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Merge pull request #1052 from KazWolfe/relative-symlink-fix

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goat 2023-02-05 20:15:14 +01:00 • committed by GitHub
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1 changed files with 7 additions and 7 deletions
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14
Dalamud.Boot/xivfixes.cpp
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@ -437,13 +437,13 @@ void xivfixes::backup_userdata_save(bool bApply) {
if (ext != ".dat" && ext != ".cfg")
return s_hookCreateFileW->call_original(lpFileName, dwDesiredAccess, dwShareMode, lpSecurityAttributes, dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
for (auto i = 0; i < 16; i++) {
std::error_code ec;
auto resolved = read_symlink(path, ec);
if (ec || resolved == path)
break;
path = std::move(resolved);
}
// Resolve any symbolic links or shenanigans in the chain so that we'll always be working with a canonical
// file. If there's an error getting the canonical path, fall back to default behavior and ignore our
// fancy logic. We use weakly_canonical here so that we don't run into issues if `path` does not exist.
std::error_code ec;
path = weakly_canonical(path, ec);
if (ec)
return s_hookCreateFileW->call_original(lpFileName, dwDesiredAccess, dwShareMode, lpSecurityAttributes, dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
std::filesystem::path temporaryPath = path;
temporaryPath.replace_extension(std::format(L"{}.new.{:X}.{:X}", path.extension().c_str(), std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::system_clock::now().time_since_epoch()).count(), GetCurrentProcessId()));