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<title>LCOV - lcov.info - /usr/include/c++/4.3/i486-linux-gnu/bits/gthr-default.h</title>
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<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LTP GCOV extension - code coverage report</td></tr>
<tr><td class="ruler"><img src="../../../../../../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
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<td class="headerItem" width="20%">Current view:</td>
<td class="headerValue" width="80%" colspan=4><a href="../../../../../../index.html">directory</a> - <a href="index.html">usr/include/c++/4.3/i486-linux-gnu/bits</a> - gthr-default.h</td>
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<td class="headerItem" width="20%">Test:</td>
<td class="headerValue" width="80%" colspan=4>lcov.info</td>
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<tr>
<td class="headerItem" width="20%">Date:</td>
<td class="headerValue" width="20%">2008-08-14</td>
<td width="20%"></td>
<td class="headerItem" width="20%">Instrumented lines:</td>
<td class="headerValue" width="20%">2</td>
</tr>
<tr>
<td class="headerItem" width="20%">Code covered:</td>
<td class="headerValue" width="20%">0.0 %</td>
<td width="20%"></td>
<td class="headerItem" width="20%">Executed lines:</td>
<td class="headerValue" width="20%">0</td>
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<td><pre class="source">
<span class="lineNum"> 1 </span> : /* Threads compatibility routines for libgcc2 and libobjc. */
<span class="lineNum"> 2 </span> : /* Compile this one with gcc. */
<span class="lineNum"> 3 </span> : /* Copyright (C) 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
<span class="lineNum"> 4 </span> : Free Software Foundation, Inc.
<span class="lineNum"> 5 </span> :
<span class="lineNum"> 6 </span> : This file is part of GCC.
<span class="lineNum"> 7 </span> :
<span class="lineNum"> 8 </span> : GCC is free software; you can redistribute it and/or modify it under
<span class="lineNum"> 9 </span> : the terms of the GNU General Public License as published by the Free
<span class="lineNum"> 10 </span> : Software Foundation; either version 2, or (at your option) any later
<span class="lineNum"> 11 </span> : version.
<span class="lineNum"> 12 </span> :
<span class="lineNum"> 13 </span> : GCC is distributed in the hope that it will be useful, but WITHOUT ANY
<span class="lineNum"> 14 </span> : WARRANTY; without even the implied warranty of MERCHANTABILITY or
<span class="lineNum"> 15 </span> : FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
<span class="lineNum"> 16 </span> : for more details.
<span class="lineNum"> 17 </span> :
<span class="lineNum"> 18 </span> : You should have received a copy of the GNU General Public License
<span class="lineNum"> 19 </span> : along with GCC; see the file COPYING. If not, write to the Free
<span class="lineNum"> 20 </span> : Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
<span class="lineNum"> 21 </span> : 02110-1301, USA. */
<span class="lineNum"> 22 </span> :
<span class="lineNum"> 23 </span> : /* As a special exception, if you link this library with other files,
<span class="lineNum"> 24 </span> : some of which are compiled with GCC, to produce an executable,
<span class="lineNum"> 25 </span> : this library does not by itself cause the resulting executable
<span class="lineNum"> 26 </span> : to be covered by the GNU General Public License.
<span class="lineNum"> 27 </span> : This exception does not however invalidate any other reasons why
<span class="lineNum"> 28 </span> : the executable file might be covered by the GNU General Public License. */
<span class="lineNum"> 29 </span> :
<span class="lineNum"> 30 </span> : #ifndef _GLIBCXX_GCC_GTHR_POSIX_H
<span class="lineNum"> 31 </span> : #define _GLIBCXX_GCC_GTHR_POSIX_H
<span class="lineNum"> 32 </span> :
<span class="lineNum"> 33 </span> : /* POSIX threads specific definitions.
<span class="lineNum"> 34 </span> : Easy, since the interface is just one-to-one mapping. */
<span class="lineNum"> 35 </span> :
<span class="lineNum"> 36 </span> : #define __GTHREADS 1
<span class="lineNum"> 37 </span> :
<span class="lineNum"> 38 </span> : /* Some implementations of <pthread.h> require this to be defined. */
<span class="lineNum"> 39 </span> : #if !defined(_REENTRANT) && defined(__osf__)
<span class="lineNum"> 40 </span> : #define _REENTRANT 1
<span class="lineNum"> 41 </span> : #endif
<span class="lineNum"> 42 </span> :
<span class="lineNum"> 43 </span> : #include <pthread.h>
<span class="lineNum"> 44 </span> : #include <unistd.h>
<span class="lineNum"> 45 </span> :
<span class="lineNum"> 46 </span> : typedef pthread_key_t __gthread_key_t;
<span class="lineNum"> 47 </span> : typedef pthread_once_t __gthread_once_t;
<span class="lineNum"> 48 </span> : typedef pthread_mutex_t __gthread_mutex_t;
<span class="lineNum"> 49 </span> : typedef pthread_mutex_t __gthread_recursive_mutex_t;
<span class="lineNum"> 50 </span> : typedef pthread_cond_t __gthread_cond_t;
<span class="lineNum"> 51 </span> :
<span class="lineNum"> 52 </span> : /* POSIX like conditional variables are supported. Please look at comments
<span class="lineNum"> 53 </span> : in gthr.h for details. */
<span class="lineNum"> 54 </span> : #define __GTHREAD_HAS_COND 1
<span class="lineNum"> 55 </span> :
<span class="lineNum"> 56 </span> : #define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER
<span class="lineNum"> 57 </span> : #define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT
<span class="lineNum"> 58 </span> : #if defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER)
<span class="lineNum"> 59 </span> : #define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER
<span class="lineNum"> 60 </span> : #elif defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP)
<span class="lineNum"> 61 </span> : #define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
<span class="lineNum"> 62 </span> : #else
<span class="lineNum"> 63 </span> : #define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function
<span class="lineNum"> 64 </span> : #endif
