1#!/usr/bin/env perl 2# $XTermId: acs.pl,v 1.3 2018/04/22 15:14:45 tom Exp $ 3# ----------------------------------------------------------------------------- 4# this file is part of xterm 5# 6# Copyright 2018 by Thomas E. Dickey 7# 8# All Rights Reserved 9# 10# Permission is hereby granted, free of charge, to any person obtaining a 11# copy of this software and associated documentation files (the 12# "Software"), to deal in the Software without restriction, including 13# without limitation the rights to use, copy, modify, merge, publish, 14# distribute, sublicense, and/or sell copies of the Software, and to 15# permit persons to whom the Software is furnished to do so, subject to 16# the following conditions: 17# 18# The above copyright notice and this permission notice shall be included 19# in all copies or substantial portions of the Software. 20# 21# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 22# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 23# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 24# IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY 25# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 26# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 27# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 28# 29# Except as contained in this notice, the name(s) of the above copyright 30# holders shall not be used in advertising or otherwise to promote the 31# sale, use or other dealings in this Software without prior written 32# authorization. 33# ----------------------------------------------------------------------------- 34# Assuming at least 24x80, print an array of the printable characters and their 35# mapping to alternate character-set. This also requires cursor-addressing. 36 37use strict; 38use warnings; 39use diagnostics; 40 41sub failed() { 42 my $args = shift; 43 printf STDERR "? %s\n", $args; 44 exit 1; 45} 46 47sub need() { 48 my $cap = shift; 49 my $check = `tput $cap 0 0`; 50 chomp $check; 51 &failed("missing capability: $cap") if ( $check eq "" ); 52} 53 54&need("cup"); 55&need("clear"); 56&need("smacs"); 57&need("rmacs"); 58 59system("tput clear"); 60system("tput enacs"); 61my $smacs = `tput smacs`; 62my $rmacs = `tput rmacs`; 63 64for my $row ( 0 .. 15 ) { 65 for my $col ( 0 .. 5 ) { 66 my $ch = 32 + $row + $col * 16; 67 last if ( $ch >= 127 ); 68 system( sprintf( "tput cup %d %d", $row, 4 + $col * 12 ) ); 69 my $xx = chr($ch); 70 printf '%2x:%s{%s%s%s}', $ch, $xx, $smacs, $xx . $xx . $xx . $xx, 71 $rmacs; 72 } 73} 74 75printf "\n"; 76 771; 78