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daemon: complain if data dir resides on FAT32 volume (Windows)
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@ -107,6 +107,20 @@ uint16_t parse_public_rpc_port(const po::variables_map &vm)
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return rpc_port;
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}
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#ifdef WIN32
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bool isFat32(const wchar_t* root_path)
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{
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std::vector<wchar_t> fs(MAX_PATH + 1);
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if (!::GetVolumeInformationW(root_path, nullptr, 0, nullptr, 0, nullptr, &fs[0], MAX_PATH))
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{
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MERROR("Failed to get '" << root_path << "' filesystem name. Error code: " << ::GetLastError());
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return false;
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}
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return wcscmp(L"FAT32", &fs[0]) == 0;
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}
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#endif
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int main(int argc, char const * argv[])
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{
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try {
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@ -233,6 +247,13 @@ int main(int argc, char const * argv[])
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boost::filesystem::path data_dir = boost::filesystem::absolute(
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command_line::get_arg(vm, cryptonote::arg_data_dir));
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#ifdef WIN32
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if (isFat32(data_dir.root_name().c_str()))
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{
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MERROR("Data directory resides on FAT32 volume that has 4GiB file size limit, blockchain might get corrupted.");
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}
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#endif
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// FIXME: not sure on windows implementation default, needs further review
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//bf::path relative_path_base = daemonizer::get_relative_path_base(vm);
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bf::path relative_path_base = data_dir;
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