#!/usr/bin/perl
#
#  Split Unicode Data File
#  (c) 1997--2003 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
#

open(I, "unidata/UnicodeData.txt") || die "Unable to open UniCode data file";
open(C, ">misc/u-cat") || die "cat file open";
open(U, ">misc/u-upper") || die "upper file open";
open(L, ">misc/u-lower") || die "lower file open";
open(G, ">misc/u-ligatures") || die "lig file open";
while (<I>) {
	chomp;
	(/^$/ || /^#/) && next;
	($code,$name,$cat,$comb,$bidir,$decomp,$d0,$d1,$n0,$mirr,$cmt1,$cmt2,$upper,$lower,$title) = split /;/;
	$code =~ /^....$/ || next;
	if ($cat =~ /^C/) { $ccat = "_U_CTRL"; }
	elsif ($cat =~ /^Z/) { $ccat = "_U_SPACE"; }
	elsif ($decomp =~ /<compat>/ && $name =~ / LIGATURE /) {
		$ccat = "_U_LIGATURE";
		print G "$code\n";
	} elsif ($cat =~ /^Ll/) { $ccat = "_U_LLOWER"; }
	elsif ($cat =~ /^Lu/) { $ccat = "_U_LUPPER"; }
	elsif ($cat =~ /^L/) { $ccat = "_U_LETTER"; }
	elsif ($code ge "0030" && $code le "0039") { $ccat = "_U_DIGIT | _U_XDIGIT"; }
	else { $ccat = ""; }
	if ($code ge "0041" && $code le "0046" || $code ge "0061" && $code le "0066") { $ccat = $ccat . "|_U_XDIGIT"; }
	if ($ccat ne "") { print C "$code\t$ccat\n"; }
	if ($upper ne "") { print U "$code\t0x$upper\n"; }
	if ($lower ne "") { print L "$code\t0x$lower\n"; }
}
close I;
close C;
close U;
close L;
close G;