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/***************************************************************************
* Module: $Id: report.c,v 2.18 1997/12/31 05:18:32 nemesis Exp nemesis $
* Description: reporting with and without syslog
* Author: maf, cjc
*
* Copyright (c) 1995 Mark Fullmer and The Ohio State University
* Copyright (c) 1997 Cornelius Cook and Counterpoint Networking, Inc.
* http://www.cpoint.net/projects/sendpage
***************************************************************************/
/*
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* report() - calls syslog
* $Log: report.c,v $
* Revision 2.18 1997/12/31 05:18:32 nemesis
* CLOCAL for all, GCC fixes, WAIT_WORD finished
*
* Revision 2.17 1997/12/28 23:20:45 nemesis
* include cleanups, configure additions/corrections
*
* Revision 2.16 1997/12/26 02:37:31 nemesis
* code clean up, b* -> mem* funcs, finding NL -> # bug
*
* Revision 2.15 1997/12/25 08:30:52 nemesis
* code cleanups
*
* Revision 2.14 1997/12/25 06:44:34 nemesis
* time_t declarations and "make install" fix
*
* Revision 2.13 1997/12/24 21:50:04 nemesis
* mailing list updates
*
* Revision 2.12 1997/12/24 21:42:54 nemesis
* 0.8a released.
*
* Revision 2.11 1997/12/24 21:02:02 nemesis
* more changes
*
* Revision 2.10 1997/12/24 20:56:03 nemesis
* gearing up for 0.8a more
*
* Revision 2.9 1997/12/24 20:45:35 nemesis
* trying to make 0.8a release
*
* Revision 2.8 1997/12/24 20:29:08 nemesis
* fixed up autoconf modifications, cleaned up signal stuff
*
* Revision 2.7 1997/12/24 20:15:13 nemesis
* sendpage.h now mostly contained within 'configure'
*
* Revision 2.6 1997/12/24 19:52:04 nemesis
* fixing posix checking
*
* Revision 2.5 1997/12/24 19:41:49 nemesis
* posix additions, syslog autoconf'd
*
* Revision 2.4 1997/12/24 19:33:03 nemesis
* check for POSIX
*
* Revision 2.3 1997/12/17 09:37:27 nemesis
* more autoconf changes... mostly strerror.o
*
*/
#include "sendpage.h"
#include "report.h"
#ifdef STDC_HEADERS
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#ifndef LOG_NDELAY
#define LOG_NDELAY 0
#endif
#ifndef LOG_DAEMON
#define LOG_DAEMON 0
#endif
extern int debug;
extern char *progname;
/*
* This is initialized so you get stderr until you call
* report_init()
*/
static int stderr_only = 1;
void report_init(int nolog) {
stderr_only = nolog;
#ifdef HAVE_SYSLOG
if (!stderr_only) {
openlog(progname, LOG_PID | LOG_NDELAY, LOG_SENDPAGE);
}
#endif
}
/*
* This routine reports errors and such via stderr and syslog() if
* appopriate. It just helps avoid a lot of "#ifdef SYSLOG" constructs
* from being scattered throughout the code.
*
* The syntax is identical to syslog(3), but %m is not considered special
* for output to stderr (i.e. you'll see "%m" in the output. . .). Also,
* control strings should normally end with \n since newlines aren't
* automatically generated for stderr output (whereas syslog strips out all
* newlines and adds its own at the end).
*/
static char *levelnames[] = {
#ifdef LOG_SALERT
"level(0): ",
"alert(1): ",
"alert(2): ",
"emerg(3): ",
"error(4): ",
"crit(5): ",
"warn(6): ",
"note(7): ",
"info(8): ",
"debug(9): ",
"level(?): "
#else
"emerg(0): ",
"alert(1): ",
"crit(2): ",
"error(3): ",
"warn(4): ",
"note(5): ",
"info(6): ",
"debug(7): ",
"level(?): "
#endif
};
static int numlevels = sizeof(levelnames) / sizeof(levelnames[0]);
/*
* Print a log message using syslog(3) and/or stderr.
* The message passed in should not include a newline.
*/
#ifdef STDC_HEADERS
void report(int priority, char *fmt,...) {
#else
/*VARARGS2*/
void report(int priority, char *fmt, va_dcl va_alist) {
#endif
va_list ap;
static char buf[4096]; /* evil */
if ((priority < 0) || (priority >= numlevels)) {
priority = numlevels - 1;
}
#ifdef STDC_HEADERS
va_start(ap, fmt);
#else
va_start(ap);
#endif
vsprintf(buf, fmt, ap);
va_end(ap);
/*
* Print the message
*/
if (stderr_only || (debug > 2)) {
fprintf(stderr, "%s: %s %s\n",
progname, levelnames[priority], buf);
}
#ifdef HAVE_SYSLOG
if ((!stderr_only) && (debug <= 2))
syslog(priority, buf);
#endif
}
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