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Diffstat (limited to 'meta/packages/xorg-lib/xorg-headers-native/X11/Xthreads.h')
-rw-r--r-- | meta/packages/xorg-lib/xorg-headers-native/X11/Xthreads.h | 316 |
1 files changed, 316 insertions, 0 deletions
diff --git a/meta/packages/xorg-lib/xorg-headers-native/X11/Xthreads.h b/meta/packages/xorg-lib/xorg-headers-native/X11/Xthreads.h new file mode 100644 index 0000000000..54b5440ad8 --- /dev/null +++ b/meta/packages/xorg-lib/xorg-headers-native/X11/Xthreads.h | |||
@@ -0,0 +1,316 @@ | |||
1 | /* | ||
2 | * $Xorg: Xthreads.h,v 1.5 2001/02/09 02:03:23 xorgcvs Exp $ | ||
3 | * | ||
4 | * | ||
5 | Copyright 1993, 1998 The Open Group | ||
6 | |||
7 | Permission to use, copy, modify, distribute, and sell this software and its | ||
8 | documentation for any purpose is hereby granted without fee, provided that | ||
9 | the above copyright notice appear in all copies and that both that | ||
10 | copyright notice and this permission notice appear in supporting | ||
11 | documentation. | ||
12 | |||
13 | The above copyright notice and this permission notice shall be included in | ||
14 | all copies or substantial portions of the Software. | ||
15 | |||
16 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
17 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
18 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
19 | OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN | ||
20 | AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | ||
21 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
22 | |||
23 | Except as contained in this notice, the name of The Open Group shall not be | ||
24 | used in advertising or otherwise to promote the sale, use or other dealings | ||
25 | in this Software without prior written authorization from The Open Group. | ||
26 | * * | ||
27 | */ | ||
28 | /* $XFree86: Xthreads.h,v 3.10 2001/12/14 19:53:26 dawes Exp $ */ | ||
29 | |||
30 | #ifndef _XTHREADS_H_ | ||
31 | #define _XTHREADS_H_ | ||
32 | |||
33 | /* Redefine these to XtMalloc/XtFree or whatever you want before including | ||
34 | * this header file. | ||
35 | */ | ||
36 | #ifndef xmalloc | ||
37 | #define xmalloc malloc | ||
38 | #endif | ||
39 | #ifndef xfree | ||
40 | #define xfree free | ||
41 | #endif | ||
42 | |||
43 | #ifdef CTHREADS | ||
44 | #include <cthreads.h> | ||
45 | typedef cthread_t xthread_t; | ||
46 | typedef struct condition xcondition_rec; | ||
47 | typedef struct mutex xmutex_rec; | ||
48 | #define xthread_init() cthread_init() | ||
49 | #define xthread_self cthread_self | ||
50 | #define xthread_fork(func,closure) cthread_fork(func,closure) | ||
51 | #define xthread_yield() cthread_yield() | ||
52 | #define xthread_exit(v) cthread_exit(v) | ||
53 | #define xthread_set_name(t,str) cthread_set_name(t,str) | ||
54 | #define xmutex_init(m) mutex_init(m) | ||
55 | #define xmutex_clear(m) mutex_clear(m) | ||
56 | #define xmutex_lock(m) mutex_lock(m) | ||
57 | #define xmutex_unlock(m) mutex_unlock(m) | ||
58 | #define xmutex_set_name(m,str) mutex_set_name(m,str) | ||
