301 lines
9.0 KiB
Factor
301 lines
9.0 KiB
Factor
! Copyright (C) 2008 Doug Coleman.
|
|
! See http://factorcode.org/license.txt for BSD license.
|
|
USING: accessors alien.c-types alien.data arrays calendar
|
|
calendar.unix classes.struct combinators
|
|
combinators.short-circuit io.backend io.files.info
|
|
io.files.types kernel libc literals math math.bitwise
|
|
sequences specialized-arrays strings system unix unix.ffi
|
|
unix.groups unix.stat unix.time unix.users vocabs ;
|
|
IN: io.files.info.unix
|
|
SPECIALIZED-ARRAY: timeval
|
|
|
|
TUPLE: unix-file-system-info < file-system-info-tuple
|
|
block-size preferred-block-size
|
|
blocks blocks-free blocks-available
|
|
files files-free files-available
|
|
name-max flags id ;
|
|
|
|
HOOK: new-file-system-info os ( -- file-system-info )
|
|
|
|
M: unix new-file-system-info unix-file-system-info new ;
|
|
|
|
HOOK: file-system-statfs os ( path -- statfs )
|
|
|
|
M: unix file-system-statfs drop f ;
|
|
|
|
HOOK: file-system-statvfs os ( path -- statvfs )
|
|
|
|
M: unix file-system-statvfs drop f ;
|
|
|
|
HOOK: statfs>file-system-info os ( file-system-info statfs -- file-system-info' )
|
|
|
|
M: unix statfs>file-system-info drop ;
|
|
|
|
HOOK: statvfs>file-system-info os ( file-system-info statvfs -- file-system-info' )
|
|
|
|
M: unix statvfs>file-system-info drop ;
|
|
|
|
: file-system-calculations ( file-system-info -- file-system-info' )
|
|
dup [ blocks-available>> ] [ block-size>> ] bi * >>available-space
|
|
dup [ blocks-free>> ] [ block-size>> ] bi * >>free-space
|
|
dup [ blocks>> ] [ block-size>> ] bi * >>total-space
|
|
dup [ total-space>> ] [ free-space>> ] bi - >>used-space ;
|
|
|
|
M: unix file-system-info
|
|
normalize-path
|
|
[ new-file-system-info ] dip
|
|
[ file-system-statfs statfs>file-system-info ]
|
|
[ file-system-statvfs statvfs>file-system-info ] bi
|
|
file-system-calculations ;
|
|
|
|
TUPLE: unix-file-info < file-info-tuple uid gid dev ino
|
|
nlink rdev blocks blocksize ;
|
|
|
|
HOOK: new-file-info os ( -- file-info )
|
|
|
|
HOOK: stat>file-info os ( stat -- file-info )
|
|
|
|
HOOK: stat>type os ( stat -- file-info )
|
|
|
|
M: unix file-info ( path -- info )
|
|
normalize-path file-status stat>file-info ;
|
|
|
|
M: unix link-info ( path -- info )
|
|
normalize-path link-status stat>file-info ;
|
|
|
|
M: unix new-file-info ( -- class ) unix-file-info new ;
|
|
|
|
CONSTANT: standard-unix-block-size 512
|
|
|
|
M: unix stat>file-info ( stat -- file-info )
|
|
[ new-file-info ] dip
|
|
{
|
|
[ stat>type >>type ]
|
|
[ st_size>> >>size ]
|
|
[ st_mode>> >>permissions ]
|
|
[ st_ctimespec>> timespec>unix-time >>created ]
|
|
[ st_mtimespec>> timespec>unix-time >>modified ]
|
|
[ st_atimespec>> timespec>unix-time >>accessed ]
|
|
[ st_uid>> >>uid ]
|
|
[ st_gid>> >>gid ]
|
|
[ st_dev>> >>dev ]
|
|
[ st_ino>> >>ino ]
|
|
[ st_nlink>> >>nlink ]
|
|
[ st_rdev>> >>rdev ]
|
|
[ st_blocks>> >>blocks ]
|
|
[ st_blksize>> >>blocksize ]
|
|
[ drop dup blocks>> standard-unix-block-size * >>size-on-disk ]
|
|
} cleave ;
|
|
|
|
: n>file-type ( n -- type )
|
|
S_IFMT bitand {
|
|
{ S_IFREG [ +regular-file+ ] }
|
|
{ S_IFDIR [ +directory+ ] }
|
|
{ S_IFCHR [ +character-device+ ] }
|
|