<span class="lineNum"> 65 </span> : #define __GTHREAD_COND_INIT PTHREAD_COND_INITIALIZER
<span class="lineNum"> 66 </span> :
<span class="lineNum"> 67 </span> : #if __GXX_WEAK__ && _GLIBCXX_GTHREAD_USE_WEAK
<span class="lineNum"> 68 </span> : # ifndef __gthrw_pragma
<span class="lineNum"> 69 </span> : # define __gthrw_pragma(pragma)
<span class="lineNum"> 70 </span> : # endif
<span class="lineNum"> 71 </span> : # define __gthrw2(name,name2,type) \
<span class="lineNum"> 72 </span> : static __typeof(type) name __attribute__ ((__weakref__(#name2))); \
<span class="lineNum"> 73 </span> : __gthrw_pragma(weak type)
<span class="lineNum"> 74 </span> : # define __gthrw_(name) __gthrw_ ## name
<span class="lineNum"> 75 </span> : #else
<span class="lineNum"> 76 </span> : # define __gthrw2(name,name2,type)
<span class="lineNum"> 77 </span> : # define __gthrw_(name) name
<span class="lineNum"> 78 </span> : #endif
<span class="lineNum"> 79 </span> :
<span class="lineNum"> 80 </span> : /* Typically, __gthrw_foo is a weak reference to symbol foo. */
<span class="lineNum"> 81 </span> : #define __gthrw(name) __gthrw2(__gthrw_ ## name,name,name)
<span class="lineNum"> 82 </span> :
<span class="lineNum"> 83 </span> : /* On Tru64, /usr/include/pthread.h uses #pragma extern_prefix "__" to
<span class="lineNum"> 84 </span> : map a subset of the POSIX pthread API to mangled versions of their
<span class="lineNum"> 85 </span> : names. */
<span class="lineNum"> 86 </span> : #if defined(__osf__) && defined(_PTHREAD_USE_MANGLED_NAMES_)
<span class="lineNum"> 87 </span> : #define __gthrw3(name) __gthrw2(__gthrw_ ## name, __ ## name, name)
<span class="lineNum"> 88 </span> : __gthrw3(pthread_once)
<span class="lineNum"> 89 </span> : __gthrw3(pthread_getspecific)
<span class="lineNum"> 90 </span> : __gthrw3(pthread_setspecific)
<span class="lineNum"> 91 </span> : __gthrw3(pthread_create)
<span class="lineNum"> 92 </span> : __gthrw3(pthread_cancel)
<span class="lineNum"> 93 </span> : __gthrw3(pthread_mutex_lock)
<span class="lineNum"> 94 </span> : __gthrw3(pthread_mutex_trylock)
<span class="lineNum"> 95 </span> : __gthrw3(pthread_mutex_unlock)
<span class="lineNum"> 96 </span> : __gthrw3(pthread_mutex_init)
<span class="lineNum"> 97 </span> : __gthrw3(pthread_cond_broadcast)
<span class="lineNum"> 98 </span> : __gthrw3(pthread_cond_wait)
<span class="lineNum"> 99 </span> : #else
<span class="lineNum"> 100 </span> : __gthrw(pthread_once)
<span class="lineNum"> 101 </span> : __gthrw(pthread_getspecific)
<span class="lineNum"> 102 </span> : __gthrw(pthread_setspecific)
<span class="lineNum"> 103 </span> : __gthrw(pthread_create)
<span class="lineNum"> 104 </span> : __gthrw(pthread_cancel)
<span class="lineNum"> 105 </span> : __gthrw(pthread_mutex_lock)
<span class="lineNum"> 106 </span> : __gthrw(pthread_mutex_trylock)
<span class="lineNum"> 107 </span> : __gthrw(pthread_mutex_unlock)
<span class="lineNum"> 108 </span> : __gthrw(pthread_mutex_init)
<span class="lineNum"> 109 </span> : __gthrw(pthread_cond_broadcast)
<span class="lineNum"> 110 </span> : __gthrw(pthread_cond_wait)
<span class="lineNum"> 111 </span> : #endif
<span class="lineNum"> 112 </span> :
<span class="lineNum"> 113 </span> : __gthrw(pthread_key_create)
<span class="lineNum"> 114 </span> : __gthrw(pthread_key_delete)
<span class="lineNum"> 115 </span> : __gthrw(pthread_mutexattr_init)
<span class="lineNum"> 116 </span> : __gthrw(pthread_mutexattr_settype)
<span class="lineNum"> 117 </span> : __gthrw(pthread_mutexattr_destroy)
<span class="lineNum"> 118 </span> :
<span class="lineNum"> 119 </span> :
<span class="lineNum"> 120 </span> : #if defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)
<span class="lineNum"> 121 </span> : /* Objective-C. */
<span class="lineNum"> 122 </span> : #if defined(__osf__) && defined(_PTHREAD_USE_MANGLED_NAMES_)
<span class="lineNum"> 123 </span> : __gthrw3(pthread_cond_destroy)
<span class="lineNum"> 124 </span> : __gthrw3(pthread_cond_init)
<span class="lineNum"> 125 </span> : __gthrw3(pthread_cond_signal)
<span class="lineNum"> 126 </span> : __gthrw3(pthread_exit)
<span class="lineNum"> 127 </span> : __gthrw3(pthread_mutex_destroy)
<span class="lineNum"> 128 </span> : __gthrw3(pthread_self)
<span class="lineNum"> 129 </span> : #else
<span class="lineNum"> 130 </span> : __gthrw(pthread_cond_destroy)
<span class="lineNum"> 131 </span> : __gthrw(pthread_cond_init)
<span class="lineNum"> 132 </span> : __gthrw(pthread_cond_signal)
<span class="lineNum"> 133 </span> : __gthrw(pthread_exit)
<span class="lineNum"> 134 </span> : __gthrw(pthread_mutex_destroy)
<span class="lineNum"> 135 </span> : __gthrw(pthread_self)
<span class="lineNum"> 136 </span> : #endif /* __osf__ && _PTHREAD_USE_MANGLED_NAMES_ */
<span class="lineNum"> 137 </span> : #ifdef _POSIX_PRIORITY_SCHEDULING
<span class="lineNum"> 138 </span> : #ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
<span class="lineNum"> 139 </span> : __gthrw(sched_get_priority_max)
<span class="lineNum"> 140 </span> : __gthrw(sched_get_priority_min)
<span class="lineNum"> 141 </span> : #endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
<span class="lineNum"> 142 </span> : #endif /* _POSIX_PRIORITY_SCHEDULING */
<span class="lineNum"> 143 </span> : __gthrw(sched_yield)
<span class="lineNum"> 144 </span> : __gthrw(pthread_attr_destroy)
<span class="lineNum"> 145 </span> : __gthrw(pthread_attr_init)
<span class="lineNum"> 146 </span> : __gthrw(pthread_attr_setdetachstate)
<span class="lineNum"> 147 </span> : #ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
<span class="lineNum"> 148 </span> : __gthrw(pthread_getschedparam)
<span class="lineNum"> 149 </span> : __gthrw(pthread_setschedparam)
<span class="lineNum"> 150 </span> : #endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
<span class="lineNum"> 151 </span> : #endif /* _LIBOBJC || _LIBOBJC_WEAK */
<span class="lineNum"> 152 </span> :
<span class="lineNum"> 153 </span> : #if __GXX_WEAK__ && _GLIBCXX_GTHREAD_USE_WEAK
<span class="lineNum"> 154 </span> :
<span class="lineNum"> 155 </span> : /* On Solaris 2.6 up to 9, the libc exposes a POSIX threads interface even if
