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75 lines
2.3 KiB
75 lines
2.3 KiB
5 months ago
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#ifndef LOGGER_UTIL_INCLUDED
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#define LOGGER_UTIL_INCLUDED
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/*
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Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
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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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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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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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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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#include <stddef.h>
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#include <ostream>
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#include <sstream>
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#include <string>
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struct Datetime {};
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std::ostream &operator<<(std::ostream &os, const Datetime &dt);
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class Gen_spaces {
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public:
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Gen_spaces(int s) { m_spaces.assign(s, ' '); }
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std::ostream &operator<<(std::ostream &os) { return os; }
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friend std::ostream &operator<<(std::ostream &os, const Gen_spaces &gen);
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private:
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std::string m_spaces;
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};
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std::ostream &operator<<(std::ostream &os, const Gen_spaces &gen);
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class Log : public std::ostream {
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public:
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Log(std::ostream &str, std::string logclass)
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: std::ostream(NULL), m_buffer(str, logclass) {
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this->init(&m_buffer);
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}
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void enabled(bool s) { m_buffer.enabled(s); }
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private:
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class Log_buff : public std::stringbuf {
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public:
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Log_buff(std::ostream &str, std::string &logc)
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: m_os(str), m_logc(logc), m_enabled(true) {}
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void set_log_class(std::string &s) { m_logc = s; }
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void enabled(bool s) { m_enabled = s; }
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virtual int sync();
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private:
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std::ostream &m_os;
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std::string m_logc;
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bool m_enabled;
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};
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Log_buff m_buffer;
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};
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#endif /* LOGGER_UTIL_INCLUDED */
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