Module Styx__Types.Mode
A file's mode describes the type of file and its permissions.
type t
= int
type attr
=
|
DMDIR
The file is a directory, a series of
Stat
structures|
DMAPPEND
Writes are only allowed to the end of the file
|
DMEXCL
Exclusive-use, only one user may open the file at a time
|
DMMOUNT
This file serves the 9P protocol through reads and writes
|
DMAUTH
This file was established by a Tauth request
|
DMTMP
Temporary file. May be lost when server restarts
|
DMSYMLINK
Symbolic link, also known as soft link
|
DMDEVICE
9P2000.u: special block or character device
|
DMNAMEDPIPE
9P2000.u: Named pipe; see mkfifo(1)
|
DMSOCKET
9P2000.u: unix socket
|
DMSETUID
9P2000.u: file will execute with its owner's privileges
|
DMSETGID
9P2000.u: setgid bit; children inherit dir's gid
|
DMSTICKY
9P2000.u: only file owner, group, or root can modify
A file's
attr
describes the type of a file and is stored in the high bits of its mode. The attributes are not mutually exclusive and should be checked withcheck
.
val attr_to_int : attr -> int
val check : t -> attr -> bool
check mode attr
is true ifmode
containsattr
.
val write : w:Iovec.writer -> t -> Iovec.writer