netbsd.c (1854B)
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 #include <signal.h> 9 #include <poll.h> 10 #include <sys/syscall.h> 11 12 void _MD_EarlyInit(void) { 13 /* 14 * Ignore FPE because coercion of a NaN to an int causes SIGFPE 15 * to be raised. 16 */ 17 struct sigaction act; 18 19 act.sa_handler = SIG_IGN; 20 sigemptyset(&act.sa_mask); 21 act.sa_flags = SA_RESTART; 22 sigaction(SIGFPE, &act, 0); 23 } 24 25 PRWord* _MD_HomeGCRegisters(PRThread* t, int isCurrent, int* np) { 26 #ifndef _PR_PTHREADS 27 if (isCurrent) { 28 (void)sigsetjmp(CONTEXT(t), 1); 29 } 30 *np = sizeof(CONTEXT(t)) / sizeof(PRWord); 31 return (PRWord*)CONTEXT(t); 32 #else 33 *np = 0; 34 return NULL; 35 #endif 36 } 37 38 #ifndef _PR_PTHREADS 39 void _MD_SET_PRIORITY(_MDThread* thread, PRUintn newPri) { return; } 40 41 PRStatus _MD_InitializeThread(PRThread* thread) { return PR_SUCCESS; } 42 43 PRStatus _MD_WAIT(PRThread* thread, PRIntervalTime ticks) { 44 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE)); 45 _PR_MD_SWITCH_CONTEXT(thread); 46 return PR_SUCCESS; 47 } 48 49 PRStatus _MD_WAKEUP_WAITER(PRThread* thread) { 50 if (thread) { 51 PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE)); 52 } 53 return PR_SUCCESS; 54 } 55 56 /* These functions should not be called for NetBSD */ 57 void _MD_YIELD(void) { 58 PR_NOT_REACHED("_MD_YIELD should not be called for NetBSD."); 59 } 60 61 PRStatus _MD_CREATE_THREAD(PRThread* thread, void (*start)(void*), 62 PRThreadPriority priority, PRThreadScope scope, 63 PRThreadState state, PRUint32 stackSize) { 64 PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for NetBSD."); 65 return PR_FAILURE; 66 } 67 #endif /* ! _PR_PTHREADS */