Mercurial > trustbridge > nss-cmake-static

annotate nspr/pr/src/md/unix/darwin.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 #include <mach/mach_time.h>
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9
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10 void _MD_EarlyInit(void)
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11 {
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12 }
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13
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14 /*
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15 * The multiplier (as a fraction) for converting the Mach absolute time
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16 * unit to nanoseconds.
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17 */
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18 static mach_timebase_info_data_t machTimebaseInfo;
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19
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20 void _PR_Mach_IntervalInit(void)
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21 {
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22 kern_return_t rv;
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23
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24 rv = mach_timebase_info(&machTimebaseInfo);
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25 PR_ASSERT(rv == KERN_SUCCESS);
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26 }
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27
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28 PRIntervalTime _PR_Mach_GetInterval(void)
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29 {
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30 uint64_t time;
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31
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32 /*
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33 * mach_absolute_time returns the time in the Mach absolute time unit.
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34 * Convert it to milliseconds. See Mac Technical Q&A QA1398.
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35 */
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36 time = mach_absolute_time();
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37 time = time * machTimebaseInfo.numer / machTimebaseInfo.denom /
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38 PR_NSEC_PER_MSEC;
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39 return (PRIntervalTime)time;
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40 } /* _PR_Mach_GetInterval */
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41
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42 PRIntervalTime _PR_Mach_TicksPerSecond(void)
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43 {
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44 return 1000;
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45 }
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46
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47 PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)
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48 {
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49 #if !defined(_PR_PTHREADS)
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50 if (isCurrent) {
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51 (void) setjmp(CONTEXT(t));
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52 }
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53 *np = sizeof(CONTEXT(t)) / sizeof(PRWord);
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54 return (PRWord *) CONTEXT(t);
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55 #else
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56 *np = 0;
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57 return NULL;
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58 #endif
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59 }
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60
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61 #if !defined(_PR_PTHREADS)
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62 void
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63 _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)
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64 {
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65 return;
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66 }
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67
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68 PRStatus
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69 _MD_InitializeThread(PRThread *thread)
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70 {
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71 return PR_SUCCESS;
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72 }
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73
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74 PRStatus
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75 _MD_WAIT(PRThread *thread, PRIntervalTime ticks)
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76 {
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77 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
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78 _PR_MD_SWITCH_CONTEXT(thread);
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79 return PR_SUCCESS;
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80 }
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81
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82 PRStatus
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83 _MD_WAKEUP_WAITER(PRThread *thread)
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84 {
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85 if (thread) {
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86 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
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87 }
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88 return PR_SUCCESS;
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89 }
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90
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91 /* These functions should not be called for Darwin */
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92 void
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93 _MD_YIELD(void)
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94 {
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95 PR_NOT_REACHED("_MD_YIELD should not be called for Darwin.");
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96 }
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97
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98 PRStatus
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99 _MD_CREATE_THREAD(
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100 PRThread *thread,
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101 void (*start) (void *),
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102 PRThreadPriority priority,
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103 PRThreadScope scope,
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104 PRThreadState state,
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105 PRUint32 stackSize)
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106 {
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107 PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for Darwin.");
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108 return PR_FAILURE;
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109 }
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110 #endif /* ! _PR_PTHREADS */
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111
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112 /* darwin.c */
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113
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