108 lines
2.9 KiB
Factor
Executable File
108 lines
2.9 KiB
Factor
Executable File
! Copyright (C) 2005, 2008 Slava Pestov.
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! See http://factorcode.org/license.txt for BSD license.
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USING: io.backend io.ports io.unix.backend io.files io
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unix unix.stat unix.time kernel math continuations
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math.bitwise byte-arrays alien combinators calendar
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io.encodings.binary accessors sequences strings system
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io.files.private destructors ;
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IN: io.unix.files
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M: unix cwd ( -- path )
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MAXPATHLEN [ <byte-array> ] keep getcwd
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[ (io-error) ] unless* ;
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M: unix cd ( path -- ) [ chdir ] unix-system-call drop ;
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: read-flags O_RDONLY ; inline
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: open-read ( path -- fd ) O_RDONLY file-mode open-file ;
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M: unix (file-reader) ( path -- stream )
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open-read <fd> init-fd <input-port> ;
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: write-flags { O_WRONLY O_CREAT O_TRUNC } flags ; inline
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: open-write ( path -- fd )
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write-flags file-mode open-file ;
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M: unix (file-writer) ( path -- stream )
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open-write <fd> init-fd <output-port> ;
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: append-flags { O_WRONLY O_APPEND O_CREAT } flags ; inline
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: open-append ( path -- fd )
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[
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append-flags file-mode open-file |dispose
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dup 0 SEEK_END lseek io-error
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] with-destructors ;
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M: unix (file-appender) ( path -- stream )
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open-append <fd> init-fd <output-port> ;
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: touch-mode ( -- n )
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{ O_WRONLY O_APPEND O_CREAT O_EXCL } flags ; foldable
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M: unix touch-file ( path -- )
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normalize-path
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dup exists? [ touch ] [
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touch-mode file-mode open-file close-file
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] if ;
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M: unix move-file ( from to -- )
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[ normalize-path ] bi@ rename io-error ;
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M: unix delete-file ( path -- ) normalize-path unlink-file ;
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M: unix make-directory ( path -- )
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normalize-path OCT: 777 mkdir io-error ;
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M: unix delete-directory ( path -- )
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normalize-path rmdir io-error ;
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: (copy-file) ( from to -- )
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dup parent-directory make-directories
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binary <file-writer> [
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swap binary <file-reader> [
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swap stream-copy
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] with-disposal
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] with-disposal ;
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M: unix copy-file ( from to -- )
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[ normalize-path ] bi@
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[ (copy-file) ]
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[ swap file-info permissions>> chmod io-error ]
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2bi ;
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: stat>type ( stat -- type )
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stat-st_mode S_IFMT bitand {
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{ S_IFREG [ +regular-file+ ] }
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{ S_IFDIR [ +directory+ ] }
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{ S_IFCHR [ +character-device+ ] }
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{ S_IFBLK [ +block-device+ ] }
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{ S_IFIFO [ +fifo+ ] }
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{ S_IFLNK [ +symbolic-link+ ] }
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{ S_IFSOCK [ +socket+ ] }
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[ drop +unknown+ ]
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} case ;
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: stat>file-info ( stat -- info )
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{
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[ stat>type ]
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[ stat-st_size ]
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[ stat-st_mode ]
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[ stat-st_mtim timespec-sec seconds unix-1970 time+ ]
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} cleave
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\ file-info boa ;
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M: unix file-info ( path -- info )
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normalize-path file-status stat>file-info ;
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M: unix link-info ( path -- info )
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normalize-path link-status stat>file-info ;
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M: unix make-link ( path1 path2 -- )
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normalize-path symlink io-error ;
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M: unix read-link ( path -- path' )
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normalize-path read-symbolic-link ; |