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authorOswald Buddenhagen <oswald.buddenhagen@qt.io>2017-05-22 17:50:30 +0200
committerOswald Buddenhagen <oswald.buddenhagen@qt.io>2017-05-22 17:50:30 +0200
commit170d47f92d03b81e74e8623cf15db9282957452d (patch)
tree3da6eb4446b42619c21a4ed591988529b75b1a3e /sources/shiboken2/libshiboken/helper.cpp
parent6c018822ba40cc0a4427bd3f9ab8c96829c207df (diff)
move everying into sources/shiboken2
in preparation for a subtree merge. this should not be necessary to do in a separate commit, but git is a tad stupid about following history correctly without it.
Diffstat (limited to 'sources/shiboken2/libshiboken/helper.cpp')
-rw-r--r--sources/shiboken2/libshiboken/helper.cpp142
1 files changed, 142 insertions, 0 deletions
diff --git a/sources/shiboken2/libshiboken/helper.cpp b/sources/shiboken2/libshiboken/helper.cpp
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+++ b/sources/shiboken2/libshiboken/helper.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of PySide2.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 "helper.h"
+#include <stdarg.h>
+
+namespace Shiboken
+{
+
+bool sequenceToArgcArgv(PyObject* argList, int* argc, char*** argv, const char* defaultAppName)
+{
+ if (!PySequence_Check(argList))
+ return false;
+
+ if (!defaultAppName)
+ defaultAppName = "PySideApplication";
+
+ // Check all items
+ Shiboken::AutoDecRef args(PySequence_Fast(argList, 0));
+ int numArgs = PySequence_Fast_GET_SIZE(argList);
+ for (int i = 0; i < numArgs; ++i) {
+ PyObject* item = PySequence_Fast_GET_ITEM(args.object(), i);
+ if (!PyBytes_Check(item) && !PyUnicode_Check(item))
+ return false;
+ }
+
+ bool hasEmptyArgList = numArgs == 0;
+ if (hasEmptyArgList)
+ numArgs = 1;
+
+ *argc = numArgs;
+ *argv = new char*[*argc];
+
+ if (hasEmptyArgList) {
+ // Try to get the script name
+ PyObject* globals = PyEval_GetGlobals();
+ PyObject* appName = PyDict_GetItemString(globals, "__file__");
+ (*argv)[0] = strdup(appName ? Shiboken::String::toCString(appName) : defaultAppName);
+ } else {
+ for (int i = 0; i < numArgs; ++i) {
+ PyObject* item = PySequence_Fast_GET_ITEM(args.object(), i);
+ char* string = 0;
+ if (Shiboken::String::check(item)) {
+ string = strdup(Shiboken::String::toCString(item));
+ }
+ (*argv)[i] = string;
+ }
+ }
+
+ return true;
+}
+
+int* sequenceToIntArray(PyObject* obj, bool zeroTerminated)
+{
+ AutoDecRef seq(PySequence_Fast(obj, "Sequence of ints expected"));
+ if (seq.isNull())
+ return 0;
+
+ Py_ssize_t size = PySequence_Fast_GET_SIZE(seq.object());
+ int* array = new int[size + (zeroTerminated ? 1 : 0)];
+
+ for (int i = 0; i < size; i++) {
+ PyObject* item = PySequence_Fast_GET_ITEM(seq.object(), i);
+ if (!PyInt_Check(item)) {
+ PyErr_SetString(PyExc_TypeError, "Sequence of ints expected");
+ delete[] array;
+ return 0;
+ } else {
+ array[i] = PyInt_AsLong(item);
+ }
+ }
+
+ if (zeroTerminated)
+ array[size] = 0;
+
+ return array;
+}
+
+
+int warning(PyObject* category, int stacklevel, const char* format, ...)
+{
+ va_list args;
+ va_start(args, format);
+#if _WIN32
+ va_list args2 = args;
+#else
+ va_list args2;
+ va_copy(args2, args);
+#endif
+
+ // check the necessary memory
+ int size = vsnprintf(NULL, 0, format, args) + 1;
+ char* message = new char[size];
+ int result = 0;
+ if (message) {
+ // format the message
+ vsnprintf(message, size, format, args2);
+ result = PyErr_WarnEx(category, message, stacklevel);
+ delete [] message;
+ }
+ va_end(args2);
+ va_end(args);
+ return result;
+}
+
+} // namespace Shiboken