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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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
* any later version.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "log.h"
FILE* logfile;
#define LOG_FILE "./docs/tmw.log"
/*
* Initializes log file by opening it for writing.
*/
void init_log() {
logfile = fopen(LOG_FILE, "w");
if (!logfile) {
printf("Warning: error while opening log file.\n");
}
}
/*
* Enter a message in the log with a certain category. The message will be
* timestamped.
*/
void log(const char *category, const char *log_text, ...) {
if (logfile) {
char* buf = new char[1024];
va_list ap;
time_t t;
// Use a temporary buffer to fill in the variables
va_start(ap, log_text);
vsprintf(buf, log_text, ap);
va_end(ap);
// Get the current system time
time(&t);
// Print the log entry
fprintf(logfile,
"[%s%d:%s%d:%s%d] %s: %s\n",
(((t / 60) / 60) % 24 < 10) ? "0" : "",
(int)(((t / 60) / 60) % 24),
((t / 60) % 60 < 10) ? "0" : "",
(int)((t / 60) % 60),
(t % 60 < 10) ? "0" : "",
(int)(t % 60),
category, buf
);
// Flush the log file
fflush(logfile);
// Delete temporary buffer
delete[] buf;
}
}
/*
* Log an error and quit. The error will pop-up in Windows and will be printed
* to standard error everywhere else.
*/
void error(const std::string error_text) {
log("Error", error_text.c_str());
#ifdef WIN32
MessageBox(NULL, error_text.c_str(), "Error", MB_ICONERROR|MB_OK);
#else
fprintf(stderr, "Error: %s\n", error_text.c_str());
#endif
exit(1);
}
/*
* Shortcut to log a warning.
*/
void warning(const char *warning_text) {
log("Warning", warning_text);
}
/*
* Shortcut to log a status update, will only really be logged in debug mode.
*/
void status(const char *status_text) {
#ifdef DEBUG
log("Status", status_text);
#endif
}
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