<span class="lineNum"> 156 </span> : -pthreads is not specified. The functions are dummies and most return an
<span class="lineNum"> 157 </span> : error value. However pthread_once returns 0 without invoking the routine
<span class="lineNum"> 158 </span> : it is passed so we cannot pretend that the interface is active if -pthreads
<span class="lineNum"> 159 </span> : is not specified. On Solaris 2.5.1, the interface is not exposed at all so
<span class="lineNum"> 160 </span> : we need to play the usual game with weak symbols. On Solaris 10 and up, a
<span class="lineNum"> 161 </span> : working interface is always exposed. On FreeBSD 6 and later, libc also
<span class="lineNum"> 162 </span> : exposes a dummy POSIX threads interface, similar to what Solaris 2.6 up
<span class="lineNum"> 163 </span> : to 9 does. FreeBSD >= 700014 even provides a pthread_cancel stub in libc,
<span class="lineNum"> 164 </span> : which means the alternate __gthread_active_p below cannot be used there. */
<span class="lineNum"> 165 </span> :
<span class="lineNum"> 166 </span> : #if defined(__FreeBSD__) || (defined(__sun) && defined(__svr4__))
<span class="lineNum"> 167 </span> :
<span class="lineNum"> 168 </span> : static volatile int __gthread_active = -1;
<span class="lineNum"> 169 </span> :
<span class="lineNum"> 170 </span> : static void
<span class="lineNum"> 171 </span> : __gthread_trigger (void)
<span class="lineNum"> 172 </span> : {
<span class="lineNum"> 173 </span> : __gthread_active = 1;
<span class="lineNum"> 174 </span> : }
<span class="lineNum"> 175 </span> :
<span class="lineNum"> 176 </span> : static inline int
<span class="lineNum"> 177 </span> : __gthread_active_p (void)
<span class="lineNum"> 178 </span> : {
<span class="lineNum"> 179 </span> : static pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER;
<span class="lineNum"> 180 </span> : static pthread_once_t __gthread_active_once = PTHREAD_ONCE_INIT;
<span class="lineNum"> 181 </span> :
<span class="lineNum"> 182 </span> : /* Avoid reading __gthread_active twice on the main code path. */
<span class="lineNum"> 183 </span> : int __gthread_active_latest_value = __gthread_active;
<span class="lineNum"> 184 </span> :
<span class="lineNum"> 185 </span> : /* This test is not protected to avoid taking a lock on the main code
<span class="lineNum"> 186 </span> : path so every update of __gthread_active in a threaded program must
<span class="lineNum"> 187 </span> : be atomic with regard to the result of the test. */
<span class="lineNum"> 188 </span> : if (__builtin_expect (__gthread_active_latest_value < 0, 0))
<span class="lineNum"> 189 </span> : {
<span class="lineNum"> 190 </span> : if (__gthrw_(pthread_once))
<span class="lineNum"> 191 </span> : {
<span class="lineNum"> 192 </span> : /* If this really is a threaded program, then we must ensure that
<span class="lineNum"> 193 </span> : __gthread_active has been set to 1 before exiting this block. */
<span class="lineNum"> 194 </span> : __gthrw_(pthread_mutex_lock) (&__gthread_active_mutex);
<span class="lineNum"> 195 </span> : __gthrw_(pthread_once) (&__gthread_active_once, __gthread_trigger);
<span class="lineNum"> 196 </span> : __gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex);
<span class="lineNum"> 197 </span> : }
<span class="lineNum"> 198 </span> :
<span class="lineNum"> 199 </span> : /* Make sure we'll never enter this block again. */
<span class="lineNum"> 200 </span> : if (__gthread_active < 0)
<span class="lineNum"> 201 </span> : __gthread_active = 0;
<span class="lineNum"> 202 </span> :
<span class="lineNum"> 203 </span> : __gthread_active_latest_value = __gthread_active;
<span class="lineNum"> 204 </span> : }
<span class="lineNum"> 205 </span> :
<span class="lineNum"> 206 </span> : return __gthread_active_latest_value != 0;
<span class="lineNum"> 207 </span> : }
<span class="lineNum"> 208 </span> :
<span class="lineNum"> 209 </span> : #else /* neither FreeBSD nor Solaris */
<span class="lineNum"> 210 </span> :
<span class="lineNum"> 211 </span> : static inline int
<span class="lineNum"> 212 </span><span class="lineNoCov"> 0 : __gthread_active_p (void)</span>
<span class="lineNum"> 213 </span> : {
<span class="lineNum"> 214 </span> : static void *const __gthread_active_ptr
<span class="lineNum"> 215 </span> : = __extension__ (void *) &__gthrw_(pthread_cancel);
<span class="lineNum"> 216 </span><span class="lineNoCov"> 0 : return __gthread_active_ptr != 0;</span>
<span class="lineNum"> 217 </span> : }
<span class="lineNum"> 218 </span> :
<span class="lineNum"> 219 </span> : #endif /* FreeBSD or Solaris */
<span class="lineNum"> 220 </span> :
<span class="lineNum"> 221 </span> : #else /* not __GXX_WEAK__ */
<span class="lineNum"> 222 </span> :
<span class="lineNum"> 223 </span> : /* Similar to Solaris, HP-UX 11 for PA-RISC provides stubs for pthread
<span class="lineNum"> 224 </span> : calls in shared flavors of the HP-UX C library. Most of the stubs
<span class="lineNum"> 225 </span> : have no functionality. The details are described in the "libc cumulative
<span class="lineNum"> 226 </span> : patch" for each subversion of HP-UX 11. There are two special interfaces
<span class="lineNum"> 227 </span> : provided for checking whether an application is linked to a pthread
<span class="lineNum"> 228 </span> : library or not. However, these interfaces aren't available in early
<span class="lineNum"> 229 </span> : libc versions. We also can't use pthread_once as some libc versions
<span class="lineNum"> 230 </span> : call the init function. So, we use pthread_create to check whether it
<span class="lineNum"> 231 </span> : is possible to create a thread or not. The stub implementation returns
<span class="lineNum"> 232 </span> : the error number ENOSYS. */
<span class="lineNum"> 233 </span> :
<span class="lineNum"> 234 </span> : #if defined(__hppa__) && defined(__hpux__)
<span class="lineNum"> 235 </span> :
<span class="lineNum"> 236 </span> : #include <errno.h>
<span class="lineNum"> 237 </span> :
<span class="lineNum"> 238 </span> : static volatile int __gthread_active = -1;
<span class="lineNum"> 239 </span> :
<span class="lineNum"> 240 </span> : static void *
<span class="lineNum"> 241 </span> : __gthread_start (void *arg __attribute__((unused)))
