Mercurial > trustbridge > nss-cmake-static

annotate nspr/pr/src/threads/prcthr.c @ 4:b513267f632f tip

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Build DBM module
author Andre Heinecke <andre.heinecke@intevation.de>
date Tue, 05 Aug 2014 18:58:03 +0200
parents 1e5118fa0cb1
children
rev   line source
0
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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2 /* This Source Code Form is subject to the terms of the Mozilla Public
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3 * License, v. 2.0. If a copy of the MPL was not distributed with this
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4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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5
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6 #include "primpl.h"
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7
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8 #if defined(WIN95)
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9 /*
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10 ** Some local variables report warnings on Win95 because the code paths
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11 ** using them are conditioned on HAVE_CUSTOME_USER_THREADS.
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12 ** The pragma suppresses the warning.
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13 **
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14 */
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15 #pragma warning(disable : 4101)
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16 #endif
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17
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18
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19 extern PRLock *_pr_sleeplock; /* allocated and initialized in prinit */
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20 /*
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21 ** Routines common to both native and user threads.
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22 **
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23 **
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24 ** Clean up a thread object, releasing all of the attached data. Do not
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25 ** free the object itself (it may not have been malloc'd)
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26 */
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27 void _PR_CleanupThread(PRThread *thread)
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28 {
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29 /* Free up per-thread-data */
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30 _PR_DestroyThreadPrivate(thread);
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31
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32 /* Free any thread dump procs */
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33 if (thread->dumpArg) {
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34 PR_DELETE(thread->dumpArg);
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35 }
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36 thread->dump = 0;
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37
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38 PR_DELETE(thread->name);
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39 PR_DELETE(thread->errorString);
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40 thread->errorStringSize = 0;
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41 thread->errorStringLength = 0;
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42 thread->environment = NULL;
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43 }
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44
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45 PR_IMPLEMENT(PRStatus) PR_Yield()
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46 {
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47 static PRBool warning = PR_TRUE;
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48 if (warning) warning = _PR_Obsolete(
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49 "PR_Yield()", "PR_Sleep(PR_INTERVAL_NO_WAIT)");
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50 return (PR_Sleep(PR_INTERVAL_NO_WAIT));
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51 }
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52
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53 /*
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54 ** Make the current thread sleep until "timeout" ticks amount of time
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55 ** has expired. If "timeout" is PR_INTERVAL_NO_WAIT then the call is
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56 ** equivalent to a yield. Waiting for an infinite amount of time is
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57 ** allowed in the expectation that another thread will interrupt().
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58 **
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59 ** A single lock is used for all threads calling sleep. Each caller
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60 ** does get its own condition variable since each is expected to have
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61 ** a unique 'timeout'.
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62 */
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63 PR_IMPLEMENT(PRStatus) PR_Sleep(PRIntervalTime timeout)
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64 {
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65 PRStatus rv = PR_SUCCESS;
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66
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67 if (!_pr_initialized) _PR_ImplicitInitialization();
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68
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69 if (PR_INTERVAL_NO_WAIT == timeout)
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70 {
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71 /*
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72 ** This is a simple yield, nothing more, nothing less.
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73 */
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74 PRIntn is;
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75 PRThread *me = PR_GetCurrentThread();
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76 PRUintn pri = me->priority;
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77 _PRCPU *cpu = _PR_MD_CURRENT_CPU();
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78
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79 if ( _PR_IS_NATIVE_THREAD(me) ) _PR_MD_YIELD();
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80 else
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81 {
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82 _PR_INTSOFF(is);
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83 _PR_RUNQ_LOCK(cpu);
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84 if (_PR_RUNQREADYMASK(cpu) >> pri) {
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85 me->cpu = cpu;
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86 me->state = _PR_RUNNABLE;
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87 _PR_ADD_RUNQ(me, cpu, pri);
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88 _PR_RUNQ_UNLOCK(cpu);
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89
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90 PR_LOG(_pr_sched_lm, PR_LOG_MIN, ("PR_Yield: yielding"));
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91 _PR_MD_SWITCH_CONTEXT(me);
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92 PR_LOG(_pr_sched_lm, PR_LOG_MIN, ("PR_Yield: done"));
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93
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94 _PR_FAST_INTSON(is);
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95 }
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96 else
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97 {
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98 _PR_RUNQ_UNLOCK(cpu);
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99 _PR_INTSON(is);
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100 }
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101 }
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102 }
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103 else
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104 {
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105 /*
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106 ** This is waiting for some finite period of time.
