NetBSD/usr.sbin/ypserv/common/yplog.c

121 lines
2.8 KiB
C

/* $NetBSD: yplog.c,v 1.1.1.1 1996/08/09 10:14:51 thorpej Exp $ */
/*
* Copyright (c) 1996 Charles D. Cranor
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Charles D. Cranor.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* yplog.c: replacement yplog routines for
* Mats O Jansson's ypserv program, as added by
* Chuck Cranor.
*/
#include <sys/types.h>
#include <stdio.h>
#include <unistd.h>
#if __STDC__
#include <stdarg.h>
#else
#include <varargs.h>
#endif
#include "yplog.h"
static FILE *logfp = NULL; /* the log file */
/*
* yplog(): like a printf, but to the log file. does the flush
* and data for you.
*/
void
#if __STDC__
yplog(const char *fmt, ...)
#else
yplog(fmt, va_alist)
char *fmt;
va_dcl
#endif
{
va_list ap;
#if __STDC__
va_start(ap, fmt);
#else
va_start(ap);
#endif
vyplog(fmt, ap);
va_end(ap);
}
/*
* vyplog() support routine for yplog()
*/
void
vyplog(fmt, ap)
register const char *fmt;
va_list ap;
{
time_t t;
if (!logfp) return;
(void)time(&t);
fprintf(logfp,"%.15s ", ctime(&t) + 4);
vfprintf(logfp, fmt, ap);
fprintf(logfp,"\n");
fflush(logfp);
}
/*
* open log
*/
void
ypopenlog()
{
logfp = fopen("/var/yp/ypserv.log", "a");
if (!logfp) return;
yplog("yplog opened");
}
/*
* close log
*/
void
ypcloselog()
{
if (logfp) {
yplog("yplog closed");
fclose(logfp);
logfp = NULL;
}
}