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04277e02 | 1 | /* Copyright (C) 1996-2019 Free Software Foundation, Inc. |
c84142e8 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996. | |
1474b80f | 4 | |
c84142e8 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
1474b80f | 9 | |
c84142e8 UD |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 13 | Lesser General Public License for more details. |
1474b80f | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
1474b80f | 18 | |
0200214b RM |
19 | #include <errno.h> |
20 | #include <string.h> | |
21 | #include <utmp.h> | |
4a39c34c | 22 | #include <time.h> |
0200214b | 23 | #include <sys/time.h> |
1474b80f RM |
24 | |
25 | int | |
0200214b | 26 | logout (const char *line) |
1474b80f | 27 | { |
8a523922 | 28 | struct utmp tmp, utbuf; |
0200214b RM |
29 | struct utmp *ut; |
30 | int result = 0; | |
31 | ||
32 | /* Tell that we want to use the UTMP file. */ | |
0413b54c | 33 | if (utmpname (_PATH_UTMP) == -1) |
0200214b RM |
34 | return 0; |
35 | ||
36 | /* Open UTMP file. */ | |
8a523922 | 37 | setutent (); |
0200214b RM |
38 | |
39 | /* Fill in search information. */ | |
0200214b | 40 | tmp.ut_type = USER_PROCESS; |
4f54cdb1 | 41 | strncpy (tmp.ut_line, line, sizeof tmp.ut_line); |
0200214b RM |
42 | |
43 | /* Read the record. */ | |
8a523922 | 44 | if (getutline_r (&tmp, &utbuf, &ut) >= 0) |
0200214b RM |
45 | { |
46 | /* Clear information about who & from where. */ | |
1c6e6f23 | 47 | memset (ut->ut_name, '\0', sizeof ut->ut_name); |
1c6e6f23 | 48 | memset (ut->ut_host, '\0', sizeof ut->ut_host); |
4a39c34c ZW |
49 | |
50 | struct timespec ts; | |
51 | __clock_gettime (CLOCK_REALTIME, &ts); | |
52 | TIMESPEC_TO_TIMEVAL (&ut->ut_tv, &ts); | |
f6b38b9a | 53 | ut->ut_type = DEAD_PROCESS; |
0200214b | 54 | |
5107cf1d | 55 | if (pututline (ut) != NULL) |
0200214b RM |
56 | result = 1; |
57 | } | |
58 | ||
59 | /* Close UTMP file. */ | |
8a523922 | 60 | endutent (); |
1474b80f | 61 | |
0200214b | 62 | return result; |
1474b80f | 63 | } |