279 lines
7.5 KiB
C
279 lines
7.5 KiB
C
/* Copyright (C) 1998-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published
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by the Free Software Foundation; version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, see <https://www.gnu.org/licenses/>. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <langinfo.h>
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#include <string.h>
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#include <stdint.h>
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#include <sys/uio.h>
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#include <assert.h>
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#include "localedef.h"
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#include "localeinfo.h"
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#include "locfile.h"
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/* The real definition of the struct for the LC_NAME locale. */
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struct locale_name_t
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{
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const char *name_fmt;
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const char *name_gen;
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const char *name_mr;
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const char *name_mrs;
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const char *name_miss;
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const char *name_ms;
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};
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static void
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name_startup (struct linereader *lr, struct localedef_t *locale,
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int ignore_content)
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{
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if (!ignore_content)
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locale->categories[LC_NAME].name =
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(struct locale_name_t *) xcalloc (1, sizeof (struct locale_name_t));
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if (lr != NULL)
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{
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lr->translate_strings = 1;
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lr->return_widestr = 0;
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}
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}
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void
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name_finish (struct localedef_t *locale, const struct charmap_t *charmap)
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{
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struct locale_name_t *name = locale->categories[LC_NAME].name;
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int nothing = 0;
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/* Now resolve copying and also handle completely missing definitions. */
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if (name == NULL)
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{
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/* First see whether we were supposed to copy. If yes, find the
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actual definition. */
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if (locale->copy_name[LC_NAME] != NULL)
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{
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/* Find the copying locale. This has to happen transitively since
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the locale we are copying from might also copying another one. */
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struct localedef_t *from = locale;
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do
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from = find_locale (LC_NAME, from->copy_name[LC_NAME],
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from->repertoire_name, charmap);
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while (from->categories[LC_NAME].name == NULL
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&& from->copy_name[LC_NAME] != NULL);
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name = locale->categories[LC_NAME].name
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= from->categories[LC_NAME].name;
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}
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/* If there is still no definition issue an warning and create an
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empty one. */
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if (name == NULL)
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{
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record_warning (_("\
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No definition for %s category found"), "LC_NAME");
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name_startup (NULL, locale, 0);
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name = locale->categories[LC_NAME].name;
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nothing = 1;
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}
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}
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if (name->name_fmt == NULL)
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{
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if (! nothing)
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record_error (0, 0, _("%s: field `%s' not defined"),
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"LC_NAME", "name_fmt");
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/* Use as the default value the value of the i18n locale. */
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name->name_fmt = "%p%t%g%t%m%t%f";
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}
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else
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{
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/* We must check whether the format string contains only the
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allowed escape sequences. */
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const char *cp = name->name_fmt;
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if (*cp == '\0')
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record_error (0, 0, _("%s: field `%s' must not be empty"),
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"LC_NAME", "name_fmt");
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else
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while (*cp != '\0')
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{
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if (*cp == '%')
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{
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if (*++cp == 'R')
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/* Romanize-flag. */
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++cp;
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if (strchr ("dfFgGlomMpsSt", *cp) == NULL)
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{
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record_error (0, 0, _("\
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%s: invalid escape sequence in field `%s'"), "LC_NAME", "name_fmt");
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break;
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}
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}
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++cp;
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}
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}
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#define TEST_ELEM(cat) \
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if (name->cat == NULL) \
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{ \
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if (verbose && ! nothing) \
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record_warning (_("%s: field `%s' not defined"), "LC_NAME", #cat); \
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name->cat = ""; \
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}
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TEST_ELEM (name_gen);
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TEST_ELEM (name_mr);
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TEST_ELEM (name_mrs);
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TEST_ELEM (name_miss);
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TEST_ELEM (name_ms);
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}
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void