59 | #define xcondition_init(cv) condition_init(cv) | ||
60 | #define xcondition_clear(cv) condition_clear(cv) | ||
61 | #define xcondition_wait(cv,m) condition_wait(cv,m) | ||
62 | #define xcondition_signal(cv) condition_signal(cv) | ||
63 | #define xcondition_broadcast(cv) condition_broadcast(cv) | ||
64 | #define xcondition_set_name(cv,str) condition_set_name(cv,str) | ||
65 | #else /* !CTHREADS */ | ||
66 | #if defined(SVR4) && !defined(__sgi) && !defined(_SEQUENT_) | ||
67 | #include <thread.h> | ||
68 | #include <synch.h> | ||
69 | typedef thread_t xthread_t; | ||
70 | typedef thread_key_t xthread_key_t; | ||
71 | typedef cond_t xcondition_rec; | ||
72 | typedef mutex_t xmutex_rec; | ||
73 | #if defined(__UNIXWARE__) | ||
74 | extern xthread_t (*_x11_thr_self)(); | ||
75 | #define xthread_self (_x11_thr_self) | ||
76 | #else | ||
77 | #define xthread_self thr_self | ||
78 | #endif | ||
79 | #define xthread_fork(func,closure) thr_create(NULL,0,func,closure,THR_NEW_LWP|THR_DETACHED,NULL) | ||
80 | #define xthread_yield() thr_yield() | ||
81 | #define xthread_exit(v) thr_exit(v) | ||
82 | #define xthread_key_create(kp,d) thr_keycreate(kp,d) | ||
83 | #ifdef sun | ||
84 | #define xthread_key_delete(k) 0 | ||
85 | #else | ||
86 | #define xthread_key_delete(k) thr_keydelete(k) | ||
87 | #endif | ||
88 | #define xthread_set_specific(k,v) thr_setspecific(k,v) | ||
89 | #define xthread_get_specific(k,vp) thr_getspecific(k,vp) | ||
90 | #define xmutex_init(m) mutex_init(m,USYNC_THREAD,0) | ||
91 | #define xmutex_clear(m) mutex_destroy(m) | ||
92 | #define xmutex_lock(m) mutex_lock(m) | ||
93 | #define xmutex_unlock(m) mutex_unlock(m) | ||
94 | #define xcondition_init(cv) cond_init(cv,USYNC_THREAD,0) | ||
95 | #define xcondition_clear(cv) cond_destroy(cv) | ||
96 | #define xcondition_wait(cv,m) cond_wait(cv,m) | ||
97 | #define xcondition_signal(cv) cond_signal(cv) | ||
98 | #define xcondition_broadcast(cv) cond_broadcast(cv) | ||
99 | #else /* !SVR4 */ | ||
100 | #ifdef WIN32 | ||
101 | #include <X11/Xwindows.h> | ||
102 | typedef DWORD xthread_t; | ||
103 | typedef DWORD xthread_key_t; | ||
104 | struct _xthread_waiter { | ||
105 | HANDLE sem; | ||
106 | struct _xthread_waiter *next; | ||
107 | }; | ||
108 | typedef struct { | ||
109 | CRITICAL_SECTION cs; | ||
110 | struct _xthread_waiter *waiters; | ||
111 | } xcondition_rec; | ||
112 | typedef CRITICAL_SECTION xmutex_rec; | ||
113 | #define xthread_init() _Xthread_init() | ||
114 | #define xthread_self GetCurrentThreadId | ||
115 | #define xthread_fork(func,closure) { \ | ||
116 | DWORD _tmptid; \ | ||
117 | CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)func, (LPVOID)closure, 0, \ | ||
118 | &_tmptid); \ | ||
119 | } | ||
120 | #define xthread_yield() Sleep(0) | ||
121 | #define xthread_exit(v) ExitThread((DWORD)(v)) | ||
122 | #define xthread_key_create(kp,d) *(kp) = TlsAlloc() | ||
123 | #define xthread_key_delete(k) TlsFree(k) | ||
124 | #define xthread_set_specific(k,v) TlsSetValue(k,v) | ||
125 | #define xthread_get_specific(k,vp) TlsGetValue(k) | ||
