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diff --git a/mozilla/nsprpub/pr/src/md/windows/w95thred.c b/mozilla/nsprpub/pr/src/md/windows/w95thred.c
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is the Netscape Portable Runtime (NSPR).
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#include "primpl.h"
+#include <process.h> /* for _beginthreadex() */
+
+#if defined(_MSC_VER) && _MSC_VER <= 1200
+/*
+ * VC++ 6.0 doesn't have DWORD_PTR.
+ */
+
+typedef DWORD DWORD_PTR;
+#endif /* _MSC_VER <= 1200 */
+
+/* --- globals ------------------------------------------------ */
+#ifdef _PR_USE_STATIC_TLS
+__declspec(thread) struct PRThread *_pr_thread_last_run;
+__declspec(thread) struct PRThread *_pr_currentThread;
+__declspec(thread) struct _PRCPU *_pr_currentCPU;
+#else
+DWORD _pr_currentThreadIndex;
+DWORD _pr_lastThreadIndex;
+DWORD _pr_currentCPUIndex;
+#endif
+int _pr_intsOff = 0;
+_PRInterruptTable _pr_interruptTable[] = { { 0 } };
+
+void
+_PR_MD_EARLY_INIT()
+{
+#ifndef _PR_USE_STATIC_TLS
+ _pr_currentThreadIndex = TlsAlloc();
+ _pr_lastThreadIndex = TlsAlloc();
+ _pr_currentCPUIndex = TlsAlloc();
+#endif
+}
+
+void _PR_MD_CLEANUP_BEFORE_EXIT(void)
+{
+ _PR_NT_FreeSids();
+
+ _PR_MD_CleanupSockets();
+
+ WSACleanup();
+
+#ifndef _PR_USE_STATIC_TLS
+ TlsFree(_pr_currentThreadIndex);
+ TlsFree(_pr_lastThreadIndex);
+ TlsFree(_pr_currentCPUIndex);
+#endif
+}
+
+PRStatus
+_PR_MD_INIT_THREAD(PRThread *thread)
+{
+ if (thread->flags & (_PR_PRIMORDIAL | _PR_ATTACHED)) {
+ /*
+ ** Warning:
+ ** --------
+ ** NSPR requires a real handle to every thread.
+ ** GetCurrentThread() returns a pseudo-handle which
+ ** is not suitable for some thread operations (e.g.,
+ ** suspending). Therefore, get a real handle from
+ ** the pseudo handle via DuplicateHandle(...)
+ */
+ DuplicateHandle(
+ GetCurrentProcess(), /* Process of source handle */
+ GetCurrentThread(), /* Pseudo Handle to dup */
+ GetCurrentProcess(), /* Process of handle */
+ &(thread->md.handle), /* resulting handle */
+ 0L, /* access flags */
+ FALSE, /* Inheritable */
+ DUPLICATE_SAME_ACCESS); /* Options */
+ }
+
+ /* Create the blocking IO semaphore */
+ thread->md.blocked_sema = CreateSemaphore(NULL, 0, 1, NULL);
+ if (thread->md.blocked_sema == NULL)
+ return PR_FAILURE;
+ else
+ return PR_SUCCESS;
+}
+
+static unsigned __stdcall
+pr_root(void *arg)
+{
+ PRThread *thread = (PRThread *)arg;
+ thread->md.start(thread);
+ return 0;
+}
+
+PRStatus
+_PR_MD_CREATE_THREAD(PRThread *thread,
+ void (*start)(void *),
+ PRThreadPriority priority,
+ PRThreadScope scope,
+ PRThreadState state,
+ PRUint32 stackSize)
+{
+
+ thread->md.start = start;
+ thread->md.handle = (HANDLE) _beginthreadex(
+ NULL,
+ thread->stack->stackSize,
+ pr_root,
+ (void *)thread,
+ CREATE_SUSPENDED,
+ &(thread->id));
+ if(!thread->md.handle) {
+ return PR_FAILURE;
+ }
+
+ thread->md.id = thread->id;
+ /*
+ * On windows, a thread is created with a thread priority of
+ * THREAD_PRIORITY_NORMAL.
