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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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 General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** 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-3.0.html.
**
****************************************************************************/
#include "pystdoutredirect.h"
static std::string output;
static PyObject *stdoutRedirect = nullptr;
struct StdoutRedirect
{
PyObject_HEAD
};
PyObject *stdoutRedirect_write(PyObject * /*self*/, PyObject *args)
{
char *string;
PyArg_ParseTuple(args, "s", &string);
output += string;
return Py_BuildValue("");
}
PyObject *stdoutRedirect_flush(PyObject * /*self*/, PyObject * /*args*/)
{
return Py_BuildValue("");
}
static PyMethodDef StdoutRedirectMethods[] =
{
{"write", stdoutRedirect_write, METH_VARARGS, "sys.stdout.write"},
{"flush", stdoutRedirect_flush, METH_VARARGS, "sys.stdout.flush"},
{0, 0, 0, 0} // sentinel
};
PyTypeObject *stdoutRedirect_pytype()
{
static PyTypeObject cdbext_StdoutRedirectType =
{
PyVarObject_HEAD_INIT(NULL, 0)
"cdbext.StdoutRedirect", /* tp_name */
sizeof(StdoutRedirect), /* tp_basicsize */
0, /* tp_itemsize */
0, /* tp_dealloc */
0, /* tp_print */
0, /* tp_getattr */
0, /* tp_setattr */
0, /* tp_reserved */
0, /* tp_repr */
0, /* tp_as_number */
0, /* tp_as_sequence */
0, /* tp_as_mapping */
0, /* tp_hash */
0, /* tp_call */
0, /* tp_str */
0, /* tp_getattro */
0, /* tp_setattro */
0, /* tp_as_buffer */
Py_TPFLAGS_DEFAULT, /* tp_flags */
"stdout redirector", /* tp_doc */
0, /* tp_traverse */
0, /* tp_clear */
0, /* tp_richcompare */
0, /* tp_weaklistoffset */
0, /* tp_iter */
0, /* tp_iternext */
StdoutRedirectMethods, /* tp_methods */
};
return &cdbext_StdoutRedirectType;
}
void startCapturePyStdout()
{
if (stdoutRedirect != nullptr)
endCapturePyStdout();
stdoutRedirect = _PyObject_New(stdoutRedirect_pytype());
if (PySys_SetObject("stdout", stdoutRedirect) != 0)
PySys_SetObject("stdout", PySys_GetObject("__stdout__"));
if (PySys_SetObject("stderr", stdoutRedirect) != 0)
PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
PyObject_CallMethod(stdoutRedirect, "write", "s", "text");
output.clear();
}
std::string getPyStdout()
{
return output;
}
void endCapturePyStdout()
{
PySys_SetObject("stdout", PySys_GetObject("__stdout__"));
PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
Py_DecRef(stdoutRedirect);
stdoutRedirect = nullptr;
}
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