126 | #define xmutex_init(m) InitializeCriticalSection(m) | ||
127 | #define xmutex_clear(m) DeleteCriticalSection(m) | ||
128 | #define _XMUTEX_NESTS | ||
129 | #define xmutex_lock(m) EnterCriticalSection(m) | ||
130 | #define xmutex_unlock(m) LeaveCriticalSection(m) | ||
131 | #define xcondition_init(cv) { \ | ||
132 | InitializeCriticalSection(&(cv)->cs); \ | ||
133 | (cv)->waiters = NULL; \ | ||
134 | } | ||
135 | #define xcondition_clear(cv) DeleteCriticalSection(&(cv)->cs) | ||
136 | extern struct _xthread_waiter *_Xthread_waiter(); | ||
137 | #define xcondition_wait(cv,m) { \ | ||
138 | struct _xthread_waiter *_tmpthr = _Xthread_waiter(); \ | ||
139 | EnterCriticalSection(&(cv)->cs); \ | ||
140 | _tmpthr->next = (cv)->waiters; \ | ||
141 | (cv)->waiters = _tmpthr; \ | ||
142 | LeaveCriticalSection(&(cv)->cs); \ | ||
143 | LeaveCriticalSection(m); \ | ||
144 | WaitForSingleObject(_tmpthr->sem, INFINITE); \ | ||
145 | EnterCriticalSection(m); \ | ||
146 | } | ||
147 | #define xcondition_signal(cv) { \ | ||
148 | EnterCriticalSection(&(cv)->cs); \ | ||
149 | if ((cv)->waiters) { \ | ||
150 | ReleaseSemaphore((cv)->waiters->sem, 1, NULL); \ | ||
151 | (cv)->waiters = (cv)->waiters->next; \ | ||
152 | } \ | ||
153 | LeaveCriticalSection(&(cv)->cs); \ | ||
154 | } | ||
155 | #define xcondition_broadcast(cv) { \ | ||
156 | struct _xthread_waiter *_tmpthr; \ | ||
157 | EnterCriticalSection(&(cv)->cs); \ | ||
158 | for (_tmpthr = (cv)->waiters; _tmpthr; _tmpthr = _tmpthr->next) \ | ||
159 | ReleaseSemaphore(_tmpthr->sem, 1, NULL); \ | ||
160 | (cv)->waiters = NULL; \ | ||
161 | LeaveCriticalSection(&(cv)->cs); \ | ||
162 | } | ||
163 | #else /* !WIN32 */ | ||
164 | #ifdef USE_TIS_SUPPORT | ||
165 | /* | ||
166 | * TIS support is intended for thread safe libraries. | ||
167 | * This should not be used for general client programming. | ||
168 | */ | ||
169 | #include <tis.h> | ||
170 | typedef pthread_t xthread_t; | ||
171 | typedef pthread_key_t xthread_key_t; | ||
172 | typedef pthread_cond_t xcondition_rec; | ||
173 | typedef pthread_mutex_t xmutex_rec; | ||
174 | #define xthread_self tis_self | ||
175 | #define xthread_fork(func,closure) { pthread_t _tmpxthr; \ | ||
176 | pthread_create(&_tmpxthr,NULL,func,closure); } | ||
177 | #define xthread_yield() pthread_yield_np() | ||
178 | #define xthread_exit(v) pthread_exit(v) | ||
179 | #define xthread_key_create(kp,d) tis_key_create(kp,d) | ||
180 | #define xthread_key_delete(k) tis_key_delete(k) | ||
181 | #define xthread_set_specific(k,v) tis_setspecific(k,v) | ||
182 | #define xthread_get_specific(k,vp) *(vp) = tis_getspecific(k) | ||
183 | #define XMUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER | ||
184 | #define xmutex_init(m) tis_mutex_init(m) | ||
185 | #define xmutex_clear(m) tis_mutex_destroy(m) | ||
186 | #define xmutex_lock(m) tis_mutex_lock(m) | ||
187 | #define xmutex_unlock(m) tis_mutex_unlock(m) | ||
188 | #define xcondition_init(c) tis_cond_init(c) | ||
189 | #define xcondition_clear(c) tis_cond_destroy(c) | ||
190 | #define xcondition_wait(c,m) tis_cond_wait(c,m) | ||
