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105 lines
2.6 KiB
C++
105 lines
2.6 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "backends/log/log.h"
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#include "common/stream.h"
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#include "common/str.h"
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#include "common/system.h"
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#include "base/version.h"
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namespace Backends {
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namespace Log {
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Log::Log(OSystem *system)
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: _system(system), _stream(0), _startOfLine(true) {
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assert(system);
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}
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void Log::open(Common::WriteStream *stream) {
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// Close the previous log
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close();
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_stream = stream;
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// Output information about the ScummVM version at the start of the log
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// file
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print(gScummVMFullVersion);
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print("\n");
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print(gScummVMFeatures);
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print("\n");
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print("--- Log opened.\n");
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_startOfLine = true;
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}
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void Log::close() {
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if (_stream) {
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// Output a message to indicate that the log was closed successfully
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print("--- Log closed successfully.\n");
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delete _stream;
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_stream = 0;
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}
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}
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void Log::print(const char *message, const bool printTime) {
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if (!_stream)
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return;
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while (*message) {
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if (_startOfLine) {
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_startOfLine = false;
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if (printTime)
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printTimeStamp();
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}
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const char *msgStart = message;
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// scan for end of line/string
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while (*message && *message != '\n')
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++message;
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if (*message == '\n') {
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++message;
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_startOfLine = true;
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}
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// TODO: It might be wise to check for write errors and/or incomplete
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// writes here, since losing certain bits of the log is not nice.
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_stream->write(msgStart, message - msgStart);
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}
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_stream->flush();
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}
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void Log::printTimeStamp() {
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TimeDate date;
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_system->getTimeAndDate(date);
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_stream->writeString(Common::String::format("[%d-%02d-%02d %02d:%02d:%02d] ",
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date.tm_year + 1900, date.tm_mon, date.tm_mday,
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date.tm_hour, date.tm_min, date.tm_sec));
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}
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} // End of namespace Log
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} // End of namespace Backends
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