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comparison: nsprpub/pr/src/md/unix/solaris.c
nsprpub/pr/src/md/unix/solaris.c
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| -1:000000000000 | 0:433d4e893d3d |
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| 1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #include "primpl.h" | |
| 7 | |
| 8 | |
| 9 extern PRBool suspendAllOn; | |
| 10 extern PRThread *suspendAllThread; | |
| 11 | |
| 12 extern void _MD_SET_PRIORITY(_MDThread *md, PRThreadPriority newPri); | |
| 13 | |
| 14 PRIntervalTime _MD_Solaris_TicksPerSecond(void) | |
| 15 { | |
| 16 /* | |
| 17 * Ticks have a 10-microsecond resolution. So there are | |
| 18 * 100000 ticks per second. | |
| 19 */ | |
| 20 return 100000UL; | |
| 21 } | |
| 22 | |
| 23 /* Interval timers, implemented using gethrtime() */ | |
| 24 | |
| 25 PRIntervalTime _MD_Solaris_GetInterval(void) | |
| 26 { | |
| 27 union { | |
| 28 hrtime_t hrt; /* hrtime_t is a 64-bit (long long) integer */ | |
| 29 PRInt64 pr64; | |
| 30 } time; | |
| 31 PRInt64 resolution; | |
| 32 PRIntervalTime ticks; | |
| 33 | |
| 34 time.hrt = gethrtime(); /* in nanoseconds */ | |
| 35 /* | |
| 36 * Convert from nanoseconds to ticks. A tick's resolution is | |
| 37 * 10 microseconds, or 10000 nanoseconds. | |
| 38 */ | |
| 39 LL_I2L(resolution, 10000); | |
| 40 LL_DIV(time.pr64, time.pr64, resolution); | |
| 41 LL_L2UI(ticks, time.pr64); | |
| 42 return ticks; | |
| 43 } | |
| 44 | |
| 45 #ifdef _PR_PTHREADS | |
| 46 void _MD_EarlyInit(void) | |
| 47 { | |
| 48 } | |
| 49 | |
| 50 PRWord *_MD_HomeGCRegisters(PRThread *t, PRIntn isCurrent, PRIntn *np) | |
| 51 { | |
| 52 *np = 0; | |
| 53 return NULL; | |
| 54 } | |
| 55 #endif /* _PR_PTHREADS */ | |
| 56 | |
| 57 #if defined(_PR_LOCAL_THREADS_ONLY) | |
| 58 | |
| 59 void _MD_EarlyInit(void) | |
| 60 { | |
| 61 } | |
| 62 | |
| 63 void _MD_SolarisInit() | |
| 64 { | |
| 65 _PR_UnixInit(); | |
| 66 } | |
| 67 | |
| 68 void | |
| 69 _MD_SET_PRIORITY(_MDThread *thread, PRThreadPriority newPri) | |
| 70 { | |
| 71 return; | |
| 72 } | |
| 73 | |
| 74 PRStatus | |
| 75 _MD_InitializeThread(PRThread *thread) | |
| 76 { | |
| 77 return PR_SUCCESS; | |
| 78 } | |
| 79 | |
| 80 PRStatus | |
| 81 _MD_WAIT(PRThread *thread, PRIntervalTime ticks) | |
| 82 { | |
| 83 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE)); | |
| 84 _PR_MD_SWITCH_CONTEXT(thread); | |
| 85 return PR_SUCCESS; | |
| 86 } | |
| 87 | |
| 88 PRStatus | |
| 89 _MD_WAKEUP_WAITER(PRThread *thread) | |
| 90 { | |
| 91 PR_ASSERT((thread == NULL) || (!(thread->flags & _PR_GLOBAL_SCOPE))); | |
| 92 return PR_SUCCESS; | |
| 93 } | |
| 94 | |
| 95 /* These functions should not be called for Solaris */ | |
| 96 void | |
| 97 _MD_YIELD(void) | |
| 98 { | |
| 99 PR_NOT_REACHED("_MD_YIELD should not be called for Solaris"); | |
| 100 } | |
| 101 | |
| 102 PRStatus | |
| 103 _MD_CREATE_THREAD( | |
| 104 PRThread *thread, | |
| 105 void (*start) (void *), | |
| 106 PRThreadPriority priority, | |
| 107 PRThreadScope scope, | |
| 108 PRThreadState state, | |
| 109 PRUint32 stackSize) | |
| 110 { | |
| 111 PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for Solaris"); | |
| 112 return(PR_FAILURE); | |
| 113 } | |
| 114 | |
| 115 #ifdef USE_SETJMP | |
| 116 PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np) | |
| 117 { | |
| 118 if (isCurrent) { | |
| 119 (void) setjmp(CONTEXT(t)); | |
| 120 } | |
| 121 *np = sizeof(CONTEXT(t)) / sizeof(PRWord); | |
| 122 return (PRWord *) CONTEXT(t); | |
| 123 } | |
| 124 #else | |
| 125 PRWord *_MD_HomeGCRegisters(PRThread *t, PRIntn isCurrent, PRIntn *np) | |
| 126 { | |
| 127 if (isCurrent) { | |
| 128 (void) getcontext(CONTEXT(t)); | |
| 129 } | |
| 130 *np = NGREG; | |
| 131 return (PRWord*) &t->md.context.uc_mcontext.gregs[0]; | |
| 132 } | |
| 133 #endif /* USE_SETJMP */ | |
| 134 | |
| 135 #endif /* _PR_LOCAL_THREADS_ONLY */ | |
| 136 | |
| 137 #ifndef _PR_PTHREADS | |
| 138 #if defined(i386) && defined(SOLARIS2_4) | |
| 139 /* | |
| 140 * Because clock_gettime() on Solaris/x86 2.4 always generates a | |
| 141 * segmentation fault, we use an emulated version _pr_solx86_clock_gettime(), | |
| 142 * which is implemented using gettimeofday(). | |
| 143 */ | |
| 144 | |
| 145 int | |
| 146 _pr_solx86_clock_gettime(clockid_t clock_id, struct timespec *tp) | |
| 147 { | |
| 148 struct timeval tv; | |
| 149 | |
| 150 if (clock_id != CLOCK_REALTIME) { | |
| 151 errno = EINVAL; | |
| 152 return -1; | |
| 153 } | |
| 154 | |
| 155 gettimeofday(&tv, NULL); | |
| 156 tp->tv_sec = tv.tv_sec; | |
| 157 tp->tv_nsec = tv.tv_usec * 1000; | |
| 158 return 0; | |
| 159 } | |
| 160 #endif /* i386 && SOLARIS2_4 */ | |
| 161 #endif /* _PR_PTHREADS */ |