191 | #define xcondition_signal(c) tis_cond_signal(c) | ||
192 | #define xcondition_broadcast(c) tis_cond_broadcast(c) | ||
193 | #else | ||
194 | #ifdef USE_NBSD_THREADLIB | ||
195 | /* | ||
196 | * NetBSD threadlib support is intended for thread safe libraries. | ||
197 | * This should not be used for general client programming. | ||
198 | */ | ||
199 | #include <threadlib.h> | ||
200 | typedef thr_t xthread_t; | ||
201 | typedef thread_key_t xthread_key_t; | ||
202 | typedef cond_t xcondition_rec; | ||
203 | typedef mutex_t xmutex_rec; | ||
204 | #define xthread_self thr_self | ||
205 | #define xthread_fork(func,closure) { thr_t _tmpxthr; \ | ||
206 | /* XXX Create it detached? --thorpej */ \ | ||
207 | thr_create(&_tmpxthr,NULL,func,closure); } | ||
208 | #define xthread_yield() thr_yield() | ||
209 | #define xthread_exit(v) thr_exit(v) | ||
210 | #define xthread_key_create(kp,d) thr_keycreate(kp,d) | ||
211 | #define xthread_key_delete(k) thr_keydelete(k) | ||
212 | #define xthread_set_specific(k,v) thr_setspecific(k,v) | ||
213 | #define xthread_get_specific(k,vp) *(vp) = thr_getspecific(k) | ||
214 | #define XMUTEX_INITIALIZER MUTEX_INITIALIZER | ||
215 | #define xmutex_init(m) mutex_init(m, 0) | ||
216 | #define xmutex_clear(m) mutex_destroy(m) | ||
217 | #define xmutex_lock(m) mutex_lock(m) | ||
218 | #define xmutex_unlock(m) mutex_unlock(m) | ||
219 | #define xcondition_init(c) cond_init(c, 0, 0) | ||
220 | #define xcondition_clear(c) cond_destroy(c) | ||
221 | #define xcondition_wait(c,m) cond_wait(c,m) | ||
222 | #define xcondition_signal(c) cond_signal(c) | ||
223 | #define xcondition_broadcast(c) cond_broadcast(c) | ||
224 | #else | ||
225 | #include <pthread.h> | ||
226 | typedef pthread_t xthread_t; | ||
227 | typedef pthread_key_t xthread_key_t; | ||
228 | typedef pthread_cond_t xcondition_rec; | ||
229 | typedef pthread_mutex_t xmutex_rec; | ||
230 | #define xthread_self pthread_self | ||
231 | #define xthread_yield() pthread_yield() | ||
232 | #define xthread_exit(v) pthread_exit(v) | ||
233 | #define xthread_set_specific(k,v) pthread_setspecific(k,v) | ||
234 | #define xmutex_clear(m) pthread_mutex_destroy(m) | ||
235 | #define xmutex_lock(m) pthread_mutex_lock(m) | ||
236 | #define xmutex_unlock(m) pthread_mutex_unlock(m) | ||
237 | #ifndef XPRE_STANDARD_API | ||
238 | #define xthread_key_create(kp,d) pthread_key_create(kp,d) | ||
239 | #define xthread_key_delete(k) pthread_key_delete(k) | ||
240 | #define xthread_get_specific(k,vp) *(vp) = pthread_getspecific(k) | ||
241 | #define xthread_fork(func,closure) { pthread_t _tmpxthr; \ | ||
242 | pthread_create(&_tmpxthr,NULL,func,closure); } | ||
243 | #define XMUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER | ||
244 | #define xmutex_init(m) pthread_mutex_init(m, NULL) | ||
245 | #define xcondition_init(c) pthread_cond_init(c, NULL) | ||
246 | #else /* XPRE_STANDARD_API */ | ||
247 | #define xthread_key_create(kp,d) pthread_keycreate(kp,d) | ||
248 | #define xthread_key_delete(k) 0 | ||
249 | #define xthread_get_specific(k,vp) pthread_getspecific(k,vp) | ||
