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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#include "backends/log/log.h"
#include "common/stream.h"
#include "common/str.h"
#include "common/system.h"
#include "base/version.h"
namespace Backends {
namespace Log {
Log::Log(OSystem *system)
: _system(system), _stream(0), _startOfLine(true) {
assert(system);
}
void Log::open(Common::WriteStream *stream) {
// Close the previous log
close();
_stream = stream;
// Output information about the ScummVM version at the start of the log
// file
print(gScummVMFullVersion);
print("\n");
print(gScummVMFeatures);
print("\n");
print("--- Log opened.\n");
_startOfLine = true;
}
void Log::close() {
if (_stream) {
// Output a message to indicate that the log was closed successfully
print("--- Log closed successfully.\n");
delete _stream;
_stream = 0;
}
}
void Log::print(const char *message, const bool printTime) {
if (!_stream)
return;
while (*message) {
if (_startOfLine) {
_startOfLine = false;
if (printTime)
printTimeStamp();
}
const char *msgStart = message;
// scan for end of line/string
while (*message && *message != '\n')
++message;
if (*message == '\n') {
++message;
_startOfLine = true;
}
// TODO: It might be wise to check for write errors and/or incomplete
// writes here, since losing certain bits of the log is not nice.
_stream->write(msgStart, message - msgStart);
}
_stream->flush();
}
void Log::printTimeStamp() {
TimeDate date;
_system->getTimeAndDate(date);
_stream->writeString(Common::String::format("[%d-%02d-%02d %02d:%02d:%02d] ",
date.tm_year + 1900, date.tm_mon, date.tm_mday,
date.tm_hour, date.tm_min, date.tm_sec));
}
} // End of namespace Log
} // End of namespace Backends
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