Initial commit of upstream NSPR (4.7.3) and NSS3 (3.12).

third_party/nspr/mozilla/nsprpub/pr/src/cplus/rcthread.cpp

Index: third_party/nspr/mozilla/nsprpub/pr/src/cplus/rcthread.cpp
diff --git a/third_party/nspr/mozilla/nsprpub/pr/src/cplus/rcthread.cpp b/third_party/nspr/mozilla/nsprpub/pr/src/cplus/rcthread.cpp
new file mode 100755
index 0000000000000000000000000000000000000000..25a9810fecfa6d70f529a4abde4f4454d9177707
--- /dev/null
+++ b/third_party/nspr/mozilla/nsprpub/pr/src/cplus/rcthread.cpp
@@ -0,0 +1,220 @@
+/* -*- 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 ***** */
+
+/* RCThread.cpp - C++ wrapper on NSPR */
+
+#include "rcthread.h"
+#include "rcinrval.h"
+
+#include <prmem.h>
+#include <prlog.h>
+#include <stdio.h>
+#include <prinit.h>
+
+static RCPrimordialThread *primordial = NULL;
+
+void nas_Root(void *arg)
+{
+    RCThread *him = (RCThread*)arg;
+    while (RCThread::ex_unstarted == him->execution)
+        (void)PR_Sleep(PR_INTERVAL_NO_TIMEOUT);  /* wait for Start() */
+    him->RootFunction();  /* he gets a self reference */
+    if (PR_UNJOINABLE_THREAD == PR_GetThreadState(him->identity))
+        delete him;
+}  /* nas_Root */
+
+RCThread::~RCThread() { }
+
+RCThread::RCThread(): RCBase() { }
+
+RCThread::RCThread(const RCThread&): RCBase()
+{
+    PR_NOT_REACHED("Cannot call thread copy constructor");
+}  /* RCThread::RCThread */
+
+RCThread::RCThread(
+    RCThread::Scope scope, RCThread::State join, PRUint32 stackSize):
+    RCBase()
+{
+    execution = ex_unstarted;
+    identity = PR_CreateThread(
+        PR_USER_THREAD, nas_Root, this,
+        PR_GetThreadPriority(PR_GetCurrentThread()),
+        (PRThreadScope)scope, (PRThreadState)join, stackSize);
+}  /* RCThread::RCThread */
+
+void RCThread::operator=(const RCThread&)
+{
+    PR_NOT_REACHED("Cannot call thread assignment operator");
+}  /* RCThread::operator= */
+
+
+PRStatus RCThread::Start()
+{
+    PRStatus rv;
+    /* This is an unsafe check, but not too critical */
+    if (RCThread::ex_unstarted == execution)
+    {
+        execution = RCThread::ex_started;
+        rv = PR_Interrupt(identity);
+        PR_ASSERT(PR_SUCCESS == rv);
+    }
+    else
+    {
+        rv = PR_FAILURE;
+        PR_SetError(PR_INVALID_STATE_ERROR, 0);
+    }
+    return rv;
+}  /* RCThread::Start */
+
+PRStatus RCThread::Join()
+{
+    PRStatus rv;
+    if (RCThread::ex_unstarted == execution)
+    {
+        rv = PR_FAILURE;
+        PR_SetError(PR_INVALID_STATE_ERROR, 0);
+    }
+    else rv = PR_JoinThread(identity);
+    if (PR_SUCCESS == rv) delete this;
+    return rv;
+}  /* RCThread::Join */
+
+PRStatus RCThread::Interrupt()
+{
+    PRStatus rv;
+    if (RCThread::ex_unstarted == execution)
+    {
+        rv = PR_FAILURE;
+        PR_SetError(PR_INVALID_STATE_ERROR, 0);
+    }
+    else rv = PR_Interrupt(identity);
+    return rv;
+}  /* RCThread::Interrupt */
+
+void RCThread::ClearInterrupt() { PR_ClearInterrupt(); }
+
+void RCThread::SetPriority(RCThread::Priority new_priority)
+    { PR_SetThreadPriority(identity, (PRThreadPriority)new_priority); }
+
+PRThread *RCThread::Self()
+    { return PR_GetCurrentThread(); }
+
+RCThread::Scope RCThread::GetScope() const
+    { return (RCThread::Scope)PR_GetThreadScope(identity); }
+
+RCThread::State RCThread::GetState() const
+    { return (RCThread::State)PR_GetThreadState(identity); }
+
+RCThread::Priority RCThread::GetPriority() const
+    { return (RCThread::Priority)PR_GetThreadPriority(identity); }
+    
+static void _rc_PDDestructor(RCThreadPrivateData* privateData)
+{
+    PR_ASSERT(NULL != privateData);
+    privateData->Release();
+}
+
+static PRThreadPrivateDTOR _tpd_dtor = (PRThreadPrivateDTOR)_rc_PDDestructor;
+
+PRStatus RCThread::NewPrivateIndex(PRUintn* index)
+    { return PR_NewThreadPrivateIndex(index, _tpd_dtor); }
+
+PRStatus RCThread::SetPrivateData(PRUintn index)
+    { return PR_SetThreadPrivate(index, NULL); }
+
+PRStatus RCThread::SetPrivateData(PRUintn index, RCThreadPrivateData* data)
+{
+    return PR_SetThreadPrivate(index, data);
+}
+
+RCThreadPrivateData* RCThread::GetPrivateData(PRUintn index)
+    { return (RCThreadPrivateData*)PR_GetThreadPrivate(index); }
+
+PRStatus RCThread::Sleep(const RCInterval& ticks)
+    { PRIntervalTime tmo = ticks; return PR_Sleep(tmo); }
+
+RCPrimordialThread *RCThread::WrapPrimordialThread()
+{
+    /*
+    ** This needs to take more care in insuring that the thread
+    ** being wrapped is really the primordial thread. This code
+    ** is assuming that the caller is the primordial thread, and
+    ** there's nothing to insure that.
+    */
+    if (NULL == primordial)
+    {
+        /* it doesn't have to be perfect */
+        RCPrimordialThread *me = new RCPrimordialThread();
+        PR_ASSERT(NULL != me);
+        if (NULL == primordial)
+        {
+            primordial = me;
+            me->execution = RCThread::ex_started;
+            me->identity = PR_GetCurrentThread();
+        }
+        else delete me;  /* somebody beat us to it */
+    }
+    return primordial;
+}  /* RCThread::WrapPrimordialThread */
+
+RCPrimordialThread::RCPrimordialThread(): RCThread() { }
+
+RCPrimordialThread::~RCPrimordialThread() { }
+
+void RCPrimordialThread::RootFunction()
+{
+    PR_NOT_REACHED("Primordial thread calling root function"); 
+}  /* RCPrimordialThread::RootFunction */
+ 
+PRStatus RCPrimordialThread::Cleanup() { return PR_Cleanup(); }
+
+PRStatus RCPrimordialThread::SetVirtualProcessors(PRIntn count)
+{
+    PR_SetConcurrency(count);
+    return PR_SUCCESS;
+}  /* SetVirutalProcessors */
+
+RCThreadPrivateData::RCThreadPrivateData() { }
+
+RCThreadPrivateData::RCThreadPrivateData(
+    const RCThreadPrivateData& him) { }
+
+RCThreadPrivateData::~RCThreadPrivateData() { }
+
+/* RCThread.c */
+