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| Current File : //usr/src/contrib/texinfo/makeinfo/lang.c |
/* lang.c -- language-dependent support.
$Id: lang.c,v 1.14 2004/11/22 23:57:33 karl Exp $
Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004 Free Software
Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Originally written by Karl Heinz Marbaise <kama@hippo.fido.de>. */
#include "system.h"
#include "cmds.h"
#include "files.h"
#include "lang.h"
#include "makeinfo.h"
#include "xml.h"
/* Current document encoding. */
encoding_code_type document_encoding_code = no_encoding;
/* Current language code; default is English. */
language_code_type language_code = en;
/* By default, unsupported encoding is an empty string. */
char *unknown_encoding = NULL;
static iso_map_type us_ascii_map [] = {{NULL, 0, 0}}; /* ASCII map is trivial */
/* Translation table between HTML and ISO Codes. The last item is
hopefully the Unicode. It might be possible that those Unicodes are
not correct, cause I didn't check them. kama */
static iso_map_type iso8859_1_map [] = {
{ "nbsp", 0xA0, 0x00A0 },
{ "iexcl", 0xA1, 0x00A1 },
{ "cent", 0xA2, 0x00A2 },
{ "pound", 0xA3, 0x00A3 },
{ "curren", 0xA4, 0x00A4 },
{ "yen", 0xA5, 0x00A5 },
{ "brkbar", 0xA6, 0x00A6 },
{ "sect", 0xA7, 0x00A7 },
{ "uml", 0xA8, 0x00A8 },
{ "copy", 0xA9, 0x00A9 },
{ "ordf", 0xAA, 0x00AA },
{ "laquo", 0xAB, 0x00AB },
{ "not", 0xAC, 0x00AC },
{ "shy", 0xAD, 0x00AD },
{ "reg", 0xAE, 0x00AE },
{ "hibar", 0xAF, 0x00AF },
{ "deg", 0xB0, 0x00B0 },
{ "plusmn", 0xB1, 0x00B1 },
{ "sup2", 0xB2, 0x00B2 },
{ "sup3", 0xB3, 0x00B3 },
{ "acute", 0xB4, 0x00B4 },
{ "micro", 0xB5, 0x00B5 },
{ "para", 0xB6, 0x00B6 },
{ "middot", 0xB7, 0x00B7 },
{ "cedil", 0xB8, 0x00B8 },
{ "sup1", 0xB9, 0x00B9 },
{ "ordm", 0xBA, 0x00BA },
{ "raquo", 0xBB, 0x00BB },
{ "frac14", 0xBC, 0x00BC },
{ "frac12", 0xBD, 0x00BD },
{ "frac34", 0xBE, 0x00BE },
{ "iquest", 0xBF, 0x00BF },
{ "Agrave", 0xC0, 0x00C0 },
{ "Aacute", 0xC1, 0x00C1 },
{ "Acirc", 0xC2, 0x00C2 },
{ "Atilde", 0xC3, 0x00C3 },
{ "Auml", 0xC4, 0x00C4 },
{ "Aring", 0xC5, 0x00C5 },
{ "AElig", 0xC6, 0x00C6 },
{ "Ccedil", 0xC7, 0x00C7 },
{ "Ccedil", 0xC7, 0x00C7 },
{ "Egrave", 0xC8, 0x00C8 },
{ "Eacute", 0xC9, 0x00C9 },
{ "Ecirc", 0xCA, 0x00CA },
{ "Euml", 0xCB, 0x00CB },
{ "Igrave", 0xCC, 0x00CC },
{ "Iacute", 0xCD, 0x00CD },
{ "Icirc", 0xCE, 0x00CE },
{ "Iuml", 0xCF, 0x00CF },
{ "ETH", 0xD0, 0x00D0 },
{ "Ntilde", 0xD1, 0x00D1 },
{ "Ograve", 0xD2, 0x00D2 },
{ "Oacute", 0xD3, 0x00D3 },
{ "Ocirc", 0xD4, 0x00D4 },
{ "Otilde", 0xD5, 0x00D5 },
{ "Ouml", 0xD6, 0x00D6 },
{ "times", 0xD7, 0x00D7 },
{ "Oslash", 0xD8, 0x00D8 },
{ "Ugrave", 0xD9, 0x00D9 },
{ "Uacute", 0xDA, 0x00DA },
{ "Ucirc", 0xDB, 0x00DB },
{ "Uuml", 0xDC, 0x00DC },
{ "Yacute", 0xDD, 0x00DD },
{ "THORN", 0xDE, 0x00DE },
{ "szlig", 0xDF, 0x00DF },
{ "agrave", 0xE0, 0x00E0 },
{ "aacute", 0xE1, 0x00E1 },
{ "acirc", 0xE2, 0x00E2 },
{ "atilde", 0xE3, 0x00E3 },
{ "auml", 0xE4, 0x00E4 },
{ "aring", 0xE5, 0x00E5 },
{ "aelig", 0xE6, 0x00E6 },
{ "ccedil", 0xE7, 0x00E7 },
{ "egrave", 0xE8, 0x00E8 },
{ "eacute", 0xE9, 0x00E9 },
{ "ecirc", 0xEA, 0x00EA },
{ "euml", 0xEB, 0x00EB },
{ "igrave", 0xEC, 0x00EC },
{ "iacute", 0xED, 0x00ED },
{ "icirc", 0xEE, 0x00EE },
{ "iuml", 0xEF, 0x00EF },
{ "eth", 0xF0, 0x00F0 },
{ "ntilde", 0xF1, 0x00F1 },
{ "ograve", 0xF2, 0x00F2 },
{ "oacute", 0xF3, 0x00F3 },
{ "ocirc", 0xF4, 0x00F4 },
{ "otilde", 0xF5, 0x00F5 },
{ "ouml", 0xF6, 0x00F6 },
{ "divide", 0xF7, 0x00F7 },
{ "oslash", 0xF8, 0x00F8 },
{ "ugrave", 0xF9, 0x00F9 },
{ "uacute", 0xFA, 0x00FA },
{ "ucirc", 0xFB, 0x00FB },
{ "uuml", 0xFC, 0x00FC },
{ "yacute", 0xFD, 0x00FD },
{ "thorn", 0xFE, 0x00FE },
{ "yuml", 0xFF, 0x00FF },
{ NULL, 0, 0 }
};
/* ISO 8859-15, also known as Latin 9, differs from Latin 1 in only a
few positions. http://www.cs.tut.fi/~jkorpela/latin9.html has a good
explanation and listing, summarized here. The names are abbreviated
from the official Unicode names, to fit in a decent line length.
