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#ifndef NEWSBOAT_FILE_SYSTEM_H_
#define NEWSBOAT_FILE_SYSTEM_H_
#include <string>
#include <sys/stat.h>
#include "3rd-party/optional.hpp"
namespace newsboat {
namespace file_system {
enum class FileType {
Unknown,
RegularFile,
Directory,
BlockDevice,
CharDevice,
Fifo,
Symlink,
Socket,
};
FileType mode_to_filetype(mode_t mode);
/// Convert the filetype into an ASCII character that `ls` and others use to
/// represent it.
///
/// \note `Unknown` filetype is represented by a question mark.
char filetype_to_char(FileType type);
/// Get a suffix that `ls --classify` adds to names with given `mode`.
nonstd::optional<char> mode_suffix(mode_t mode);
/// An entry in a listing, e.g. a file, a directory or suchlike.
struct FileSystemEntry {
FileType filetype;
std::string name;
};
/// The name of the user with a given UID, padded on the right to the width of
/// 8 characters. If the name is unknown, returns 8 question marks.
std::string get_user_padded(uid_t uid);
/// The name of the group with a given GID, padded on the right to the width of
/// 8 characters. If the name is unknown, returns 8 question marks.
std::string get_group_padded(gid_t gid);
/// Convert permissions into an rwxrwxrwx-style string.
std::string permissions_string(mode_t mode);
} // namespace file_system
} // namespace newsboat
#endif //NEWSBOAT_FILE_SYSTEM_H_
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