Mercurial > hg > CbC > CbC_gcc
annotate gcc/gthr-single.h @ 58:3aaf117db171
error at dwarf2out.c
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Mon, 15 Feb 2010 14:58:24 +0900 |
| parents | 77e2b8dfacca |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* Threads compatibility routines for libgcc2 and libobjc. */ |
| 2 /* Compile this one with gcc. */ | |
| 3 /* Copyright (C) 1997, 1999, 2000, 2004, 2008, 2009 | |
| 4 Free Software Foundation, Inc. | |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 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 | |
| 10 Software Foundation; either version 3, or (at your option) any later | |
| 11 version. | |
| 12 | |
| 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. | |
| 17 | |
| 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/>. */ | |
| 26 | |
| 27 #ifndef GCC_GTHR_SINGLE_H | |
| 28 #define GCC_GTHR_SINGLE_H | |
| 29 | |
| 30 /* Just provide compatibility for mutex handling. */ | |
| 31 | |
| 32 typedef int __gthread_key_t; | |
| 33 typedef int __gthread_once_t; | |
| 34 typedef int __gthread_mutex_t; | |
| 35 typedef int __gthread_recursive_mutex_t; | |
| 36 | |
| 37 #define __GTHREAD_ONCE_INIT 0 | |
| 38 #define __GTHREAD_MUTEX_INIT 0 | |
| 39 #define __GTHREAD_RECURSIVE_MUTEX_INIT 0 | |
| 40 | |
| 41 #define UNUSED __attribute__((unused)) | |
| 42 | |
| 43 #ifdef _LIBOBJC | |
| 44 | |
| 45 /* Thread local storage for a single thread */ | |
| 46 static void *thread_local_storage = NULL; | |
| 47 | |
| 48 /* Backend initialization functions */ | |
| 49 | |
| 50 /* Initialize the threads subsystem. */ | |
| 51 static inline int | |
| 52 __gthread_objc_init_thread_system (void) | |
| 53 { | |
| 54 /* No thread support available */ | |
| 55 return -1; | |
| 56 } | |
| 57 | |
| 58 /* Close the threads subsystem. */ | |
| 59 static inline int | |
| 60 __gthread_objc_close_thread_system (void) | |
| 61 { | |
| 62 /* No thread support available */ | |
| 63 return -1; | |
| 64 } | |
| 65 | |
| 66 /* Backend thread functions */ | |
| 67 | |
| 68 /* Create a new thread of execution. */ | |
| 69 static inline objc_thread_t | |
| 70 __gthread_objc_thread_detach (void (* func)(void *), void * arg UNUSED) | |
| 71 { | |
| 72 /* No thread support available */ | |
| 73 return NULL; | |
| 74 } | |
| 75 | |
| 76 /* Set the current thread's priority. */ | |
| 77 static inline int | |
| 78 __gthread_objc_thread_set_priority (int priority UNUSED) | |
| 79 { | |
| 80 /* No thread support available */ | |
| 81 return -1; | |
| 82 } | |
| 83 | |
| 84 /* Return the current thread's priority. */ | |
| 85 static inline int | |
| 86 __gthread_objc_thread_get_priority (void) | |
| 87 { | |
| 88 return OBJC_THREAD_INTERACTIVE_PRIORITY; | |
| 89 } | |
| 90 | |
| 91 /* Yield our process time to another thread. */ | |
| 92 static inline void | |
| 93 __gthread_objc_thread_yield (void) | |
| 94 { | |
| 95 return; | |
| 96 } | |
| 97 | |
| 98 /* Terminate the current thread. */ | |
| 99 static inline int | |
| 100 __gthread_objc_thread_exit (void) | |
| 101 { | |
| 102 /* No thread support available */ | |
| 103 /* Should we really exit the program */ | |
| 104 /* exit (&__objc_thread_exit_status); */ | |
| 105 return -1; | |
| 106 } | |
| 107 | |
| 108 /* Returns an integer value which uniquely describes a thread. */ | |
| 109 static inline objc_thread_t | |
| 110 __gthread_objc_thread_id (void) | |
| 111 { | |
| 112 /* No thread support, use 1. */ | |
| 113 return (objc_thread_t) 1; | |
| 114 } | |
| 115 | |
| 116 /* Sets the thread's local storage pointer. */ | |
| 117 static inline int | |
| 118 __gthread_objc_thread_set_data (void *value) | |
| 119 { | |
| 120 thread_local_storage = value; | |
| 121 return 0; | |
| 122 } | |
| 123 | |
| 124 /* Returns the thread's local storage pointer. */ | |
| 125 static inline void * | |
| 126 __gthread_objc_thread_get_data (void) | |
| 127 { | |
| 128 return thread_local_storage; | |
| 129 } | |
| 130 | |
| 131 /* Backend mutex functions */ | |
| 132 | |
| 133 /* Allocate a mutex. */ | |
| 134 static inline int | |
| 135 __gthread_objc_mutex_allocate (objc_mutex_t mutex UNUSED) | |
| 136 { | |
| 137 return 0; | |
| 138 } | |
| 139 | |
| 140 /* Deallocate a mutex. */ | |
| 141 static inline int | |
| 142 __gthread_objc_mutex_deallocate (objc_mutex_t mutex UNUSED) | |