<span class="lineNum"> 242 </span> : {
<span class="lineNum"> 243 </span> : return NULL;
<span class="lineNum"> 244 </span> : }
<span class="lineNum"> 245 </span> :
<span class="lineNum"> 246 </span> : static void __gthread_active_init (void) __attribute__((noinline));
<span class="lineNum"> 247 </span> : static void
<span class="lineNum"> 248 </span> : __gthread_active_init (void)
<span class="lineNum"> 249 </span> : {
<span class="lineNum"> 250 </span> : static pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER;
<span class="lineNum"> 251 </span> : pthread_t t;
<span class="lineNum"> 252 </span> : pthread_attr_t a;
<span class="lineNum"> 253 </span> : int result;
<span class="lineNum"> 254 </span> :
<span class="lineNum"> 255 </span> : __gthrw_(pthread_mutex_lock) (&__gthread_active_mutex);
<span class="lineNum"> 256 </span> : if (__gthread_active < 0)
<span class="lineNum"> 257 </span> : {
<span class="lineNum"> 258 </span> : __gthrw_(pthread_attr_init) (&a);
<span class="lineNum"> 259 </span> : __gthrw_(pthread_attr_setdetachstate) (&a, PTHREAD_CREATE_DETACHED);
<span class="lineNum"> 260 </span> : result = __gthrw_(pthread_create) (&t, &a, __gthread_start, NULL);
<span class="lineNum"> 261 </span> : if (result != ENOSYS)
<span class="lineNum"> 262 </span> : __gthread_active = 1;
<span class="lineNum"> 263 </span> : else
<span class="lineNum"> 264 </span> : __gthread_active = 0;
<span class="lineNum"> 265 </span> : __gthrw_(pthread_attr_destroy) (&a);
<span class="lineNum"> 266 </span> : }
<span class="lineNum"> 267 </span> : __gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex);
<span class="lineNum"> 268 </span> : }
<span class="lineNum"> 269 </span> :
<span class="lineNum"> 270 </span> : static inline int
<span class="lineNum"> 271 </span> : __gthread_active_p (void)
<span class="lineNum"> 272 </span> : {
<span class="lineNum"> 273 </span> : /* Avoid reading __gthread_active twice on the main code path. */
<span class="lineNum"> 274 </span> : int __gthread_active_latest_value = __gthread_active;
<span class="lineNum"> 275 </span> :
<span class="lineNum"> 276 </span> : /* This test is not protected to avoid taking a lock on the main code
<span class="lineNum"> 277 </span> : path so every update of __gthread_active in a threaded program must
<span class="lineNum"> 278 </span> : be atomic with regard to the result of the test. */
<span class="lineNum"> 279 </span> : if (__builtin_expect (__gthread_active_latest_value < 0, 0))
<span class="lineNum"> 280 </span> : {
<span class="lineNum"> 281 </span> : __gthread_active_init ();
<span class="lineNum"> 282 </span> : __gthread_active_latest_value = __gthread_active;
<span class="lineNum"> 283 </span> : }
<span class="lineNum"> 284 </span> :
<span class="lineNum"> 285 </span> : return __gthread_active_latest_value != 0;
<span class="lineNum"> 286 </span> : }
<span class="lineNum"> 287 </span> :
<span class="lineNum"> 288 </span> : #else /* not hppa-hpux */
<span class="lineNum"> 289 </span> :
<span class="lineNum"> 290 </span> : static inline int
<span class="lineNum"> 291 </span> : __gthread_active_p (void)
<span class="lineNum"> 292 </span> : {
<span class="lineNum"> 293 </span> : return 1;
<span class="lineNum"> 294 </span> : }
<span class="lineNum"> 295 </span> :
<span class="lineNum"> 296 </span> : #endif /* hppa-hpux */
<span class="lineNum"> 297 </span> :
<span class="lineNum"> 298 </span> : #endif /* __GXX_WEAK__ */
<span class="lineNum"> 299 </span> :
<span class="lineNum"> 300 </span> : #ifdef _LIBOBJC
<span class="lineNum"> 301 </span> :
<span class="lineNum"> 302 </span> : /* This is the config.h file in libobjc/ */
<span class="lineNum"> 303 </span> : #include <config.h>
<span class="lineNum"> 304 </span> :
<span class="lineNum"> 305 </span> : #ifdef HAVE_SCHED_H
<span class="lineNum"> 306 </span> : # include <sched.h>
<span class="lineNum"> 307 </span> : #endif
<span class="lineNum"> 308 </span> :
<span class="lineNum"> 309 </span> : /* Key structure for maintaining thread specific storage */
<span class="lineNum"> 310 </span> : static pthread_key_t _objc_thread_storage;
<span class="lineNum"> 311 </span> : static pthread_attr_t _objc_thread_attribs;
<span class="lineNum"> 312 </span> :
<span class="lineNum"> 313 </span> : /* Thread local storage for a single thread */
<span class="lineNum"> 314 </span> : static void *thread_local_storage = NULL;
<span class="lineNum"> 315 </span> :
<span class="lineNum"> 316 </span> : /* Backend initialization functions */
<span class="lineNum"> 317 </span> :
<span class="lineNum"> 318 </span> : /* Initialize the threads subsystem. */
<span class="lineNum"> 319 </span> : static inline int
<span class="lineNum"> 320 </span> : __gthread_objc_init_thread_system (void)
<span class="lineNum"> 321 </span> : {
<span class="lineNum"> 322 </span> : if (__gthread_active_p ())
<span class="lineNum"> 323 </span> : {
<span class="lineNum"> 324 </span> : /* Initialize the thread storage key. */
<span class="lineNum"> 325 </span> : if (__gthrw_(pthread_key_create) (&_objc_thread_storage, NULL) == 0)
<span class="lineNum"> 326 </span> : {
<span class="lineNum"> 327 </span> : /* The normal default detach state for threads is
<span class="lineNum"> 328 </span> : * PTHREAD_CREATE_JOINABLE which causes threads to not die
<span class="lineNum"> 329 </span> : * when you think they should. */
<span class="lineNum"> 330 </span> : if (__gthrw_(pthread_attr_init) (&_objc_thread_attribs) == 0
<span class="lineNum"> 331 </span> : && __gthrw_(pthread_attr_setdetachstate) (&_objc_thread_attribs,
<span class="lineNum"> 332 </span> : PTHREAD_CREATE_DETACHED) == 0)
<span class="lineNum"> 333 </span> : return 0;
<span class="lineNum"> 334 </span> : }
<span class="lineNum"> 335 </span> : }
<span class="lineNum"> 336 </span> :
<span class="lineNum"> 337 </span> : return -1;
<span class="lineNum"> 338 </span> : }
<span class="lineNum"> 339 </span> :
<span class="lineNum"> 340 </span> : /* Close the threads subsystem. */
<span class="lineNum"> 341 </span> : static inline int
<span class="lineNum"> 342 </span> : __gthread_objc_close_thread_system (void)