code position
dec oct hex latin1 latin1 name latin9 latin9 name
164 0244 0xA4 U+00A4 currency symbol U+20AC euro sign
166 0246 0xA6 U+00A6 broken bar U+0160 S with caron
168 0250 0xA8 U+00A8 diaeresis U+0161 s with caron
180 0264 0xB4 U+00B4 acute accent U+017D Z with caron
184 0270 0xB8 U+00B8 cedilla U+017E z with caron
188 0274 0xBC U+00BC fraction 1/4 U+0152 ligature OE
189 0275 0xBD U+00BD fraction 1/2 U+0153 ligature oe
190 0276 0xBE U+00BE fraction 3/4 U+0178 Y with diaeresis
*/
static iso_map_type iso8859_15_map [] = {
{ "nbsp", 0xA0, 0x00A0 },
{ "iexcl", 0xA1, 0x00A1 },
{ "cent", 0xA2, 0x00A2 },
{ "pound", 0xA3, 0x00A3 },
{ "euro", 0xA4, 0x20AC },
{ "yen", 0xA5, 0x00A5 },
{ "Scaron", 0xA6, 0x0160 },
{ "sect", 0xA7, 0x00A7 },
{ "scaron", 0xA8, 0x0161 },
{ "copy", 0xA9, 0x00A9 },
{ "ordf", 0xAA, 0x00AA },
{ "laquo", 0xAB, 0x00AB },
{ "not", 0xAC, 0x00AC },
{ "shy", 0xAD, 0x00AD },
{ "reg", 0xAE, 0x00AE },
{ "hibar", 0xAF, 0x00AF },
{ "deg", 0xB0, 0x00B0 },
{ "plusmn", 0xB1, 0x00B1 },
{ "sup2", 0xB2, 0x00B2 },
{ "sup3", 0xB3, 0x00B3 },
{ "Zcaron", 0xB4, 0x017D },
{ "micro", 0xB5, 0x00B5 },
{ "para", 0xB6, 0x00B6 },
{ "middot", 0xB7, 0x00B7 },
{ "zcaron", 0xB8, 0x017E },
{ "sup1", 0xB9, 0x00B9 },
{ "ordm", 0xBA, 0x00BA },
{ "raquo", 0xBB, 0x00BB },
{ "OElig", 0xBC, 0x0152 },
{ "oelig", 0xBD, 0x0153 },
{ "Yuml", 0xBE, 0x0178 },
{ "iquest", 0xBF, 0x00BF },
{ "Agrave", 0xC0, 0x00C0 },
{ "Aacute", 0xC1, 0x00C1 },
{ "Acirc", 0xC2, 0x00C2 },
{ "Atilde", 0xC3, 0x00C3 },
{ "Auml", 0xC4, 0x00C4 },
{ "Aring", 0xC5, 0x00C5 },
{ "AElig", 0xC6, 0x00C6 },
{ "Ccedil", 0xC7, 0x00C7 },
{ "Ccedil", 0xC7, 0x00C7 },
{ "Egrave", 0xC8, 0x00C8 },
{ "Eacute", 0xC9, 0x00C9 },
{ "Ecirc", 0xCA, 0x00CA },
{ "Euml", 0xCB, 0x00CB },
{ "Igrave", 0xCC, 0x00CC },
{ "Iacute", 0xCD, 0x00CD },
{ "Icirc", 0xCE, 0x00CE },
{ "Iuml", 0xCF, 0x00CF },
{ "ETH", 0xD0, 0x00D0 },
{ "Ntilde", 0xD1, 0x00D1 },
{ "Ograve", 0xD2, 0x00D2 },
{ "Oacute", 0xD3, 0x00D3 },
{ "Ocirc", 0xD4, 0x00D4 },
{ "Otilde", 0xD5, 0x00D5 },
{ "Ouml", 0xD6, 0x00D6 },
{ "times", 0xD7, 0x00D7 },
{ "Oslash", 0xD8, 0x00D8 },
{ "Ugrave", 0xD9, 0x00D9 },
{ "Uacute", 0xDA, 0x00DA },
{ "Ucirc", 0xDB, 0x00DB },
{ "Uuml", 0xDC, 0x00DC },
{ "Yacute", 0xDD, 0x00DD },
{ "THORN", 0xDE, 0x00DE },
{ "szlig", 0xDF, 0x00DF },
{ "agrave", 0xE0, 0x00E0 },
{ "aacute", 0xE1, 0x00E1 },
{ "acirc", 0xE2, 0x00E2 },
{ "atilde", 0xE3, 0x00E3 },
{ "auml", 0xE4, 0x00E4 },
{ "aring", 0xE5, 0x00E5 },
{ "aelig", 0xE6, 0x00E6 },
{ "ccedil", 0xE7, 0x00E7 },
{ "egrave", 0xE8, 0x00E8 },
{ "eacute", 0xE9, 0x00E9 },
{ "ecirc", 0xEA, 0x00EA },
{ "euml", 0xEB, 0x00EB },
{ "igrave", 0xEC, 0x00EC },
{ "iacute", 0xED, 0x00ED },
{ "icirc", 0xEE, 0x00EE },
{ "iuml", 0xEF, 0x00EF },
{ "eth", 0xF0, 0x00F0 },
{ "ntilde", 0xF1, 0x00F1 },
{ "ograve", 0xF2, 0x00F2 },
{ "oacute", 0xF3, 0x00F3 },
{ "ocirc", 0xF4, 0x00F4 },
{ "otilde", 0xF5, 0x00F5 },
{ "ouml", 0xF6, 0x00F6 },
{ "divide", 0xF7, 0x00F7 },
{ "oslash", 0xF8, 0x00F8 },
{ "ugrave", 0xF9, 0x00F9 },
{ "uacute", 0xFA, 0x00FA },
{ "ucirc", 0xFB, 0x00FB },
{ "uuml", 0xFC, 0x00FC },
{ "yacute", 0xFD, 0x00FD },
{ "thorn", 0xFE, 0x00FE },
{ "yuml", 0xFF, 0x00FF },
{ NULL, 0, 0 }
};
/* Date: Mon, 31 Mar 2003 00:19:28 +0200
