104 lines
3.4 KiB
C++
104 lines
3.4 KiB
C++
//-----------------------------------------------------------------------------
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// Project : SDK Core
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//
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// Category : Common Base Classes
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// Filename : public.sdk/source/main/moduleinit.cpp
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// Created by : Steinberg, 11/2020
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// Description : Module Initializers/Terminators
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//
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//-----------------------------------------------------------------------------
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// This file is part of a Steinberg SDK. It is subject to the license terms
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// in the LICENSE file found in the top-level directory of this distribution
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// and at www.steinberg.net/sdklicenses.
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// No part of the SDK, including this file, may be copied, modified, propagated,
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// or distributed except according to the terms contained in the LICENSE file.
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//-----------------------------------------------------------------------------
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#include "moduleinit.h"
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#include <atomic>
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#include <vector>
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extern void* moduleHandle; // from dllmain.cpp, linuxmain.cpp or macmain.cpp
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//------------------------------------------------------------------------
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namespace Steinberg {
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namespace {
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//------------------------------------------------------------------------
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using FunctionVector = std::vector<std::pair<ModuleInitPriority, ModuleInitFunction>>;
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//------------------------------------------------------------------------
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FunctionVector& getInitFunctions ()
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{
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static FunctionVector gInitVector;
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return gInitVector;
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}
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//------------------------------------------------------------------------
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FunctionVector& getTermFunctions ()
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{
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static FunctionVector gTermVector;
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return gTermVector;
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}
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//------------------------------------------------------------------------
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void addInitFunction (ModuleInitFunction&& func, ModuleInitPriority prio)
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{
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getInitFunctions ().emplace_back (prio, std::move (func));
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}
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//------------------------------------------------------------------------
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void addTerminateFunction (ModuleInitFunction&& func, ModuleInitPriority prio)
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{
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getTermFunctions ().emplace_back (prio, std::move (func));
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}
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//------------------------------------------------------------------------
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void sortAndRunFunctions (FunctionVector& array)
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{
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std::sort (array.begin (), array.end (),
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[] (const FunctionVector::value_type& v1, const FunctionVector::value_type& v2) {
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return v1.first < v2.first;
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});
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for (auto& entry : array)
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entry.second ();
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}
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//------------------------------------------------------------------------
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} // anonymous
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//------------------------------------------------------------------------
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ModuleInitializer::ModuleInitializer (ModuleInitFunction&& func, ModuleInitPriority prio)
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{
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addInitFunction (std::move (func), prio);
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}
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//------------------------------------------------------------------------
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ModuleTerminator::ModuleTerminator (ModuleInitFunction&& func, ModuleInitPriority prio)
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{
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addTerminateFunction (std::move (func), prio);
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}
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//------------------------------------------------------------------------
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PlatformModuleHandle getPlatformModuleHandle ()
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{
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return reinterpret_cast<PlatformModuleHandle> (moduleHandle);
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}
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//------------------------------------------------------------------------
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} // Steinberg
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//------------------------------------------------------------------------
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bool InitModule ()
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{
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Steinberg::sortAndRunFunctions (Steinberg::getInitFunctions ());
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return true;
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}
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//------------------------------------------------------------------------
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bool DeinitModule ()
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{
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Steinberg::sortAndRunFunctions (Steinberg::getTermFunctions ());
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return true;
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}
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