<span class="lineNum"> 343 </span> : {
<span class="lineNum"> 344 </span> : if (__gthread_active_p ()
<span class="lineNum"> 345 </span> : && __gthrw_(pthread_key_delete) (_objc_thread_storage) == 0
<span class="lineNum"> 346 </span> : && __gthrw_(pthread_attr_destroy) (&_objc_thread_attribs) == 0)
<span class="lineNum"> 347 </span> : return 0;
<span class="lineNum"> 348 </span> :
<span class="lineNum"> 349 </span> : return -1;
<span class="lineNum"> 350 </span> : }
<span class="lineNum"> 351 </span> :
<span class="lineNum"> 352 </span> : /* Backend thread functions */
<span class="lineNum"> 353 </span> :
<span class="lineNum"> 354 </span> : /* Create a new thread of execution. */
<span class="lineNum"> 355 </span> : static inline objc_thread_t
<span class="lineNum"> 356 </span> : __gthread_objc_thread_detach (void (*func)(void *), void *arg)
<span class="lineNum"> 357 </span> : {
<span class="lineNum"> 358 </span> : objc_thread_t thread_id;
<span class="lineNum"> 359 </span> : pthread_t new_thread_handle;
<span class="lineNum"> 360 </span> :
<span class="lineNum"> 361 </span> : if (!__gthread_active_p ())
<span class="lineNum"> 362 </span> : return NULL;
<span class="lineNum"> 363 </span> :
<span class="lineNum"> 364 </span> : if (!(__gthrw_(pthread_create) (&new_thread_handle, NULL, (void *) func, arg)))
<span class="lineNum"> 365 </span> : thread_id = (objc_thread_t) new_thread_handle;
<span class="lineNum"> 366 </span> : else
<span class="lineNum"> 367 </span> : thread_id = NULL;
<span class="lineNum"> 368 </span> :
<span class="lineNum"> 369 </span> : return thread_id;
<span class="lineNum"> 370 </span> : }
<span class="lineNum"> 371 </span> :
<span class="lineNum"> 372 </span> : /* Set the current thread's priority. */
<span class="lineNum"> 373 </span> : static inline int
<span class="lineNum"> 374 </span> : __gthread_objc_thread_set_priority (int priority)
<span class="lineNum"> 375 </span> : {
<span class="lineNum"> 376 </span> : if (!__gthread_active_p ())
<span class="lineNum"> 377 </span> : return -1;
<span class="lineNum"> 378 </span> : else
<span class="lineNum"> 379 </span> : {
<span class="lineNum"> 380 </span> : #ifdef _POSIX_PRIORITY_SCHEDULING
<span class="lineNum"> 381 </span> : #ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
<span class="lineNum"> 382 </span> : pthread_t thread_id = __gthrw_(pthread_self) ();
<span class="lineNum"> 383 </span> : int policy;
<span class="lineNum"> 384 </span> : struct sched_param params;
<span class="lineNum"> 385 </span> : int priority_min, priority_max;
<span class="lineNum"> 386 </span> :
<span class="lineNum"> 387 </span> : if (__gthrw_(pthread_getschedparam) (thread_id, &policy, &params) == 0)
<span class="lineNum"> 388 </span> : {
<span class="lineNum"> 389 </span> : if ((priority_max = __gthrw_(sched_get_priority_max) (policy)) == -1)
<span class="lineNum"> 390 </span> : return -1;
<span class="lineNum"> 391 </span> :
<span class="lineNum"> 392 </span> : if ((priority_min = __gthrw_(sched_get_priority_min) (policy)) == -1)
<span class="lineNum"> 393 </span> : return -1;
<span class="lineNum"> 394 </span> :
<span class="lineNum"> 395 </span> : if (priority > priority_max)
<span class="lineNum"> 396 </span> : priority = priority_max;
<span class="lineNum"> 397 </span> : else if (priority < priority_min)
<span class="lineNum"> 398 </span> : priority = priority_min;
<span class="lineNum"> 399 </span> : params.sched_priority = priority;
<span class="lineNum"> 400 </span> :
<span class="lineNum"> 401 </span> : /*
<span class="lineNum"> 402 </span> : * The solaris 7 and several other man pages incorrectly state that
<span class="lineNum"> 403 </span> : * this should be a pointer to policy but pthread.h is universally
<span class="lineNum"> 404 </span> : * at odds with this.
<span class="lineNum"> 405 </span> : */
<span class="lineNum"> 406 </span> : if (__gthrw_(pthread_setschedparam) (thread_id, policy, &params) == 0)
<span class="lineNum"> 407 </span> : return 0;
<span class="lineNum"> 408 </span> : }
<span class="lineNum"> 409 </span> : #endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
<span class="lineNum"> 410 </span> : #endif /* _POSIX_PRIORITY_SCHEDULING */
<span class="lineNum"> 411 </span> : return -1;
<span class="lineNum"> 412 </span> : }
<span class="lineNum"> 413 </span> : }
<span class="lineNum"> 414 </span> :
<span class="lineNum"> 415 </span> : /* Return the current thread's priority. */
<span class="lineNum"> 416 </span> : static inline int
<span class="lineNum"> 417 </span> : __gthread_objc_thread_get_priority (void)
<span class="lineNum"> 418 </span> : {
<span class="lineNum"> 419 </span> : #ifdef _POSIX_PRIORITY_SCHEDULING
<span class="lineNum"> 420 </span> : #ifdef _POSIX_THREAD_PRIORITY_SCHEDULING
<span class="lineNum"> 421 </span> : if (__gthread_active_p ())
<span class="lineNum"> 422 </span> : {
<span class="lineNum"> 423 </span> : int policy;
<span class="lineNum"> 424 </span> : struct sched_param params;
<span class="lineNum"> 425 </span> :
<span class="lineNum"> 426 </span> : if (__gthrw_(pthread_getschedparam) (__gthrw_(pthread_self) (), &policy, &params) == 0)
<span class="lineNum"> 427 </span> : return params.sched_priority;
<span class="lineNum"> 428 </span> : else
<span class="lineNum"> 429 </span> : return -1;
<span class="lineNum"> 430 </span> : }
<span class="lineNum"> 431 </span> : else
<span class="lineNum"> 432 </span> : #endif /* _POSIX_THREAD_PRIORITY_SCHEDULING */
<span class="lineNum"> 433 </span> : #endif /* _POSIX_PRIORITY_SCHEDULING */
<span class="lineNum"> 434 </span> : return OBJC_THREAD_INTERACTIVE_PRIORITY;
<span class="lineNum"> 435 </span> : }
<span class="lineNum"> 436 </span> :
<span class="lineNum"> 437 </span> : /* Yield our process time to another thread. */
<span class="lineNum"> 438 </span> : static inline void
<span class="lineNum"> 439 </span> : __gthread_objc_thread_yield (void)
<span class="lineNum"> 440 </span> : {
<span class="lineNum"> 441 </span> : if (__gthread_active_p ())
<span class="lineNum"> 442 </span> : __gthrw_(sched_yield) ();
<span class="lineNum"> 443 </span> : }
<span class="lineNum"> 444 </span> :
<span class="lineNum"> 445 </span> : /* Terminate the current thread. */
