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https://gitee.com/fasiondog/hikyuu.git
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54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
/*
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pybind11/iostream.h -- Tools to assist with redirecting cout and cerr to Python
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Copyright (c) 2017 Henry F. Schreiner
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All rights reserved. Use of this source code is governed by a
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BSD-style license that can be found in the LICENSE file.
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*/
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/*
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* modified by: fasiondog
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* modified from https://github.com/pybind/pybind11/include/pybind11/iostream.h
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*/
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#pragma once
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#include <pybind11/iostream.h>
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#include <hikyuu/DataType.h>
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namespace hku {
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void open_ostream_to_python();
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void close_ostream_to_python();
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class OStreamToPython final {
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friend void open_ostream_to_python();
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friend void close_ostream_to_python();
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public:
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explicit OStreamToPython(bool open) : m_old_opened(open) {
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if (open && !ms_opened) {
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ms_io_redirect.enter();
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} else if (!open && ms_opened) {
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ms_io_redirect.exit();
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}
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}
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~OStreamToPython() {
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if (m_old_opened && !ms_opened) {
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ms_io_redirect.enter();
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} else if (!m_old_opened && ms_opened) {
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ms_io_redirect.exit();
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}
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}
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private:
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bool m_old_opened;
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private:
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static pybind11::detail::OstreamRedirect ms_io_redirect;
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static bool ms_opened;
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};
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} // namespace hku
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