Class DirectoryReader

src/pystack/_pystack/process.cpp:30–61

static const std::string PERM_MESSAGE = "Operation not permitted";

class DirectoryReader
{
  public:
    explicit DirectoryReader(const std::string& path)
    : dir_(opendir(path.c_str()))
    {
        if (!dir_) {
            throw std::runtime_error("Could not read the contents of " + path);
        }
    };

    ~DirectoryReader()
    {
        closedir(dir_);
    };

    std::vector<std::string> files() const
    {
        std::vector<std::string> files;
        struct dirent* ent;
        while ((ent = readdir(dir_)) != nullptr) {
            if (!strcmp(ent->d_name, ".") || !strcmp(ent->d_name, "..")) {
                continue;
            }
            files.emplace_back(ent->d_name);
        }
        return files;
    }

  private:
    DIR* dir_;
};

}  // namespace
namespace pystack {