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<div class="title">gthr-posix.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Threads compatibility routines for libgcc2 and libobjc. */</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/* Compile this one with gcc. */</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">/* Copyright (C) 1997, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> 2008, 2009, 2010, 2011 Free Software Foundation, Inc.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">This file is part of GCC.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"></span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">GCC is free software; you can redistribute it and/or modify it under</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">the terms of the GNU General Public License as published by the Free</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">Software Foundation; either version 3, or (at your option) any later</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">version.</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"></span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">GCC is distributed in the hope that it will be useful, but WITHOUT ANY</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">WARRANTY; without even the implied warranty of MERCHANTABILITY or</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">for more details.</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">Under Section 7 of GPL version 3, you are granted additional</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">permissions described in the GCC Runtime Library Exception, version</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">3.1, as published by the Free Software Foundation.</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">You should have received a copy of the GNU General Public License and</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">a copy of the GCC Runtime Library Exception along with this program;</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">see the files COPYING3 and COPYING.RUNTIME respectively. If not, see</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"><http://www.gnu.org/licenses/>. */</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#ifndef _GLIBCXX_GCC_GTHR_POSIX_H</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"></span><span class="preprocessor">#define _GLIBCXX_GCC_GTHR_POSIX_H</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">/* POSIX threads specific definitions.</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> Easy, since the interface is just one-to-one mapping. */</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#define __GTHREADS 1</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREADS_CXX0X 1</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/* Some implementations of <pthread.h> require this to be defined. */</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#if !defined(_REENTRANT) && defined(__osf__)</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor"></span><span class="preprocessor">#define _REENTRANT 1</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <pthread.h></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#if ((defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)) \</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor"> || !defined(_GTHREAD_USE_MUTEX_TIMEDLOCK))</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="preprocessor"># include <unistd.h></span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor"># if defined(_POSIX_TIMEOUTS) && _POSIX_TIMEOUTS >= 0</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor"></span><span class="preprocessor"># define _GTHREAD_USE_MUTEX_TIMEDLOCK 1</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor"></span><span class="preprocessor"># else</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor"></span><span class="preprocessor"># define _GTHREAD_USE_MUTEX_TIMEDLOCK 0</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">typedef</span> pthread_t __gthread_t;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="keyword">typedef</span> pthread_key_t __gthread_key_t;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">typedef</span> pthread_once_t __gthread_once_t;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="keyword">typedef</span> pthread_mutex_t __gthread_mutex_t;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">typedef</span> pthread_mutex_t __gthread_recursive_mutex_t;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">typedef</span> pthread_cond_t __gthread_cond_t;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">typedef</span> <span class="keyword">struct </span>timespec __gthread_time_t;</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/* POSIX like conditional variables are supported. Please look at comments</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> in gthr.h for details. */</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#define __GTHREAD_HAS_COND 1</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#define __GTHREAD_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREAD_ONCE_INIT PTHREAD_ONCE_INIT</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span><span class="preprocessor">#if defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER)</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"></span><span class="preprocessor">#elif defined(PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP)</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREAD_RECURSIVE_MUTEX_INIT PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREAD_COND_INIT PTHREAD_COND_INITIALIZER</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor"></span><span class="preprocessor">#define __GTHREAD_TIME_INIT {0,0}</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#ifdef _GTHREAD_USE_MUTEX_INIT_FUNC</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="preprocessor"></span><span class="preprocessor"># undef __GTHREAD_MUTEX_INIT</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor"></span><span class="preprocessor"># define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef _GTHREAD_USE_RECURSIVE_MUTEX_INIT_FUNC</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="preprocessor"></span><span class="preprocessor"># undef __GTHREAD_RECURSIVE_MUTEX_INIT</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="preprocessor"></span><span class="preprocessor"># undef __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="preprocessor"></span><span class="preprocessor"># define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef _GTHREAD_USE_COND_INIT_FUNC</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="preprocessor"></span><span class="preprocessor"># undef __GTHREAD_COND_INIT</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="preprocessor"></span><span class="preprocessor"># define __GTHREAD_COND_INIT_FUNCTION __gthread_cond_init_function</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="preprocessor">#if __GXX_WEAK__ && _GLIBCXX_GTHREAD_USE_WEAK</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor"></span><span class="preprocessor"># ifndef __gthrw_pragma</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="preprocessor"></span><span class="preprocessor"># define __gthrw_pragma(pragma)</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor"></span><span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="preprocessor"></span><span class="preprocessor"># define __gthrw2(name,name2,type) \</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor"> static __typeof(type) name __attribute__ ((__weakref__(#name2))); \</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor"> __gthrw_pragma(weak type)</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="preprocessor"></span><span class="preprocessor"># define __gthrw_(name) __gthrw_ ## name</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="preprocessor"></span><span class="preprocessor"># define __gthrw2(name,name2,type)</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="preprocessor"></span><span class="preprocessor"># define __gthrw_(name) name</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment">/* Typically, __gthrw_foo is a weak reference to symbol foo. */</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#define __gthrw(name) __gthrw2(__gthrw_ ## name,name,name)</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment">/* On Tru64, /usr/include/pthread.h uses #pragma extern_prefix "__" to</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> map a subset of the POSIX pthread API to mangled versions of their</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> names. */</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="preprocessor">#if defined(__osf__) && defined(_PTHREAD_USE_MANGLED_NAMES_)</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="preprocessor"></span><span class="preprocessor">#define __gthrw3(name) __gthrw2(__gthrw_ ## name, __ ## name, name)</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="preprocessor"></span>__gthrw3(pthread_once)</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> __gthrw3(pthread_getspecific)</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> __gthrw3(pthread_setspecific)</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> __gthrw3(pthread_create)</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> __gthrw3(pthread_join)</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> __gthrw3(pthread_detach)</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> __gthrw3(pthread_equal)</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> __gthrw3(pthread_self)</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> __gthrw3(pthread_cancel)</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> __gthrw3(sched_yield)</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> __gthrw3(pthread_mutex_lock)</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> __gthrw3(pthread_mutex_trylock)</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="preprocessor">#if _GTHREAD_USE_MUTEX_TIMEDLOCK</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor"></span>__gthrw3(pthread_mutex_timedlock)</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="preprocessor"></span>__gthrw3(pthread_mutex_unlock)</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> __gthrw3(pthread_mutex_init)</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> __gthrw3(pthread_mutex_destroy)</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> __gthrw3(pthread_cond_init)</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> __gthrw3(pthread_cond_broadcast)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> __gthrw3(pthread_cond_signal)</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> __gthrw3(pthread_cond_wait)</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> __gthrw3(pthread_cond_timedwait)</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> __gthrw3(pthread_cond_destroy)</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="preprocessor"></span>__gthrw(pthread_once)</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> __gthrw(pthread_getspecific)</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> __gthrw(pthread_setspecific)</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> __gthrw(pthread_create)</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> __gthrw(pthread_join)</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> __gthrw(pthread_equal)</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> __gthrw(pthread_self)</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> __gthrw(pthread_detach)</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#ifndef __BIONIC__</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="preprocessor"></span>__gthrw(pthread_cancel)</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="preprocessor"></span>__gthrw(sched_yield)</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> __gthrw(pthread_mutex_lock)</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> __gthrw(pthread_mutex_trylock)</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="preprocessor">#if _GTHREAD_USE_MUTEX_TIMEDLOCK</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="preprocessor"></span>__gthrw(pthread_mutex_timedlock)</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="preprocessor"></span>__gthrw(pthread_mutex_unlock)</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> __gthrw(pthread_mutex_init)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> __gthrw(pthread_mutex_destroy)</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> __gthrw(pthread_cond_init)</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> __gthrw(pthread_cond_broadcast)</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> __gthrw(pthread_cond_signal)</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> __gthrw(pthread_cond_wait)</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> __gthrw(pthread_cond_timedwait)</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> __gthrw(pthread_cond_destroy)</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> __gthrw(pthread_key_create)</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> __gthrw(pthread_key_delete)</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> __gthrw(pthread_mutexattr_init)</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> __gthrw(pthread_mutexattr_settype)</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> __gthrw(pthread_mutexattr_destroy)</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="preprocessor">#if defined(_LIBOBJC) || defined(_LIBOBJC_WEAK)</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="preprocessor"></span><span class="comment">/* Objective-C. */</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="preprocessor">#if defined(__osf__) && defined(_PTHREAD_USE_MANGLED_NAMES_)</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="preprocessor"></span>__gthrw3(pthread_exit)</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="preprocessor"></span>__gthrw(pthread_exit)</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="preprocessor">#endif </span><span class="comment">/* __osf__ && _PTHREAD_USE_MANGLED_NAMES_ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef _POSIX_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="preprocessor"></span>__gthrw(sched_get_priority_max)</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> __gthrw(sched_get_priority_min)</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="preprocessor">#endif </span><span class="comment">/* _POSIX_THREAD_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* _POSIX_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="preprocessor"></span>__gthrw(pthread_attr_destroy)</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> __gthrw(pthread_attr_init)</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> __gthrw(pthread_attr_setdetachstate)</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="preprocessor">#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="preprocessor"></span>__gthrw(pthread_getschedparam)</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> __gthrw(pthread_setschedparam)</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="preprocessor">#endif </span><span class="comment">/* _POSIX_THREAD_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* _LIBOBJC || _LIBOBJC_WEAK */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#if __GXX_WEAK__ && _GLIBCXX_GTHREAD_USE_WEAK</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment">/* On Solaris 2.6 up to 9, the libc exposes a POSIX threads interface even if</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment"> -pthreads is not specified. The functions are dummies and most return an</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment"> error value. However pthread_once returns 0 without invoking the routine</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment"> it is passed so we cannot pretend that the interface is active if -pthreads</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"> is not specified. On Solaris 2.5.1, the interface is not exposed at all so</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> we need to play the usual game with weak symbols. On Solaris 10 and up, a</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment"> working