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https://github.com/mozilla/gecko-dev.git
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e368dc9c85
This patch was generated by a script. Here's the source of the script for future reference: function convert() { echo "Converting $1 to $2..." find . ! -wholename "*nsprpub*" \ ! -wholename "*security/nss*" \ ! -wholename "*/.hg*" \ ! -wholename "obj-ff-dbg*" \ ! -name nsXPCOMCID.h \ ! -name prtypes.h \ -type f \ \( -iname "*.cpp" \ -o -iname "*.h" \ -o -iname "*.c" \ -o -iname "*.cc" \ -o -iname "*.idl" \ -o -iname "*.ipdl" \ -o -iname "*.ipdlh" \ -o -iname "*.mm" \) | \ xargs -n 1 sed -i -e "s/\b$1\b/$2/g" } convert PRInt8 int8_t convert PRUint8 uint8_t convert PRInt16 int16_t convert PRUint16 uint16_t convert PRInt32 int32_t convert PRUint32 uint32_t convert PRInt64 int64_t convert PRUint64 uint64_t convert PRIntn int convert PRUintn unsigned convert PRSize size_t convert PROffset32 int32_t convert PROffset64 int64_t convert PRPtrdiff ptrdiff_t convert PRFloat64 double
328 lines
7.4 KiB
C++
328 lines
7.4 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsThreadUtils.h"
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#include "mozilla/Attributes.h"
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#ifdef MOZILLA_INTERNAL_API
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# include "nsThreadManager.h"
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#else
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# include "nsXPCOMCIDInternal.h"
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# include "nsIThreadManager.h"
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# include "nsServiceManagerUtils.h"
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#endif
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#ifdef XP_WIN
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#include <windows.h>
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#include "nsWindowsHelpers.h"
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#elif defined(XP_MACOSX)
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#include <sys/resource.h>
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#endif
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#include <pratom.h>
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#include <prthread.h>
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#ifndef XPCOM_GLUE_AVOID_NSPR
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsRunnable, nsIRunnable)
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NS_IMETHODIMP
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nsRunnable::Run()
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{
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// Do nothing
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return NS_OK;
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}
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#endif // XPCOM_GLUE_AVOID_NSPR
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//-----------------------------------------------------------------------------
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NS_METHOD
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NS_NewThread(nsIThread **result, nsIRunnable *event, uint32_t stackSize)
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{
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nsCOMPtr<nsIThread> thread;
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#ifdef MOZILLA_INTERNAL_API
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nsresult rv = nsThreadManager::get()->
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nsThreadManager::NewThread(0, stackSize, getter_AddRefs(thread));
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#else
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nsresult rv;
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nsCOMPtr<nsIThreadManager> mgr =
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do_GetService(NS_THREADMANAGER_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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rv = mgr->NewThread(0, stackSize, getter_AddRefs(thread));
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#endif
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NS_ENSURE_SUCCESS(rv, rv);
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if (event) {
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rv = thread->Dispatch(event, NS_DISPATCH_NORMAL);
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NS_ENSURE_SUCCESS(rv, rv);
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}
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*result = nullptr;
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thread.swap(*result);
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return NS_OK;
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}
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NS_METHOD
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NS_GetCurrentThread(nsIThread **result)
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{
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#ifdef MOZILLA_INTERNAL_API
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return nsThreadManager::get()->nsThreadManager::GetCurrentThread(result);
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#else
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nsresult rv;
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nsCOMPtr<nsIThreadManager> mgr =
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do_GetService(NS_THREADMANAGER_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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return mgr->GetCurrentThread(result);
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#endif
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}
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NS_METHOD
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NS_GetMainThread(nsIThread **result)
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{
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#ifdef MOZILLA_INTERNAL_API
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return nsThreadManager::get()->nsThreadManager::GetMainThread(result);
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#else
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nsresult rv;
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nsCOMPtr<nsIThreadManager> mgr =
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do_GetService(NS_THREADMANAGER_CONTRACTID, &rv);
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NS_ENSURE_SUCCESS(rv, rv);
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return mgr->GetMainThread(result);
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#endif
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}
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#ifndef MOZILLA_INTERNAL_API
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bool NS_IsMainThread()
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{
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bool result = false;
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nsCOMPtr<nsIThreadManager> mgr =
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do_GetService(NS_THREADMANAGER_CONTRACTID);
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if (mgr)
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mgr->GetIsMainThread(&result);
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return bool(result);
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}
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#elif defined(XP_WIN)
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extern DWORD gTLSThreadIDIndex;
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bool
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NS_IsMainThread()
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{
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return TlsGetValue(gTLSThreadIDIndex) == (void*) mozilla::threads::Main;
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}
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#elif !defined(NS_TLS)
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bool NS_IsMainThread()
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{
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bool result = false;
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nsThreadManager::get()->nsThreadManager::GetIsMainThread(&result);
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return bool(result);
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}
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#endif
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NS_METHOD
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NS_DispatchToCurrentThread(nsIRunnable *event)
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{
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#ifdef MOZILLA_INTERNAL_API
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nsIThread *thread = NS_GetCurrentThread();
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if (!thread) { return NS_ERROR_UNEXPECTED; }
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#else
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nsCOMPtr<nsIThread> thread;
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nsresult rv = NS_GetCurrentThread(getter_AddRefs(thread));
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NS_ENSURE_SUCCESS(rv, rv);
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#endif
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return thread->Dispatch(event, NS_DISPATCH_NORMAL);
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}
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NS_METHOD
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NS_DispatchToMainThread(nsIRunnable *event, uint32_t dispatchFlags)
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{
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nsCOMPtr<nsIThread> thread;
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nsresult rv = NS_GetMainThread(getter_AddRefs(thread));
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NS_ENSURE_SUCCESS(rv, rv);
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return thread->Dispatch(event, dispatchFlags);
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}
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#ifndef XPCOM_GLUE_AVOID_NSPR
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NS_METHOD
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NS_ProcessPendingEvents(nsIThread *thread, PRIntervalTime timeout)
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{
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nsresult rv = NS_OK;
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#ifdef MOZILLA_INTERNAL_API
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if (!thread) {
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thread = NS_GetCurrentThread();
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NS_ENSURE_STATE(thread);
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}