250 | #define xthread_fork(func,closure) { pthread_t _tmpxthr; \ | ||
251 | pthread_create(&_tmpxthr,pthread_attr_default,func,closure); } | ||
252 | #define xmutex_init(m) pthread_mutex_init(m, pthread_mutexattr_default) | ||
253 | #define xcondition_init(c) pthread_cond_init(c, pthread_condattr_default) | ||
254 | #endif /* XPRE_STANDARD_API */ | ||
255 | #define xcondition_clear(c) pthread_cond_destroy(c) | ||
256 | #define xcondition_wait(c,m) pthread_cond_wait(c,m) | ||
257 | #define xcondition_signal(c) pthread_cond_signal(c) | ||
258 | #define xcondition_broadcast(c) pthread_cond_broadcast(c) | ||
259 | #if defined(_DECTHREADS_) | ||
260 | static xthread_t _X_no_thread_id; | ||
261 | #define xthread_have_id(id) !pthread_equal(id, _X_no_thread_id) | ||
262 | #define xthread_clear_id(id) id = _X_no_thread_id | ||
263 | #define xthread_equal(id1,id2) pthread_equal(id1, id2) | ||
264 | #endif /* _DECTHREADS_ */ | ||
265 | #if defined(__linux__) | ||
266 | #define xthread_have_id(id) !pthread_equal(id, 0) | ||
267 | #define xthread_clear_id(id) id = 0 | ||
268 | #define xthread_equal(id1,id2) pthread_equal(id1, id2) | ||
269 | #endif /* linux */ | ||
270 | #if defined(_CMA_VENDOR_) && defined(_CMA__IBM) && (_CMA_VENDOR_ == _CMA__IBM) | ||
271 | #ifdef DEBUG /* too much of a hack to enable normally */ | ||
272 | /* see also cma__obj_set_name() */ | ||
273 | #define xmutex_set_name(m,str) ((char**)(m)->field1)[5] = (str) | ||
274 | #define xcondition_set_name(cv,str) ((char**)(cv)->field1)[5] = (str) | ||
275 | #endif /* DEBUG */ | ||
276 | #endif /* _CMA_VENDOR_ == _CMA__IBM */ | ||
277 | #endif /* USE_NBSD_THREADLIB */ | ||
278 | #endif /* USE_TIS_SUPPORT */ | ||
279 | #endif /* WIN32 */ | ||
280 | #endif /* SVR4 */ | ||
281 | #endif /* CTHREADS */ | ||
282 | typedef xcondition_rec *xcondition_t; | ||
283 | typedef xmutex_rec *xmutex_t; | ||
284 | #ifndef xcondition_malloc | ||
285 | #define xcondition_malloc() (xcondition_t)xmalloc(sizeof(xcondition_rec)) | ||
286 | #endif | ||
287 | #ifndef xcondition_free | ||
288 | #define xcondition_free(c) xfree((char *)c) | ||
289 | #endif | ||
290 | #ifndef xmutex_malloc | ||
291 | #define xmutex_malloc() (xmutex_t)xmalloc(sizeof(xmutex_rec)) | ||
292 | #endif | ||
293 | #ifndef xmutex_free | ||
294 | #define xmutex_free(m) xfree((char *)m) | ||
295 | #endif | ||
296 | #ifndef xthread_have_id | ||
297 | #define xthread_have_id(id) id | ||
298 | #endif | ||
299 | #ifndef xthread_clear_id | ||
300 | #define xthread_clear_id(id) id = 0 | ||
301 | #endif | ||
302 | #ifndef xthread_equal | ||
303 | #define xthread_equal(id1,id2) ((id1) == (id2)) | ||
304 | #endif | ||
305 | /* aids understood by some debuggers */ | ||
306 | #ifndef xthread_set_name | ||
307 | #define xthread_set_name(t,str) | ||
308 | #endif | ||
309 | #ifndef xmutex_set_name | ||
310 | #define xmutex_set_name(m,str) | ||
311 | #endif | ||
312 | #ifndef xcondition_set_name | ||
313 | #define xcondition_set_name(cv,str) | ||
314 | #endif | ||
315 | |||
316 | #endif /* _XTHREADS_H_ */ | ||