{ S_IFBLK [ +block-device+ ] }
|
|
{ S_IFIFO [ +fifo+ ] }
|
|
{ S_IFLNK [ +symbolic-link+ ] }
|
|
{ S_IFSOCK [ +socket+ ] }
|
|
[ drop +unknown+ ]
|
|
} case ;
|
|
|
|
M: unix stat>type ( stat -- type )
|
|
st_mode>> n>file-type ;
|
|
|
|
<PRIVATE
|
|
|
|
: stat-mode ( path -- mode )
|
|
normalize-path file-status st_mode>> ;
|
|
|
|
: chmod-set-bit ( path mask ? -- )
|
|
[ dup stat-mode ] 2dip
|
|
[ bitor ] [ unmask ] if [ chmod ] unix-system-call drop ;
|
|
|
|
GENERIC#: file-mode? 1 ( obj mask -- ? )
|
|
|
|
M: integer file-mode? mask? ;
|
|
M: string file-mode? [ stat-mode ] dip mask? ;
|
|
M: file-info-tuple file-mode? [ permissions>> ] dip mask? ;
|
|
|
|
PRIVATE>
|
|
|
|
CONSTANT: UID 0o0004000
|
|
CONSTANT: GID 0o0002000
|
|
CONSTANT: STICKY 0o0001000
|
|
CONSTANT: USER-ALL 0o0000700
|
|
CONSTANT: USER-READ 0o0000400
|
|
CONSTANT: USER-WRITE 0o0000200
|
|
CONSTANT: USER-EXECUTE 0o0000100
|
|
CONSTANT: GROUP-ALL 0o0000070
|
|
CONSTANT: GROUP-READ 0o0000040
|
|
CONSTANT: GROUP-WRITE 0o0000020
|
|
CONSTANT: GROUP-EXECUTE 0o0000010
|
|
CONSTANT: OTHER-ALL 0o0000007
|
|
CONSTANT: OTHER-READ 0o0000004
|
|
CONSTANT: OTHER-WRITE 0o0000002
|
|
CONSTANT: OTHER-EXECUTE 0o0000001
|
|
CONSTANT: ALL-READ 0o0000444
|
|
CONSTANT: ALL-WRITE 0o0000222
|
|
CONSTANT: ALL-EXECUTE 0o0000111
|
|
|
|
: uid? ( obj -- ? ) UID file-mode? ;
|
|
: gid? ( obj -- ? ) GID file-mode? ;
|
|
: sticky? ( obj -- ? ) STICKY file-mode? ;
|
|
: user-read? ( obj -- ? ) USER-READ file-mode? ;
|
|
: user-write? ( obj -- ? ) USER-WRITE file-mode? ;
|
|
: user-execute? ( obj -- ? ) USER-EXECUTE file-mode? ;
|
|
: group-read? ( obj -- ? ) GROUP-READ file-mode? ;
|
|
: group-write? ( obj -- ? ) GROUP-WRITE file-mode? ;
|
|
: group-execute? ( obj -- ? ) GROUP-EXECUTE file-mode? ;
|
|
: other-read? ( obj -- ? ) OTHER-READ file-mode? ;
|
|
: other-write? ( obj -- ? ) OTHER-WRITE file-mode? ;
|
|
: other-execute? ( obj -- ? ) OTHER-EXECUTE file-mode? ;
|
|
|
|
: any-read? ( obj -- ? )
|
|
{ [ user-read? ] [ group-read? ] [ other-read? ] } 1|| ;
|
|
|
|
: any-write? ( obj -- ? )
|
|
{ [ user-write? ] [ group-write? ] [ other-write? ] } 1|| ;
|
|
|
|
: any-execute? ( obj -- ? )
|
|
{ [ user-execute? ] [ group-execute? ] [ other-execute? ] } 1|| ;
|
|
|
|
: set-uid ( path ? -- ) UID swap chmod-set-bit ;
|
|
: set-gid ( path ? -- ) GID swap chmod-set-bit ;
|
|
: set-sticky ( path ? -- ) STICKY swap chmod-set-bit ;
|
|
: set-user-read ( path ? -- ) USER-READ swap chmod-set-bit ;
|
|
: set-user-write ( path ? -- ) USER-WRITE swap chmod-set-bit ;
|
|
: set-user-execute ( path ? -- ) USER-EXECUTE swap chmod-set-bit ;
|
|
: set-group-read ( path ? -- ) GROUP-READ swap chmod-set-bit ;
|
|
: set-group-write ( path ? -- ) GROUP-WRITE swap chmod-set-bit ;
|
|
: set-group-execute ( path ? -- ) GROUP-EXECUTE swap chmod-set-bit ;
|
|
: set-other-read ( path ? -- ) OTHER-READ swap chmod-set-bit ;
|
|
: set-other-write ( path ? -- ) OTHER-WRITE swap chmod-set-bit ;
|
|
: set-other-execute ( path ? -- ) OTHER-EXECUTE swap chmod-set-bit ;
|
|
|
|
: set-file-permissions ( path n -- )
|
|
[ normalize-path ] dip [ chmod ] unix-system-call drop ;
|
|
|
|
: file-permissions ( path -- n )
|
|
normalize-path file-info permissions>> ;
|
|
|
|