interface is always exposed. On FreeBSD 6 and later, libc also</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"> exposes a dummy POSIX threads interface, similar to what Solaris 2.6 up</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"> to 9 does. FreeBSD >= 700014 even provides a pthread_cancel stub in libc,</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> which means the alternate __gthread_active_p below cannot be used there. */</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="preprocessor">#if defined(__FreeBSD__) || (defined(__sun) && defined(__svr4__))</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="keyword">static</span> <span class="keyword">volatile</span> <span class="keywordtype">int</span> __gthread_active = -1;</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> </div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="keyword">static</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> __gthread_trigger (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> {</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  __gthread_active = 1;</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> }</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> </div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> __gthread_active_p (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> {</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">static</span> pthread_mutex_t __gthread_active_mutex = PTHREAD_MUTEX_INITIALIZER;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keyword">static</span> pthread_once_t __gthread_active_once = PTHREAD_ONCE_INIT;</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment">/* Avoid reading __gthread_active twice on the main code path. */</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordtype">int</span> __gthread_active_latest_value = __gthread_active;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">/* This test is not protected to avoid taking a lock on the main code</span></div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> <span class="comment"> path so every update of __gthread_active in a threaded program must</span></div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="comment"> be atomic with regard to the result of the test. */</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (__builtin_expect (__gthread_active_latest_value < 0, 0))</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  {</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_once))</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  {</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">/* If this really is a threaded program, then we must ensure that</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment"> __gthread_active has been set to 1 before exiting this block. */</span></div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  __gthrw_(pthread_mutex_lock) (&__gthread_active_mutex);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  __gthrw_(pthread_once) (&__gthread_active_once, __gthread_trigger);</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  __gthrw_(pthread_mutex_unlock) (&__gthread_active_mutex);</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">/* Make sure we'll never enter this block again. */</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">if</span> (__gthread_active < 0)</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  __gthread_active = 0;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  __gthread_active_latest_value = __gthread_active;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  }</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> __gthread_active_latest_value != 0;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> }</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="preprocessor">#else </span><span class="comment">/* neither FreeBSD nor Solaris */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> __gthread_active_p (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> {</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment">/* Android's C library does not provide pthread_cancel, check for</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment"> `pthread_create' instead. */</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="preprocessor">#ifndef __BIONIC__</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="preprocessor"></span> <span class="keyword">static</span> <span class="keywordtype">void</span> *<span class="keyword">const</span> __gthread_active_ptr</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  = __extension__ (<span class="keywordtype">void</span> *) &__gthrw_(pthread_cancel);</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="preprocessor"></span> <span class="keyword">static</span> <span class="keywordtype">void</span> *<span class="keyword">const</span> __gthread_active_ptr</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  = __extension__ (<span class="keywordtype">void</span> *) &__gthrw_(pthread_create);</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> __gthread_active_ptr != 0;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> }</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="preprocessor">#endif </span><span class="comment">/* FreeBSD or Solaris */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="preprocessor">#else </span><span class="comment">/* not __GXX_WEAK__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="comment">/* Similar to Solaris, HP-UX 11 for PA-RISC provides stubs for pthread</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="comment"> calls in shared flavors of the HP-UX C library. Most of the stubs</span></div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> <span class="comment"> have no functionality. The details are described in the "libc cumulative</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="comment"> patch" for each subversion of HP-UX 11. There are two special interfaces</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment"> provided for checking whether an application is linked to a shared pthread</span></div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment"> library or not. However, these interfaces aren't available in early</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment"> libpthread libraries. We also need a test that works for archive</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment"> libraries. We can't use pthread_once as some libc versions call the</span></div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment"> init function. We also can't use pthread_create or pthread_attr_init</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment"> as these create a thread and thereby prevent changing the default stack</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> <span class="comment"> size. The function pthread_default_stacksize_np is available in both</span></div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment"> the archive and shared versions of libpthread. It can be used to</span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment"> determine the default pthread stack size. There is a stub in some</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"> shared libc versions which returns a zero size if pthreads are not</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment"> active. We provide an equivalent stub to handle cases where libc</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment"> doesn't provide one. */</span></div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="preprocessor">#if defined(__hppa__) && defined(__hpux__)</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="keyword">static</span> <span class="keyword">volatile</span> <span class="keywordtype">int</span> __gthread_active = -1;</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> </div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> __gthread_active_p (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> {</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="comment">/* Avoid reading __gthread_active twice on the main code path. */</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordtype">int</span> __gthread_active_latest_value = __gthread_active;</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordtype">size_t</span> __s;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">if</span> (__builtin_expect (__gthread_active_latest_value < 0, 0))</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  {</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  pthread_default_stacksize_np (0, &__s);</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  __gthread_active = __s ? 