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107 ** A thread in this state is interruptible (PR_Interrupt()),
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108 ** but the lock and cvar used are local to the implementation
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109 ** and not visible to the caller, therefore not notifiable.
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110 */
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111 PRCondVar *cv;
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112 PRIntervalTime timein;
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113
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114 timein = PR_IntervalNow();
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115 cv = PR_NewCondVar(_pr_sleeplock);
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116 PR_ASSERT(cv != NULL);
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117 PR_Lock(_pr_sleeplock);
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118 do
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119 {
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120 PRIntervalTime delta = PR_IntervalNow() - timein;
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121 if (delta > timeout) break;
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122 rv = PR_WaitCondVar(cv, timeout - delta);
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123 } while (rv == PR_SUCCESS);
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124 PR_Unlock(_pr_sleeplock);
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125 PR_DestroyCondVar(cv);
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126 }
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127 return rv;
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128 }
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129
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130 PR_IMPLEMENT(PRUint32) PR_GetThreadID(PRThread *thread)
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131 {
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132 return thread->id;
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133 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
134
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
135 PR_IMPLEMENT(PRThreadPriority) PR_GetThreadPriority(const PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
136 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
137 return (PRThreadPriority) thread->priority;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
138 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
139
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
140 PR_IMPLEMENT(PRThread *) PR_GetCurrentThread()
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
141 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
142 if (!_pr_initialized) _PR_ImplicitInitialization();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
143 return _PR_MD_CURRENT_THREAD();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
144 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
145
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
146 /*
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
147 ** Set the interrupt flag for a thread. The thread will be unable to
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
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148 ** block in i/o functions when this happens. Also, any PR_Wait's in
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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149 ** progress will be undone. The interrupt remains in force until
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
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150 ** PR_ClearInterrupt is called.
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
151 */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
152 PR_IMPLEMENT(PRStatus) PR_Interrupt(PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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153 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
154 #ifdef _PR_GLOBAL_THREADS_ONLY
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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155 PRCondVar *victim;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
156
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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157 _PR_THREAD_LOCK(thread);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
158 thread->flags |= _PR_INTERRUPT;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
159 victim = thread->wait.cvar;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
160 _PR_THREAD_UNLOCK(thread);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
161 if ((NULL != victim) && (!(thread->flags & _PR_INTERRUPT_BLOCKED))) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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162 int haveLock = (victim->lock->owner == _PR_MD_CURRENT_THREAD());
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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163
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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164 if (!haveLock) PR_Lock(victim->lock);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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165 PR_NotifyAllCondVar(victim);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
166 if (!haveLock) PR_Unlock(victim->lock);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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167 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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168 return PR_SUCCESS;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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169 #else /* ! _PR_GLOBAL_THREADS_ONLY */
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170 PRIntn is;
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171 PRThread *me = _PR_MD_CURRENT_THREAD();
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Andre Heinecke <andre.heinecke@intevation.de>
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172
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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173 if (!_PR_IS_NATIVE_THREAD(me))
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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174 _PR_INTSOFF(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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175
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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176 _PR_THREAD_LOCK(thread);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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177 thread->flags |= _PR_INTERRUPT;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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178 switch (thread->state) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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179 case _PR_COND_WAIT:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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180 /*
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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181 * call is made with thread locked;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
182 * on return lock is released
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
183 */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
184 if (!(thread->flags & _PR_INTERRUPT_BLOCKED))
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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185 _PR_NotifyLockedThread(thread);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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186 break;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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187 case _PR_IO_WAIT:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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188 /*
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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189 * Need to hold the thread lock when calling
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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190 * _PR_Unblock_IO_Wait(). On return lock is
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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191 * released.