: add-file-permissions ( path n -- )
|
|
over file-permissions bitor set-file-permissions ;
|
|
|
|
: remove-file-permissions ( path n -- )
|
|
over file-permissions [ bitnot ] dip bitand set-file-permissions ;
|
|
|
|
<PRIVATE
|
|
|
|
: timestamp>timeval ( timestamp -- timeval )
|
|
unix-1970 time- duration>microseconds make-timeval ;
|
|
|
|
: timestamps>byte-array ( timestamps -- byte-array )
|
|
[ [ timestamp>timeval ] [ \ timeval <struct> ] if* ] map
|
|
timeval >c-array ;
|
|
|
|
PRIVATE>
|
|
|
|
: set-file-times ( path timestamps -- )
|
|
! set access, write
|
|
[ normalize-path ] dip
|
|
timestamps>byte-array [ utimes ] unix-system-call drop ;
|
|
|
|
: set-file-access-time ( path timestamp -- )
|
|
over file-info modified>> 2array set-file-times ;
|
|
|
|
: set-file-modified-time ( path timestamp -- )
|
|
over file-info accessed>> swap 2array set-file-times ;
|
|
|
|
: set-file-ids ( path uid gid -- )
|
|
[ normalize-path ] 2dip [ -1 or ] bi@
|
|
[ chown ] unix-system-call drop ;
|
|
|
|
GENERIC: set-file-user ( path string/id -- )
|
|
|
|
GENERIC: set-file-group ( path string/id -- )
|
|
|
|
M: integer set-file-user ( path uid -- )
|
|
f set-file-ids ;
|
|
|
|
M: string set-file-user ( path string -- )
|
|
user-id f set-file-ids ;
|
|
|
|
M: integer set-file-group ( path gid -- )
|
|
f swap set-file-ids ;
|
|
|
|
M: string set-file-group ( path string -- )
|
|
group-id
|
|
f swap set-file-ids ;
|
|
|
|
: file-user-id ( path -- uid )
|
|
normalize-path file-info uid>> ;
|
|
|
|
: file-user-name ( path -- string )
|
|
file-user-id user-name ;
|
|
|
|
: file-group-id ( path -- gid )
|
|
normalize-path file-info gid>> ;
|
|
|
|
: file-group-name ( path -- string )
|
|
file-group-id group-name ;
|
|
|
|
: ch>file-type ( ch -- type )
|
|
{
|
|
{ CHAR: b [ +block-device+ ] }
|
|
{ CHAR: c [ +character-device+ ] }
|
|
{ CHAR: d [ +directory+ ] }
|
|
{ CHAR: l [ +symbolic-link+ ] }
|
|
{ CHAR: s [ +socket+ ] }
|
|
{ CHAR: p [ +fifo+ ] }
|
|
{ CHAR: - [ +regular-file+ ] }
|
|
[ drop +unknown+ ]
|
|
} case ;
|
|
|
|
: file-type>ch ( type -- ch )
|
|
{
|
|
{ +block-device+ [ CHAR: b ] }
|
|
{ +character-device+ [ CHAR: c ] }
|
|
{ +directory+ [ CHAR: d ] }
|
|
{ +symbolic-link+ [ CHAR: l ] }
|
|
{ +socket+ [ CHAR: s ] }
|
|
{ +fifo+ [ CHAR: p ] }
|
|
{ +regular-file+ [ CHAR: - ] }
|
|
[ drop CHAR: - ]
|
|
} case ;
|
|
|
|
<PRIVATE
|
|
|
|
: file-type>executable ( directory-entry -- string )
|
|
name>> any-execute? "*" "" ? ;
|
|
|
|
PRIVATE>
|
|
|
|
: file-type>trailing ( directory-entry -- string )
|
|
dup type>>
|
|
{
|
|
{ +directory+ [ drop "/" ] }
|
|
{ +symbolic-link+ [ drop "@" ] }
|
|
{ +fifo+ [ drop "|" ] }
|
|
{ +socket+ [ drop "=" ] }
|
|
{ +whiteout+ [ drop "%" ] }
|
|
{ +unknown+ [ file-type>executable ] }
|
|
{ +regular-file+ [ file-type>executable ] }
|
|
[ drop file-type>executable ]
|
|
} case ;
|
|
|
|
<PRIVATE
|
|
|
|
: access? ( path mode -- ? )
|
|
[ normalize-path ] [ access ] bi* 0 < [
|
|
errno EACCES = [ f ] [ throw-errno ] if
|
|
] [ t ] if ;
|
|
|
|
PRIVATE>
|
|
|
|
M: unix file-readable? R_OK access? ;
|
|
M: unix file-writable? W_OK access? ;
|
|
M: unix file-executable? X_OK access? ;
|
|
|
|
"io.files.info.unix." os name>> append require
|