1 : 0;</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  __gthread_active_latest_value = __gthread_active;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  }</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">return</span> __gthread_active_latest_value != 0;</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> }</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="preprocessor">#else </span><span class="comment">/* not hppa-hpux */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> __gthread_active_p (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> {</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> }</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> </div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span> <span class="preprocessor">#endif </span><span class="comment">/* hppa-hpux */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="preprocessor">#endif </span><span class="comment">/* __GXX_WEAK__ */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="preprocessor">#ifdef _LIBOBJC</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment">/* This is the config.h file in libobjc/ */</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="preprocessor">#include <config.h></span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="preprocessor">#ifdef HAVE_SCHED_H</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="preprocessor"></span><span class="preprocessor"># include <sched.h></span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment">/* Key structure for maintaining thread specific storage */</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="keyword">static</span> pthread_key_t _objc_thread_storage;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="keyword">static</span> pthread_attr_t _objc_thread_attribs;</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> </div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment">/* Thread local storage for a single thread */</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keyword">static</span> <span class="keywordtype">void</span> *thread_local_storage = NULL;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> </div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment">/* Backend initialization functions */</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment">/* Initialize the threads subsystem. */</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> __gthread_objc_init_thread_system (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span> {</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  {</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="comment">/* Initialize the thread storage key. */</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_key_create) (&_objc_thread_storage, NULL) == 0)</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  {</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="comment">/* The normal default detach state for threads is</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment"> * PTHREAD_CREATE_JOINABLE which causes threads to not die</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="comment"> * when you think they should. */</span></div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_attr_init) (&_objc_thread_attribs) == 0</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  && __gthrw_(pthread_attr_setdetachstate) (&_objc_thread_attribs,</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  PTHREAD_CREATE_DETACHED) == 0)</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  }</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  }</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> </div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="comment">/* Close the threads subsystem. */</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> __gthread_objc_close_thread_system (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> {</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordflow">if</span> (__gthread_active_p ()</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  && __gthrw_(pthread_key_delete) (_objc_thread_storage) == 0</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  && __gthrw_(pthread_attr_destroy) (&_objc_thread_attribs) == 0)</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> </div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> }</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment">/* Backend thread functions */</span></div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> </div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> <span class="comment">/* Create a new thread of execution. */</span></div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="keyword">static</span> <span class="keyword">inline</span> objc_thread_t</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> __gthread_objc_thread_detach (<span class="keywordtype">void</span> (*func)(<span class="keywordtype">void</span> *), <span class="keywordtype">void</span> *<a class="code" href="a01632.html#ga943544cb1017a51d7cafc7b4d3cd022f" title="Return phase angle of z.">arg</a>)</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> {</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  objc_thread_t thread_id;</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  pthread_t new_thread_handle;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> </div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">if</span> (!__gthread_active_p ())</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">return</span> NULL;</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (!(__gthrw_(pthread_create) (&new_thread_handle, &_objc_thread_attribs,</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  (<span class="keywordtype">void</span> *) func, arg)))</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  thread_id = (objc_thread_t) new_thread_handle;</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  thread_id = NULL;</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> </div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span> thread_id;</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> }</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> </div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">/* Set the current thread's priority. */</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> __gthread_objc_thread_set_priority (<span class="keywordtype">int</span> priority)</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> {</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">if</span> (!__gthread_active_p ())</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  {</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="preprocessor">#ifdef _POSIX_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> <span class="preprocessor"></span> pthread_t thread_id = __gthrw_(pthread_self) ();</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordtype">int</span> policy;</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keyword">struct </span>sched_param params;</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordtype">int</span> priority_min, priority_max;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_getschedparam) (thread_id, &policy, &params) == 0)</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  {</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> ((priority_max = __gthrw_(sched_get_priority_max) (policy)) == -1)</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> </div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordflow">if</span> ((priority_min = __gthrw_(sched_get_priority_min) (policy)) == -1)</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">if</span> (priority > priority_max)</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  priority = priority_max;</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (priority < priority_min)</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  priority = priority_min;</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  params.sched_priority = priority;</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="comment"> * The solaris 7 and several other man pages incorrectly state that</span></div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="comment"> * this should be a pointer to policy but pthread.h is universally</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> <span class="comment"> * at odds with this.