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/*
* $Id: log.c,v 1.1 1998/05/17 15:24:54 elkner Exp $
*
* Author: Jens Elkner elkner@ivs.cs.uni-magdeburg.de
* Project: Jesred http://ivs.cs.uni-magdeburg.de/~elkner/webtools/jesred/
*
* 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.
*
* http://www.gnu.org/copyleft/gpl.html or ./gpl.html
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include<stdlib.h>
#include<stdarg.h>
#include<stdio.h>
#include<sys/time.h>
#include "main.h"
#include "util.h"
#include "log.h"
FILE *openFile(char *);
void
openLogs(char **redirect, char **rewrite)
{
if ( *rewrite ) {
fd_rewrite = openFile(*rewrite);
safe_free(*rewrite);
}
else
fd_rewrite = NULL;
if ( *redirect ) {
fd_redirect = openFile(*redirect);
safe_free(*redirect);
}
else
fd_redirect = NULL;
}
FILE *
openFile(char *file)
{
FILE *fd;
if ((fd = fopen(file, "a+")) == NULL) {
fprintf(stderr,"Warning: Can't open file %s for writing! \n"
"Skipping all related messages!\n",file);
}
return fd;
}
void
mylog(log_code c, char *format, ...) {
FILE *fd;
char msg[BUFSIZE];
va_list args;
struct timeval current_time;
va_start(args, format);
/* Use a safe printf function*/
if(vsnprintf(msg, BUFSIZE, format, args) > (BUFSIZE - 1)) {
/* string is longer than the maximum buffer we specified,
so just return */
return;
}
va_end(args);
if(interactive) {
gettimeofday(¤t_time, NULL);
fprintf(stderr, "%d.%03d %s", (int) current_time.tv_sec,
(int) current_time.tv_usec / 1000, msg);
fflush(stderr);
return;
}
if (c == MATCH ) {
if ( ! fd_rewrite)
return;
fd = fd_rewrite;
}
else if ( c == ERROR || c == INFO ) {
if (! fd_redirect)
return;
fd = fd_redirect;
}
#ifdef DEBUG
else if ( c == DEBG ) {
if (! fd_redirect )
return;
fd = fd_redirect;
}
#endif
else
return;
gettimeofday(¤t_time, NULL);
fprintf(fd, "%d.%03d %s", (int) current_time.tv_sec,
(int) current_time.tv_usec / 1000, msg);
fflush(fd); /* should we really do that all the time ??? */
}
void closeLogs(void)
{
if ( fd_rewrite)
fclose(fd_rewrite);
if ( fd_redirect)
fclose(fd_redirect);
}
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