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50 lines
2.0 KiB
50 lines
2.0 KiB
/* |
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This file is part of Magnum. |
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Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, |
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2020, 2021, 2022, 2023 Vladimír Vondruš <mosra@centrum.cz> |
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Permission is hereby granted, free of charge, to any person obtaining a |
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copy of this software and associated documentation files (the "Software"), |
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to deal in the Software without restriction, including without limitation |
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the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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and/or sell copies of the Software, and to permit persons to whom the |
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Software is furnished to do so, subject to the following conditions: |
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The above copyright notice and this permission notice shall be included |
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in all copies or substantial portions of the Software. |
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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DEALINGS IN THE SOFTWARE. |
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*/ |
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#include "WindowsWeakSymbol.h" |
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#include <cstdio> |
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#define WIN32_LEAN_AND_MEAN 1 |
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#define VC_EXTRALEAN |
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#include <windows.h> |
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#include "Magnum/Implementation/configure.h" |
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namespace Magnum { namespace Implementation { |
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void* windowsWeakSymbol(const char* name, void* backup) { |
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/* FARPROC?! I want either a function pointer or a variable pointer */ |
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void* address = reinterpret_cast<void*>(GetProcAddress(GetModuleHandleA(WINDOWS_WEAK_SYMBOL_DLL_NAME), name)); |
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/* This shouldn't fail, except in Python, where it's a sad, sad misery. */ |
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if(!address) { |
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std::fprintf(stderr, "Cannot query global symbol %s and make it unique\n" |
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"across DLLs. App may misbehave, sorry. Build Magnum as dynamic as a workaround.\n", name); |
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address = backup; |
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} |
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return address; |
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} |
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}}
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