<span class="lineNum"> 446 </span> : static inline int
<span class="lineNum"> 447 </span> : __gthread_objc_thread_exit (void)
<span class="lineNum"> 448 </span> : {
<span class="lineNum"> 449 </span> : if (__gthread_active_p ())
<span class="lineNum"> 450 </span> : /* exit the thread */
<span class="lineNum"> 451 </span> : __gthrw_(pthread_exit) (&__objc_thread_exit_status);
<span class="lineNum"> 452 </span> :
<span class="lineNum"> 453 </span> : /* Failed if we reached here */
<span class="lineNum"> 454 </span> : return -1;
<span class="lineNum"> 455 </span> : }
<span class="lineNum"> 456 </span> :
<span class="lineNum"> 457 </span> : /* Returns an integer value which uniquely describes a thread. */
<span class="lineNum"> 458 </span> : static inline objc_thread_t
<span class="lineNum"> 459 </span> : __gthread_objc_thread_id (void)
<span class="lineNum"> 460 </span> : {
<span class="lineNum"> 461 </span> : if (__gthread_active_p ())
<span class="lineNum"> 462 </span> : return (objc_thread_t) __gthrw_(pthread_self) ();
<span class="lineNum"> 463 </span> : else
<span class="lineNum"> 464 </span> : return (objc_thread_t) 1;
<span class="lineNum"> 465 </span> : }
<span class="lineNum"> 466 </span> :
<span class="lineNum"> 467 </span> : /* Sets the thread's local storage pointer. */
<span class="lineNum"> 468 </span> : static inline int
<span class="lineNum"> 469 </span> : __gthread_objc_thread_set_data (void *value)
<span class="lineNum"> 470 </span> : {
<span class="lineNum"> 471 </span> : if (__gthread_active_p ())
<span class="lineNum"> 472 </span> : return __gthrw_(pthread_setspecific) (_objc_thread_storage, value);
<span class="lineNum"> 473 </span> : else
<span class="lineNum"> 474 </span> : {
<span class="lineNum"> 475 </span> : thread_local_storage = value;
<span class="lineNum"> 476 </span> : return 0;
<span class="lineNum"> 477 </span> : }
<span class="lineNum"> 478 </span> : }
<span class="lineNum"> 479 </span> :
<span class="lineNum"> 480 </span> : /* Returns the thread's local storage pointer. */
<span class="lineNum"> 481 </span> : static inline void *
<span class="lineNum"> 482 </span> : __gthread_objc_thread_get_data (void)
<span class="lineNum"> 483 </span> : {
<span class="lineNum"> 484 </span> : if (__gthread_active_p ())
<span class="lineNum"> 485 </span> : return __gthrw_(pthread_getspecific) (_objc_thread_storage);
<span class="lineNum"> 486 </span> : else
<span class="lineNum"> 487 </span> : return thread_local_storage;
<span class="lineNum"> 488 </span> : }
<span class="lineNum"> 489 </span> :
<span class="lineNum"> 490 </span> : /* Backend mutex functions */
<span class="lineNum"> 491 </span> :
<span class="lineNum"> 492 </span> : /* Allocate a mutex. */
<span class="lineNum"> 493 </span> : static inline int
<span class="lineNum"> 494 </span> : __gthread_objc_mutex_allocate (objc_mutex_t mutex)
<span class="lineNum"> 495 </span> : {
<span class="lineNum"> 496 </span> : if (__gthread_active_p ())
<span class="lineNum"> 497 </span> : {
<span class="lineNum"> 498 </span> : mutex->backend = objc_malloc (sizeof (pthread_mutex_t));
<span class="lineNum"> 499 </span> :
<span class="lineNum"> 500 </span> : if (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend, NULL))
<span class="lineNum"> 501 </span> : {
<span class="lineNum"> 502 </span> : objc_free (mutex->backend);
<span class="lineNum"> 503 </span> : mutex->backend = NULL;
<span class="lineNum"> 504 </span> : return -1;
<span class="lineNum"> 505 </span> : }
<span class="lineNum"> 506 </span> : }
<span class="lineNum"> 507 </span> :
<span class="lineNum"> 508 </span> : return 0;
<span class="lineNum"> 509 </span> : }
<span class="lineNum"> 510 </span> :
<span class="lineNum"> 511 </span> : /* Deallocate a mutex. */
<span class="lineNum"> 512 </span> : static inline int
<span class="lineNum"> 513 </span> : __gthread_objc_mutex_deallocate (objc_mutex_t mutex)
<span class="lineNum"> 514 </span> : {
<span class="lineNum"> 515 </span> : if (__gthread_active_p ())
<span class="lineNum"> 516 </span> : {
<span class="lineNum"> 517 </span> : int count;
<span class="lineNum"> 518 </span> :
<span class="lineNum"> 519 </span> : /*
<span class="lineNum"> 520 </span> : * Posix Threads specifically require that the thread be unlocked
<span class="lineNum"> 521 </span> : * for __gthrw_(pthread_mutex_destroy) to work.
<span class="lineNum"> 522 </span> : */
<span class="lineNum"> 523 </span> :
<span class="lineNum"> 524 </span> : do
<span class="lineNum"> 525 </span> : {
<span class="lineNum"> 526 </span> : count = __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend);
<span class="lineNum"> 527 </span> : if (count < 0)
<span class="lineNum"> 528 </span> : return -1;
<span class="lineNum"> 529 </span> : }
<span class="lineNum"> 530 </span> : while (count);
<span class="lineNum"> 531 </span> :
<span class="lineNum"> 532 </span> : if (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend))
<span class="lineNum"> 533 </span> : return -1;
<span class="lineNum"> 534 </span> :
<span class="lineNum"> 535 </span> : objc_free (mutex->backend);
<span class="lineNum"> 536 </span> : mutex->backend = NULL;
<span class="lineNum"> 537 </span> : }
<span class="lineNum"> 538 </span> : return 0;
<span class="lineNum"> 539 </span> : }
<span class="lineNum"> 540 </span> :
<span class="lineNum"> 541 </span> : /* Grab a lock on a mutex. */
<span class="lineNum"> 542 </span> : static inline int
<span class="lineNum"> 543 </span> : __gthread_objc_mutex_lock (objc_mutex_t mutex)
<span class="lineNum"> 544 </span> : {
<span class="lineNum"> 545 </span> : if (__gthread_active_p ()
<span class="lineNum"> 546 </span> : && __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend) != 0)
<span class="lineNum"> 547 </span> : {
<span class="lineNum"> 548 </span> : return -1;
<span class="lineNum"> 549 </span> : }
<span class="lineNum"> 550 </span> :
<span class="lineNum"> 551 </span> : return 0;
<span class="lineNum"> 552 </span> : }
<span class="lineNum"> 553 </span> :
<span class="lineNum"> 554 </span> : /* Try to grab a lock on a mutex. */
<span class="lineNum"> 555 </span> : static inline int
