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/* $OpenBSD: log.c,v 1.13 2010/07/01 21:28:01 nicm Exp $ */
/* $NetBSD: log.c,v 1.4 1994/12/24 17:56:28 cgd Exp $ */
/*
* Copyright (c) 1983, 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 "tip.h"
static FILE *flog = NULL;
/*
* Log file maintenance routines
*/
void
logent(char *group, char *acu, char *message)
{
char *user, *timestamp;
struct passwd *pwd;
time_t t;
if (flog == NULL)
return;
if (flock(fileno(flog), LOCK_EX) < 0) {
perror("flock");
return;
}
if ((user = getlogin()) == NULL) {
if ((pwd = getpwuid(getuid())) == NULL)
user = "???";
else
user = pwd->pw_name;
}
t = time(0);
timestamp = ctime(&t);
timestamp[24] = '\0';
fprintf(flog, "%s (%s) <%s, %s> %s\n",
user, timestamp, group,
acu, message);
(void) fflush(flog);
(void) flock(fileno(flog), LOCK_UN);
}
void
loginit(void)
{
flog = fopen(vgetstr(LOG), "a");
if (flog == NULL)
fprintf(stderr, "can't open log file %s.\r\n", vgetstr(LOG));
}
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