66 lines
2.3 KiB
C++
66 lines
2.3 KiB
C++
/*
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* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License, version 2.0,
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* as published by the Free Software Foundation.
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*
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* This program is also distributed with certain software (including
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* but not limited to OpenSSL) that is licensed under separate terms,
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* as designated in a particular file or component or in included license
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* documentation. The authors of MySQL hereby grant you an additional
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* permission to link the program and your derivative works with the
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* separately licensed software that they have included with MySQL.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License, version 2.0, for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PLUGIN_X_TESTS_DRIVER_PROCESSOR_SCRIPT_STACK_H_
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#define PLUGIN_X_TESTS_DRIVER_PROCESSOR_SCRIPT_STACK_H_
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#include <stdio.h>
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#include <list>
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#include <ostream>
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#include <string>
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class Script_stack {
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public:
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struct Frame {
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int m_line_number;
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std::string m_context;
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};
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using Stack = std::list<Frame>;
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using const_reverse_iterator = Stack::const_reverse_iterator;
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public:
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const_reverse_iterator rbegin() const { return m_stack.rbegin(); }
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const_reverse_iterator rend() const { return m_stack.rend(); }
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Stack::reference front() { return m_stack.front(); }
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void push(const Frame &frame) { return m_stack.push_front(frame); }
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void pop() { return m_stack.pop_front(); }
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private:
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Stack m_stack;
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};
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inline std::ostream &operator<<(std::ostream &os, const Script_stack &stack) {
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std::string context;
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for (auto it = stack.rbegin(); it != stack.rend(); ++it) {
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char tmp[1024];
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snprintf(tmp, sizeof(tmp), "in %s, line %i:", it->m_context.c_str(),
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it->m_line_number);
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context.append(tmp);
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}
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return os << context << "ERROR: ";
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}
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#endif // PLUGIN_X_TESTS_DRIVER_PROCESSOR_SCRIPT_STACK_H_
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