1 /* Declarations for GNU's read utmp module.
2 Copyright (C) 92, 93, 94, 95, 96, 1997, 1998 Free Software Foundation, Inc.
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
9 This program 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
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
18 /* Written by jla; revised by djm */
20 #ifndef __READUTMP_H__
21 # define __READUTMP_H__
24 # if defined PROTOTYPES || (defined __STDC__ && __STDC__)
25 # define PARAMS(Args) Args
27 # define PARAMS(Args) ()
32 # include <sys/types.h>
36 # define UTMP_STRUCT_NAME utmpx
37 # define UT_TIME_MEMBER(UT_PTR) ((UT_PTR)->ut_tv.tv_sec)
40 # define UTMP_STRUCT_NAME utmp
41 # define UT_TIME_MEMBER(UT_PTR) ((UT_PTR)->ut_time)
44 typedef struct UTMP_STRUCT_NAME STRUCT_UTMP;
47 # ifdef HAVE_SYS_PARAM_H
48 # include <sys/param.h>
56 # if !defined (UTMP_FILE) && defined (_PATH_UTMP)
57 # define UTMP_FILE _PATH_UTMP
60 # if !defined (WTMP_FILE) && defined (_PATH_WTMP)
61 # define WTMP_FILE _PATH_WTMP
64 # ifdef UTMPX_FILE /* Solaris, SysVr4 */
66 # define UTMP_FILE UTMPX_FILE
69 # ifdef WTMPX_FILE /* Solaris, SysVr4 */
71 # define WTMP_FILE WTMPX_FILE
75 # define UTMP_FILE "/etc/utmp"
79 # define WTMP_FILE "/etc/wtmp"
83 # if defined (__STDC__) && __STDC__
84 # define PARAMS(Args) Args
86 # define PARAMS(Args) ()
89 extern char *extract_trimmed_name PARAMS ((const STRUCT_UTMP *ut));
90 extern int read_utmp PARAMS ((const char *filename,
91 int *n_entries, STRUCT_UTMP **utmp_buf));
93 #endif /* __READUTMP_H__ */