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98667efb | 1 | /* RTEMS threads compatibility routines for libgcc2 and libobjc. |
742d48c2 | 2 | by: Rosimildo da Silva( rdasilva@connecttel.com ) */ |
3 | /* Compile this one with gcc. */ | |
fbd26352 | 4 | /* Copyright (C) 1997-2019 Free Software Foundation, Inc. |
742d48c2 | 5 | |
f12b58b3 | 6 | This file is part of GCC. |
742d48c2 | 7 | |
f12b58b3 | 8 | GCC is free software; you can redistribute it and/or modify it under |
9 | the terms of the GNU General Public License as published by the Free | |
6bc9506f | 10 | Software Foundation; either version 3, or (at your option) any later |
f12b58b3 | 11 | version. |
742d48c2 | 12 | |
f12b58b3 | 13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
742d48c2 | 17 | |
6bc9506f | 18 | Under Section 7 of GPL version 3, you are granted additional |
19 | permissions described in the GCC Runtime Library Exception, version | |
20 | 3.1, as published by the Free Software Foundation. | |
21 | ||
22 | You should have received a copy of the GNU General Public License and | |
23 | a copy of the GCC Runtime Library Exception along with this program; | |
24 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
25 | <http://www.gnu.org/licenses/>. */ | |
742d48c2 | 26 | |
2a281353 | 27 | #ifndef GCC_GTHR_RTEMS_H |
28 | #define GCC_GTHR_RTEMS_H | |
742d48c2 | 29 | |
196c8383 | 30 | #include <sys/lock.h> |
31 | #include <pthread.h> | |
32 | #include <sched.h> | |
33 | ||
214507b9 | 34 | #ifdef __cplusplus |
35 | extern "C" { | |
36 | #endif | |
742d48c2 | 37 | |
38 | #define __GTHREADS 1 | |
196c8383 | 39 | #define __GTHREADS_CXX0X 1 |
40 | #define __GTHREAD_HAS_COND 1 | |
41 | ||
42 | typedef pthread_t __gthread_t; | |
43 | typedef pthread_key_t __gthread_key_t; | |
44 | typedef pthread_once_t __gthread_once_t; | |
45 | typedef struct _Mutex_Control __gthread_mutex_t; | |
46 | typedef struct _Mutex_recursive_Control __gthread_recursive_mutex_t; | |
47 | typedef struct _Condition_Control __gthread_cond_t; | |
48 | typedef struct timespec __gthread_time_t; | |
49 | ||
50 | #define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT | |
51 | #define __GTHREAD_MUTEX_INIT _MUTEX_INITIALIZER | |
52 | #define __GTHREAD_MUTEX_INIT_FUNCTION _Mutex_Initialize | |
53 | #define __GTHREAD_RECURSIVE_MUTEX_INIT _MUTEX_RECURSIVE_INITIALIZER | |
54 | #define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION _Mutex_recursive_Initialize | |
55 | #define __GTHREAD_COND_INIT _CONDITION_INITIALIZER | |
56 | #define __GTHREAD_COND_INIT_FUNCTION _Condition_Initialize | |
57 | #define __GTHREAD_TIME_INIT {0, 0} | |
742d48c2 | 58 | |
f41eaefe | 59 | static inline int |
60 | __gthread_active_p (void) | |
61 | { | |
62 | return 1; | |
63 | } | |
64 | ||
196c8383 | 65 | static inline int |
66 | __gthread_create (__gthread_t *__threadid, void *(*__func) (void *), | |
67 | void *__args) | |
68 | { | |
69 | return pthread_create (__threadid, NULL, __func, __args); | |
70 | } | |
71 | ||
72 | static inline int | |
73 | __gthread_join (__gthread_t __threadid, void **__value_ptr) | |
74 | { | |
75 | return pthread_join (__threadid, __value_ptr); | |
76 | } | |
77 | ||
78 | static inline int | |
79 | __gthread_detach (__gthread_t __threadid) | |
80 | { | |
81 | return pthread_detach (__threadid); | |
82 | } | |
83 | ||
84 | static inline int | |
85 | __gthread_equal (__gthread_t __t1, __gthread_t __t2) | |
86 | { | |
87 | return pthread_equal (__t1, __t2); | |
88 | } | |
89 | ||
90 | static inline __gthread_t | |
91 | __gthread_self (void) | |
92 | { | |
93 | return pthread_self (); | |
94 | } | |
95 | ||
96 | static inline int | |
97 | __gthread_yield (void) | |
98 | { | |
99 | return sched_yield (); | |
100 | } | |
101 | ||
742d48c2 | 102 | static inline int |
320084b9 | 103 | __gthread_once (__gthread_once_t *__once, void (*__func) (void)) |
742d48c2 | 104 | { |
196c8383 | 105 | return pthread_once (__once, __func); |
742d48c2 | 106 | } |
107 | ||
108 | static inline int | |
320084b9 | 109 | __gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *)) |
742d48c2 | 110 | { |
196c8383 | 111 | return pthread_key_create (__key, __dtor); |
742d48c2 | 112 | } |
113 | ||
742d48c2 | 114 | static inline int |
