factor/library/io/stdio.factor

39 lines
1.2 KiB
Factor

! Copyright (C) 2003, 2005 Slava Pestov.
! See http://factor.sf.net/license.txt for BSD license.
IN: stdio
USING: errors kernel lists namespaces streams generic strings ;
SYMBOL: stdio
: flush ( -- ) stdio get fflush ;
: read ( -- string ) stdio get freadln ;
: read1 ( count -- string ) stdio get fread1 ;
: read# ( count -- string ) stdio get fread# ;
: write ( string -- ) stdio get fwrite ;
: write-attr ( string style -- ) stdio get fwrite-attr ;
: print ( string -- ) stdio get fprint ;
: terpri ( -- ) "\n" write ;
: close ( -- ) stdio get fclose ;
: write-icon ( resource -- )
#! Write an icon. Eg, /library/icons/File.png
"icon" swons unit "" swap write-attr ;
: with-stream ( stream quot -- )
[ swap stdio set [ close rethrow ] catch ] with-scope ;
: with-string ( quot -- str )
#! Execute a quotation, and push a string containing all
#! text printed by the quotation.
1024 <string-output> [
call stdio get stream>str
] with-stream ;
WRAPPER: stdio-stream
M: stdio-stream fauto-flush ( -- )
stdio-stream-delegate fflush ;
M: stdio-stream fclose ( -- )
drop ;