+ */
+ if (priority != PR_PRIORITY_NORMAL) {
+ _PR_MD_SET_PRIORITY(&(thread->md), priority);
+ }
+
+ /* Activate the thread */
+ if ( ResumeThread( thread->md.handle ) != -1)
+ return PR_SUCCESS;
+
+ return PR_FAILURE;
+}
+
+void
+_PR_MD_YIELD(void)
+{
+ /* Can NT really yield at all? */
+ Sleep(0);
+}
+
+void
+_PR_MD_SET_PRIORITY(_MDThread *thread, PRThreadPriority newPri)
+{
+ int nativePri;
+ BOOL rv;
+
+ if (newPri < PR_PRIORITY_FIRST) {
+ newPri = PR_PRIORITY_FIRST;
+ } else if (newPri > PR_PRIORITY_LAST) {
+ newPri = PR_PRIORITY_LAST;
+ }
+ switch (newPri) {
+ case PR_PRIORITY_LOW:
+ nativePri = THREAD_PRIORITY_BELOW_NORMAL;
+ break;
+ case PR_PRIORITY_NORMAL:
+ nativePri = THREAD_PRIORITY_NORMAL;
+ break;
+ case PR_PRIORITY_HIGH:
+ nativePri = THREAD_PRIORITY_ABOVE_NORMAL;
+ break;
+ case PR_PRIORITY_URGENT:
+ nativePri = THREAD_PRIORITY_HIGHEST;
+ }
+ rv = SetThreadPriority(thread->handle, nativePri);
+ PR_ASSERT(rv);
+ if (!rv) {
+ PR_LOG(_pr_thread_lm, PR_LOG_MIN,
+ ("PR_SetThreadPriority: can't set thread priority\n"));
+ }
+ return;
+}
+
+void
+_PR_MD_CLEAN_THREAD(PRThread *thread)
+{
+ BOOL rv;
+
+ if (thread->md.blocked_sema) {
+ rv = CloseHandle(thread->md.blocked_sema);
+ PR_ASSERT(rv);
+ thread->md.blocked_sema = 0;
+ }
+
+ if (thread->md.handle) {
+ rv = CloseHandle(thread->md.handle);
+ PR_ASSERT(rv);
+ thread->md.handle = 0;
+ }
+}
+
+void
+_PR_MD_EXIT_THREAD(PRThread *thread)
+{
+ _PR_MD_CLEAN_THREAD(thread);
+ _PR_MD_SET_CURRENT_THREAD(NULL);
+}
+
+
+void
+_PR_MD_EXIT(PRIntn status)
+{
+ _exit(status);
+}
+
+PRInt32 _PR_MD_SETTHREADAFFINITYMASK(PRThread *thread, PRUint32 mask )
+{
+#ifdef WINCE
+ SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
+ return -1;
+#else
+ DWORD_PTR rv;
+
+ rv = SetThreadAffinityMask(thread->md.handle, mask);
+
+ return rv?0:-1;
+#endif
+}
+
+PRInt32 _PR_MD_GETTHREADAFFINITYMASK(PRThread *thread, PRUint32 *mask)
+{
+#ifdef WINCE
+ SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
+ return -1;
+#else
+ BOOL rv;
+ DWORD_PTR process_mask;
+ DWORD_PTR system_mask;
+
+ rv = GetProcessAffinityMask(GetCurrentProcess(),
+ &process_mask, &system_mask);
+ if (rv)
+ *mask = (PRUint32)process_mask;
+
+ return rv?0:-1;
+#endif
+}
+
+void
+_PR_MD_SUSPEND_CPU(_PRCPU *cpu)
+{
+ _PR_MD_SUSPEND_THREAD(cpu->thread);
+}
+
+void
+_PR_MD_RESUME_CPU(_PRCPU *cpu)
+{
+ _PR_MD_RESUME_THREAD(cpu->thread);
+}
+
+void
+_PR_MD_SUSPEND_THREAD(PRThread *thread)
+{
+ if (_PR_IS_NATIVE_THREAD(thread)) {
+ DWORD previousSuspendCount;
+ /* XXXMB - SuspendThread() is not a blocking call; how do we
+ * know when the thread is *REALLY* suspended?
+ */
+ previousSuspendCount = SuspendThread(thread->md.handle);
+ PR_ASSERT(previousSuspendCount == 0);
+ }
+}
+
+void
+_PR_MD_RESUME_THREAD(PRThread *thread)
+{
+ if (_PR_IS_NATIVE_THREAD(thread)) {
+ DWORD previousSuspendCount;
+ previousSuspendCount = ResumeThread(thread->md.handle);
+ PR_ASSERT(previousSuspendCount == 1);
+ }
+}
+
+PRThread*
+_MD_CURRENT_THREAD(void)
+{
+PRThread *thread;
+
+ thread = _MD_GET_ATTACHED_THREAD();
+
+ if (NULL == thread) {
+ thread = _PRI_AttachThread(
+ PR_USER_THREAD, PR_PRIORITY_NORMAL, NULL, 0);
+ }
+ PR_ASSERT(thread != NULL);
+ return thread;
+}