From: Wojciech Polak <polak@gnu.org>
...
* Primary Polish site for ogonki is http://www.agh.edu.pl/ogonki/,
but it's only in Polish language (it has some interesting links).
* A general site about ISO 8859-2 at http://nl.ijs.si/gnusl/cee/iso8859-2.html
* ISO 8859-2 Character Set at http://nl.ijs.si/gnusl/cee/charset.html
This site provides almost all information about iso-8859-2,
including the character table!!! (must see!)
* ISO 8859-2 and even HTML entities !!! (must see!)
http://people.ssh.fi/mtr/genscript/88592.txt
* (minor) http://www.agh.edu.pl/ogonki/plchars.html
One more table, this time it includes even information about Polish
characters in Unicode.
*/
static iso_map_type iso8859_2_map [] = {
{ "nbsp", 0xA0, 0x00A0 }, /* NO-BREAK SPACE */
{ "", 0xA1, 0x0104 }, /* LATIN CAPITAL LETTER A WITH OGONEK */
{ "", 0xA2, 0x02D8 }, /* BREVE */
{ "", 0xA3, 0x0141 }, /* LATIN CAPITAL LETTER L WITH STROKE */
{ "curren", 0xA4, 0x00A4 }, /* CURRENCY SIGN */
{ "", 0xA5, 0x013D }, /* LATIN CAPITAL LETTER L WITH CARON */
{ "", 0xA6, 0x015A }, /* LATIN CAPITAL LETTER S WITH ACUTE */
{ "sect", 0xA7, 0x00A7 }, /* SECTION SIGN */
{ "uml", 0xA8, 0x00A8 }, /* DIAERESIS */
{ "", 0xA9, 0x0160 }, /* LATIN CAPITAL LETTER S WITH CARON */
{ "", 0xAA, 0x015E }, /* LATIN CAPITAL LETTER S WITH CEDILLA */
{ "", 0xAB, 0x0164 }, /* LATIN CAPITAL LETTER T WITH CARON */
{ "", 0xAC, 0x0179 }, /* LATIN CAPITAL LETTER Z WITH ACUTE */
{ "shy", 0xAD, 0x00AD }, /* SOFT HYPHEN */
{ "", 0xAE, 0x017D }, /* LATIN CAPITAL LETTER Z WITH CARON */
{ "", 0xAF, 0x017B }, /* LATIN CAPITAL LETTER Z WITH DOT ABOVE */
{ "deg", 0xB0, 0x00B0 }, /* DEGREE SIGN */
{ "", 0xB1, 0x0105 }, /* LATIN SMALL LETTER A WITH OGONEK */
{ "", 0xB2, 0x02DB }, /* OGONEK */
{ "", 0xB3, 0x0142 }, /* LATIN SMALL LETTER L WITH STROKE */
{ "acute", 0xB4, 0x00B4 }, /* ACUTE ACCENT */
{ "", 0xB5, 0x013E }, /* LATIN SMALL LETTER L WITH CARON */
{ "", 0xB6, 0x015B }, /* LATIN SMALL LETTER S WITH ACUTE */
{ "", 0xB7, 0x02C7 }, /* CARON (Mandarin Chinese third tone) */
{ "cedil", 0xB8, 0x00B8 }, /* CEDILLA */
{ "", 0xB9, 0x0161 }, /* LATIN SMALL LETTER S WITH CARON */
{ "", 0xBA, 0x015F }, /* LATIN SMALL LETTER S WITH CEDILLA */
{ "", 0xBB, 0x0165 }, /* LATIN SMALL LETTER T WITH CARON */
{ "", 0xBC, 0x017A }, /* LATIN SMALL LETTER Z WITH ACUTE */
{ "", 0xBD, 0x02DD }, /* DOUBLE ACUTE ACCENT */
{ "", 0xBE, 0x017E }, /* LATIN SMALL LETTER Z WITH CARON */
{ "", 0xBF, 0x017C }, /* LATIN SMALL LETTER Z WITH DOT ABOVE */
{ "", 0xC0, 0x0154 }, /* LATIN CAPITAL LETTER R WITH ACUTE */
{ "", 0xC1, 0x00C1 }, /* LATIN CAPITAL LETTER A WITH ACUTE */
{ "", 0xC2, 0x00C2 }, /* LATIN CAPITAL LETTER A WITH CIRCUMFLEX */
{ "", 0xC3, 0x0102 }, /* LATIN CAPITAL LETTER A WITH BREVE */
{ "", 0xC4, 0x00C4 }, /* LATIN CAPITAL LETTER A WITH DIAERESIS */
{ "", 0xC5, 0x0139 }, /* LATIN CAPITAL LETTER L WITH ACUTE */
{ "", 0xC6, 0x0106 }, /* LATIN CAPITAL LETTER C WITH ACUTE */
{ "", 0xC7, 0x00C7 }, /* LATIN CAPITAL LETTER C WITH CEDILLA */
{ "", 0xC8, 0x010C }, /* LATIN CAPITAL LETTER C WITH CARON */
{ "", 0xC9, 0x00C9 }, /* LATIN CAPITAL LETTER E WITH ACUTE */
{ "", 0xCA, 0x0118 }, /* LATIN CAPITAL LETTER E WITH OGONEK */