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#else
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nsCOMPtr<nsIThread> current;
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if (!thread) {
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rv = NS_GetCurrentThread(getter_AddRefs(current));
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NS_ENSURE_SUCCESS(rv, rv);
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thread = current.get();
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}
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#endif
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PRIntervalTime start = PR_IntervalNow();
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for (;;) {
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bool processedEvent;
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rv = thread->ProcessNextEvent(false, &processedEvent);
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if (NS_FAILED(rv) || !processedEvent)
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break;
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if (PR_IntervalNow() - start > timeout)
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break;
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}
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return rv;
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}
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#endif // XPCOM_GLUE_AVOID_NSPR
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inline bool
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hasPendingEvents(nsIThread *thread)
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{
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bool val;
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return NS_SUCCEEDED(thread->HasPendingEvents(&val)) && val;
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}
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bool
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NS_HasPendingEvents(nsIThread *thread)
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{
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if (!thread) {
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#ifndef MOZILLA_INTERNAL_API
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nsCOMPtr<nsIThread> current;
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NS_GetCurrentThread(getter_AddRefs(current));
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return hasPendingEvents(current);
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#else
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thread = NS_GetCurrentThread();
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NS_ENSURE_TRUE(thread, false);
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#endif
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}
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return hasPendingEvents(thread);
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}
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bool
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NS_ProcessNextEvent(nsIThread *thread, bool mayWait)
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{
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#ifdef MOZILLA_INTERNAL_API
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if (!thread) {
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thread = NS_GetCurrentThread();
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NS_ENSURE_TRUE(thread, false);
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}
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#else
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nsCOMPtr<nsIThread> current;
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if (!thread) {
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NS_GetCurrentThread(getter_AddRefs(current));
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NS_ENSURE_TRUE(current, false);
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thread = current.get();
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}
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#endif
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bool val;
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return NS_SUCCEEDED(thread->ProcessNextEvent(mayWait, &val)) && val;
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}
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#ifndef XPCOM_GLUE_AVOID_NSPR
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namespace {
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class nsNameThreadRunnable MOZ_FINAL : public nsIRunnable
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{
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public:
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nsNameThreadRunnable(const nsACString &name) : mName(name) { }
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NS_DECL_ISUPPORTS
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NS_DECL_NSIRUNNABLE
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protected:
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const nsCString mName;
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};
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsNameThreadRunnable, nsIRunnable)
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NS_IMETHODIMP
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nsNameThreadRunnable::Run()
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{
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PR_SetCurrentThreadName(mName.BeginReading());
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return NS_OK;
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}
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} // anonymous namespace
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void
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NS_SetThreadName(nsIThread *thread, const nsACString &name)
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{
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if (!thread)
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return;
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thread->Dispatch(new nsNameThreadRunnable(name),
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nsIEventTarget::DISPATCH_NORMAL);
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}
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#else // !XPCOM_GLUE_AVOID_NSPR
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void
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NS_SetThreadName(nsIThread *thread, const nsACString &name)
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{
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// No NSPR, no love.
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}
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#endif
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#ifdef MOZILLA_INTERNAL_API
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nsIThread *
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NS_GetCurrentThread() {
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return nsThreadManager::get()->GetCurrentThread();
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}
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#endif
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// nsThreadPoolNaming
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void
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nsThreadPoolNaming::SetThreadPoolName(const nsACString & aPoolName,
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nsIThread * aThread)
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{
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nsCString name(aPoolName);
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name.Append(NS_LITERAL_CSTRING(" #"));
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name.AppendInt(++mCounter, 10); // The counter is declared as volatile
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if (aThread) {
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// Set on the target thread
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NS_SetThreadName(aThread, name);
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}
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else {
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// Set on the current thread
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PR_SetCurrentThreadName(name.BeginReading());
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}
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}
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// nsAutoLowPriorityIO
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nsAutoLowPriorityIO::nsAutoLowPriorityIO()
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{
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#if defined(XP_WIN)
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lowIOPrioritySet = IsVistaOrLater() &&
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SetThreadPriority(GetCurrentThread(),
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THREAD_MODE_BACKGROUND_BEGIN);
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#elif defined(XP_MACOSX)
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oldPriority = getiopolicy_np(IOPOL_TYPE_DISK, IOPOL_SCOPE_THREAD);
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lowIOPrioritySet = oldPriority != -1 &&
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setiopolicy_np(IOPOL_TYPE_DISK,
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IOPOL_SCOPE_THREAD,
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IOPOL_THROTTLE) != -1;
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#else
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lowIOPrioritySet = false;
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#endif
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}
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nsAutoLowPriorityIO::~nsAutoLowPriorityIO()
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{
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#if defined(XP_WIN)
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if (NS_LIKELY(lowIOPrioritySet)) {
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// On Windows the old thread priority is automatically restored
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SetThreadPriority(GetCurrentThread(), THREAD_MODE_BACKGROUND_END);
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}
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#elif defined(XP_MACOSX)
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if (NS_LIKELY(lowIOPrioritySet)) {
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setiopolicy_np(IOPOL_TYPE_DISK, IOPOL_SCOPE_THREAD, oldPriority);
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}
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#endif
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}
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