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name_output (struct localedef_t *locale, const struct charmap_t *charmap,
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const char *output_path)
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{
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struct locale_name_t *name = locale->categories[LC_NAME].name;
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struct locale_file file;
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init_locale_data (&file, _NL_ITEM_INDEX (_NL_NUM_LC_NAME));
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add_locale_string (&file, name->name_fmt);
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add_locale_string (&file, name->name_gen);
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add_locale_string (&file, name->name_mr);
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add_locale_string (&file, name->name_mrs);
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add_locale_string (&file, name->name_miss);
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add_locale_string (&file, name->name_ms);
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add_locale_string (&file, charmap->code_set_name);
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write_locale_data (output_path, LC_NAME, "LC_NAME", &file);
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}
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/* The parser for the LC_NAME section of the locale definition. */
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void
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name_read (struct linereader *ldfile, struct localedef_t *result,
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const struct charmap_t *charmap, const char *repertoire_name,
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int ignore_content)
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{
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struct locale_name_t *name;
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struct token *now;
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struct token *arg;
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enum token_t nowtok;
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/* The rest of the line containing `LC_NAME' must be empty. */
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lr_ignore_rest (ldfile, 1);
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do
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{
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now = lr_token (ldfile, charmap, result, NULL, verbose);
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nowtok = now->tok;
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}
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while (nowtok == tok_eol);
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/* If we see `copy' now we are almost done. */
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if (nowtok == tok_copy)
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{
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handle_copy (ldfile, charmap, repertoire_name, result, tok_lc_name,
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LC_NAME, "LC_NAME", ignore_content);
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return;
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}
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/* Prepare the data structures. */
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name_startup (ldfile, result, ignore_content);
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name = result->categories[LC_NAME].name;
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while (1)
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{
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/* Of course we don't proceed beyond the end of file. */
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if (nowtok == tok_eof)
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break;
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/* Ignore empty lines. */
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if (nowtok == tok_eol)
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{
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now = lr_token (ldfile, charmap, result, NULL, verbose);
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nowtok = now->tok;
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continue;
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}
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switch (nowtok)
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{
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#define STR_ELEM(cat) \
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case tok_##cat: \
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/* Ignore the rest of the line if we don't need the input of \
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this line. */ \
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if (ignore_content) \
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{ \
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lr_ignore_rest (ldfile, 0); \
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break; \
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} \
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\
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arg = lr_token (ldfile, charmap, result, NULL, verbose); \
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if (arg->tok != tok_string) \
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goto err_label; \
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if (name->cat != NULL) \
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lr_error (ldfile, _("%s: field `%s' declared more than once"), \
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"LC_NAME", #cat); \
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else if (!ignore_content && arg->val.str.startmb == NULL) \
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{ \
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lr_error (ldfile, _("%s: unknown character in field `%s'"), \
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"LC_NAME", #cat); \
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name->cat = ""; \
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} \
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else if (!ignore_content) \
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name->cat = arg->val.str.startmb; \
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break
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STR_ELEM (name_fmt);
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STR_ELEM (name_gen);
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STR_ELEM (name_mr);
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STR_ELEM (name_mrs);
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STR_ELEM (name_miss);
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STR_ELEM (name_ms);
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case tok_end:
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/* Next we assume `LC_NAME'. */
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arg = lr_token (ldfile, charmap, result, NULL, verbose);
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if (arg->tok == tok_eof)
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break;
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if (arg->tok == tok_eol)
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lr_error (ldfile, _("%s: incomplete `END' line"), "LC_NAME");
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else if (arg->tok != tok_lc_name)
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lr_error (ldfile, _("\
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%1$s: definition does not end with `END %1$s'"), "LC_NAME");
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lr_ignore_rest (ldfile, arg->tok == tok_lc_name);
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return;
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default:
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err_label:
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SYNTAX_ERROR (_("%s: syntax error"), "LC_NAME");
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}
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/* Prepare for the next round. */
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now = lr_token (ldfile, charmap, result, NULL, verbose);
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nowtok = now->tok;
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}
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/* When we come here we reached the end of the file. */
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lr_error (ldfile, _("%s: premature end of file"), "LC_NAME");
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}
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