{ "", 0xCB, 0x00CB }, /* LATIN CAPITAL LETTER E WITH DIAERESIS */
{ "", 0xCC, 0x011A }, /* LATIN CAPITAL LETTER E WITH CARON */
{ "", 0xCD, 0x00CD }, /* LATIN CAPITAL LETTER I WITH ACUTE */
{ "", 0xCE, 0x00CE }, /* LATIN CAPITAL LETTER I WITH CIRCUMFLEX */
{ "", 0xCF, 0x010E }, /* LATIN CAPITAL LETTER D WITH CARON */
{ "", 0xD0, 0x0110 }, /* LATIN CAPITAL LETTER D WITH STROKE */
{ "", 0xD1, 0x0143 }, /* LATIN CAPITAL LETTER N WITH ACUTE */
{ "", 0xD2, 0x0147 }, /* LATIN CAPITAL LETTER N WITH CARON */
{ "", 0xD3, 0x00D3 }, /* LATIN CAPITAL LETTER O WITH ACUTE */
{ "", 0xD4, 0x00D4 }, /* LATIN CAPITAL LETTER O WITH CIRCUMFLEX */
{ "", 0xD5, 0x0150 }, /* LATIN CAPITAL LETTER O WITH DOUBLE ACUTE */
{ "", 0xD6, 0x00D6 }, /* LATIN CAPITAL LETTER O WITH DIAERESIS */
{ "times", 0xD7, 0x00D7 }, /* MULTIPLICATION SIGN */
{ "", 0xD8, 0x0158 }, /* LATIN CAPITAL LETTER R WITH CARON */
{ "", 0xD9, 0x016E }, /* LATIN CAPITAL LETTER U WITH RING ABOVE */
{ "", 0xDA, 0x00DA }, /* LATIN CAPITAL LETTER U WITH ACUTE */
{ "", 0xDB, 0x0170 }, /* LATIN CAPITAL LETTER U WITH DOUBLE ACUTE */
{ "", 0xDC, 0x00DC }, /* LATIN CAPITAL LETTER U WITH DIAERESIS */
{ "", 0xDD, 0x00DD }, /* LATIN CAPITAL LETTER Y WITH ACUTE */
{ "", 0xDE, 0x0162 }, /* LATIN CAPITAL LETTER T WITH CEDILLA */
{ "", 0xDF, 0x00DF }, /* LATIN SMALL LETTER SHARP S (German) */
{ "", 0xE0, 0x0155 }, /* LATIN SMALL LETTER R WITH ACUTE */
{ "", 0xE1, 0x00E1 }, /* LATIN SMALL LETTER A WITH ACUTE */
{ "", 0xE2, 0x00E2 }, /* LATIN SMALL LETTER A WITH CIRCUMFLEX */
{ "", 0xE3, 0x0103 }, /* LATIN SMALL LETTER A WITH BREVE */
{ "", 0xE4, 0x00E4 }, /* LATIN SMALL LETTER A WITH DIAERESIS */
{ "", 0xE5, 0x013A }, /* LATIN SMALL LETTER L WITH ACUTE */
{ "", 0xE6, 0x0107 }, /* LATIN SMALL LETTER C WITH ACUTE */
{ "", 0xE7, 0x00E7 }, /* LATIN SMALL LETTER C WITH CEDILLA */
{ "", 0xE8, 0x010D }, /* LATIN SMALL LETTER C WITH CARON */
{ "", 0xE9, 0x00E9 }, /* LATIN SMALL LETTER E WITH ACUTE */
{ "", 0xEA, 0x0119 }, /* LATIN SMALL LETTER E WITH OGONEK */
{ "", 0xEB, 0x00EB }, /* LATIN SMALL LETTER E WITH DIAERESIS */
{ "", 0xEC, 0x011B }, /* LATIN SMALL LETTER E WITH CARON */
{ "", 0xED, 0x00ED }, /* LATIN SMALL LETTER I WITH ACUTE */
{ "", 0xEE, 0x00EE }, /* LATIN SMALL LETTER I WITH CIRCUMFLEX */
{ "", 0xEF, 0x010F }, /* LATIN SMALL LETTER D WITH CARON */
{ "", 0xF0, 0x0111 }, /* LATIN SMALL LETTER D WITH STROKE */
{ "", 0xF1, 0x0144 }, /* LATIN SMALL LETTER N WITH ACUTE */
{ "", 0xF2, 0x0148 }, /* LATIN SMALL LETTER N WITH CARON */
{ "", 0xF3, 0x00F3 }, /* LATIN SMALL LETTER O WITH ACUTE */
{ "", 0xF4, 0x00F4 }, /* LATIN SMALL LETTER O WITH CIRCUMFLEX */
{ "", 0xF5, 0x0151 }, /* LATIN SMALL LETTER O WITH DOUBLE ACUTE */
{ "", 0xF6, 0x00F6 }, /* LATIN SMALL LETTER O WITH DIAERESIS */
{ "divide", 0xF7, 0x00F7 }, /* DIVISION SIGN */
{ "", 0xF8, 0x0159 }, /* LATIN SMALL LETTER R WITH CARON */
{ "", 0xF9, 0x016F }, /* LATIN SMALL LETTER U WITH RING ABOVE */
{ "", 0xFA, 0x00FA }, /* LATIN SMALL LETTER U WITH ACUTE */
{ "", 0xFB, 0x0171 }, /* LATIN SMALL LETTER U WITH DOUBLE ACUTE */
{ "", 0xFC, 0x00FC }, /* LATIN SMALL LETTER U WITH DIAERESIS */
{ "", 0xFD, 0x00FD }, /* LATIN SMALL LETTER Y WITH ACUTE */
