root/lib/libc/gen/syslog.c
/*      $OpenBSD: syslog.c,v 1.33 2015/10/31 02:57:16 deraadt Exp $ */
/*
 * Copyright (c) 1983, 1988, 1993
 *      The Regents of the University of California.  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. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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.
 */

#include <sys/types.h>
#include <stdarg.h>
#include <syslog.h>
#include <time.h>

static struct syslog_data sdata = SYSLOG_DATA_INIT;

/*
 * syslog, vsyslog --
 *      print message on log file; output is intended for syslogd(8).
 */
void
syslog(int pri, const char *fmt, ...)
{
        va_list ap;

        va_start(ap, fmt);
        vsyslog(pri, fmt, ap);
        va_end(ap);
}
DEF_WEAK(syslog);

void
vsyslog(int pri, const char *fmt, va_list ap)
{
        __vsyslog_r(pri, &sdata, 0, fmt, ap);
}
DEF_WEAK(vsyslog);

void
openlog(const char *ident, int logstat, int logfac)
{
        openlog_r(ident, logstat, logfac, &sdata);
}

void
closelog(void)
{
        closelog_r(&sdata);
}

/* setlogmask -- set the log mask level */
int
setlogmask(int pmask)
{
        return (setlogmask_r(pmask, &sdata));
}

/* setlogmask -- set the log mask level */
int
setlogmask_r(int pmask, struct syslog_data *data)
{
        int omask;

        omask = data->log_mask;
        if (pmask != 0)
                data->log_mask = pmask;
        return (omask);
}
DEF_WEAK(setlogmask_r);