<span class="lineNum"> 556 </span> : __gthread_objc_mutex_trylock (objc_mutex_t mutex)
<span class="lineNum"> 557 </span> : {
<span class="lineNum"> 558 </span> : if (__gthread_active_p ()
<span class="lineNum"> 559 </span> : && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 0)
<span class="lineNum"> 560 </span> : {
<span class="lineNum"> 561 </span> : return -1;
<span class="lineNum"> 562 </span> : }
<span class="lineNum"> 563 </span> :
<span class="lineNum"> 564 </span> : return 0;
<span class="lineNum"> 565 </span> : }
<span class="lineNum"> 566 </span> :
<span class="lineNum"> 567 </span> : /* Unlock the mutex */
<span class="lineNum"> 568 </span> : static inline int
<span class="lineNum"> 569 </span> : __gthread_objc_mutex_unlock (objc_mutex_t mutex)
<span class="lineNum"> 570 </span> : {
<span class="lineNum"> 571 </span> : if (__gthread_active_p ()
<span class="lineNum"> 572 </span> : && __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend) != 0)
<span class="lineNum"> 573 </span> : {
<span class="lineNum"> 574 </span> : return -1;
<span class="lineNum"> 575 </span> : }
<span class="lineNum"> 576 </span> :
<span class="lineNum"> 577 </span> : return 0;
<span class="lineNum"> 578 </span> : }
<span class="lineNum"> 579 </span> :
<span class="lineNum"> 580 </span> : /* Backend condition mutex functions */
<span class="lineNum"> 581 </span> :
<span class="lineNum"> 582 </span> : /* Allocate a condition. */
<span class="lineNum"> 583 </span> : static inline int
<span class="lineNum"> 584 </span> : __gthread_objc_condition_allocate (objc_condition_t condition)
<span class="lineNum"> 585 </span> : {
<span class="lineNum"> 586 </span> : if (__gthread_active_p ())
<span class="lineNum"> 587 </span> : {
<span class="lineNum"> 588 </span> : condition->backend = objc_malloc (sizeof (pthread_cond_t));
<span class="lineNum"> 589 </span> :
<span class="lineNum"> 590 </span> : if (__gthrw_(pthread_cond_init) ((pthread_cond_t *) condition->backend, NULL))
<span class="lineNum"> 591 </span> : {
<span class="lineNum"> 592 </span> : objc_free (condition->backend);
<span class="lineNum"> 593 </span> : condition->backend = NULL;
<span class="lineNum"> 594 </span> : return -1;
<span class="lineNum"> 595 </span> : }
<span class="lineNum"> 596 </span> : }
<span class="lineNum"> 597 </span> :
<span class="lineNum"> 598 </span> : return 0;
<span class="lineNum"> 599 </span> : }
<span class="lineNum"> 600 </span> :
<span class="lineNum"> 601 </span> : /* Deallocate a condition. */
<span class="lineNum"> 602 </span> : static inline int
<span class="lineNum"> 603 </span> : __gthread_objc_condition_deallocate (objc_condition_t condition)
<span class="lineNum"> 604 </span> : {
<span class="lineNum"> 605 </span> : if (__gthread_active_p ())
<span class="lineNum"> 606 </span> : {
<span class="lineNum"> 607 </span> : if (__gthrw_(pthread_cond_destroy) ((pthread_cond_t *) condition->backend))
<span class="lineNum"> 608 </span> : return -1;
<span class="lineNum"> 609 </span> :
<span class="lineNum"> 610 </span> : objc_free (condition->backend);
<span class="lineNum"> 611 </span> : condition->backend = NULL;
<span class="lineNum"> 612 </span> : }
<span class="lineNum"> 613 </span> : return 0;
<span class="lineNum"> 614 </span> : }
<span class="lineNum"> 615 </span> :
<span class="lineNum"> 616 </span> : /* Wait on the condition */
<span class="lineNum"> 617 </span> : static inline int
<span class="lineNum"> 618 </span> : __gthread_objc_condition_wait (objc_condition_t condition, objc_mutex_t mutex)
<span class="lineNum"> 619 </span> : {
<span class="lineNum"> 620 </span> : if (__gthread_active_p ())
<span class="lineNum"> 621 </span> : return __gthrw_(pthread_cond_wait) ((pthread_cond_t *) condition->backend,
<span class="lineNum"> 622 </span> : (pthread_mutex_t *) mutex->backend);
<span class="lineNum"> 623 </span> : else
<span class="lineNum"> 624 </span> : return 0;
<span class="lineNum"> 625 </span> : }
<span class="lineNum"> 626 </span> :
<span class="lineNum"> 627 </span> : /* Wake up all threads waiting on this condition. */
<span class="lineNum"> 628 </span> : static inline int
<span class="lineNum"> 629 </span> : __gthread_objc_condition_broadcast (objc_condition_t condition)
<span class="lineNum"> 630 </span> : {
<span class="lineNum"> 631 </span> : if (__gthread_active_p ())
<span class="lineNum"> 632 </span> : return __gthrw_(pthread_cond_broadcast) ((pthread_cond_t *) condition->backend);
<span class="lineNum"> 633 </span> : else
<span class="lineNum"> 634 </span> : return 0;
<span class="lineNum"> 635 </span> : }
<span class="lineNum"> 636 </span> :
<span class="lineNum"> 637 </span> : /* Wake up one thread waiting on this condition. */
<span class="lineNum"> 638 </span> : static inline int
<span class="lineNum"> 639 </span> : __gthread_objc_condition_signal (objc_condition_t condition)
<span class="lineNum"> 640 </span> : {
<span class="lineNum"> 641 </span> : if (__gthread_active_p ())
<span class="lineNum"> 642 </span> : return __gthrw_(pthread_cond_signal) ((pthread_cond_t *) condition->backend);
<span class="lineNum"> 643 </span> : else
<span class="lineNum"> 644 </span> : return 0;
<span class="lineNum"> 645 </span> : }
<span class="lineNum"> 646 </span> :
<span class="lineNum"> 647 </span> : #else /* _LIBOBJC */
<span class="lineNum"> 648 </span> :
<span class="lineNum"> 649 </span> : static inline int
<span class="lineNum"> 650 </span> : __gthread_once (__gthread_once_t *once, void (*func) (void))
<span class="lineNum"> 651 </span> : {
<span class="lineNum"> 652 </span> : if (__gthread_active_p ())
<span class="lineNum"> 653 </span> : return __gthrw_(pthread_once) (once, func);
<span class="lineNum"> 654 </span> : else
<span class="lineNum"> 655 </span> : return -1;
<span class="lineNum"> 656 </span> : }
<span class="lineNum"> 657 </span> :
<span class="lineNum"> 658 </span> : static inline int
<span class="lineNum"> 659 </span> : __gthread_key_create (__gthread_key_t *key, void (*dtor) (void *))
<span class="lineNum"> 660 </span> : {
<span class="lineNum"> 661 </span> : return __gthrw_(pthread_key_create) (key, dtor);
<span class="lineNum"> 662 </span> : }
<span class="lineNum"> 663 </span> :