{ "", 0xFE, 0x0163 }, /* LATIN SMALL LETTER T WITH CEDILLA */
{ "", 0xFF, 0x02D9 }, /* DOT ABOVE (Mandarin Chinese light tone) */
{ NULL, 0, 0 }
};
encoding_type encoding_table[] = {
{ no_encoding, "(no encoding)", NULL },
{ US_ASCII, "US-ASCII", us_ascii_map },
{ ISO_8859_1, "iso-8859-1", (iso_map_type *) iso8859_1_map },
{ ISO_8859_2, "iso-8859-2", (iso_map_type *) iso8859_2_map },
{ ISO_8859_3, "iso-8859-3", NULL },
{ ISO_8859_4, "iso-8859-4", NULL },
{ ISO_8859_5, "iso-8859-5", NULL },
{ ISO_8859_6, "iso-8859-6", NULL },
{ ISO_8859_7, "iso-8859-7", NULL },
{ ISO_8859_8, "iso-8859-8", NULL },
{ ISO_8859_9, "iso-8859-9", NULL },
{ ISO_8859_10, "iso-8859-10", NULL },
{ ISO_8859_11, "iso-8859-11", NULL },
{ ISO_8859_12, "iso-8859-12", NULL },
{ ISO_8859_13, "iso-8859-13", NULL },
{ ISO_8859_14, "iso-8859-14", NULL },
{ ISO_8859_15, "iso-8859-15", (iso_map_type *) iso8859_15_map },
{ last_encoding_code, NULL, NULL }
};
language_type language_table[] = {
{ aa, "aa", "Afar" },
{ ab, "ab", "Abkhazian" },
{ af, "af", "Afrikaans" },
{ am, "am", "Amharic" },
{ ar, "ar", "Arabic" },
{ as, "as", "Assamese" },
{ ay, "ay", "Aymara" },
{ az, "az", "Azerbaijani" },
{ ba, "ba", "Bashkir" },
{ be, "be", "Byelorussian" },
{ bg, "bg", "Bulgarian" },
{ bh, "bh", "Bihari" },
{ bi, "bi", "Bislama" },
{ bn, "bn", "Bengali; Bangla" },
{ bo, "bo", "Tibetan" },
{ br, "br", "Breton" },
{ ca, "ca", "Catalan" },
{ co, "co", "Corsican" },
{ cs, "cs", "Czech" },
{ cy, "cy", "Welsh" },
{ da, "da", "Danish" },
{ de, "de", "German" },
{ dz, "dz", "Bhutani" },
{ el, "el", "Greek" },
{ en, "en", "English" },
{ eo, "eo", "Esperanto" },
{ es, "es", "Spanish" },
{ et, "et", "Estonian" },
{ eu, "eu", "Basque" },
{ fa, "fa", "Persian" },
{ fi, "fi", "Finnish" },
{ fj, "fj", "Fiji" },
{ fo, "fo", "Faroese" },
{ fr, "fr", "French" },
{ fy, "fy", "Frisian" },
{ ga, "ga", "Irish" },
{ gd, "gd", "Scots Gaelic" },
{ gl, "gl", "Galician" },
{ gn, "gn", "Guarani" },
{ gu, "gu", "Gujarati" },
{ ha, "ha", "Hausa" },
{ he, "he", "Hebrew" } /* (formerly iw) */,
{ hi, "hi", "Hindi" },
{ hr, "hr", "Croatian" },
{ hu, "hu", "Hungarian" },
{ hy, "hy", "Armenian" },
{ ia, "ia", "Interlingua" },
{ id, "id", "Indonesian" } /* (formerly in) */,
{ ie, "ie", "Interlingue" },
{ ik, "ik", "Inupiak" },
{ is, "is", "Icelandic" },
{ it, "it", "Italian" },
{ iu, "iu", "Inuktitut" },
{ ja, "ja", "Japanese" },
{ jw, "jw", "Javanese" },
{ ka, "ka", "Georgian" },
{ kk, "kk", "Kazakh" },
{ kl, "kl", "Greenlandic" },
{ km, "km", "Cambodian" },
{ kn, "kn", "Kannada" },
{ ko, "ko", "Korean" },
{ ks, "ks", "Kashmiri" },
{ ku, "ku", "Kurdish" },
{ ky, "ky", "Kirghiz" },
{ la, "la", "Latin" },
{ ln, "ln", "Lingala" },
{ lo, "lo", "Laothian" },
{ lt, "lt", "Lithuanian" },
{ lv, "lv", "Latvian, Lettish" },
{ mg, "mg", "Malagasy" },
{ mi, "mi", "Maori" },
{ mk, "mk", "Macedonian" },
{ ml, "ml", "Malayalam" },
{ mn, "mn", "Mongolian" },
{ mo, "mo", "Moldavian" },
{ mr, "mr", "Marathi" },
{ ms, "ms", "Malay" },
{ mt, "mt", "Maltese" },
{ my, "my", "Burmese" },
{ na, "na", "Nauru" },
{ ne, "ne", "Nepali" },
{ nl, "nl", "Dutch" },
{ no, "no", "Norwegian" },
{ oc, "oc", "Occitan" },
{ om, "om", "(Afan) Oromo" },
{ or, "or", "Oriya" },
{ pa, "pa", "Punjabi" },
