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45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
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// @file winutil.cpp : Windows related utility functions
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//
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// /**
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// * Copyright (C) 2008 10gen Inc.
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// *
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// * This program is free software: you can redistribute it and/or modify
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// * it under the terms of the GNU Affero General Public License, version 3,
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// * as published by the Free Software Foundation.
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// *
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// * This program 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 Affero General Public License for more details.
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// *
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// * You should have received a copy of the GNU Affero General Public License
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// * along with this program. If not, see <http://www.gnu.org/licenses/>.
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// */
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//
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// #include "pch.h"
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#pragma once
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#if defined(_WIN32)
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#include <windows.h>
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#include "text.h"
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namespace mongo {
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inline string GetWinErrMsg(DWORD err) {
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LPTSTR errMsg;
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::FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, err, 0, (LPTSTR)&errMsg, 0, NULL );
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std::string errMsgStr = toUtf8String( errMsg );
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::LocalFree( errMsg );
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// FormatMessage() appends a newline to the end of error messages, we trim it because endl flushes the buffer.
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errMsgStr = errMsgStr.erase( errMsgStr.length() - 2 );
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std::ostringstream output;
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output << errMsgStr << " (" << err << ")";
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return output.str();
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}
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}
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#endif
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