<span class="lineNum"> 664 </span> : static inline int
<span class="lineNum"> 665 </span> : __gthread_key_delete (__gthread_key_t key)
<span class="lineNum"> 666 </span> : {
<span class="lineNum"> 667 </span> : return __gthrw_(pthread_key_delete) (key);
<span class="lineNum"> 668 </span> : }
<span class="lineNum"> 669 </span> :
<span class="lineNum"> 670 </span> : static inline void *
<span class="lineNum"> 671 </span> : __gthread_getspecific (__gthread_key_t key)
<span class="lineNum"> 672 </span> : {
<span class="lineNum"> 673 </span> : return __gthrw_(pthread_getspecific) (key);
<span class="lineNum"> 674 </span> : }
<span class="lineNum"> 675 </span> :
<span class="lineNum"> 676 </span> : static inline int
<span class="lineNum"> 677 </span> : __gthread_setspecific (__gthread_key_t key, const void *ptr)
<span class="lineNum"> 678 </span> : {
<span class="lineNum"> 679 </span> : return __gthrw_(pthread_setspecific) (key, ptr);
<span class="lineNum"> 680 </span> : }
<span class="lineNum"> 681 </span> :
<span class="lineNum"> 682 </span> : static inline int
<span class="lineNum"> 683 </span> : __gthread_mutex_lock (__gthread_mutex_t *mutex)
<span class="lineNum"> 684 </span> : {
<span class="lineNum"> 685 </span> : if (__gthread_active_p ())
<span class="lineNum"> 686 </span> : return __gthrw_(pthread_mutex_lock) (mutex);
<span class="lineNum"> 687 </span> : else
<span class="lineNum"> 688 </span> : return 0;
<span class="lineNum"> 689 </span> : }
<span class="lineNum"> 690 </span> :
<span class="lineNum"> 691 </span> : static inline int
<span class="lineNum"> 692 </span> : __gthread_mutex_trylock (__gthread_mutex_t *mutex)
<span class="lineNum"> 693 </span> : {
<span class="lineNum"> 694 </span> : if (__gthread_active_p ())
<span class="lineNum"> 695 </span> : return __gthrw_(pthread_mutex_trylock) (mutex);
<span class="lineNum"> 696 </span> : else
<span class="lineNum"> 697 </span> : return 0;
<span class="lineNum"> 698 </span> : }
<span class="lineNum"> 699 </span> :
<span class="lineNum"> 700 </span> : static inline int
<span class="lineNum"> 701 </span> : __gthread_mutex_unlock (__gthread_mutex_t *mutex)
<span class="lineNum"> 702 </span> : {
<span class="lineNum"> 703 </span> : if (__gthread_active_p ())
<span class="lineNum"> 704 </span> : return __gthrw_(pthread_mutex_unlock) (mutex);
<span class="lineNum"> 705 </span> : else
<span class="lineNum"> 706 </span> : return 0;
<span class="lineNum"> 707 </span> : }
<span class="lineNum"> 708 </span> :
<span class="lineNum"> 709 </span> : #ifndef PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP
<span class="lineNum"> 710 </span> : static inline int
<span class="lineNum"> 711 </span> : __gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *mutex)
<span class="lineNum"> 712 </span> : {
<span class="lineNum"> 713 </span> : if (__gthread_active_p ())
<span class="lineNum"> 714 </span> : {
<span class="lineNum"> 715 </span> : pthread_mutexattr_t attr;
<span class="lineNum"> 716 </span> : int r;
<span class="lineNum"> 717 </span> :
<span class="lineNum"> 718 </span> : r = __gthrw_(pthread_mutexattr_init) (&attr);
<span class="lineNum"> 719 </span> : if (!r)
<span class="lineNum"> 720 </span> : r = __gthrw_(pthread_mutexattr_settype) (&attr, PTHREAD_MUTEX_RECURSIVE);
<span class="lineNum"> 721 </span> : if (!r)
<span class="lineNum"> 722 </span> : r = __gthrw_(pthread_mutex_init) (mutex, &attr);
<span class="lineNum"> 723 </span> : if (!r)
<span class="lineNum"> 724 </span> : r = __gthrw_(pthread_mutexattr_destroy) (&attr);
<span class="lineNum"> 725 </span> : return r;
<span class="lineNum"> 726 </span> : }
<span class="lineNum"> 727 </span> : return 0;
<span class="lineNum"> 728 </span> : }
<span class="lineNum"> 729 </span> : #endif
<span class="lineNum"> 730 </span> :
<span class="lineNum"> 731 </span> : static inline int
<span class="lineNum"> 732 </span> : __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex)
<span class="lineNum"> 733 </span> : {
<span class="lineNum"> 734 </span> : return __gthread_mutex_lock (mutex);
<span class="lineNum"> 735 </span> : }
<span class="lineNum"> 736 </span> :
<span class="lineNum"> 737 </span> : static inline int
<span class="lineNum"> 738 </span> : __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex)
<span class="lineNum"> 739 </span> : {
<span class="lineNum"> 740 </span> : return __gthread_mutex_trylock (mutex);
<span class="lineNum"> 741 </span> : }
<span class="lineNum"> 742 </span> :
<span class="lineNum"> 743 </span> : static inline int
<span class="lineNum"> 744 </span> : __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex)
<span class="lineNum"> 745 </span> : {
<span class="lineNum"> 746 </span> : return __gthread_mutex_unlock (mutex);
<span class="lineNum"> 747 </span> : }
<span class="lineNum"> 748 </span> :
<span class="lineNum"> 749 </span> : static inline int
<span class="lineNum"> 750 </span> : __gthread_cond_broadcast (__gthread_cond_t *cond)
<span class="lineNum"> 751 </span> : {
<span class="lineNum"> 752 </span> : return __gthrw_(pthread_cond_broadcast) (cond);
<span class="lineNum"> 753 </span> : }
<span class="lineNum"> 754 </span> :
<span class="lineNum"> 755 </span> : static inline int
<span class="lineNum"> 756 </span> : __gthread_cond_wait (__gthread_cond_t *cond, __gthread_mutex_t *mutex)
<span class="lineNum"> 757 </span> : {
<span class="lineNum"> 758 </span> : return __gthrw_(pthread_cond_wait) (cond, mutex);
<span class="lineNum"> 759 </span> : }
<span class="lineNum"> 760 </span> :
<span class="lineNum"> 761 </span> : static inline int
<span class="lineNum"> 762 </span> : __gthread_cond_wait_recursive (__gthread_cond_t *cond,
<span class="lineNum"> 763 </span> : __gthread_recursive_mutex_t *mutex)
<span class="lineNum"> 764 </span> : {
<span class="lineNum"> 765 </span> : return __gthread_cond_wait (cond, mutex);
<span class="lineNum"> 766 </span> : }
<span class="lineNum"> 767 </span> :
<span class="lineNum"> 768 </span> : #endif /* _LIBOBJC */
<span class="lineNum"> 769 </span> :
<span class="lineNum"> 770 </span> : #endif /* ! _GLIBCXX_GCC_GTHR_POSIX_H */
</pre>
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