1 /* Copyright (C) 1996-2020 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@cygnus.com>
4 and Paul Janzen <pcj@primenet.com>, 1996.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
20 #include <libc-lock.h>
25 #include "utmp-private.h"
28 /* We have to use the lock in getutent_r.c. */
29 __libc_lock_define (extern, __libc_utmp_lock attribute_hidden
)
33 __getutid_r (const struct utmp
*id
, struct utmp
*buffer
, struct utmp
**result
)
37 /* Test whether ID has any of the legal types. */
38 if (id
->ut_type
!= RUN_LVL
&& id
->ut_type
!= BOOT_TIME
39 && id
->ut_type
!= OLD_TIME
&& id
->ut_type
!= NEW_TIME
40 && id
->ut_type
!= INIT_PROCESS
&& id
->ut_type
!= LOGIN_PROCESS
41 && id
->ut_type
!= USER_PROCESS
&& id
->ut_type
!= DEAD_PROCESS
)
42 /* No, using '<' and '>' for the test is not possible. */
49 __libc_lock_lock (__libc_utmp_lock
);
51 retval
= __libc_getutid_r (id
, buffer
, result
);
53 __libc_lock_unlock (__libc_utmp_lock
);
57 libc_hidden_def (__getutid_r
)
58 weak_alias (__getutid_r
, getutid_r
)