{ pl, "pl", "Polish" },
{ ps, "ps", "Pashto, Pushto" },
{ pt, "pt", "Portuguese" },
{ qu, "qu", "Quechua" },
{ rm, "rm", "Rhaeto-Romance" },
{ rn, "rn", "Kirundi" },
{ ro, "ro", "Romanian" },
{ ru, "ru", "Russian" },
{ rw, "rw", "Kinyarwanda" },
{ sa, "sa", "Sanskrit" },
{ sd, "sd", "Sindhi" },
{ sg, "sg", "Sangro" },
{ sh, "sh", "Serbo-Croatian" },
{ si, "si", "Sinhalese" },
{ sk, "sk", "Slovak" },
{ sl, "sl", "Slovenian" },
{ sm, "sm", "Samoan" },
{ sn, "sn", "Shona" },
{ so, "so", "Somali" },
{ sq, "sq", "Albanian" },
{ sr, "sr", "Serbian" },
{ ss, "ss", "Siswati" },
{ st, "st", "Sesotho" },
{ su, "su", "Sundanese" },
{ sv, "sv", "Swedish" },
{ sw, "sw", "Swahili" },
{ ta, "ta", "Tamil" },
{ te, "te", "Telugu" },
{ tg, "tg", "Tajik" },
{ th, "th", "Thai" },
{ ti, "ti", "Tigrinya" },
{ tk, "tk", "Turkmen" },
{ tl, "tl", "Tagalog" },
{ tn, "tn", "Setswana" },
{ to, "to", "Tonga" },
{ tr, "tr", "Turkish" },
{ ts, "ts", "Tsonga" },
{ tt, "tt", "Tatar" },
{ tw, "tw", "Twi" },
{ ug, "ug", "Uighur" },
{ uk, "uk", "Ukrainian" },
{ ur, "ur", "Urdu" },
{ uz, "uz", "Uzbek" },
{ vi, "vi", "Vietnamese" },
{ vo, "vo", "Volapuk" },
{ wo, "wo", "Wolof" },
{ xh, "xh", "Xhosa" },
{ yi, "yi", "Yiddish" } /* (formerly ji) */,
{ yo, "yo", "Yoruba" },
{ za, "za", "Zhuang" },
{ zh, "zh", "Chinese" },
{ zu, "zu", "Zulu" },
{ last_language_code, NULL, NULL }
};
/* @documentlanguage. Maybe we'll do something useful with this in the
future. For now, we just recognize it. */
/* XML documents can make use of this data. Unfortunately, it clashes with
the structure currently used. So instead of enclosing content into
a language block, we just output an empty element. Anyways, a stream based
parser can make good use of it. */
void
cm_documentlanguage (void)
{
language_code_type c;
char *lang_arg;
/* Read the line with the language code on it. */
get_rest_of_line (0, &lang_arg);
/* Linear search is fine these days. */
for (c = aa; c != last_language_code; c++)
{
if (strcmp (lang_arg, language_table[c].abbrev) == 0)
{ /* Set current language code. */
language_code = c;
break;
}
}
/* If we didn't find this code, complain. */
if (c == last_language_code)
warning (_("%s is not a valid ISO 639 language code"), lang_arg);
if (xml && !docbook)
{
xml_insert_element_with_attribute (DOCUMENTLANGUAGE, START, "xml:lang=\"%s\"", lang_arg);
xml_insert_element (DOCUMENTLANGUAGE, END);
}
free (lang_arg);
}
/* Search through the encoding table for the given character, returning
its equivalent. */
static int
cm_search_iso_map (char *html)
{
int i;
iso_map_type *iso = encoding_table[document_encoding_code].isotab;
/* If no conversion table for this encoding, quit. */
if (!iso)
return -1;
for (i = 0; iso[i].html; i++)
{
if (strcmp (html, iso[i].html) == 0)
return i;
}
return -1;
}
/* @documentencoding. Set the translation table. */
void
cm_documentencoding (void)
{
if (!handling_delayed_writes)
{
encoding_code_type enc;
char *enc_arg;
/* This is ugly and probably needs to apply to other commands'
argument parsing as well. When we're doing @documentencoding,
we're generally in the frontmatter of the document, and so the.
expansion in html/xml/docbook would generally be the empty string.
