57 lines
1.6 KiB
Factor
57 lines
1.6 KiB
Factor
! Copyright (C) 2008 Doug Coleman, Eduardo Cavazos.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors assocs combinators io.files io.files.types
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io.pathnames kernel math system vocabs ;
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IN: io.files.info
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! File info
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TUPLE: file-info-tuple type size size-on-disk permissions created modified
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accessed ;
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HOOK: file-info os ( path -- info )
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: ?file-info ( path -- info/f )
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dup exists? [ file-info ] [ drop f ] if ; inline
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HOOK: link-info os ( path -- info )
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: directory? ( file-info -- ? ) type>> +directory+ = ;
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: regular-file? ( file-info -- ? ) type>> +regular-file+ = ;
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: symbolic-link? ( file-info -- ? ) type>> +symbolic-link+ = ;
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: sparse-file? ( file-info -- ? )
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[ size-on-disk>> ] [ size>> ] bi < ;
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! File systems
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HOOK: file-systems os ( -- array )
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TUPLE: file-system-info-tuple device-name mount-point type
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available-space free-space used-space total-space ;
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HOOK: file-system-info os ( path -- file-system-info )
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HOOK: file-readable? os ( path -- ? )
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HOOK: file-writable? os ( path -- ? )
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HOOK: file-executable? os ( path -- ? )
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HOOK: mount-points os ( -- assoc )
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M: object mount-points
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file-systems [ [ mount-point>> ] keep ] H{ } map>assoc ;
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: (find-mount-point) ( path assoc -- object )
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[ resolve-symlinks canonicalize-path-full ] dip
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2dup at* [
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2nip
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] [
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drop [ parent-directory ] dip (find-mount-point)
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] if ;
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: find-mount-point ( path -- object )
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mount-points (find-mount-point) ;
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{
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{ [ os unix? ] [ "io.files.info.unix" ] }
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{ [ os windows? ] [ "io.files.info.windows" ] }
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} cond require
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