| /* |
| * Copyright (C) 2014 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef WebHeap_h |
| #define WebHeap_h |
| |
| #include "public/platform/WebCommon.h" |
| |
| namespace blink { |
| |
| class WebHeap { |
| public: |
| // Attach thread to the garbage collector managed heap. Thread can |
| // allocate or use garbage collector managed objects only while it is |
| // attached. |
| BLINK_EXPORT static void attachThread(); |
| |
| // Detach thread from the garbage collector managed heap. Thread can |
| // no longer allocate or use garbage collector managed objects. |
| BLINK_EXPORT static void detachThread(); |
| |
| // While this object is active on the stack current thread is marked as |
| // being at safepoint. It can't manipulate garbage collector managed objects |
| // until it leaves safepoint, but it can block indefinitely. |
| // When thread is not at safe-point it must not block indefinitely because |
| // garbage collector might want to stop it. |
| class SafePointScope { |
| public: |
| BLINK_EXPORT SafePointScope(); |
| BLINK_EXPORT ~SafePointScope(); |
| }; |
| }; |
| |
| } // namespace blink |
| |
| #endif |