Function copyFile

WechatExporter/core/FileSystem.cpp:308–358

}

bool copyFile(const std::string& src, const std::string& dest, bool overwrite)
{
#ifdef _WIN32
	CW2T pszSrc(CA2W(src.c_str(), CP_UTF8));
	CW2T pszDest(CA2W(dest.c_str(), CP_UTF8));

	BOOL bRet = FALSE;
	if (::PathFileExists((LPCTSTR)pszSrc))
	{
		bRet = ::CopyFile((LPCTSTR)pszSrc, (LPCTSTR)pszDest, (overwrite ? FALSE : TRUE));
#ifndef NDEBUG
		DWORD err = ::GetLastError();
		TCHAR buffer[256] = { 0 };
		_itot((int)err, buffer, 10);
		_tcscat(buffer, TEXT(" "));
		_tcscat(buffer, pszDest);
		assert(buffer);
#endif
	}
	return (bRet == TRUE);
#else
    if (existsFile(dest) && !overwrite)
    {
        return false;
    }
    
    std::ifstream ss(src, std::ios::in | std::ios::binary);
    if (!ss.is_open())
    {
#ifndef NDEBUG
        // assert(false);
#endif
        return false;
    }
    std::ofstream ds(dest, std::ios::out | std::ios::binary | std::ios::trunc);
    if (!ds.is_open())
    {
#ifndef NDEBUG
        assert(false);
#endif
        ss.close();
        return false;
    }
    ds << ss.rdbuf();

    ss.close();
    ds.close();
    
    return true;
#endif
}

bool moveFile(const std::string& src, const std::string& dest, bool overwrite/* = true*/)
{