This enum class specifies constants used to identify file types,
with the meanings listed in Table 123.
Table
123 — Enum class
file_typeConstant | Meaning |
none |
The type of the file has not been determined or an error occurred while
trying to determine the type. |
not_found |
Pseudo-type indicating the file was not found. [ Note: The file
not being found is not considered an error while determining the
type of a file. — end note ] |
regular | Regular file |
directory | Directory file |
symlink | Symbolic link file |
block | Block special file |
character | Character special file |
fifo | FIFO or pipe file |
socket | Socket file |
implementation-defined |
Implementations that support file systems having file types
in addition to the above file_type types
shall supply
implementation-defined
file_type constants
to separately identify each of those additional file types |
unknown |
The file exists but the type could not be determined |