320084b9 | 115 | __gthread_key_delete (__gthread_key_t __key) |
742d48c2 | 116 | { |
196c8383 | 117 | return pthread_key_delete (__key); |
742d48c2 | 118 | } |
119 | ||
120 | static inline void * | |
320084b9 | 121 | __gthread_getspecific (__gthread_key_t __key) |
742d48c2 | 122 | { |
196c8383 | 123 | return pthread_getspecific (__key); |
742d48c2 | 124 | } |
125 | ||
126 | static inline int | |
320084b9 | 127 | __gthread_setspecific (__gthread_key_t __key, const void *__ptr) |
742d48c2 | 128 | { |
196c8383 | 129 | return pthread_setspecific (__key, __ptr); |
742d48c2 | 130 | } |
131 | ||
1cd3a344 | 132 | static inline int |
196c8383 | 133 | __gthread_mutex_lock (__gthread_mutex_t *__mutex) |
1cd3a344 | 134 | { |
196c8383 | 135 | _Mutex_Acquire (__mutex); |
136 | return 0; | |
1cd3a344 | 137 | } |
138 | ||
742d48c2 | 139 | static inline int |
196c8383 | 140 | __gthread_mutex_trylock (__gthread_mutex_t *__mutex) |
742d48c2 | 141 | { |
196c8383 | 142 | return _Mutex_Try_acquire (__mutex); |
742d48c2 | 143 | } |
144 | ||
145 | static inline int | |
196c8383 | 146 | __gthread_mutex_timedlock (__gthread_mutex_t *__mutex, |
147 | const __gthread_time_t *__abs_timeout) | |
742d48c2 | 148 | { |
196c8383 | 149 | return _Mutex_Acquire_timed (__mutex, __abs_timeout); |
742d48c2 | 150 | } |
151 | ||
152 | static inline int | |
320084b9 | 153 | __gthread_mutex_unlock (__gthread_mutex_t *__mutex) |
742d48c2 | 154 | { |
196c8383 | 155 | _Mutex_Release (__mutex); |
156 | return 0; | |
157 | } | |
158 | ||
159 | static inline int | |
160 | __gthread_mutex_destroy (__gthread_mutex_t *__mutex) | |
161 | { | |
162 | _Mutex_Destroy (__mutex); | |
163 | return 0; | |
742d48c2 | 164 | } |
165 | ||
6a18fdb1 | 166 | static inline int |
320084b9 | 167 | __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) |
6a18fdb1 | 168 | { |
196c8383 | 169 | _Mutex_recursive_Acquire (__mutex); |
170 | return 0; | |
6a18fdb1 | 171 | } |
172 | ||
173 | static inline int | |
320084b9 | 174 | __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) |
6a18fdb1 | 175 | { |
196c8383 | 176 | return _Mutex_recursive_Try_acquire (__mutex); |
177 | } | |
178 | ||
179 | static inline int | |
180 | __gthread_recursive_mutex_timedlock (__gthread_recursive_mutex_t *__mutex, | |
181 | const __gthread_time_t *__abs_timeout) | |
182 | { | |
183 | return _Mutex_recursive_Acquire_timed (__mutex, __abs_timeout); | |
6a18fdb1 | 184 | } |
185 | ||
186 | static inline int | |
320084b9 | 187 | __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) |
6a18fdb1 | 188 | { |
196c8383 | 189 | _Mutex_recursive_Release (__mutex); |
190 | return 0; | |
6a18fdb1 | 191 | } |
192 | ||
4854adab | 193 | static inline int |
194 | __gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex) | |
195 | { | |
196c8383 | 196 | _Mutex_recursive_Destroy (__mutex); |
197 | return 0; | |
198 | } | |
199 | ||
200 | static inline int | |
201 | __gthread_cond_broadcast (__gthread_cond_t *__cond) | |
202 | { | |
203 | _Condition_Broadcast (__cond); | |
204 | return 0; | |
205 | } | |
206 | ||
207 | static inline int | |
208 | __gthread_cond_signal (__gthread_cond_t *__cond) | |
209 | { | |
210 | _Condition_Signal (__cond); | |
211 | return 0; | |
212 | } | |
213 | ||
214 | static inline int | |
215 | __gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex) | |
216 | { | |
217 | _Condition_Wait (__cond, __mutex); | |
218 | return 0; | |
219 | } | |
220 | ||
221 | static inline int | |
222 | __gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex, | |
223 | const __gthread_time_t *__abs_timeout) | |
224 | { | |
225 | return _Condition_Wait_timed (__cond, __mutex, __abs_timeout); | |
226 | } | |
227 | ||
228 | static inline int | |
229 | __gthread_cond_wait_recursive (__gthread_cond_t *__cond, | |
230 | __gthread_recursive_mutex_t *__mutex) | |
231 | { | |
232 | _Condition_Wait_recursive (__cond, __mutex); | |
233 | return 0; | |
234 | } | |
235 | ||
236 | static inline int | |
237 | __gthread_cond_destroy (__gthread_cond_t *__cond) | |
238 | { | |
239 | _Condition_Destroy (__cond); | |
240 | return 0; | |
4854adab | 241 | } |
242 | ||
214507b9 | 243 | #ifdef __cplusplus |
244 | } | |
245 | #endif | |
246 | ||
2a281353 | 247 | #endif /* ! GCC_GTHR_RTEMS_H */ |