fwknop/server/log_msg.c
Damien Stuart 61c243f827 Added some more (stubbed-in) server code and functions. Minor doc tweak.
git-svn-id: file:///home/mbr/svn/fwknop/trunk@148 510a4753-2344-4c79-9c09-4d669213fbeb
2009-09-14 00:38:31 +00:00

68 lines
1.7 KiB
C

/*
*****************************************************************************
*
* File: log_msg.c
*
* Author: Damien S. Stuart
*
* Purpose: General logging routine that can write to syslog and/or stderr
* and can take varibale number of args.
*
* Copyright (C) 2009 Damien Stuart (dstuart@dstuart.org)
*
* License (GNU Public License):
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
*****************************************************************************
*/
#include "fwknopd_common.h"
#include "log_msg.h"
void log_msg(int level, char* msg, ...)
{
va_list ap, apse;
va_start(ap, msg);
/* Print msg to stderr if the level was or'ed with LOG_STDERR
*/
if(LOG_STDERR & level)
{
/* Need to make a copy of our va_list so we don't screw
* up the message going to syslog after we print it to stderr.
*/
va_copy(apse, ap);
vfprintf(stderr, msg, apse);
fprintf(stderr, "\n");
va_end(apse);
if(LOG_STDERR_ONLY & level)
return;
/* Remove the log to stderr flag from the log level value.
*/
level &= LOG_STDERR_MASK;
}
/* Send the message to syslog.
*/
openlog(MY_NAME, LOG_PID, LOG_DAEMON);
vsyslog(level, msg, ap);
va_end(ap);
}
/***EOF***/