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CommonFuncs: Add GetWin32ErrorString().
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2 changed files with 10 additions and 1 deletions
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@ -52,10 +52,16 @@ std::string LastStrerrorString()
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// Wrapper function to get GetLastError() string.
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// This function might change the error code.
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std::string GetLastErrorString()
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{
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return GetWin32ErrorString(GetLastError());
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}
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// Like GetLastErrorString() but if you have already queried the error code.
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std::string GetWin32ErrorString(DWORD error_code)
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{
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char error_message[BUFFER_SIZE];
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FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, nullptr, GetLastError(),
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FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, nullptr, error_code,
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MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), error_message, BUFFER_SIZE, nullptr);
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return std::string(error_message);
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}
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