1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/nsprpub/pr/src/md/unix/openbsd.c Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,89 @@
1.4 +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#include "primpl.h"
1.10 +
1.11 +#include <signal.h>
1.12 +#include <poll.h>
1.13 +#include <sys/syscall.h>
1.14 +
1.15 +void _MD_EarlyInit(void)
1.16 +{
1.17 + /*
1.18 + * Ignore FPE because coercion of a NaN to an int causes SIGFPE
1.19 + * to be raised.
1.20 + */
1.21 + struct sigaction act;
1.22 +
1.23 + act.sa_handler = SIG_IGN;
1.24 + sigemptyset(&act.sa_mask);
1.25 + act.sa_flags = SA_RESTART;
1.26 + sigaction(SIGFPE, &act, 0);
1.27 +}
1.28 +
1.29 +PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)
1.30 +{
1.31 +#ifndef _PR_PTHREADS
1.32 + if (isCurrent) {
1.33 + (void) sigsetjmp(CONTEXT(t), 1);
1.34 + }
1.35 + *np = sizeof(CONTEXT(t)) / sizeof(PRWord);
1.36 + return (PRWord *) CONTEXT(t);
1.37 +#else
1.38 + *np = 0;
1.39 + return NULL;
1.40 +#endif
1.41 +}
1.42 +
1.43 +#ifndef _PR_PTHREADS
1.44 +void
1.45 +_MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)
1.46 +{
1.47 + return;
1.48 +}
1.49 +
1.50 +PRStatus
1.51 +_MD_InitializeThread(PRThread *thread)
1.52 +{
1.53 + return PR_SUCCESS;
1.54 +}
1.55 +
1.56 +PRStatus
1.57 +_MD_WAIT(PRThread *thread, PRIntervalTime ticks)
1.58 +{
1.59 + PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
1.60 + _PR_MD_SWITCH_CONTEXT(thread);
1.61 + return PR_SUCCESS;
1.62 +}
1.63 +
1.64 +PRStatus
1.65 +_MD_WAKEUP_WAITER(PRThread *thread)
1.66 +{
1.67 + if (thread) {
1.68 + PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
1.69 + }
1.70 + return PR_SUCCESS;
1.71 +}
1.72 +
1.73 +/* These functions should not be called for OpenBSD */
1.74 +void
1.75 +_MD_YIELD(void)
1.76 +{
1.77 + PR_NOT_REACHED("_MD_YIELD should not be called for OpenBSD.");
1.78 +}
1.79 +
1.80 +PRStatus
1.81 +_MD_CREATE_THREAD(
1.82 + PRThread *thread,
1.83 + void (*start) (void *),
1.84 + PRThreadPriority priority,
1.85 + PRThreadScope scope,
1.86 + PRThreadState state,
1.87 + PRUint32 stackSize)
1.88 +{
1.89 + PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for OpenBSD.");
1.90 + return PR_FAILURE;
1.91 +}
1.92 +#endif /* ! _PR_PTHREADS */
