The Tor Browser / file comparison
comparison: nsprpub/pr/src/md/unix/scoos.c
nsprpub/pr/src/md/unix/scoos.c
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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 /* | |
| 7 * SCO ODT 5.0 - originally created by mikep | |
| 8 */ | |
| 9 #include "primpl.h" | |
| 10 | |
| 11 #include <setjmp.h> | |
| 12 | |
| 13 void _MD_EarlyInit(void) | |
| 14 { | |
| 15 } | |
| 16 | |
| 17 PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np) | |
| 18 { | |
| 19 if (isCurrent) { | |
| 20 (void) setjmp(CONTEXT(t)); | |
| 21 } | |
| 22 *np = sizeof(CONTEXT(t)) / sizeof(PRWord); | |
| 23 return (PRWord *) CONTEXT(t); | |
| 24 } | |
| 25 | |
| 26 #ifdef ALARMS_BREAK_TCP /* I don't think they do */ | |
| 27 | |
| 28 PRInt32 _MD_connect(PRInt32 osfd, PRNetAddr *addr, PRInt32 addrlen, | |
| 29 PRIntervalTime timeout) | |
| 30 { | |
| 31 PRInt32 rv; | |
| 32 | |
| 33 _MD_BLOCK_CLOCK_INTERRUPTS(); | |
| 34 rv = _connect(osfd,addr,addrlen); | |
| 35 _MD_UNBLOCK_CLOCK_INTERRUPTS(); | |
| 36 } | |
| 37 | |
| 38 PRInt32 _MD_accept(PRInt32 osfd, PRNetAddr *addr, PRInt32 addrlen, | |
| 39 PRIntervalTime timeout) | |
| 40 { | |
| 41 PRInt32 rv; | |
| 42 | |
| 43 _MD_BLOCK_CLOCK_INTERRUPTS(); | |
| 44 rv = _accept(osfd,addr,addrlen); | |
| 45 _MD_UNBLOCK_CLOCK_INTERRUPTS(); | |
| 46 return(rv); | |
| 47 } | |
| 48 #endif | |
| 49 | |
| 50 /* | |
| 51 * These are also implemented in pratom.c using NSPR locks. Any reason | |
| 52 * this might be better or worse? If you like this better, define | |
| 53 * _PR_HAVE_ATOMIC_OPS in include/md/unixware.h | |
| 54 */ | |
| 55 #ifdef _PR_HAVE_ATOMIC_OPS | |
| 56 /* Atomic operations */ | |
| 57 #include <stdio.h> | |
| 58 static FILE *_uw_semf; | |
| 59 | |
| 60 void | |
| 61 _MD_INIT_ATOMIC(void) | |
| 62 { | |
| 63 /* Sigh. Sure wish SYSV semaphores weren't such a pain to use */ | |
| 64 if ((_uw_semf = tmpfile()) == NULL) | |
| 65 PR_ASSERT(0); | |
| 66 | |
| 67 return; | |
| 68 } | |
| 69 | |
| 70 void | |
| 71 _MD_ATOMIC_INCREMENT(PRInt32 *val) | |
| 72 { | |
| 73 flockfile(_uw_semf); | |
| 74 (*val)++; | |
| 75 unflockfile(_uw_semf); | |
| 76 } | |
| 77 | |
| 78 void | |
| 79 _MD_ATOMIC_ADD(PRInt32 *ptr, PRInt32 val) | |
| 80 { | |
| 81 flockfile(_uw_semf); | |
| 82 (*ptr) += val; | |
| 83 unflockfile(_uw_semf); | |
| 84 } | |
| 85 | |
| 86 void | |
| 87 _MD_ATOMIC_DECREMENT(PRInt32 *val) | |
| 88 { | |
| 89 flockfile(_uw_semf); | |
| 90 (*val)--; | |
| 91 unflockfile(_uw_semf); | |
| 92 } | |
| 93 | |
| 94 void | |
| 95 _MD_ATOMIC_SET(PRInt32 *val, PRInt32 newval) | |
| 96 { | |
| 97 flockfile(_uw_semf); | |
| 98 *val = newval; | |
| 99 unflockfile(_uw_semf); | |
| 100 } | |
| 101 #endif | |
| 102 | |
| 103 void | |
| 104 _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri) | |
| 105 { | |
| 106 return; | |
| 107 } | |
| 108 | |
| 109 PRStatus | |
| 110 _MD_InitializeThread(PRThread *thread) | |
| 111 { | |
| 112 return PR_SUCCESS; | |
| 113 } | |
| 114 | |
| 115 PRStatus | |
| 116 _MD_WAIT(PRThread *thread, PRIntervalTime ticks) | |
| 117 { | |
| 118 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE)); | |
| 119 _PR_MD_SWITCH_CONTEXT(thread); | |
| 120 return PR_SUCCESS; | |
| 121 } | |
| 122 | |
| 123 PRStatus | |
| 124 _MD_WAKEUP_WAITER(PRThread *thread) | |
| 125 { | |
| 126 if (thread) { | |
| 127 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE)); | |
| 128 } | |
| 129 return PR_SUCCESS; | |
| 130 } | |
| 131 | |
| 132 /* These functions should not be called for SCO */ | |
| 133 void | |
| 134 _MD_YIELD(void) | |
| 135 { | |
| 136 PR_NOT_REACHED("_MD_YIELD should not be called for SCO."); | |
| 137 } | |
| 138 | |
| 139 PRStatus | |
| 140 _MD_CREATE_THREAD( | |
| 141 PRThread *thread, | |
| 142 void (*start) (void *), | |
| 143 PRThreadPriority priority, | |
| 144 PRThreadScope scope, | |
| 145 PRThreadState state, | |
| 146 PRUint32 stackSize) | |
| 147 { | |
| 148 PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for SCO."); | |
| 149 } |