| 143 { | |
| 144 return 0; | |
| 145 } | |
| 146 | |
| 147 /* Grab a lock on a mutex. */ | |
| 148 static inline int | |
| 149 __gthread_objc_mutex_lock (objc_mutex_t mutex UNUSED) | |
| 150 { | |
| 151 /* There can only be one thread, so we always get the lock */ | |
| 152 return 0; | |
| 153 } | |
| 154 | |
| 155 /* Try to grab a lock on a mutex. */ | |
| 156 static inline int | |
| 157 __gthread_objc_mutex_trylock (objc_mutex_t mutex UNUSED) | |
| 158 { | |
| 159 /* There can only be one thread, so we always get the lock */ | |
| 160 return 0; | |
| 161 } | |
| 162 | |
| 163 /* Unlock the mutex */ | |
| 164 static inline int | |
| 165 __gthread_objc_mutex_unlock (objc_mutex_t mutex UNUSED) | |
| 166 { | |
| 167 return 0; | |
| 168 } | |
| 169 | |
| 170 /* Backend condition mutex functions */ | |
| 171 | |
| 172 /* Allocate a condition. */ | |
| 173 static inline int | |
| 174 __gthread_objc_condition_allocate (objc_condition_t condition UNUSED) | |
| 175 { | |
| 176 return 0; | |
| 177 } | |
| 178 | |
| 179 /* Deallocate a condition. */ | |
| 180 static inline int | |
| 181 __gthread_objc_condition_deallocate (objc_condition_t condition UNUSED) | |
| 182 { | |
| 183 return 0; | |
| 184 } | |
| 185 | |
| 186 /* Wait on the condition */ | |
| 187 static inline int | |
| 188 __gthread_objc_condition_wait (objc_condition_t condition UNUSED, | |
| 189 objc_mutex_t mutex UNUSED) | |
| 190 { | |
| 191 return 0; | |
| 192 } | |
| 193 | |
| 194 /* Wake up all threads waiting on this condition. */ | |
| 195 static inline int | |
| 196 __gthread_objc_condition_broadcast (objc_condition_t condition UNUSED) | |
| 197 { | |
| 198 return 0; | |
| 199 } | |
| 200 | |
| 201 /* Wake up one thread waiting on this condition. */ | |
| 202 static inline int | |
| 203 __gthread_objc_condition_signal (objc_condition_t condition UNUSED) | |
| 204 { | |
| 205 return 0; | |
| 206 } | |
| 207 | |
| 208 #else /* _LIBOBJC */ | |
| 209 | |
| 210 static inline int | |
| 211 __gthread_active_p (void) | |
| 212 { | |
| 213 return 0; | |
| 214 } | |
| 215 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
216 static inline int |
| 0 | 217 __gthread_once (__gthread_once_t *__once UNUSED, void (*__func) (void) UNUSED) |
| 218 { | |
| 219 return 0; | |
| 220 } | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
221 |
| 0 | 222 static inline int UNUSED |
| 223 __gthread_key_create (__gthread_key_t *__key UNUSED, void (*__func) (void *) UNUSED) | |
| 224 { | |
| 225 return 0; | |
| 226 } | |
| 227 | |
| 228 static int UNUSED | |
| 229 __gthread_key_delete (__gthread_key_t __key UNUSED) | |
| 230 { | |
| 231 return 0; | |
| 232 } | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
233 |
| 0 | 234 static inline void * |
| 235 __gthread_getspecific (__gthread_key_t __key UNUSED) | |
| 236 { | |
| 237 return 0; | |
| 238 } | |
| 239 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
240 static inline int |
| 0 | 241 __gthread_setspecific (__gthread_key_t __key UNUSED, const void *__v UNUSED) |
| 242 { | |
| 243 return 0; | |
| 244 } | |
| 245 | |
| 246 static inline int | |
| 247 __gthread_mutex_destroy (__gthread_mutex_t *__mutex UNUSED) | |
| 248 { | |
| 249 return 0; | |
| 250 } | |
| 251 | |
| 252 static inline int | |
| 253 __gthread_mutex_lock (__gthread_mutex_t *__mutex UNUSED) | |
| 254 { | |
| 255 return 0; | |
| 256 } | |
| 257 | |
| 258 static inline int | |
| 259 __gthread_mutex_trylock (__gthread_mutex_t *__mutex UNUSED) | |
| 260 { | |
| 261 return 0; | |
| 262 } | |
| 263 | |
| 264 static inline int | |
| 265 __gthread_mutex_unlock (__gthread_mutex_t *__mutex UNUSED) | |
| 266 { | |
| 267 return 0; | |
| 268 } | |
| 269 | |
| 270 static inline int | |
| 271 __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) | |
| 272 { | |
| 273 return __gthread_mutex_lock (__mutex); | |
| 274 } | |
| 275 | |
| 276 static inline int | |
| 277 __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) | |
| 278 { | |
| 279 return __gthread_mutex_trylock (__mutex); | |
| 280 } | |
| 281 | |
| 282 static inline int | |
| 283 __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) | |
| 284 { | |
| 285 return __gthread_mutex_unlock (__mutex); | |
| 286 } | |
| 287 | |
| 288 #endif /* _LIBOBJC */ | |
| 289 | |
| 290 #undef UNUSED | |
| 291 | |
| 292 #endif /* ! GCC_GTHR_SINGLE_H */ |