1/* Copyright (C) 1996-2023 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <string.h>
19#include <sys/time.h>
20#include <time.h>
21#include <unistd.h>
22#include <utmp.h>
23#include <struct___timespec64.h>
24#include <shlib-compat.h>
25
26void
27__logwtmp (const char *line, const char *name, const char *host)
28{
29 struct utmp ut;
30
31 /* Set information in new entry. */
32 memset (&ut, 0, sizeof (ut));
33 ut.ut_pid = getpid ();
34 ut.ut_type = name[0] ? USER_PROCESS : DEAD_PROCESS;
35 strncpy (ut.ut_line, line, sizeof ut.ut_line);
36 strncpy (ut.ut_name, name, sizeof ut.ut_name);
37 strncpy (ut.ut_host, host, sizeof ut.ut_host);
38
39 struct __timespec64 ts;
40 __clock_gettime64 (CLOCK_REALTIME, &ts);
41 TIMESPEC_TO_TIMEVAL (&ut.ut_tv, &ts);
42
43 __updwtmp (_PATH_WTMP, &ut);
44}
45versioned_symbol (libc, __logwtmp, logwtmp, GLIBC_2_34);
46libc_hidden_ver (__logwtmp, logwtmp)
47
48#if OTHER_SHLIB_COMPAT (libutil, GLIBC_2_0, GLIBC_2_34)
49compat_symbol (libutil, __logwtmp, logwtmp, GLIBC_2_0);
50#endif
51