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git.ipfire.org Git - thirdparty/glibc.git/blob - sysdeps/mach/hurd/htl/pt-mutex-timedlock.c
1 /* pthread_mutex_timedlock. Hurd version.
2 Copyright (C) 2016-2020 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
22 #include <pt-internal.h>
27 pthread_mutex_timedlock (pthread_mutex_t
*mtxp
, const struct timespec
*tsp
)
29 struct __pthread
*self
;
30 int ret
, flags
= mtxp
->__flags
& GSYNC_SHARED
;
32 switch (MTX_TYPE (mtxp
))
35 ret
= lll_abstimed_lock (&mtxp
->__lock
, tsp
, flags
);
38 case PT_MTX_RECURSIVE
:
39 self
= _pthread_self ();
40 if (mtx_owned_p (mtxp
, self
, flags
))
42 if (__glibc_unlikely (mtxp
->__cnt
+ 1 == 0))
48 else if ((ret
= lll_abstimed_lock (&mtxp
->__lock
, tsp
, flags
)) == 0)
50 mtx_set_owner (mtxp
, self
, flags
);
56 case PT_MTX_ERRORCHECK
:
57 self
= _pthread_self ();
58 if (mtx_owned_p (mtxp
, self
, flags
))
60 else if ((ret
= lll_abstimed_lock (&mtxp
->__lock
, tsp
, flags
)) == 0)
61 mtx_set_owner (mtxp
, self
, flags
);
65 case PT_MTX_NORMAL
| PTHREAD_MUTEX_ROBUST
:
66 case PT_MTX_RECURSIVE
| PTHREAD_MUTEX_ROBUST
:
67 case PT_MTX_ERRORCHECK
| PTHREAD_MUTEX_ROBUST
:
68 self
= _pthread_self ();
69 ROBUST_LOCK (self
, mtxp
, lll_robust_abstimed_lock
, tsp
, flags
);