From 93264130889c731b44a6572c71fbdac9031b54f6 Mon Sep 17 00:00:00 2001 From: "Henry M. Wu" Date: Wed, 22 Apr 1992 21:20:37 +0000 Subject: [PATCH] Initial revision --- v7/src/edwin/ansi.scm | 140 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 140 insertions(+) create mode 100644 v7/src/edwin/ansi.scm diff --git a/v7/src/edwin/ansi.scm b/v7/src/edwin/ansi.scm new file mode 100644 index 000000000..c9fc96414 --- /dev/null +++ b/v7/src/edwin/ansi.scm @@ -0,0 +1,140 @@ +#| -*-Scheme-*- + +$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/edwin/ansi.scm,v 1.1 1992/04/22 21:20:37 mhwu Exp $ + +Copyright (c) 1992 Massachusetts Institute of Technology + +This material was developed by the Scheme project at the Massachusetts +Institute of Technology, Department of Electrical Engineering and +Computer Science. Permission to copy this software, to redistribute +it, and to use it for any purpose is granted, subject to the following +restrictions and understandings. + +1. Any copy made of this software must include this copyright notice +in full. + +2. Users of this software agree to make their best efforts (a) to +return to the MIT Scheme project any improvements or extensions that +they make, so that these may be included in future releases; and (b) +to inform MIT of noteworthy uses of this software. + +3. All materials developed as a consequence of the use of this +software shall duly acknowledge such use, in accordance with the usual +standards of acknowledging credit in academic research. + +4. MIT has made no warrantee or representation that the operation of +this software will be error-free, and MIT is under no obligation to +provide any services, by way of maintenance, update, or otherwise. + +5. In conjunction with products arising from the use of this material, +there shall be no use of the name of the Massachusetts Institute of +Technology nor of any adaptation thereof in any advertising, +promotional, or sales literature without prior written consent from +MIT in each case. |# + +;;;; Hard-coded ANSI terminal type for lack of termcap on DOS + +(declare (usual-integrations)) + +(define (make-ansi-terminal-description columns lines) + (define (defined? sym) + (not (lexical-unreferenceable? (the-environment) sym))) + (define (get-numstring scheme shell) + (or (and (defined? scheme) + (exact-nonnegative-integer? + (lexical-reference (the-environment) scheme)) + (number->string + (lexical-reference (the-environment) scheme))) + (get-environment-variable shell))) + (define (make-mode color-string) + (or (and (string? color-string) + (string->number color-string) + (string-append ";" color-string)) + "")) + (let ((foregnd (get-numstring 'edwin:foreground-color "FOREGROUND")) + (backgnd (get-numstring 'edwin:background-color "BACKGROUND"))) + (let ((standout + (string-append "\033[7" (make-mode foregnd) (make-mode backgnd) "m")) + (normal + (string-append "\033[0" (make-mode foregnd) (make-mode backgnd) "m"))) + (%make-termcap-description + "ansi.sys" ; terminal-type-name + false ; delete-is-insert-mode? + false ; enter/exit-standout-mode-same? + false ;"\033[P" ; insert/delete-char-ok? + false ;"\033[M" ; insert/delete-line-ok? + false ; scroll-region-ok? + #t ; tf-automatic-wrap + false ; tf-cursor-backwards-wrap + false ; tf-generic + false ; tf-hardcopy + false ; tf-hazeltine + false ; tf-insert-mode-motion + false ; tf-lose-wrap + false ; tf-magic-wrap + false ; tf-memory-above-screen + false ; tf-memory-below-screen + false ; tf-meta-key + false ; tf-must-write-spaces + false ; tf-newline-doesnt-scroll + false ; tf-overstrike + false ; tf-overstrike-space-erase + false ; tf-overwrite-preserves-standout + false ; tf-standout-mode-motion + false ; tf-teleray + false ; tf-underscore + false ; tn-memory-lines + false ; tn-minimum-padding-speed + false ; tn-standout-marker-width + columns ; tn-x-size + lines ; tn-y-size + "\a" ; ts-audible-bell + "\033[K" ; ts-clear-line + false ; ts-clear-multi-char + "\033[H\033[J" ; ts-clear-screen + "\033[J" ; ts-clear-to-bottom + "\n" ; ts-cursor-down + false ; ts-cursor-down-multi + "\b" ; ts-cursor-left + false ; ts-cursor-left-multi + "\r" ; ts-cursor-line-start + false ; ts-cursor-lower-left + "\033[%i%d;%dH" ; ts-cursor-move + false ; ts-cursor-move-x + "\033[C" ; ts-cursor-right + false ; ts-cursor-right-multi + "\033[A" ; ts-cursor-up + false ; ts-cursor-up-multi + "\033[H" ; ts-cursor-upper-left + false ;"\033[P" ; ts-delete-char + false ;"\033[M" ; ts-delete-line + false ; ts-delete-multi-char + false ; ts-delete-multi-line + false ; ts-enhance-cursor + false ; ts-enter-delete-mode + false ;"\033[4h" ; ts-enter-insert-mode + standout;"\033[7m" ; ts-enter-standout-mode + false ; ts-enter-termcap-mode + false ; ts-exit-delete-mode + false ;"\033[4l" ; ts-exit-insert-mode + normal;"\033[0m" ; ts-exit-standout-mode + false ; ts-exit-termcap-mode + "\n" ; ts-forward-scroll + false ; ts-forward-scroll-multi + false ;"\033[@" ; ts-insert-char + false ;"\033[L" ; ts-insert-line + false ;"\033[%d@" ; ts-insert-multi-char + false ; ts-insert-multi-line + false ; ts-invisible-cursor + false ; ts-normal-cursor + false ; ts-pad-char + false ; ts-pad-inserted-char + false ; ts-reverse-scroll + false ; ts-reverse-scroll-multi + false ; ts-set-scroll-region + false ; ts-set-scroll-region-1 + false ; ts-set-window + false ; ts-visible-bell + )))) + + -- 2.25.1