Windows: when overwriting an existing file container, add its current size to the available free space
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@ -3462,6 +3462,13 @@ BOOL QueryFreeSpace (HWND hwndDlg, HWND hwndTextBox, BOOL display, LONGLONG *pFr
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else
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{
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LARGE_INTEGER lDiskFree;
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// if the file pointed by szFileName already exists, we must add its size to the free space since it will be overwritten durig the volume creation
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__int64 lFileSize = GetFileSize64(szFileName);
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if (lFileSize != -1)
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{
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free.QuadPart += lFileSize;
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}
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lDiskFree.QuadPart = free.QuadPart;
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if (pFreeSpaceValue)
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