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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192 */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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193 #if defined(XP_UNIX) || defined(WINNT) || defined(WIN16)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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194 if (!(thread->flags & _PR_INTERRUPT_BLOCKED))
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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195 _PR_Unblock_IO_Wait(thread);
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196 #else
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197 _PR_THREAD_UNLOCK(thread);
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198 #endif
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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199 break;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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200 case _PR_RUNNING:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
201 case _PR_RUNNABLE:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
202 case _PR_LOCK_WAIT:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
203 default:
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
204 _PR_THREAD_UNLOCK(thread);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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205 break;
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Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
206 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
207 if (!_PR_IS_NATIVE_THREAD(me))
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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208 _PR_INTSON(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
209 return PR_SUCCESS;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
210 #endif /* _PR_GLOBAL_THREADS_ONLY */
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211 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
212
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
213 /*
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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214 ** Clear the interrupt flag for self.
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
215 */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
216 PR_IMPLEMENT(void) PR_ClearInterrupt()
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
217 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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218 PRIntn is;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
219 PRThread *me = _PR_MD_CURRENT_THREAD();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
220
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
221 if ( !_PR_IS_NATIVE_THREAD(me)) _PR_INTSOFF(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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222 _PR_THREAD_LOCK(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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223 me->flags &= ~_PR_INTERRUPT;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
224 _PR_THREAD_UNLOCK(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
225 if ( !_PR_IS_NATIVE_THREAD(me)) _PR_INTSON(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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226 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
227
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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228 PR_IMPLEMENT(void) PR_BlockInterrupt()
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
229 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
230 PRIntn is;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
231 PRThread *me = _PR_MD_CURRENT_THREAD();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
232
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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233 if ( !_PR_IS_NATIVE_THREAD(me)) _PR_INTSOFF(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
234 _PR_THREAD_LOCK(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
235 _PR_THREAD_BLOCK_INTERRUPT(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
236 _PR_THREAD_UNLOCK(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
237 if ( !_PR_IS_NATIVE_THREAD(me)) _PR_INTSON(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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238 } /* PR_BlockInterrupt */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
239
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
240 PR_IMPLEMENT(void) PR_UnblockInterrupt()
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
241 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
242 PRIntn is;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
243 PRThread *me = _PR_MD_CURRENT_THREAD();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
244
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
245 if ( !_PR_IS_NATIVE_THREAD(me)) _PR_INTSOFF(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
246 _PR_THREAD_LOCK(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
247 _PR_THREAD_UNBLOCK_INTERRUPT(me);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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248 _PR_THREAD_UNLOCK(me);
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diff changeset
249 if ( !_PR_IS_NATIVE_THREAD(me)) _PR_INTSON(is);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
250 } /* PR_UnblockInterrupt */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
251
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
252 /*
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
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253 ** Return the thread stack pointer of the given thread.
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
254 */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
255 PR_IMPLEMENT(void *) PR_GetSP(PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
256 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
257 return (void *)_PR_MD_GET_SP(thread);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
258 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
259
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
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diff changeset
260 PR_IMPLEMENT(void*) GetExecutionEnvironment(PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
261 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
262 return thread->environment;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
263 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
264
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
265 PR_IMPLEMENT(void) SetExecutionEnvironment(PRThread *thread, void *env)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
266 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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267 thread->environment = env;
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268 }
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269
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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270
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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271 PR_IMPLEMENT(PRInt32) PR_GetThreadAffinityMask(PRThread *thread, PRUint32 *mask)
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272 {
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273 #ifdef HAVE_THREAD_AFFINITY
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274 return _PR_MD_GETTHREADAFFINITYMASK(thread, mask);
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275 #else
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276 return 0;
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277 #endif
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278 }
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279
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280 PR_IMPLEMENT(PRInt32) PR_SetThreadAffinityMask(PRThread *thread, PRUint32 mask )
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281 {
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282 #ifdef HAVE_THREAD_AFFINITY
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283 #ifndef IRIX
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284 return _PR_MD_SETTHREADAFFINITYMASK(thread, mask);
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285 #else
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286 return 0;
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287 #endif
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288 #else
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289 return 0;
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290 #endif
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291 }
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292
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293 /* This call is thread unsafe if another thread is calling SetConcurrency()
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294 */
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295 PR_IMPLEMENT(PRInt32) PR_SetCPUAffinityMask(PRUint32 mask)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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296 {
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297 #ifdef HAVE_THREAD_AFFINITY
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298 PRCList *qp;
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299 extern PRUint32 _pr_cpu_affinity_mask;
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300
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301 if (!_pr_initialized) _PR_ImplicitInitialization();
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302
