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#!/usr/bin/perl -w
# $XTermId: nrcs.pl,v 1.10 2013/09/08 19:46:07 tom Exp $
# -----------------------------------------------------------------------------
# this file is part of xterm
#
# Copyright 2013 by Thomas E. Dickey
#
# All Rights Reserved
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
# TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
# Except as contained in this notice, the name(s) of the above copyright
# holders shall not be used in advertising or otherwise to promote the
# sale, use or other dealings in this Software without prior written
# authorization.
# -----------------------------------------------------------------------------
# This is a more direct way of exercising character sets than vttest.
use strict;
use File::Temp qw/ tempdir /;
our $prepare_GL = "\x1bo"; # Invoke the G3 Character Set as GL (LS3).
our $prepare_GR = "\x1b|"; # Invoke the G3 Character Set as GR (LS3R).
our $restore_GL = "\017"; # Invoke the G1 Character Set as GR (LS1R).
our $restore_GR = "\x1b~"; # Invoke the G1 Character Set as GR (LS1R).
our $enable_NRC = "\x1b[?42h";
our $dummy;
our %level;
our %suffix;
our %short_name;
our %long_name;
sub select_G3() {
printf "\x1b+%s", shift;
}
sub show_charset($) {
my $alias = shift;
my $suffix = $suffix{$alias};
return if not $suffix;
printf $enable_NRC;
&select_G3($suffix);
printf $prepare_GL;
printf $prepare_GR;
printf "GL:\n";
for my $n ( 32 .. 126 ) {
print chr($n);
printf "\n" if ( ( ( $n + 1 ) % 32 ) == 0 );
}
printf "\nGR:\n";
for my $n ( 160 .. 255 ) {
print chr($n);
printf "\n" if ( ( ( $n + 1 ) % 32 ) == 0 );
}
do {
$dummy = `sh -c 'read dummy; echo "\$dummy"'`;
chomp $dummy;
} until $dummy =~ /^\s*$/;
printf $restore_GL;
printf $restore_GR;
}
sub list_charset($$$$) {
my $level = shift;
my $suffix = shift;
my $short_name = shift;
my $long_name = shift;
my $alias = lc $short_name;
$level{$alias} = $level;
$suffix{$alias} = $suffix;
$short_name{$alias} = $short_name;
$long_name{$alias} = $long_name;
}
sub initialize() {
&list_charset( 1, '0', "graphic", "DEC Line Drawing Set" );
&list_charset( 2, '<', "supp", "DEC Supplementary" );
&list_charset( 3, '%5', "supp_graphic", "DEC Supplementary Graphics" );
&list_charset( 3, '>', "technical", "DEC Technical" );
&list_charset( 3, 'A', "latin_1", "United Kingdom (UK)" );
&list_charset( 1, 'B', "ascii", "United States (USASCII)" );
&list_charset( 2, '4', "dutch", "Dutch" );
&list_charset( 2, '5', "finnish", "Finnish" );
&list_charset( 2, 'C', "finnish2", "Finnish" );
&list_charset( 2, 'R', "french", "French" );
&list_charset( 2, 'f', "french2", "French" );
&list_charset( 2, 'Q', "canadian", "French Canadian " );
&list_charset( 2, '9', "canadian2", "French Canadian " );
&list_charset( 2, 'K', "german", "German" );
&list_charset( 2, 'Y', "italian", "Italian" );
&list_charset( 3, '`', "danish", "Norwegian/Danish " );
&list_charset( 2, 'E', "danish2", "Norwegian/Danish" );
&list_charset( 2, '6', "danish3", "Norwegian/Danish" );
&list_charset( 3, '%6', "portuguese", "Portuguese " );
&list_charset( 2, 'Z', "spanish", "Spanish" );
&list_charset( 2, '7', "swedish", "Swedish" );
&list_charset( 2, 'H', "swedish2", "Swedish" );
&list_charset( 2, '=', "swiss", "Swiss" );
}
sub show_dialog() {
my $dir = tempdir( CLEANUP => 1 );
my $in_file = "$dir/input";
my $out_file = "$dir/output";
my $exe_file = "$dir/script";
my $rc_file = "$dir/status";
my $output = "";
my $status;
do {
open( FP, ">$in_file" ) || die("cannot create $in_file");
print FP "#!/bin/sh\n";
print FP "dialog";
printf FP "\\\n\t--default-item \"%s\"", $output if ( $output ne "" );
print FP "\\\n\t--menu \"Select a character set\" 0 0 0 ";
foreach my $key ( sort keys %short_name ) {
printf FP "\\\n\t%s \"VT%d00: %s\"", $short_name{$key},
$level{$key},
$long_name{$key};
}
printf FP "\\\n 2>$out_file\n";
printf FP "echo \$? >$rc_file\n";
close FP;
chmod 0700, $in_file;
system("$in_file");
$output = `cat $out_file`;
$status = `cat $rc_file`;
chomp $output;
chomp $status;
&show_charset($output) if ( $status == 0 );
} while ( $status ne "" and $status == 0 );
}
&initialize;
if ( $#ARGV >= 0 ) {
while ( $#ARGV >= 0 ) {
&show_charset( shift @ARGV );
}
}
else {
&show_dialog;
}
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