michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "primpl.h"
michael@0: 
michael@0: #include <signal.h>
michael@0: #include <poll.h>
michael@0: #include <sys/syscall.h>
michael@0: 
michael@0: void _MD_EarlyInit(void)
michael@0: {
michael@0:     /*
michael@0:      * Ignore FPE because coercion of a NaN to an int causes SIGFPE
michael@0:      * to be raised.
michael@0:      */
michael@0:     struct sigaction act;
michael@0: 
michael@0:     act.sa_handler = SIG_IGN;
michael@0:     sigemptyset(&act.sa_mask);
michael@0:     act.sa_flags = SA_RESTART;
michael@0:     sigaction(SIGFPE, &act, 0);
michael@0: }
michael@0: 
michael@0: PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)
michael@0: {
michael@0: #ifndef _PR_PTHREADS
michael@0:     if (isCurrent) {
michael@0:         (void) sigsetjmp(CONTEXT(t), 1);
michael@0:     }
michael@0:     *np = sizeof(CONTEXT(t)) / sizeof(PRWord);
michael@0:     return (PRWord *) CONTEXT(t);
michael@0: #else
michael@0:     *np = 0;
michael@0:     return NULL;
michael@0: #endif
michael@0: }
michael@0: 
michael@0: #ifndef _PR_PTHREADS
michael@0: void
michael@0: _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)
michael@0: {
michael@0:     return;
michael@0: }
michael@0: 
michael@0: PRStatus
michael@0: _MD_InitializeThread(PRThread *thread)
michael@0: {
michael@0:     return PR_SUCCESS;
michael@0: }
michael@0: 
michael@0: PRStatus
michael@0: _MD_WAIT(PRThread *thread, PRIntervalTime ticks)
michael@0: {
michael@0:     PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
michael@0:     _PR_MD_SWITCH_CONTEXT(thread);
michael@0:     return PR_SUCCESS;
michael@0: }
michael@0: 
michael@0: PRStatus
michael@0: _MD_WAKEUP_WAITER(PRThread *thread)
michael@0: {
michael@0:     if (thread) {
michael@0:         PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
michael@0:     }
michael@0:     return PR_SUCCESS;
michael@0: }
michael@0: 
michael@0: /* These functions should not be called for NetBSD */
michael@0: void
michael@0: _MD_YIELD(void)
michael@0: {
michael@0:     PR_NOT_REACHED("_MD_YIELD should not be called for NetBSD.");
michael@0: }
michael@0: 
michael@0: PRStatus
michael@0: _MD_CREATE_THREAD(
michael@0:     PRThread *thread,
michael@0:     void (*start) (void *),
michael@0:     PRThreadPriority priority,
michael@0:     PRThreadScope scope,
michael@0:     PRThreadState state,
michael@0:     PRUint32 stackSize)
michael@0: {
michael@0:     PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for NetBSD.");
michael@0:     return PR_FAILURE;
michael@0: }
michael@0: #endif /* ! _PR_PTHREADS */