X-Git-Url: http://git.shiar.nl/sheet.git/blobdiff_plain/04d963b223ec1e49784c96a1b6b36cddf6cd29f0..0521f436ed93fcfee1073656b425522cef34b204:/rfc1345convert

diff --git a/rfc1345convert b/rfc1345convert
index 8b29b80..c5a3e80 100644
--- a/rfc1345convert
+++ b/rfc1345convert
@@ -46,19 +46,58 @@ for (@t) {
 	$di{$mnem} = hex $char;
 }
 
+# personal addendums
+my @extra;
+if (-r 'shiar.inc.txt') {
+	open my $include, '<:utf8', 'shiar.inc.txt';
+	for (readline $include) {
+		m{^([!"%'-Z_a-z]{2}) (.)} or next;
+		warn("$1 already defined"), next if defined $di{$1};
+		$di{$1} = ord $2;
+		push @extra, $1;
+	}
+}
+warn $@ if $@;
+
 # optionally get unicode character information
-my %charinfo = eval {
+my %info = eval {
 	require Unicode::UCD;
-	map { $_ => Unicode::UCD::charinfo($di{$_}) } keys %di;
+	map {
+		$_ => Unicode::UCD::charinfo($di{$_})
+			|| { block => '?', category => 'Xn', name => '', script => '' }
+	} keys %di;
 };
 
+# add custom categories for certain blocks
+for (values %info) {
+	$_->{category} .= ' Xa' if $_->{block} eq 'Basic Latin';
+	$_->{category} .= ' Xl' if $_->{block} eq 'Latin-1 Supplement';
+}
+
+# mark unofficial extras as such
+$info{$_}->{category} .= ' Xz' for @extra;
+
+for (keys %di) {
+	# find control characters (first 32 chars from 0 and 128)
+	next if $di{$_} & ~0b1001_1111;
+	# rename to something more descriptive
+	$info{$_}->{name} = $info{$_}->{unicode10}
+		? '<'.$info{$_}->{unicode10}.'>'  # the old name was much more useful
+		: sprintf('<control U+%04X>', $di{$_});  # at least identify by value
+	# show descriptive symbols instead of control chars themselves
+	$di{$_} += 0x2400 if $di{$_} < 32;
+}
+
 # output perl code of hash
 # (assume no backslashes or curlies, so we can just q{} w/o escaping)
-print "{\n";
+print "+{\n";
+printf '(map {$_=>0} qw{%s}),'."\n", join(' ',
+	map { substr($_, 1, 1).substr($_, 0, 1) } sort keys %di
+);
 printf "q{%s}=>[%s],\n", $_, join(',',
 	$di{$_},       # glyph code point
-	$charinfo{$_}  # optional additional arguments
-		? map {"'$_'"} @{ $charinfo{$_} }{qw/name category script/}
+	$info{$_}  # optional additional arguments
+		? map {"'$_'"} @{ $info{$_} }{qw/name category script/}
 		: ()
 ) for sort keys %di;
 print "}\n";