</span></div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_setschedparam) (thread_id, policy, &params) == 0)</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  }</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="preprocessor">#endif </span><span class="comment">/* _POSIX_THREAD_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* _POSIX_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  }</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> }</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> </div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="comment">/* Return the current thread's priority. */</span></div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span> __gthread_objc_thread_get_priority (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> {</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="preprocessor">#ifdef _POSIX_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="preprocessor"></span><span class="preprocessor">#ifdef _POSIX_THREAD_PRIORITY_SCHEDULING</span></div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="preprocessor"></span> <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  {</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordtype">int</span> policy;</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keyword">struct </span>sched_param params;</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span> </div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_getschedparam) (__gthrw_(pthread_self) (), &policy, &params) == 0)</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">return</span> params.sched_priority;</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="preprocessor">#endif </span><span class="comment">/* _POSIX_THREAD_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* _POSIX_PRIORITY_SCHEDULING */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="preprocessor"></span> <span class="keywordflow">return</span> OBJC_THREAD_INTERACTIVE_PRIORITY;</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> }</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> </div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span> <span class="comment">/* Yield our process time to another thread. */</span></div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> __gthread_objc_thread_yield (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> {</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  __gthrw_(sched_yield) ();</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span> }</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> </div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="comment">/* Terminate the current thread. */</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> __gthread_objc_thread_exit (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> {</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="comment">/* exit the thread */</span></div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  __gthrw_(pthread_exit) (&__objc_thread_exit_status);</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> </div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="comment">/* Failed if we reached here */</span></div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> }</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="comment">/* Returns an integer value which uniquely describes a thread. */</span></div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="keyword">static</span> <span class="keyword">inline</span> objc_thread_t</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> __gthread_objc_thread_id (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span> {</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keywordflow">return</span> (objc_thread_t) __gthrw_(pthread_self) ();</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="keywordflow">return</span> (objc_thread_t) 1;</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> }</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span> </div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> <span class="comment">/* Sets the thread's local storage pointer. */</span></div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> __gthread_objc_thread_set_data (<span class="keywordtype">void</span> *value)</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span> {</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="keywordflow">return</span> __gthrw_(pthread_setspecific) (_objc_thread_storage, value);</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  {</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  thread_local_storage = value;</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  }</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span> }</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span> </div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="comment">/* Returns the thread's local storage pointer. */</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> *</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> __gthread_objc_thread_get_data (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> {</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  <span class="keywordflow">return</span> __gthrw_(pthread_getspecific) (_objc_thread_storage);</div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <span class="keywordflow">return</span> thread_local_storage;</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> }</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> </div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="comment">/* Backend mutex functions */</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> </div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="comment">/* Allocate a mutex. */</span></div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span> __gthread_objc_mutex_allocate (objc_mutex_t mutex)</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span> {</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  {</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  mutex->backend = objc_malloc (<span class="keyword">sizeof</span> (pthread_mutex_t));</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span> </div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend, NULL))</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  {</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  objc_free (mutex->backend);</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  mutex->backend = NULL;</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  }</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  }</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> </div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> }</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span> </div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> <span class="comment">/* Deallocate a mutex. */</span></div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> __gthread_objc_mutex_deallocate (objc_mutex_t mutex)</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span> {</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  {</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordtype">int</span> <a class="code" href="a01604.html#ac58e3291b25d9f423330a8983004a8f6" title="Returns the number of bits which are set.">count</a>;</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span> </div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="comment">/*</span></div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span> <span class="comment"> * Posix Threads specifically require that the thread be unlocked</span></div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> <span class="comment"> * for __gthrw_(pthread_mutex_destroy) to work.