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64b477625d
- Various build changes, in particular NSPR is not needed on Unix anymore - Add js/Initialization.h to source/scriptinterface/ScriptEngine.h - Use nullptr instead of JS::NullPtr(), see https://bugzilla.mozilla.org/show_bug.cgi?id=1164602 - Remove `JS::RuntimeOptionsRef.varObjFix`, see https://bugzilla.mozilla.org/show_bug.cgi?id=1171177 - Remove uses of `AutoIdArray`, see https://bugzilla.mozilla.org/show_bug.cgi?id=1191529 - `JS_InternUCStringN` has been renamed, see https://bugzilla.mozilla.org/show_bug.cgi?id=1178581 - `JS::Evaluate` now takes scope chains explicitly, see https://bugzilla.mozilla.org/show_bug.cgi?id=1097987 - Array functions (such as `JS_IsArrayObject`) are fallible and output to params, see https://bugzilla.mozilla.org/show_bug.cgi?id=f3d35d8 - Remove `JSCLASS_CACHED_PROTO_WIDTH` workaround in our code, see https://bugzilla.mozilla.org/show_bug.cgi?id=1236373 - Remove compile'n go (`setCompileAndGo`) and replace it by `setIsRunOnce` which will become the default in the future, see https://bugzilla.mozilla.org/show_bug.cgi?id=679939 - Mark shared memory in direct access operations (`JS_GetUint16ArrayData` and `JS_GetUint8ArrayData`), see https://bugzilla.mozilla.org/show_bug.cgi?id=1176214 - Use new `JS::ObjectOpResult`, see https://bugzilla.mozilla.org/show_bug.cgi?id=1113369 Thanks to wraitii, elexis, Krinkle and historic_bruno for contributions and comments, and to gentz, madpilot, s0600204 and Stan for testing and indirect contributions. Differential Revision: https://code.wildfiregames.com/D1510 This was SVN commit r22627.
56 lines
1.8 KiB
C++
56 lines
1.8 KiB
C++
/* Copyright (C) 2019 Wildfire Games.
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* This file is part of 0 A.D.
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*
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* 0 A.D. is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* 0 A.D. is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with 0 A.D. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef INCLUDED_SCRIPTENGINE
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#define INCLUDED_SCRIPTENGINE
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#include "ScriptTypes.h"
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#include "ps/Singleton.h"
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#include "js/Initialization.h"
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/**
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* A class using the RAII (Resource Acquisition Is Initialization) idiom to manage initialization
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* and shutdown of the SpiderMonkey script engine. It also keeps a count of active script runtimes
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* in order to validate the following constraints:
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* 1. JS_Init must be called before any ScriptRuntimes are initialized
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* 2. JS_Shutdown must be called after all ScriptRuntimes have been destroyed
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*/
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class ScriptEngine : public Singleton<ScriptEngine>
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{
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public:
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ScriptEngine()
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{
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ENSURE(m_Runtimes.empty() && "JS_Init must be called before any runtimes are created!");
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JS_Init();
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}
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~ScriptEngine()
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{
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ENSURE(m_Runtimes.empty() && "All runtimes must be destroyed before calling JS_ShutDown!");
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JS_ShutDown();
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}
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void RegisterRuntime(const JSRuntime* rt) { m_Runtimes.push_back(rt); }
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void UnRegisterRuntime(const JSRuntime* rt) { m_Runtimes.remove(rt); }
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private:
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std::list<const JSRuntime*> m_Runtimes;
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};
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#endif // INCLUDED_SCRIPTENGINE
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