(Because those modes wait until the first normal text of the
document to start outputting.) The result would thus be a warning
"unrecognized encoding name `'". Sigh. */
int save_html = html;
int save_xml = xml;
html = 0;
xml = 0;
get_rest_of_line (1, &enc_arg);
html = save_html;
xml = save_xml;
/* See if we have this encoding. */
for (enc = no_encoding+1; enc != last_encoding_code; enc++)
{
if (strcasecmp (enc_arg, encoding_table[enc].encname) == 0)
{
document_encoding_code = enc;
break;
}
}
/* If we didn't find this code, complain. */
if (enc == last_encoding_code)
{
warning (_("unrecognized encoding name `%s'"), enc_arg);
/* Let the previous one go. */
if (unknown_encoding && *unknown_encoding)
free (unknown_encoding);
unknown_encoding = xstrdup (enc_arg);
}
else if (encoding_table[document_encoding_code].isotab == NULL)
warning (_("sorry, encoding `%s' not supported"), enc_arg);
free (enc_arg);
}
else if (xml)
{
char *encoding = current_document_encoding ();
if (encoding && *encoding)
{
insert_string (" encoding=\"");
insert_string (encoding);
insert_string ("\"");
}
free (encoding);
}
}
char *
current_document_encoding (void)
{
if (document_encoding_code != no_encoding)
return xstrdup (encoding_table[document_encoding_code].encname);
else if (unknown_encoding && *unknown_encoding)
return xstrdup (unknown_encoding);
else
return xstrdup ("");
}
/* If html or xml output, add &HTML_STR; to the output. If not html and
the user requested encoded output, add the real 8-bit character
corresponding to HTML_STR from the translation tables. Otherwise,
add INFO_STR. */
static void
add_encoded_char (char *html_str, char *info_str)
{
if (html)
add_word_args ("&%s;", html_str);
else if (xml)
xml_insert_entity (html_str);
else if (enable_encoding)
{
/* Look for HTML_STR in the current translation table. */
int rc = cm_search_iso_map (html_str);
if (rc >= 0)
/* We found it, add the real character. */
add_char (encoding_table[document_encoding_code].isotab[rc].bytecode);
else
{ /* We didn't find it, that seems bad. */
warning (_("invalid encoded character `%s'"), html_str);
add_word (info_str);
}
}
else
add_word (info_str);
}
/* Output an accent for HTML or XML. */
static void
cm_accent_generic_html (int arg, int start, int end, char *html_supported,
int single, int html_solo_standalone, char *html_solo)
{
static int valid_html_accent; /* yikes */
if (arg == START)
{ /* If HTML has good support for this character, use it. */
if (strchr (html_supported, curchar ()))
{ /* Yes; start with an ampersand. The character itself
will be added later in read_command (makeinfo.c). */
int saved_escape_html = escape_html;
escape_html = 0;
valid_html_accent = 1;
add_char ('&');
escape_html = saved_escape_html;
}
else
{ /* @dotless{i} is not listed in html_supported but HTML entities
starting with `i' can be used, such as î. */
int save_input_text_offset = input_text_offset;
char *accent_contents;
get_until_in_braces ("\n", &accent_contents);
canon_white (accent_contents);
if (strstr (accent_contents, "@dotless{i"))
{
add_word_args ("&%c", accent_contents[9]);
valid_html_accent = 1;
}
else
{
/* Search for @dotless{} wasn't successful, so rewind. */
input_text_offset = save_input_text_offset;
valid_html_accent = 0;
if (html_solo_standalone)
{ /* No special HTML support, so produce standalone char. */
if (xml)
xml_insert_entity (html_solo);
else
add_word_args ("&%s;", html_solo);
}
else
/* If the html_solo does not exist as standalone character
(namely ˆ ` ˜), then we use
the single character version instead. */
add_char (single);
}
free (accent_contents);
}
}
else if (arg == END)
{ /* Only if we saw a valid_html_accent can we use the full
HTML accent (umlaut, grave ...). */
if (valid_html_accent)
{
add_word (html_solo);
add_char (';');
}
}
}
static void
cm_accent_generic_no_headers (int arg, int start, int end, int single,
char *html_solo)
{
if (arg == END)
{
if (no_encoding)
add_char (single);
else
{
int rc;
char *buffer = xmalloc (1 + strlen (html_solo) + 1);
buffer[0] = output_paragraph[end - 1];
buffer[1] = 0;
strcat (buffer, html_solo);
rc = cm_search_iso_map (buffer);
if (rc >= 0)
/* A little bit tricky ;-)
Here we replace the character which has
been inserted in read_command with
the value we have found in converting table
Does there exist a better way to do this? kama. */
output_paragraph[end - 1]
= encoding_table[document_encoding_code].isotab[rc].bytecode;
else
{ /* If we didn't find a translation for this character,
put the single instead. E.g., &Xuml; does not exist so X¨
should be produced. */
/* When the below warning is issued, an author has nothing
wrong in their document, let alone anything ``fixable''
on their side. So it is commented out for now. */
/* warning (_("%s is an invalid ISO code, using %c"),
buffer, single); */
add_char (single);
}
free (buffer);
}
}
}
/* Accent commands that take explicit arguments and don't have any
special HTML support. */
void
cm_accent (int arg)
{
int old_escape_html = escape_html;
escape_html = 0;
if (arg == START)
{
/* Must come first to avoid ambiguity with overdot. */
if (strcmp (command, "udotaccent") == 0) /* underdot */
add_char ('.');
}
else if (arg == END)
{
if (strcmp (command, "=") == 0) /* macron */
add_word ((html || xml) ? "¯" : "=");
else if (strcmp (command, "H") == 0) /* Hungarian umlaut */
add_word ("''");
else if (strcmp (command, "dotaccent") == 0) /* overdot */
add_meta_char ('.');
else if (strcmp (command, "ringaccent") == 0) /* ring */
add_char ('*');
else if (strcmp (command, "tieaccent") == 0) /* long tie */
add_char ('[');
else if (strcmp (command, "u") == 0) /* breve */
add_char ('(');
else if (strcmp (command, "ubaraccent") == 0) /* underbar */
add_char ('_');
else if (strcmp (command, "v") == 0) /* hacek/check */
add_word ((html || xml) ? "<" : "<");
}
escape_html = old_escape_html;
}
/* Common routine for the accent characters that have support in HTML.
