1 ! Copyright (C) 2008 Doug Coleman.
2 ! See http://factorcode.org/license.txt for BSD license.
3 USING: accessors kernel system math math.bitwise strings arrays
4 sequences combinators combinators.short-circuit alien.c-types
5 vocabs.loader calendar calendar.unix io.files.info io.backend
6 unix unix.stat unix.time unix.users unix.groups ;
9 TUPLE: unix-file-system-info < file-system-info
10 block-size preferred-block-size
11 blocks blocks-free blocks-available
12 files files-free files-available
15 HOOK: new-file-system-info os ( -- file-system-info )
17 M: unix new-file-system-info ( -- ) unix-file-system-info new ;
19 HOOK: file-system-statfs os ( path -- statfs )
21 M: unix file-system-statfs drop f ;
23 HOOK: file-system-statvfs os ( path -- statvfs )
25 M: unix file-system-statvfs drop f ;
27 HOOK: statfs>file-system-info os ( file-system-info statfs -- file-system-info' )
29 M: unix statfs>file-system-info drop ;
31 HOOK: statvfs>file-system-info os ( file-system-info statvfs -- file-system-info' )
33 M: unix statvfs>file-system-info drop ;
35 : file-system-calculations ( file-system-info -- file-system-info' )
36 dup [ blocks-available>> ] [ block-size>> ] bi * >>available-space
37 dup [ blocks-free>> ] [ block-size>> ] bi * >>free-space
38 dup [ blocks>> ] [ block-size>> ] bi * >>total-space
39 dup [ total-space>> ] [ free-space>> ] bi - >>used-space ;
41 M: unix file-system-info
43 [ new-file-system-info ] dip
44 [ file-system-statfs statfs>file-system-info ]
45 [ file-system-statvfs statvfs>file-system-info ] bi
46 file-system-calculations ;
48 TUPLE: unix-file-info < file-info uid gid dev ino
49 nlink rdev blocks blocksize ;
51 HOOK: new-file-info os ( -- file-info )
53 HOOK: stat>file-info os ( stat -- file-info )
55 HOOK: stat>type os ( stat -- file-info )
57 M: unix file-info ( path -- info )
58 normalize-path file-status stat>file-info ;
60 M: unix link-info ( path -- info )
61 normalize-path link-status stat>file-info ;
63 M: unix new-file-info ( -- class ) unix-file-info new ;
65 M: unix stat>file-info ( stat -- file-info )
69 [ stat-st_size >>size ]
70 [ stat-st_mode >>permissions ]
71 [ stat-st_ctimespec timespec>unix-time >>created ]
72 [ stat-st_mtimespec timespec>unix-time >>modified ]
73 [ stat-st_atimespec timespec>unix-time >>accessed ]
78 [ stat-st_nlink >>nlink ]
79 [ stat-st_rdev >>rdev ]
80 [ stat-st_blocks >>blocks ]
81 [ stat-st_blksize >>blocksize ]
84 : n>file-type ( n -- type )
86 { S_IFREG [ +regular-file+ ] }
87 { S_IFDIR [ +directory+ ] }
88 { S_IFCHR [ +character-device+ ] }
89 { S_IFBLK [ +block-device+ ] }
90 { S_IFIFO [ +fifo+ ] }
91 { S_IFLNK [ +symbolic-link+ ] }
92 { S_IFSOCK [ +socket+ ] }
96 M: unix stat>type ( stat -- type )
97 stat-st_mode n>file-type ;
101 : stat-mode ( path -- mode )
102 normalize-path file-status stat-st_mode ;
104 : chmod-set-bit ( path mask ? -- )
105 [ dup stat-mode ] 2dip
106 [ bitor ] [ unmask ] if chmod io-error ;
108 GENERIC# file-mode? 1 ( obj mask -- ? )
110 M: integer file-mode? mask? ;
111 M: string file-mode? [ stat-mode ] dip mask? ;
112 M: file-info file-mode? [ permissions>> ] dip mask? ;
116 : ch>file-type ( ch -- type )
118 { CHAR: b [ +block-device+ ] }
119 { CHAR: c [ +character-device+ ] }
120 { CHAR: d [ +directory+ ] }
121 { CHAR: l [ +symbolic-link+ ] }
122 { CHAR: s [ +socket+ ] }
123 { CHAR: p [ +fifo+ ] }
124 { CHAR: - [ +regular-file+ ] }
128 : file-type>ch ( type -- string )
130 { +block-device+ [ CHAR: b ] }
131 { +character-device+ [ CHAR: c ] }
132 { +directory+ [ CHAR: d ] }
133 { +symbolic-link+ [ CHAR: l ] }
134 { +socket+ [ CHAR: s ] }
135 { +fifo+ [ CHAR: p ] }
136 { +regular-file+ [ CHAR: - ] }
140 : UID OCT: 0004000 ; inline
141 : GID OCT: 0002000 ; inline
