Module: Sys::Filesystem::Constants

Included in:

Sys::Filesystem

Defined in:

lib/sys/unix/sys/filesystem/constants/bsd.rb,
lib/sys/unix/sys/filesystem/constants/linux.rb,
lib/sys/unix/sys/filesystem/constants/darwin.rb,
lib/sys/unix/sys/filesystem/constants/freebsd.rb,
lib/sys/unix/sys/filesystem/constants/generic.rb,
lib/sys/windows/sys/filesystem/constants/windows.rb

Constant Summary

MNT_RDONLY =

read only filesystem

0x00000001

MNT_SYNCHRONOUS =

file system written synchronously

0x0000000000000002

MNT_NOEXEC =

can’t exec from filesystem

0x0000000000000004

MNT_NOSUID =

don’t honor setuid bits on fs

0x00000002

MNT_UNION =

union with underlying filesystem

0x0000000000000020

MNT_ASYNC =

file system written asynchronously

0x0000000000000040

MNT_EXPORTED =

filesystem is exported

0x0000000000000100

MNT_LOCAL =

filesystem is stored locally

0x0000000000001000

MNT_QUOTA =

quotas are enabled on filesystem

0x0000000000002000

MNT_ROOTFS =

identifies the root filesystem

0x0000000000004000

MNT_NOATIME =

disable update of file access time

0x0000000010000000

MNT_VISFLAGMASK =

MNT_RDONLY | MNT_NOSUID

MNT_FORCE =

1

MOUNT_OPTION_NAMES =

{
  MNT_RDONLY => 'read-only',
  MNT_NOSUID => 'nosuid'
}.freeze

MS_RDONLY =

1

MS_NOSUID =

2

MS_NODEV =

4

MS_NOEXEC =

8

MS_SYNCHRONOUS =

16

MS_REMOUNT =

32

MS_MANDLOCK =

64

MS_DIRSYNC =

128

MS_NOATIME =

1024

MS_NODIRATIME =

2048

MS_BIND =

4096

MS_MOVE =

8192

MS_REC =

16_384

MS_SILENT =

32_768

MS_POSIXACL =

1 << 16

MS_UNBINDABLE =

1 << 17

MS_PRIVATE =

1 << 18

MS_SLAVE =

1 << 19

MS_SHARED =

1 << 20

MS_RELATIME =

1 << 21

MS_KERNMOUNT =

1 << 22

MS_I_VERSION =

1 << 23

MS_STRICTATIME =

1 << 24

MS_ACTIVE =

1 << 30

MS_NOUSER =

1 << 31

MNT_NODEV =

don’t interpret special files

0x00000010

MNT_DETACH =

2

MNT_EXPIRE =

4

UMOUNT_NOFOLLOW =

8

MNT_CPROTECT =

file system supports content protection

0x00000080

MNT_QUARANTINE =

file system is quarantined

0x00000400

MNT_DOVOLFS =

FS supports volfs (deprecated)

0x00008000

MNT_DONTBROWSE =

FS is not appropriate path to user data

0x00100000

MNT_IGNORE_OWNERSHIP =

VFS will ignore ownership info on FS objects

0x00200000

MNT_AUTOMOUNTED =

filesystem was mounted by automounter

0x0000000200000000

MNT_JOURNALED =

filesystem is journaled

0x00800000

MNT_NOUSERXATTR =

Don’t allow user extended attributes

0x01000000

MNT_DEFWRITE =

filesystem should defer writes

0x02000000

MNT_MULTILABEL =

MAC support for objects

0x0000000004000000

MNT_NOCLUSTERR =

disable cluster read

0x0000000040000000

MNT_NOCLUSTERW =

disable cluster write

0x0000000080000000

MNT_NFS4ACLS =

enable NFS version 4 ACLs

0x0000000000000010

MNT_EXRDONLY =

exported read only

0x0000000000000080

MNT_DEFEXPORTED =

exported to the world

0x0000000000000200

MNT_EXPORTANON =

anon uid mapping for all

0x0000000000000400

MNT_EXKERB =

exported with Kerberos

0x0000000000000800

MNT_USER =

mounted by a user

0x0000000000008000

MNT_SUIDDIR =

special SUID dir handling

0x0000000000100000

MNT_SOFTDEP =

using soft updates

0x0000000000200000

MNT_NOSYMFOLLOW =

do not follow symlinks

0x0000000000400000

MNT_IGNORE =

do not show entry in df

0x0000000000800000

MNT_GJOURNAL =

GEOM journal support enabled

0x0000000002000000

MNT_ACLS =

ACL support enabled

0x0000000008000000

MNT_EXPUBLIC =

public export (WebNFS)

0x0000000020000000

MNT_SUJ =

using journaled soft updates

0x0000000100000000

MNT_VERIFIED =

filesystem is verified

0x0000000400000000

MNT_UNTRUSTED =

filesystem metadata is untrusted

0x0000000800000000

MNT_NAMEDATTR =

named attributes enabled

0x0000020000000000

MNT_UPDATE =

0x0000000000010000

MNT_DELEXPORT =

0x0000000000020000

MNT_RELOAD =

0x0000000000040000

MNT_SNAPSHOT =

0x0000000001000000

MNT_NONBUSY =

0x0000000004000000

MNT_BYFSID =

0x0000000008000000

MNT_NOCOVER =

0x0000001000000000

MNT_EMPTYDIR =

0x0000002000000000

MNT_RECURSE =

0x0000100000000000

MNT_DEFERRED =

0x0000200000000000

MAXPATH =

260

CASE_SENSITIVE_SEARCH =

0x00000001

CASE_PRESERVED_NAMES =

0x00000002

UNICODE_ON_DISK =

0x00000004

PERSISTENT_ACLS =

0x00000008

FILE_COMPRESSION =

0x00000010

VOLUME_QUOTAS =

0x00000020

SUPPORTS_SPARSE_FILES =

0x00000040

SUPPORTS_REPARSE_POINTS =

0x00000080

SUPPORTS_REMOTE_STORAGE =

0x00000100

VOLUME_IS_COMPRESSED =

0x00008000

SUPPORTS_OBJECT_IDS =

0x00010000

SUPPORTS_ENCRYPTION =

0x00020000

NAMED_STREAMS =

0x00040000

READ_ONLY_VOLUME =

0x00080000