Ensure OnChakraCoreLoadedEntry is visible

Author: ShortDevelopment

bin/ch/ch.cpp

@@ -1,6 +1,6 @@
 //-------------------------------------------------------------------------------------------------------
 // Copyright (C) Microsoft. All rights reserved.
-// Copyright (c) 2021 ChakraCore Project Contributors. All rights reserved.
+// Copyright (c) ChakraCore Project Contributors. All rights reserved.
 // Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
 //-------------------------------------------------------------------------------------------------------
 #include "stdafx.h"
@@ -24,8 +24,10 @@ Debugger* Debugger::debugger = nullptr;
 
 #ifdef _WIN32
 LPCWSTR hostName = _u("ch.exe");
+#define EXPORT_VISIBLE
 #else
 LPCWSTR hostName = _u("ch");
+#define EXPORT_VISIBLE __attribute__((visibility("default")))
 #endif
 
 JsRuntimeHandle chRuntime = JS_INVALID_RUNTIME_HANDLE;
@@ -42,7 +44,7 @@ UINT32 startEventCount = 1;
 
 HRESULT RunBgParseSync(LPCSTR fileContents, UINT lengthBytes, const char* fileName);
 
-extern "C"
+extern "C" EXPORT_VISIBLE
 HRESULT __stdcall OnChakraCoreLoadedEntry(TestHooks& testHooks)
 {
     return ChakraRTInterface::OnChakraCoreLoaded(testHooks);