27 строки
1.0 KiB
C++
27 строки
1.0 KiB
C++
// Copyright (c) 2016 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_NODE_OSFHANDLE_H_
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#define ATOM_NODE_OSFHANDLE_H_
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#include <windows.h>
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namespace node {
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// The _open_osfhandle and _close functions on Windows are provided by the
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// Visual C++ library, so the fd returned by them can only be used in the
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// same instance of VC++ library.
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// However Electron is linking with VC++ library statically, so electron.exe
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// shares a different instance of VC++ library with node.exe. This results
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// in fd created in electron.exe not usable in node.dll, so we have to ensure
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// we always create fd in one instance of VC++ library.
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// Followings wrappers are compiled in node.dll, and all code in electron.exe
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// should call these wrappers instead of calling _open_osfhandle directly.
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__declspec(dllexport) int open_osfhandle(intptr_t osfhandle, int flags);
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__declspec(dllexport) int close(int fd);
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} // namespace node
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#endif // ATOM_NODE_OSFHANDLE_H_
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