glibc/login/logwtmp.c
Roland McGrath 51104ec014 2002-09-18 Bruno Haible <bruno@clisp.org>
* login/logout.c (logout): Don't assume ut_time has the same size as
	a time_t.
	* login/logwtmp.c (logwtmp): Likewise.
2002-09-20 20:01:39 +00:00

54 lines
1.6 KiB
C

/* Copyright (C) 1996, 1997, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <string.h>
#include <sys/time.h>
#include <time.h>
#include <unistd.h>
#include <utmp.h>
void
logwtmp (const char *line, const char *name, const char *host)
{
struct utmp ut;
/* Set information in new entry. */
memset (&ut, 0, sizeof (ut));
#if _HAVE_UT_PID - 0
ut.ut_pid = getpid ();
#endif
#if _HAVE_UT_TYPE - 0
ut.ut_type = name[0] ? USER_PROCESS : DEAD_PROCESS;
#endif
strncpy (ut.ut_line, line, sizeof ut.ut_line);
strncpy (ut.ut_name, name, sizeof ut.ut_name);
#if _HAVE_UT_HOST - 0
strncpy (ut.ut_host, host, sizeof ut.ut_host);
#endif
#if _HAVE_UT_TV - 0
__gettimeofday (&ut.ut_tv, NULL);
#else
ut.ut_time = time (NULL);
#endif
updwtmp (_PATH_WTMP, &ut);
}