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#ifndef CANONICALIZE_H_
# define CANONICALIZE_H_

enum canonicalize_mode_t
  {
    /* All path components must exist.  */
    CAN_EXISTING = 0,

    /* All path components excluding last one must exist.  */
    CAN_ALL_BUT_LAST = 1,

    /* No requirements on components existence.  */
    CAN_MISSING = 2
  };
typedef enum canonicalize_mode_t canonicalize_mode_t;

char *canonicalize_filename_mode (const char *, canonicalize_mode_t);

# if !HAVE_CANONICALIZE_FILE_NAME
char *canonicalize_file_name (const char *);
# endif

#endif /* !CANONICALIZE_H_ */