142 : STICKY OCT: 0001000 ; inline
143 : USER-ALL OCT: 0000700 ; inline
144 : USER-READ OCT: 0000400 ; inline
145 : USER-WRITE OCT: 0000200 ; inline
146 : USER-EXECUTE OCT: 0000100 ; inline
147 : GROUP-ALL OCT: 0000070 ; inline
148 : GROUP-READ OCT: 0000040 ; inline
149 : GROUP-WRITE OCT: 0000020 ; inline
150 : GROUP-EXECUTE OCT: 0000010 ; inline
151 : OTHER-ALL OCT: 0000007 ; inline
152 : OTHER-READ OCT: 0000004 ; inline
153 : OTHER-WRITE OCT: 0000002 ; inline
154 : OTHER-EXECUTE OCT: 0000001 ; inline
156 : uid? ( obj -- ? ) UID file-mode? ;
157 : gid? ( obj -- ? ) GID file-mode? ;
158 : sticky? ( obj -- ? ) STICKY file-mode? ;
159 : user-read? ( obj -- ? ) USER-READ file-mode? ;
160 : user-write? ( obj -- ? ) USER-WRITE file-mode? ;
161 : user-execute? ( obj -- ? ) USER-EXECUTE file-mode? ;
162 : group-read? ( obj -- ? ) GROUP-READ file-mode? ;
163 : group-write? ( obj -- ? ) GROUP-WRITE file-mode? ;
164 : group-execute? ( obj -- ? ) GROUP-EXECUTE file-mode? ;
165 : other-read? ( obj -- ? ) OTHER-READ file-mode? ;
166 : other-write? ( obj -- ? ) OTHER-WRITE file-mode? ;
167 : other-execute? ( obj -- ? ) OTHER-EXECUTE file-mode? ;
169 : any-read? ( obj -- ? )
170 { [ user-read? ] [ group-read? ] [ other-read? ] } 1|| ;
172 : any-write? ( obj -- ? )
173 { [ user-write? ] [ group-write? ] [ other-write? ] } 1|| ;
175 : any-execute? ( obj -- ? )
176 { [ user-execute? ] [ group-execute? ] [ other-execute? ] } 1|| ;
178 : set-uid ( path ? -- ) UID swap chmod-set-bit ;
179 : set-gid ( path ? -- ) GID swap chmod-set-bit ;
180 : set-sticky ( path ? -- ) STICKY swap chmod-set-bit ;
181 : set-user-read ( path ? -- ) USER-READ swap chmod-set-bit ;
182 : set-user-write ( path ? -- ) USER-WRITE swap chmod-set-bit ;
183 : set-user-execute ( path ? -- ) USER-EXECUTE swap chmod-set-bit ;
184 : set-group-read ( path ? -- ) GROUP-READ swap chmod-set-bit ;
185 : set-group-write ( path ? -- ) GROUP-WRITE swap chmod-set-bit ;
186 : set-group-execute ( path ? -- ) GROUP-EXECUTE swap chmod-set-bit ;
187 : set-other-read ( path ? -- ) OTHER-READ swap chmod-set-bit ;
188 : set-other-write ( path ? -- ) OTHER-WRITE swap chmod-set-bit ;
189 : set-other-execute ( path ? -- ) OTHER-EXECUTE swap chmod-set-bit ;
191 : set-file-permissions ( path n -- )
192 [ normalize-path ] dip chmod io-error ;
194 : file-permissions ( path -- n )
195 normalize-path file-info permissions>> ;
199 : make-timeval-array ( array -- byte-array )
200 [ [ "timeval" <c-object> ] unless* ] map concat ;
202 : timestamp>timeval ( timestamp -- timeval )
203 unix-1970 time- duration>microseconds make-timeval ;
205 : timestamps>byte-array ( timestamps -- byte-array )
206 [ dup [ timestamp>timeval ] when ] map make-timeval-array ;
210 : set-file-times ( path timestamps -- )
212 [ normalize-path ] dip
213 timestamps>byte-array utimes io-error ;
215 : set-file-access-time ( path timestamp -- )
216 f 2array set-file-times ;
218 : set-file-modified-time ( path timestamp -- )
219 f swap 2array set-file-times ;
221 : set-file-ids ( path uid gid -- )
222 [ normalize-path ] 2dip
223 [ [ -1 ] unless* ] bi@ chown io-error ;
225 GENERIC: set-file-user ( path string/id -- )
227 GENERIC: set-file-group ( path string/id -- )
229 M: integer set-file-user ( path uid -- )
232 M: string set-file-user ( path string -- )
233 user-id f set-file-ids ;
235 M: integer set-file-group ( path gid -- )
236 f swap set-file-ids ;
238 M: string set-file-group ( path string -- )
240 f swap set-file-ids ;
242 : file-user-id ( path -- uid )
243 normalize-path file-info uid>> ;
245 : file-username ( path -- string )
246 file-user-id username ;
248 : file-group-id ( path -- gid )
249 normalize-path file-info gid>> ;
251 : file-group-name ( path -- string )
252 file-group-id group-name ;