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/*
* SPDX-License-Identifier: ISC
*
* Copyright (c) 1999, 2009-2011, 2013-2015, 2017
* Todd C. Miller <Todd.Miller@sudo.ws>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* This is an open source non-commercial project. Dear PVS-Studio, please check it.
* PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
*/
#include <config.h>
#include <time.h>
#include <sudoers.h>
/*
* Return a static buffer with the current date + time.
*/
char *
get_timestr(time_t tstamp, int log_year)
{
static char buf[128];
struct tm tm;
size_t len;
if (localtime_r(&tstamp, &tm) != NULL) {
/* strftime() does not guarantee to NUL-terminate so we must check. */
buf[sizeof(buf) - 1] = '\0';
len = strftime(buf, sizeof(buf), log_year ? "%h %e %T %Y" : "%h %e %T",
&tm);
if (len != 0 && buf[sizeof(buf) - 1] == '\0')
return buf;
}
return NULL;
}
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