &PyUnicode_Type -#if PY_MAJOR_VERSION < 3 - || type == &PyString_Type -#endif - ; -} - -bool check(PyObject *obj) -{ - return obj == Py_None || -#if PY_MAJOR_VERSION < 3 - PyString_Check(obj) || -#endif - PyUnicode_Check(obj); -} - -bool checkChar(PyObject *pyobj) -{ - return check(pyobj) && (len(pyobj) == 1); -} - -bool isConvertible(PyObject *obj) -{ - return check(obj); -} - -PyObject *fromCString(const char *value) -{ -#ifdef IS_PY3K - return PyUnicode_FromString(value); -#else - return PyBytes_FromString(value); -#endif -} - -PyObject *fromCString(const char *value, int len) -{ -#ifdef IS_PY3K - return PyUnicode_FromStringAndSize(value, len); -#else - return PyBytes_FromStringAndSize(value, len); -#endif -} - -const char *toCString(PyObject *str, Py_ssize_t *len) -{ - if (str == Py_None) - return nullptr; - if (PyUnicode_Check(str)) { - if (len) { - // We need to encode the unicode string into utf8 to know the size of returned char *. - Shiboken::AutoDecRef uniStr(PyUnicode_AsUTF8String(str)); - *len = PyBytes_GET_SIZE(uniStr.object()); - } -#ifdef IS_PY3K - // Return unicode from str instead of uniStr, because the lifetime of the returned pointer - // depends on the lifetime of str. - return _PepUnicode_AsString(str); -#else - str = PyUnicode_AsUTF8String(str); - if (str == NULL) { - return NULL; - } - return PyString_AsString(str); -#endif - } - if (PyBytes_Check(str)) { - if (len) - *len = PyBytes_GET_SIZE(str); - return PyBytes_AS_STRING(str); - } - return nullptr; -} - -bool concat(PyObject **val1, PyObject *val2) -{ - if (PyUnicode_Check(*val1) && PyUnicode_Check(val2)) { - PyObject *result = PyUnicode_Concat(*val1, val2); - Py_DECREF(*val1); - *val1 = result; - return true; - } - - if (PyBytes_Check(*val1) && PyBytes_Check(val2)) { - PyBytes_Concat(val1, val2); - return true; - } - -#if PY_MAJOR_VERSION < 3 - if (PyString_Check(*val1) && PyString_Check(val2)) { - PyString_Concat(val1, val2); - return true; - } -#endif - return false; -} - -PyObject *fromFormat(const char *format, ...) -{ - va_list argp; - va_start(argp, format); - PyObject *result = nullptr; -#ifdef IS_PY3K - result = PyUnicode_FromFormatV(format, argp); -#else - result = PyString_FromFormatV(format, argp); -#endif - va_end(argp); - return result; -} - -PyObject *fromStringAndSize(const char *str, Py_ssize_t size) -{ -#ifdef IS_PY3K - return PyUnicode_FromStringAndSize(str, size); -#else - return PyString_FromStringAndSize(str, size); -#endif -} - -int compare(PyObject *val1, const char *val2) -{ - if (PyUnicode_Check(val1)) -#ifdef IS_PY3K - return PyUnicode_CompareWithASCIIString(val1, val2); -#else - { - PyObject *uVal2 = PyUnicode_FromString(val2); - bool result = PyUnicode_Compare(val1, uVal2); - Py_XDECREF(uVal2); - return result; - } - if (PyString_Check(val1)) - return strcmp(PyString_AS_STRING(val1), val2); -#endif - return 0; - -} - -Py_ssize_t len(PyObject *str) -{ - if (str == Py_None) - return 0; - - if (PyUnicode_Check(str)) - return PepUnicode_GetLength(str); - - if (PyBytes_Check(str)) - return PyBytes_GET_SIZE(str); - return 0; -} - -/////////////////////////////////////////////////////////////////////// -// -// Implementation of efficient Python strings -// ------------------------------------------ -// -// Instead of repetitively executing -// -// PyObject *attr = PyObject_GetAttrString(obj, "__name__"); -// -// a helper of the form -// -// PyObject *name() -// { -// static PyObject *const s = Shiboken::String::createStaticString("__name__"); -// return result; -// } -// -// can now be implemented, which registers the string into a static set avoiding -// repetitive string creation. The resulting code looks like: -// -// PyObject *attr = PyObject_GetAttr(obj, name()); -// -// Missing: -// There is no finalization for the string structures, yet. -// But this is a global fault in shiboken. We are missing a true -// finalization like in all other modules. - -using StaticStrings = std::vector<PyObject *>; - -static StaticStrings &staticStrings() -{ - static StaticStrings result; - return result; -} - -PyObject *createStaticString(const char *str) -{ -#if PY_VERSION_HEX >= 0x03000000 - PyObject *result = PyUnicode_InternFromString(str); -#else - PyObject *result = PyString_InternFromString(str); -#endif - if (result == nullptr) { - // This error is never checked, but also very unlikely. Report and exit. - PyErr_Print(); - Py_FatalError("unexpected error in createStaticString()"); - } - staticStrings().push_back(result); - return result; -} - -void finalizeStaticStrings() // Currently unused -{ - auto &list = staticStrings(); - for (auto s : list) - Py_DECREF(s); - list.clear(); -} - -} // namespace String -} // namespace Shiboken |