darling-Libc/util/logout.c
Thomas A 9108e094e7 Add Libc Code From Darling Repo
Based on Libc-1353.60.8
2022-04-09 16:07:55 -07:00

110 lines
3.9 KiB
C

/*
* Copyright (c) 1999, 2005, 2010 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this
* file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
* Please see the License for the specific language governing rights and
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
*/
/*
* Copyright (c) 1988, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/types.h>
#include <sys/time.h>
#ifdef UTMP_COMPAT
#include <utmp.h>
#endif /* UTMP_COMPAT */
#include <utmpx.h>
#include <utmpx-darwin.h>
#include <unistd.h>
#include <string.h>
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wconstant-conversion"
int
logout(char *line)
{
struct utmpx *ux, utx;
#ifdef UTMP_COMPAT
#ifdef __LP64__
struct utmp32 u;
#else /* __LP64__ */
struct utmp u;
#endif /* __LP64__ */
int which;
#endif /* UTMP_COMPAT */
struct _utmpx *def_utx = __default_utx();
bzero(&utx, sizeof(utx));
strncpy(utx.ut_line, line, sizeof(utx.ut_line));
utx.ut_type = UTMPX_AUTOFILL_MASK | UTMPX_DEAD_IF_CORRESPONDING_MASK | DEAD_PROCESS;
(void)gettimeofday(&utx.ut_tv, NULL);
UTMPX_LOCK(def_utx);
__setutxent(def_utx);
ux = __pututxline(def_utx, &utx);
__endutxent(def_utx);
if (!ux) {
UTMPX_UNLOCK(def_utx);
return 0;
}
#ifdef UTMP_COMPAT
if (__utx__.utfile_system) { /* only if we are using _PATH_UTMPX */
which = _utmp_compat(ux, &u);
if (which & UTMP_COMPAT_UTMP0)
_write_utmp(&u, 0);
else if (which & UTMP_COMPAT_UTMP1)
_write_utmp(&u, 1);
}
#endif /* UTMP_COMPAT */
UTMPX_UNLOCK(def_utx);
return 1;
}
#pragma clang diagnostic pop