</span></div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span> </div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">do</span></div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  {</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  count = __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend);</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">if</span> (count < 0)</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  }</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordflow">while</span> (count);</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> </div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend))</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span> </div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  objc_free (mutex->backend);</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  mutex->backend = NULL;</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  }</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span> }</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span> </div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> <span class="comment">/* Grab a lock on a mutex. */</span></div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span> __gthread_objc_mutex_lock (objc_mutex_t mutex)</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> {</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keywordflow">if</span> (__gthread_active_p ()</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  && __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend) != 0)</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  {</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  }</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span> </div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span> }</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> </div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> <span class="comment">/* Try to grab a lock on a mutex. */</span></div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span> __gthread_objc_mutex_trylock (objc_mutex_t mutex)</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> {</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keywordflow">if</span> (__gthread_active_p ()</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 0)</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  {</div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  }</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> </div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> }</div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> </div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="comment">/* Unlock the mutex */</span></div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span> __gthread_objc_mutex_unlock (objc_mutex_t mutex)</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> {</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordflow">if</span> (__gthread_active_p ()</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  && __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend) != 0)</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  {</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  }</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> </div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span> }</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span> </div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span> <span class="comment">/* Backend condition mutex functions */</span></div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span> <span class="comment">/* Allocate a condition. */</span></div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> __gthread_objc_condition_allocate (objc_condition_t condition)</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span> {</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  {</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  condition->backend = objc_malloc (<span class="keyword">sizeof</span> (pthread_cond_t));</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span> </div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_cond_init) ((pthread_cond_t *) condition->backend, NULL))</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  {</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  objc_free (condition->backend);</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  condition->backend = NULL;</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  }</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  }</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span> </div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span> }</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span> </div>
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span> <span class="comment">/* Deallocate a condition. */</span></div>
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span> __gthread_objc_condition_deallocate (objc_condition_t condition)</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span> {</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  {</div>
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">if</span> (__gthrw_(pthread_cond_destroy) ((pthread_cond_t *) condition->backend))</div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span> </div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  objc_free (condition->backend);</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  condition->backend = NULL;</div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  }</div>
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span> }</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span> </div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span> <span class="comment">/* Wait on the condition */</span></div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span> __gthread_objc_condition_wait (objc_condition_t condition, objc_mutex_t mutex)</div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span> {</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_wait) ((pthread_cond_t *) condition->backend,</div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  (pthread_mutex_t *) mutex->backend);</div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span> }</div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span> </div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="comment">/* Wake up all threads waiting on this condition. */</span></div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span> __gthread_objc_condition_broadcast (objc_condition_t condition)</div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span> {</div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_broadcast) ((pthread_cond_t *) condition->backend);</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> }</div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> </div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span> <span class="comment">/* Wake up one thread waiting on this condition. */</span></div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> __gthread_objc_condition_signal (objc_condition_t condition)</div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span> {</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_signal) ((pthread_cond_t *) condition->backend);</div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span> }</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span> </div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span> <span class="preprocessor">#else </span><span class="comment">/* _LIBOBJC */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span> __gthread_create (__gthread_t *__threadid, <span class="keywordtype">void</span> *(*__func) (<span class="keywordtype">void</span>*),</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  <span