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path: root/Build/source/texk/web2c/uptexdir/uptftopl.ch
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@x
@d my_name=='ptftopl'
@d banner=='This is pTFtoPL, Version 3.3-p1.7'
@y
@d my_name=='uptftopl'
@d banner=='This is upTFtoPL, Version 3.3-p1.7-u1.21'
@z

@x
      usage_help (PTFTOPL_HELP, 'issue@@texjp.org');
@y
      usage_help (UPTFTOPL_HELP, 'issue@@texjp.org');
@z

@x
@d max_kanji=7237 {number of the kanji characters - 1}
@y
@d max_kanji=65535 {number of the kanji characters - 1}
@z

@x procedure out_kanji
  begin cx:=jis_code; out('J '); {specify jiscode format}
@y
  begin cx:=jis_code;
  if (isinternalUPTEX) then out('U ')
  else out('J '); {specify jiscode format}
@z

@x
  out(xchr[Hi(cx)]); out(xchr[Lo(cx)]);
@y
  if BYTE1(cx)<>0 then out(xchr[BYTE1(cx)]);
  if BYTE2(cx)<>0 then out(xchr[BYTE2(cx)]);
  if BYTE3(cx)<>0 then out(xchr[BYTE3(cx)]);
                       out(xchr[BYTE4(cx)]);
@z

@x function valid_jis_code
var first_byte, second_byte:integer; { jis code bytes }
begin valid_jis_code:=true;
first_byte:=cx div @'400; second_byte:=cx mod @'400;
if (first_byte<@"21)
     or((first_byte>@"28)and(first_byte<@"30))
     or(first_byte>@"74) then valid_jis_code:=false;
if (second_byte<@"21)or(second_byte>@"7E) then valid_jis_code:=false;
@y
begin valid_jis_code:=true;
if (cx>@"FFFF)or(not is_char_kanji(fromDVI(cx)))
  or(toDVI(fromDVI(cx))<>cx) then valid_jis_code:=false;
@z

@x function index_to_jis
if ix<=8*94-1 then
  index_to_jis:=(ix div 94 + @"21) * @'400 + (ix mod 94 + @"21)
else
  index_to_jis:=((ix+7 * 94) div 94 + @"21) * @'400 + ((ix+7*94) mod 94 + @"21);
@y
index_to_jis:=ix;
@z

@x function jis_to_index
var first_byte,second_byte:integer; { jis code bytes }
begin
first_byte:=cx div @'400 - @"21;
second_byte:=cx mod @'400 - @"21;
if first_byte<8 then
  jis_to_index:=first_byte*94+second_byte
else
  jis_to_index:=(first_byte-7)*94+second_byte;
@y
begin
jis_to_index:=cx;
@z