зеркало из https://github.com/mozilla/gecko-dev.git
125 строки
2.5 KiB
Raku
125 строки
2.5 KiB
Raku
#!/user/local/bin/perl
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$rowwidth = ((0xff - 0x80)+(0x7f - 0x40));
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sub cp936tonum()
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{
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my($cp936) = (@_);
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my($first,$second,$jnum);
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$first = hex(substr($cp936,2,2));
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$second = hex(substr($cp936,4,2));
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$jnum = ($first - 0x81 ) * $rowwidth;
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if($second >= 0x80)
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{
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$jnum += $second - 0x80 + (0x7f-0x40);
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}
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else
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{
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$jnum += $second - 0x40;
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}
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return $jnum;
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}
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@map = {};
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sub readtable()
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{
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open(CP936, "<CP936.TXT") || die "cannot open CP936.TXT";
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while(<CP936>)
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{
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if(! /^#/) {
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($j, $u, $r) = split(/\t/,$_);
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if(length($j) > 4)
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{
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$n = &cp936tonum($j);
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$map{$n} = $u;
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}
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}
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}
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}
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sub addeudc()
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{
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my($l,$h,$hl);
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$u = 0xE000;
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for($h=0xF8; $h <=0xFE;$h++)
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{
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for($l=0xA0; $l <=0xFF;$l++,$u++)
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{
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$us = sprintf "0x%04X", $u;
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$hl = sprintf "0x%02X%02X", $h, $l;
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$map{&cp936tonum($hl)}= $us ;
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}
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}
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for($h=0xAA; $h <=0xAF;$h++)
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{
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for($l=0xA0; $l <=0xFF;$l++,$u++)
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{
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$us = sprintf "0x%04X", $u;
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$hl = sprintf "0x%02X%02X", $h, $l;
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$map{&cp936tonum($hl)}= $us ;
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}
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}
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}
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sub printtable()
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{
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for($i=0;$i<126;$i++)
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{
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printf ( "/* 0x%2XXX */\n", ( $i + 0x81));
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for($j=0;$j<(0x7f-0x40);$j++)
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{
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if("" eq ($map{($i * $rowwidth + $j)}))
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{
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printf "0xFFFD,"
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}
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else
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{
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printf $map{($i * $rowwidth + $j)} . ",";
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}
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if( 0 == (($j + 1) % 8))
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{
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printf "/* 0x%2X%1X%1X*/\n", $i+0x81, 4+($j/16), (7==($j%16))?0:8;
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}
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}
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print "0xFFFF,"; #let 0xXX7F map to 0xFFFF
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printf "/* 0x%2X%1X%1X*/\n", $i+0x81, 4+($j/16),(7==($j%16))?0:8;
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for($j=0;$j < (0xff-0x80);$j++)
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{
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if("" eq ($map{($i * $rowwidth + $j + 0x3f)})) # user defined chars map to 0xFFFD
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{
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if ( ( $i == 125 ) and ( $j == (0xff - 0x80 - 1 )))
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{
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printf "0xFFFD"; #has no ',' followed last item
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}
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else
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{
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printf "0xFFFD,";
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}
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}
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else
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{
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if ( ( $i == 125 ) and ( $j == (0xff - 0x80 - 1 )))
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{
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printf $map{($i * $rowwidth + $j + 0x3f)}; #has no ',' followed last item
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}
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else
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{
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printf $map{($i * $rowwidth + $j + 0x3f)} . ",";
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}
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}
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if( 0 == (($j + 1) % 8))
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{
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printf "/* 0x%2X%1X%1X*/\n", $i+0x81, 8+($j/16), (7==($j%16))?0:8;
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}
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}
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printf " /* 0x%2X%1X%1X*/\n", $i+0x81, 8+($j/16),(7==($j%16))?0:8;
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}
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}
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&readtable();
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&addeudc();
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&printtable();
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