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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /*
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- /*
- * SCO ODT 5.0 - originally created by mikep
- */
- #include "primpl.h"
-
- #include <setjmp.h>
-
- void _MD_EarlyInit(void)
- {
- }
-
- PRWord *_MD_HomeGCRegisters(PRThread *t, int isCurrent, int *np)
- {
- if (isCurrent) {
- (void) setjmp(CONTEXT(t));
- }
- *np = sizeof(CONTEXT(t)) / sizeof(PRWord);
- return (PRWord *) CONTEXT(t);
- }
-
- #ifdef ALARMS_BREAK_TCP /* I don't think they do */
-
- PRInt32 _MD_connect(PRInt32 osfd, PRNetAddr *addr, PRInt32 addrlen,
- PRIntervalTime timeout)
- {
- PRInt32 rv;
-
- _MD_BLOCK_CLOCK_INTERRUPTS();
- rv = _connect(osfd,addr,addrlen);
- _MD_UNBLOCK_CLOCK_INTERRUPTS();
- }
-
- PRInt32 _MD_accept(PRInt32 osfd, PRNetAddr *addr, PRInt32 addrlen,
- PRIntervalTime timeout)
- {
- PRInt32 rv;
-
- _MD_BLOCK_CLOCK_INTERRUPTS();
- rv = _accept(osfd,addr,addrlen);
- _MD_UNBLOCK_CLOCK_INTERRUPTS();
- return(rv);
- }
- #endif
-
- /*
- * These are also implemented in pratom.c using NSPR locks. Any reason
- * this might be better or worse? If you like this better, define
- * _PR_HAVE_ATOMIC_OPS in include/md/unixware.h
- */
- #ifdef _PR_HAVE_ATOMIC_OPS
- /* Atomic operations */
- #include <stdio.h>
- static FILE *_uw_semf;
-
- void
- _MD_INIT_ATOMIC(void)
- {
- /* Sigh. Sure wish SYSV semaphores weren't such a pain to use */
- if ((_uw_semf = tmpfile()) == NULL)
- PR_ASSERT(0);
-
- return;
- }
-
- void
- _MD_ATOMIC_INCREMENT(PRInt32 *val)
- {
- flockfile(_uw_semf);
- (*val)++;
- unflockfile(_uw_semf);
- }
-
- void
- _MD_ATOMIC_DECREMENT(PRInt32 *val)
- {
- flockfile(_uw_semf);
- (*val)--;
- unflockfile(_uw_semf);
- }
-
- void
- _MD_ATOMIC_SET(PRInt32 *val, PRInt32 newval)
- {
- flockfile(_uw_semf);
- *val = newval;
- unflockfile(_uw_semf);
- }
- #endif
-
- void
- _MD_SET_PRIORITY(_MDThread *thread, PRUintn newPri)
- {
- return;
- }
-
- PRStatus
- _MD_InitializeThread(PRThread *thread)
- {
- return PR_SUCCESS;
- }
-
- PRStatus
- _MD_WAIT(PRThread *thread, PRIntervalTime ticks)
- {
- PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
- _PR_MD_SWITCH_CONTEXT(thread);
- return PR_SUCCESS;
- }
-
- PRStatus
- _MD_WAKEUP_WAITER(PRThread *thread)
- {
- if (thread) {
- PR_ASSERT(!(thread->flags & _PR_GLOBAL_SCOPE));
- }
- return PR_SUCCESS;
- }
-
- /* These functions should not be called for SCO */
- void
- _MD_YIELD(void)
- {
- PR_NOT_REACHED("_MD_YIELD should not be called for SCO.");
- }
-
- PRStatus
- _MD_CREATE_THREAD(
- PRThread *thread,
- void (*start) (void *),
- PRThreadPriority priority,
- PRThreadScope scope,
- PRThreadState state,
- PRUint32 stackSize)
- {
- PR_NOT_REACHED("_MD_CREATE_THREAD should not be called for SCO.");
- }
-