NetBSD/gnu/dist/texinfo/makeinfo/lang.c

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/* lang.c -- language depend behaviour (startpoint)
$Id: lang.c,v 1.1.1.1 2001/07/25 16:20:59 assar Exp $
Copyright (C) 1999 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.
Written by Karl Heinz Marbaise <kama@hippo.fido.de>. */
#include "system.h"
#include "cmds.h"
#include "lang.h"
#include "makeinfo.h"
/* Current document encoding. */
char *document_encoding = NULL;
/* Current language code; default is English. */
language_code_type language_code = en;
language_struct 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. */
void
cm_documentlanguage ()
{
language_code_type c;
char *lang_arg;
/* Read the line with the language code on it. */
get_rest_of_line (1, &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);
free (lang_arg);
}
/* @documentencoding. Set global. */
void
cm_documentencoding ()
{
get_rest_of_line (1, &document_encoding);
}
/* Accent commands that take explicit arguments and don't have any
special HTML support. */
void
cm_accent (arg)
int arg;
{
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 ? "&macr;" : "=");
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 ? "&lt;" : "<");
}
}
/* 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, &Auml; 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. Finally, 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 zero the given HTML_SOLO
does not exist as valid standalone character in HTML. */
static void
cm_accent_generic (arg, start, end, html_supported, single,
html_solo_standalone, html_solo)
int arg, start, end;
char *html_supported;
int single;
int html_solo_standalone;
char *html_solo;
{
if (html)
{
static int valid_html_accent;
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). */
add_char ('&');
valid_html_accent = 1;
}
else
{ /* No special HTML support, so produce standalone char. */
valid_html_accent = 0;
if (html_solo_standalone)
{
add_char ('&');
add_word (html_solo);
add_char (';');
}
else
/* If the html_solo does not exist as standalone character
(namely &circ; &grave; &tilde;), then we use
the single character version instead. */
add_char (single);
}
}
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 (';');
}
}
}
else if (arg == END)
{ /* Not producing HTML, so just use the normal character. */
add_char (single);
}
}
void
cm_accent_umlaut (arg, start, end)
int arg, start, end;
{
cm_accent_generic (arg, start, end, "aouAOUEeIiy", '"', 1, "uml");
}
void
cm_accent_acute (arg, start, end)
int arg, start, end;
{
cm_accent_generic (arg, start, end, "AEIOUYaeiouy", '\'', 1, "acute");
}
void
cm_accent_cedilla (arg, start, end)
int arg, start, end;
{
cm_accent_generic (arg, start, end, "Cc", ',', 1, "cedil");
}
void
cm_accent_hat (arg, start, end)
int arg, start, end;
{
cm_accent_generic (arg, start, end, "AEIOUaeiou", '^', 0, "circ");
}
void
cm_accent_grave (arg, start, end)
int arg, start, end;
{
cm_accent_generic (arg, start, end, "AEIOUaeiou", '`', 0, "grave");
}
void
cm_accent_tilde (arg, start, end)
int arg, start, end;
{
cm_accent_generic (arg, start, end, "AOano", '~', 0, "tilde");
}
/* Non-English letters/characters that don't insert themselves. */
void
cm_special_char (arg)
{
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 (html && (command[0] == 'O' || command[0] == 'o'))
add_word_args ("&%cslash;", command[0]);
else
add_word_args ("/%c", command[0]);
}
else if (strcmp (command, "exclamdown") == 0)
add_word (html ? "&iexcl;" : "!");
else if (strcmp (command, "pounds") == 0)
add_word (html ? "&pound;" : "#");
else if (strcmp (command, "questiondown") == 0)
add_word (html ? "&iquest;" : "?");
else if (strcmp (command, "AE") == 0)
add_word (html ? "&AElig;" : command);
else if (strcmp (command, "ae") == 0)
add_word (html ? "&aelig;" : command);
else if (strcmp (command, "OE") == 0)
add_word (html ? "&#140;" : command);
else if (strcmp (command, "oe") == 0)
add_word (html ? "&#156;" : command);
else if (strcmp (command, "AA") == 0)
add_word (html ? "&Aring;" : command);
else if (strcmp (command, "aa") == 0)
add_word (html ? "&aring;" : command);
else if (strcmp (command, "ss") == 0)
add_word (html ? "&szlig;" : command);
else
line_error ("cm_special_char internal error: command=@%s", command);
}
}
/* Dotless i or j. */
void
cm_dotless (arg, start, end)
int arg, start, end;
{
if (arg == END)
{
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. */
}
}