class="keywordtype">void</span> *__args)</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span> {</div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">return</span> __gthrw_(pthread_create) (__threadid, NULL, __func, __args);</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span> }</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span> </div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span> __gthread_join (__gthread_t __threadid, <span class="keywordtype">void</span> **__value_ptr)</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span> {</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">return</span> __gthrw_(pthread_join) (__threadid, __value_ptr);</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span> }</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> </div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span> __gthread_detach (__gthread_t __threadid)</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span> {</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keywordflow">return</span> __gthrw_(pthread_detach) (__threadid);</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span> }</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span> __gthread_equal (__gthread_t __t1, __gthread_t __t2)</div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span> {</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="keywordflow">return</span> __gthrw_(pthread_equal) (__t1, __t2);</div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span> }</div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> </div>
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span> <span class="keyword">static</span> <span class="keyword">inline</span> __gthread_t</div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span> __gthread_self (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span> {</div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <span class="keywordflow">return</span> __gthrw_(pthread_self) ();</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span> }</div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span> </div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span> __gthread_yield (<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span> {</div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  <span class="keywordflow">return</span> __gthrw_(sched_yield) ();</div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span> }</div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> </div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span> __gthread_once (__gthread_once_t *__once, <span class="keywordtype">void</span> (*__func) (<span class="keywordtype">void</span>))</div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span> {</div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keywordflow">return</span> __gthrw_(pthread_once) (__once, __func);</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span> }</div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span> </div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span> __gthread_key_create (__gthread_key_t *__key, <span class="keywordtype">void</span> (*__dtor) (<span class="keywordtype">void</span> *))</div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span> {</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keywordflow">return</span> __gthrw_(pthread_key_create) (__key, __dtor);</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span> }</div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span> </div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span> __gthread_key_delete (__gthread_key_t __key)</div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span> {</div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <span class="keywordflow">return</span> __gthrw_(pthread_key_delete) (__key);</div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span> }</div>
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span> </div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> *</div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span> __gthread_getspecific (__gthread_key_t __key)</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span> {</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <span class="keywordflow">return</span> __gthrw_(pthread_getspecific) (__key);</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span> }</div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span> </div>
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span> __gthread_setspecific (__gthread_key_t __key, <span class="keyword">const</span> <span class="keywordtype">void</span> *__ptr)</div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span> {</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  <span class="keywordflow">return</span> __gthrw_(pthread_setspecific) (__key, __ptr);</div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span> }</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> </div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span> <span class="preprocessor">#ifdef _GTHREAD_USE_MUTEX_INIT_FUNC</span></div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span> __gthread_mutex_init_function (__gthread_mutex_t *__mutex)</div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span> {</div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  __gthrw_(pthread_mutex_init) (__mutex, NULL);</div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span> }</div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span> __gthread_mutex_destroy (__gthread_mutex_t *__mutex)</div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span> {</div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="keywordflow">return</span> __gthrw_(pthread_mutex_destroy) (__mutex);</div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span> }</div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span> </div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span> __gthread_mutex_lock (__gthread_mutex_t *__mutex)</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span> {</div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <span class="keywordflow">return</span> __gthrw_(pthread_mutex_lock) (__mutex);</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span> }</div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> </div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span> __gthread_mutex_trylock (__gthread_mutex_t *__mutex)</div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span> {</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <span class="keywordflow">return</span> __gthrw_(pthread_mutex_trylock) (__mutex);</div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span> }</div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span> </div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span> <span class="preprocessor">#if _GTHREAD_USE_MUTEX_TIMEDLOCK</span></div>
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span> __gthread_mutex_timedlock (__gthread_mutex_t *__mutex,</div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <span class="keyword">const</span> __gthread_time_t *__abs_timeout)</div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span> {</div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keywordflow">return</span> __gthrw_(pthread_mutex_timedlock) (__mutex, __abs_timeout);</div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span> }</div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span> __gthread_mutex_unlock (__gthread_mutex_t *__mutex)</div>
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span> {</div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">return</span> __gthrw_(pthread_mutex_unlock) (__mutex);</div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span> }</div>
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span> </div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span> <span class="preprocessor">#if !defined( PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP) \</span></div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span> <span class="preprocessor"> || defined(_GTHREAD_USE_RECURSIVE_MUTEX_INIT_FUNC)</span></div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span> __gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex)</div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span> {</div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  {</div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  pthread_mutexattr_t __attr;</div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  <span class="keywordtype">int</span> __r;</div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span> </div>
