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log.cpp
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log.cpp
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/*
* micro-httpd - A very lightweight HTTP server.
*
* Copyright (c) 2010, Miguel Boton <mboton at gmail dot com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Miguel nor the names of its contributors may be used
* to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <ctime>
#include "log.hpp"
/* Mutex object */
CMutex CLog::Mutex;
inline void CLog::PrintStream(FILE *stream, const char *fmt, va_list args)
{
time_t rawtime;
struct tm *timeinfo;
char datetime[32];
char message[256];
/* Get date */
time(&rawtime);
timeinfo = localtime(&rawtime);
/* Generate message */
strftime (datetime, sizeof(datetime), "[%x - %X]", timeinfo);
vsnprintf(message, sizeof(message), fmt, args);
/* Lock mutex */
Mutex.Lock();
/* Print message */
fprintf(stream, "%s %s\n", datetime, message);
/* Unlock mutex */
Mutex.Unlock();
}
void CLog::Print(const char *fmt, ...)
{
va_list args;
/* Initialize list */
va_start(args, fmt);
/* Print message (standard output) */
PrintStream(stdout, fmt, args);
/* Free list */
va_end(args);
}
void CLog::PrintErr(const char *fmt, ...)
{
va_list args;
/* Initialize list */
va_start(args, fmt);
/* Print message (standard error) */
PrintStream(stderr, fmt, args);
/* Free list */
va_end(args);
}