28 lines
737 B
Factor
28 lines
737 B
Factor
! Copyright (C) 2012 John Benediktsson
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! See http://factorcode.org/license.txt for BSD license
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USING: arrays combinators environment kernel math math.parser
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sequences system vocabs ;
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IN: terminal
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HOOK: (terminal-size) os ( -- columns lines )
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{
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{ [ os macosx? ] [ "terminal.macosx" ] }
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{ [ os linux? ] [ "terminal.linux" ] }
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{ [ os windows? ] [ "terminal.windows" ] }
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} cond require
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: terminal-size ( -- dim )
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"COLUMNS" "LINES"
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[ os-env [ string>number ] [ 0 ] if* ] bi@
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2dup [ 0 <= ] either? [
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(terminal-size)
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[ over 0 <= [ nip ] [ drop ] if ] bi-curry@ bi*
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] when 2array ;
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: terminal-width ( -- width ) terminal-size first ;
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: terimal-height ( -- height ) terminal-size second ;
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