Function UnsquashRootFS

Source/Tools/FEXRootFSFetcher/Main.cpp:1057–1078

namespace UnSquash {
bool UnsquashRootFS(const fextl::string& Path, const fextl::string& RootFS, const fextl::string& FolderName) {
  auto TargetFolder = Path + FolderName;

  std::error_code ec;
  if (std::filesystem::exists(TargetFolder, ec)) {
    fextl::string Question = "Target folder \"" + FolderName + "\" already exists. Overwrite?";
    if (AskForConfirmation(Question)) {
      if (std::filesystem::remove_all(TargetFolder, ec) == ~0ULL) {
        ExecWithInfo("Couldn't remove previous directory. Won't extract.");
        return false;
      }
    } else {
      return false;
    }
  }

  const std::array<const char*, 6> ExecveArgs = {
    "unsquashfs", "-f", "-d", TargetFolder.c_str(), RootFS.c_str(), nullptr,
  };

  return Exec::ExecAndWaitForResponse(ExecveArgs[0], const_cast<char* const*>(ExecveArgs.data())) == 0;
}

bool ExtractEroFS(const fextl::string& Path, const fextl::string& RootFS, const fextl::string& FolderName) {
  auto TargetFolder = Path + FolderName;