If the character being accented is in the HTML_SUPPORTED set, then
produce &CHTML_SOLO;, for example, Ä for an A-umlaut. If not in
HTML_SUPPORTED, just produce &HTML_SOLO;X for the best we can do with
at an X-umlaut. If not producing HTML, just use SINGLE, a
character such as " which is the best plain text representation we
can manage. If HTML_SOLO_STANDALONE is nonzero the given HTML_SOLO
exists as valid standalone character in HTML, e.g., ¨. */
static void
cm_accent_generic (int arg, int start, int end, char *html_supported,
int single, int html_solo_standalone, char *html_solo)
{
/* Accentuating space characters makes no sense, so issue a warning. */
if (arg == START && isspace (input_text[input_text_offset]))
warning ("Accent command `@%s' must not be followed by whitespace",
command);
if (html || xml)
cm_accent_generic_html (arg, start, end, html_supported,
single, html_solo_standalone, html_solo);
else if (no_headers)
cm_accent_generic_no_headers (arg, start, end, single, html_solo);
else if (arg == END)
{
if (enable_encoding)
/* use 8-bit if available */
cm_accent_generic_no_headers (arg, start, end, single, html_solo);
else
/* use regular character */
add_char (single);
}
}
void
cm_accent_umlaut (int arg, int start, int end)
{
cm_accent_generic (arg, start, end, "aouAOUEeIiy", '"', 1, "uml");
}
void
cm_accent_acute (int arg, int start, int end)
{
cm_accent_generic (arg, start, end, "AEIOUYaeiouy", '\'', 1, "acute");
}
void
cm_accent_cedilla (int arg, int start, int end)
{
cm_accent_generic (arg, start, end, "Cc", ',', 1, "cedil");
}
void
cm_accent_hat (int arg, int start, int end)
{
cm_accent_generic (arg, start, end, "AEIOUaeiou", '^', 0, "circ");
}
void
cm_accent_grave (int arg, int start, int end)
{
cm_accent_generic (arg, start, end, "AEIOUaeiou", '`', 0, "grave");
}
void
cm_accent_tilde (int arg, int start, int end)
{
cm_accent_generic (arg, start, end, "ANOano", '~', 0, "tilde");
}
/* Non-English letters/characters that don't insert themselves. */
void
cm_special_char (int arg)
{
int old_escape_html = escape_html;
escape_html = 0;
if (arg == START)
{
if ((*command == 'L' || *command == 'l'
|| *command == 'O' || *command == 'o')
&& command[1] == 0)
{ /* Lslash lslash Oslash oslash.
Lslash and lslash aren't supported in HTML. */
if (command[0] == 'O')
add_encoded_char ("Oslash", "/O");
else if (command[0] == 'o')
add_encoded_char ("oslash", "/o");
else
add_word_args ("/%c", command[0]);
}
else if (strcmp (command, "exclamdown") == 0)
add_encoded_char ("iexcl", "!");
else if (strcmp (command, "questiondown") == 0)
add_encoded_char ("iquest", "?");
else if (strcmp (command, "euro") == 0)
/* http://www.cs.tut.fi/~jkorpela/html/euro.html suggests that
€ degrades best in old browsers. */
add_encoded_char ("euro", "Euro ");
else if (strcmp (command, "pounds") == 0)
add_encoded_char ("pound" , "#");
else if (strcmp (command, "ordf") == 0)
add_encoded_char ("ordf" , "a");
else if (strcmp (command, "ordm") == 0)
add_encoded_char ("ordm" , "o");
else if (strcmp (command, "AE") == 0)
add_encoded_char ("AElig", command);
else if (strcmp (command, "ae") == 0)
add_encoded_char ("aelig", command);
else if (strcmp (command, "OE") == 0)
add_encoded_char ("OElig", command);
else if (strcmp (command, "oe") == 0)
add_encoded_char ("oelig", command);
else if (strcmp (command, "AA") == 0)
add_encoded_char ("Aring", command);
else if (strcmp (command, "aa") == 0)
add_encoded_char ("aring", command);
else if (strcmp (command, "ss") == 0)
add_encoded_char ("szlig", command);
else
line_error ("cm_special_char internal error: command=@%s", command);
}
escape_html = old_escape_html;
}
/* Dotless i or j. */
void
cm_dotless (int arg, int start, int end)
{
if (arg == END)
{
xml_no_para --;
if (output_paragraph[start] != 'i' && output_paragraph[start] != 'j')
/* This error message isn't perfect if the argument is multiple
characters, but it doesn't seem worth getting right. */
line_error (_("%c%s expects `i' or `j' as argument, not `%c'"),
COMMAND_PREFIX, command, output_paragraph[start]);
else if (end - start != 1)
line_error (_("%c%s expects a single character `i' or `j' as argument"),
COMMAND_PREFIX, command);
/* We've already inserted the `i' or `j', so nothing to do. */
}
else
xml_no_para ++;
}