factor/basis/tools/files/unix/unix.factor

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Factor
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! Copyright (C) 2008 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: accessors combinators kernel system unicode.case io.files
io.files.info io.files.info.unix tools.files generalizations
strings arrays sequences math.parser unix.groups unix.users
tools.files.private unix.stat math fry macros combinators.smart ;
IN: tools.files.unix
<PRIVATE
: unix-execute>string ( str bools -- str' )
swap {
{ { t t } [ >lower ] }
{ { t f } [ >upper ] }
{ { f t } [ drop "x" ] }
[ 2drop "-" ]
} case ;
: permissions-string ( permissions -- str )
[
{
[ type>> file-type>ch 1string ]
[ user-read? read>string ]
[ user-write? write>string ]
[ [ uid? ] [ user-execute? ] bi 2array "s" unix-execute>string ]
[ group-read? read>string ]
[ group-write? write>string ]
[ [ gid? ] [ group-execute? ] bi 2array "s" unix-execute>string ]
[ other-read? read>string ]
[ other-write? write>string ]
[ [ sticky? ] [ other-execute? ] bi 2array "t" unix-execute>string ]
} cleave
] output>array concat ;
: mode>symbol ( mode -- ch )
S_IFMT bitand
{
{ [ dup S_IFDIR = ] [ drop "/" ] }
{ [ dup S_IFIFO = ] [ drop "|" ] }
{ [ dup any-execute? ] [ drop "*" ] }
{ [ dup S_IFLNK = ] [ drop "@" ] }
{ [ dup S_IFWHT = ] [ drop "%" ] }
{ [ dup S_IFSOCK = ] [ drop "=" ] }
{ [ t ] [ drop "" ] }
} cond ;
M: unix (directory.) ( path -- lines )
[ [
[
dup file-info [
{
[ permissions-string ]
[ nlink>> number>string 3 CHAR: \s pad-left ]
[ uid>> user-name ]
[ gid>> group-name ]
[ size>> number>string 15 CHAR: \s pad-left ]
[ modified>> ls-timestamp ]
} cleave
] output>array swap suffix " " join
] map
] with-group-cache ] with-user-cache ;
PRIVATE>