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/*
Copyright (C) 2012 Sebastian Herbord. All rights reserved.
This file is part of Mod Organizer.
Mod Organizer is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Mod Organizer is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Mod Organizer. If not, see <http://www.gnu.org/licenses/>.
*/
#include "windows_error.h"
#include <sstream>
namespace MOShared {
std::string windows_error::constructMessage(const std::string& input, int inErrorCode) {
std::ostringstream finalMessage;
finalMessage << input;
LPSTR buffer = nullptr;
DWORD errorCode = inErrorCode != -1 ? inErrorCode : ::GetLastError();
// TODO: the message is not english?
if (FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, nullptr, errorCode,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&buffer, 0, nullptr) == 0) {
finalMessage << " (errorcode " << errorCode << ")";
} else {
LPSTR lastChar = buffer + strlen(buffer) - 2;
*lastChar = '\0';
finalMessage << " (" << buffer << " [" << errorCode << "])";
LocalFree(buffer); // allocated by FormatMessage
}
::SetLastError(errorCode); // restore error code because FormatMessage might have modified it
return finalMessage.str();
}
} // namespace MOShared
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