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303 _pr_cpu_affinity_mask = mask;
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304
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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305 qp = _PR_CPUQ().next;
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306 while(qp != &_PR_CPUQ()) {
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307 _PRCPU *cpu;
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308
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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309 cpu = _PR_CPU_PTR(qp);
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310 PR_SetThreadAffinityMask(cpu->thread, mask);
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311
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312 qp = qp->next;
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313 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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314 #endif
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315
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316 return 0;
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317 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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318
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319 PRUint32 _pr_recycleThreads = 0;
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320 PR_IMPLEMENT(void) PR_SetThreadRecycleMode(PRUint32 count)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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321 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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322 _pr_recycleThreads = count;
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323 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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324
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325 PR_IMPLEMENT(PRThread*) PR_CreateThreadGCAble(PRThreadType type,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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326 void (*start)(void *arg),
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327 void *arg,
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328 PRThreadPriority priority,
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329 PRThreadScope scope,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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330 PRThreadState state,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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331 PRUint32 stackSize)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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332 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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333 return _PR_CreateThread(type, start, arg, priority, scope, state,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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334 stackSize, _PR_GCABLE_THREAD);
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335 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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336
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337 #ifdef SOLARIS
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338 PR_IMPLEMENT(PRThread*) PR_CreateThreadBound(PRThreadType type,
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339 void (*start)(void *arg),
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340 void *arg,
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341 PRUintn priority,
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342 PRThreadScope scope,
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343 PRThreadState state,
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344 PRUint32 stackSize)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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345 {
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346 return _PR_CreateThread(type, start, arg, priority, scope, state,
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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347 stackSize, _PR_BOUND_THREAD);
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348 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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349 #endif
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diff changeset
350
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351
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352 PR_IMPLEMENT(PRThread*) PR_AttachThreadGCAble(
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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353 PRThreadType type, PRThreadPriority priority, PRThreadStack *stack)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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354 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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355 /* $$$$ not sure how to finese this one */
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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356 PR_SetError(PR_NOT_IMPLEMENTED_ERROR, 0);
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357 return NULL;
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diff changeset
358 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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359
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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360 PR_IMPLEMENT(void) PR_SetThreadGCAble()
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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361 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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362 if (!_pr_initialized) _PR_ImplicitInitialization();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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363 PR_Lock(_pr_activeLock);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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364 _PR_MD_CURRENT_THREAD()->flags |= _PR_GCABLE_THREAD;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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365 PR_Unlock(_pr_activeLock);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
366 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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367
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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368 PR_IMPLEMENT(void) PR_ClearThreadGCAble()
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
369 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
370 if (!_pr_initialized) _PR_ImplicitInitialization();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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371 PR_Lock(_pr_activeLock);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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372 _PR_MD_CURRENT_THREAD()->flags &= (~_PR_GCABLE_THREAD);
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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373 PR_Unlock(_pr_activeLock);
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374 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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375
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
376 PR_IMPLEMENT(PRThreadScope) PR_GetThreadScope(const PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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377 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
378 if (!_pr_initialized) _PR_ImplicitInitialization();
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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379
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
380 if (_PR_IS_NATIVE_THREAD(thread)) {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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diff changeset
381 return (thread->flags & _PR_BOUND_THREAD) ? PR_GLOBAL_BOUND_THREAD :
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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382 PR_GLOBAL_THREAD;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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parents:
diff changeset
383 } else
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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parents:
diff changeset
384 return PR_LOCAL_THREAD;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
385 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
386
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
387 PR_IMPLEMENT(PRThreadType) PR_GetThreadType(const PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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parents:
diff changeset
388 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
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parents:
diff changeset
389 return (thread->flags & _PR_SYSTEM) ? PR_SYSTEM_THREAD : PR_USER_THREAD;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
390 }
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
391
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
392 PR_IMPLEMENT(PRThreadState) PR_GetThreadState(const PRThread *thread)
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
393 {
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
394 return (NULL == thread->term) ? PR_UNJOINABLE_THREAD : PR_JOINABLE_THREAD;
1e5118fa0cb1 This is NSS with a Cmake Buildsyste
Andre Heinecke <andre.heinecke@intevation.de>
parents:
diff changeset
395 } /* PR_GetThreadState */
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