mac file attributes.md

Extended attributes

Indicated by @ in ls

Show extended attributes

xattr -l <dir/file>

Show extended attributes recursively

xattr -rl <dir/file>

Clear all extended attributes

xattr -c <dir/file>

Clear all extended attributes recursively

xattr -rc <dir/file>

File flags (chflags)

Indicated by nothing in ls

Flags can be:

• arch
• archived
• opaque
• nodump
• sappnd
• sappend
• schg
• schange
• simmutable
• uappnd
• uappend
• uchg
• uchange
• uimmutable
• hidden

List file flags

ls -lO <dir/file>

Remove flag

chflags no<flag> <file/dir>

Remove flag recursively

chflags -R no<flag> <dir>

Remove flag recursively and be verbose

chflags -Rvv no<flag> <dir>

Access Control List

Indicated by + in ls

List flags

ls -le