Put in minimal simpset to avoid excessive simplification,
just as in revision 1.9 of HOL/indrule.ML
#!/usr/local/dist/DIR/perl4/bin/perl
#
# codetable.pl
# Franz Regensburger <regensbu@informatik.tu-muenchen.de>
# 21.3.95
#
# last changed:
#
# print the extended ascii-code table
# leave out unprintable characters.
#
# needs an 8bit terminal for output
$index = 0;
while ($index <= 255) {
if ( $index < 32 || (126 < $index && $index < 161)){# unprintable
# if ( $index < 32){# unprintable
$ascii_code = 32;}
else { $ascii_code = $index;}
printf( "%-3o %-3d %-2x %c \n",
$index,
$index,
$index,
$ascii_code);
$index += 1;
}