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  __r = __gthrw_(pthread_mutexattr_init) (&__attr);</div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keywordflow">if</span> (!__r)</div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  __r = __gthrw_(pthread_mutexattr_settype) (&__attr,</div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  PTHREAD_MUTEX_RECURSIVE);</div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  <span class="keywordflow">if</span> (!__r)</div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  __r = __gthrw_(pthread_mutex_init) (__mutex, &__attr);</div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="keywordflow">if</span> (!__r)</div>
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  __r = __gthrw_(pthread_mutexattr_destroy) (&__attr);</div>
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  <span class="keywordflow">return</span> __r;</div>
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  }</div>
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span> }</div>
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span> __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)</div>
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span> {</div>
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  <span class="keywordflow">return</span> __gthread_mutex_lock (__mutex);</div>
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span> }</div>
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span> </div>
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span> __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)</div>
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span> {</div>
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  <span class="keywordflow">return</span> __gthread_mutex_trylock (__mutex);</div>
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span> }</div>
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span> </div>
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span> <span class="preprocessor">#if _GTHREAD_USE_MUTEX_TIMEDLOCK</span></div>
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span> __gthread_recursive_mutex_timedlock (__gthread_recursive_mutex_t *__mutex,</div>
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  <span class="keyword">const</span> __gthread_time_t *__abs_timeout)</div>
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span> {</div>
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="keywordflow">return</span> __gthread_mutex_timedlock (__mutex, __abs_timeout);</div>
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span> }</div>
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span> __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)</div>
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span> {</div>
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="keywordflow">return</span> __gthread_mutex_unlock (__mutex);</div>
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span> }</div>
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span> </div>
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span> <span class="preprocessor">#ifdef _GTHREAD_USE_COND_INIT_FUNC</span></div>
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span> <span class="preprocessor"></span><span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span> __gthread_cond_init_function (__gthread_cond_t *__cond)</div>
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span> {</div>
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  <span class="keywordflow">if</span> (__gthread_active_p ())</div>
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  __gthrw_(pthread_cond_init) (__cond, NULL);</div>
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span> }</div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span> __gthread_cond_broadcast (__gthread_cond_t *__cond)</div>
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span> {</div>
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_broadcast) (__cond);</div>
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span> }</div>
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span> </div>
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span> __gthread_cond_signal (__gthread_cond_t *__cond)</div>
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span> {</div>
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_signal) (__cond);</div>
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span> }</div>
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span> </div>
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span> __gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)</div>
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span> {</div>
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_wait) (__cond, __mutex);</div>
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span> }</div>
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span> </div>
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span> __gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,</div>
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="keyword">const</span> __gthread_time_t *__abs_timeout)</div>
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span> {</div>
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_timedwait) (__cond, __mutex, __abs_timeout);</div>
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span> }</div>
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span> </div>
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span> __gthread_cond_wait_recursive (__gthread_cond_t *__cond,</div>
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  __gthread_recursive_mutex_t *__mutex)</div>
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span> {</div>
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="keywordflow">return</span> __gthread_cond_wait (__cond, __mutex);</div>
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span> }</div>
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span> </div>
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span> __gthread_cond_timedwait_recursive (__gthread_cond_t *__cond,</div>
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  __gthread_recursive_mutex_t *__mutex,</div>
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="keyword">const</span> __gthread_time_t *__abs_timeout)</div>
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span> {</div>
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">return</span> __gthread_cond_timedwait (__cond, __mutex, __abs_timeout);</div>
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span> }</div>
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span> </div>
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span> <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span></div>
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span> __gthread_cond_destroy (__gthread_cond_t* __cond)</div>
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span> {</div>
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  <span class="keywordflow">return</span> __gthrw_(pthread_cond_destroy) (__cond);</div>
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span> }</div>
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span> </div>
<div class="line"><a name="l00910"></a><span class="lineno"> 910</span> <span class="preprocessor">#endif </span><span class="comment">/* _LIBOBJC */</span><span class="preprocessor"></span></div>
<div class="line"><a name="l00911"></a><span class="lineno"> 911</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span> <span class="preprocessor">#endif </span><span class="comment">/* ! _GLIBCXX_GCC_GTHR_POSIX_H */</span><span class="preprocessor"></span></div>
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