128 lines
2.9 KiB
C
128 lines
2.9 KiB
C
/* $NetBSD: yplog.c,v 1.2 1997/04/17 17:46:16 christos Exp $ */
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/*
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* Copyright (c) 1996 Charles D. Cranor
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Charles D. Cranor.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* yplog.c: replacement yplog routines for
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* Mats O Jansson's ypserv program, as added by
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* Chuck Cranor.
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <stdio.h>
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#include <unistd.h>
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#if __STDC__
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#include <stdarg.h>
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#else
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#include <varargs.h>
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#endif
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#include "yplog.h"
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static FILE *logfp = NULL; /* the log file */
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/*
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* yplog(): like a printf, but to the log file. does the flush
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* and data for you.
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*/
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void
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#if __STDC__
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yplog(const char *fmt, ...)
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#else
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yplog(fmt, va_alist)
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char *fmt;
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va_dcl
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#endif
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{
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va_list ap;
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#if __STDC__
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va_start(ap, fmt);
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#else
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va_start(ap);
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#endif
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vyplog(fmt, ap);
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va_end(ap);
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}
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/*
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* vyplog() support routine for yplog()
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*/
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void
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vyplog(fmt, ap)
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register const char *fmt;
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va_list ap;
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{
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time_t t;
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if (logfp == NULL)
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return;
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(void)time(&t);
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fprintf(logfp,"%.15s ", ctime(&t) + 4);
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vfprintf(logfp, fmt, ap);
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fprintf(logfp,"\n");
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fflush(logfp);
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}
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/*
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* open log
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*/
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void
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ypopenlog()
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{
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static char logfn[] = "/var/yp/ypserv.log";
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if (access(logfn, W_OK) == -1)
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return;
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logfp = fopen(logfn, "a");
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if (logfp == NULL)
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return;
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yplog("yplog opened");
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}
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/*
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* close log
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*/
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void
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ypcloselog()
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{
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if (logfp) {
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yplog("yplog closed");
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fclose(logfp);
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logfp = NULL;
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}
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}
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