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1 /* Copyright (C) 2005-2020 Free Software Foundation, Inc.
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2 Contributed by Richard Henderson <rth@redhat.com>.
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3
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4 This file is part of the GNU Offloading and Multi Processing Library
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5 (libgomp).
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6
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7 Libgomp is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation; either version 3, or (at your option)
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10 any later version.
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11
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12 Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
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13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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14 FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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15 more details.
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16
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17 Under Section 7 of GPL version 3, you are granted additional
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18 permissions described in the GCC Runtime Library Exception, version
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19 3.1, as published by the Free Software Foundation.
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20
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21 You should have received a copy of the GNU General Public License and
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22 a copy of the GCC Runtime Library Exception along with this program;
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23 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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24 <http://www.gnu.org/licenses/>. */
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25
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26 /* This is the default PTHREADS implementation of a mutex synchronization
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27 mechanism for libgomp. This type is private to the library. */
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28
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29 #ifndef GOMP_MUTEX_H
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30 #define GOMP_MUTEX_H 1
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31
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32 #include <pthread.h>
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33
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34 typedef pthread_mutex_t gomp_mutex_t;
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35
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36 #define GOMP_MUTEX_INIT_0 0
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37
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38 static inline void gomp_mutex_init (gomp_mutex_t *mutex)
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39 {
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40 pthread_mutex_init (mutex, NULL);
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41 }
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42
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43 static inline void gomp_mutex_lock (gomp_mutex_t *mutex)
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44 {
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45 pthread_mutex_lock (mutex);
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46 }
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47
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48 static inline void gomp_mutex_unlock (gomp_mutex_t *mutex)
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49 {
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50 pthread_mutex_unlock (mutex);
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51 }
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52
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53 static inline void gomp_mutex_destroy (gomp_mutex_t *mutex)
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54 {
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55 pthread_mutex_destroy (mutex);
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56 }
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57
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58 #endif /* GOMP_MUTEX_H */
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