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: void _MD_EarlyInit(void)
michael@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) setjmp(CONTEXT(t));
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: #ifdef _PR_PTHREADS
michael@0: 
michael@0: void _MD_CleanupBeforeExit(void)
michael@0: {
michael@0: }
michael@0: 
michael@0: #else /* ! _PR_PTHREADS */
michael@0: 
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: 	/*
michael@0: 	 * set the pointers to the stack-pointer and frame-pointer words in the
michael@0: 	 * context structure; this is for debugging use.
michael@0: 	 */
michael@0: 	thread->md.sp = _MD_GET_SP_PTR(thread);
michael@0: 	thread->md.fp = _MD_GET_FP_PTR(thread);
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 RISC OS */
michael@0: void
michael@0: _MD_YIELD(void)
michael@0: {
michael@0:     PR_NOT_REACHED("_MD_YIELD should not be called for RISC OS.");
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 RISC OS.");
michael@0: 	return PR_FAILURE;
michael@0: }
michael@0: #endif /* ! _PR_PTHREADS */