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1 | /* |
2 | * Copyright (c) 1988 The Regents of the University of California. | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms are permitted | |
6 | * provided that the above copyright notice and this paragraph are | |
7 | * duplicated in all such forms and that any documentation, | |
8 | * advertising materials, and other materials related to such | |
9 | * distribution and use acknowledge that the software was developed | |
10 | * by the University of California, Berkeley. The name of the | |
11 | * University may not be used to endorse or promote products derived | |
12 | * from this software without specific prior written permission. | |
13 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR | |
14 | * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED | |
15 | * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. | |
16 | */ | |
17 | ||
18 | #if defined(LIBC_SCCS) && !defined(lint) | |
19 | static char sccsid[] = "@(#)logwtmp.c 5.1 (Berkeley) %G%"; | |
20 | #endif /* LIBC_SCCS and not lint */ | |
21 | ||
22 | #include <sys/types.h> | |
23 | #include <sys/file.h> | |
24 | #include <sys/time.h> | |
25 | #include <utmp.h> | |
26 | ||
27 | #define WTMPFILE "/usr/adm/wtmp" | |
28 | ||
29 | logwtmp(line) | |
30 | char *line; | |
31 | { | |
32 | struct utmp ut; | |
33 | int fd; | |
34 | time_t time(); | |
35 | char *strncpy(); | |
36 | ||
37 | if ((fd = open(WTMPFILE, O_WRONLY|O_APPEND, 0)) < 0) | |
38 | return; | |
39 | bzero(ut.ut_name, sizeof(ut.ut_name)); | |
40 | bzero(ut.ut_host, sizeof(ut.ut_host)); | |
41 | (void)strncpy(ut.ut_line, line, sizeof(ut.ut_line)); | |
42 | (void)time(&ut.ut_time); | |
43 | (void)write(fd, (char *)&ut, sizeof(struct utmp)); | |
44 | (void)close(fd); | |
45 | } |