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900f59f084
Currently localedef accepts any value for the category keyword. This has allowed bad values to propagate to the vast majority of locales (~90%). Add some logic to only accept a few standards.
417 lines
12 KiB
C
417 lines
12 KiB
C
/* Copyright (C) 1998-2016 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
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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 <http://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 <error.h>
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#include <langinfo.h>
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#include <stdlib.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_IDENTIFICATION locale. */
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struct locale_identification_t
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{
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const char *title;
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const char *source;
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const char *address;
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const char *contact;
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const char *email;
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const char *tel;
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const char *fax;
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const char *language;
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const char *territory;
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const char *audience;
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const char *application;
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const char *abbreviation;
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const char *revision;
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const char *date;
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const char *category[__LC_LAST];
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};
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static const char *category_name[__LC_LAST] =
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{
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[LC_CTYPE] = "LC_CTYPE",
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[LC_NUMERIC] = "LC_NUMERIC",
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[LC_TIME] = "LC_TIME",
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[LC_COLLATE] = "LC_COLLATE",
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[LC_MONETARY] = "LC_MONETARY",
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[LC_MESSAGES] = "LC_MESSAGES",
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[LC_ALL] = "LC_ALL",
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[LC_PAPER] = "LC_PAPER",
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[LC_NAME] = "LC_NAME",
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[LC_ADDRESS] = "LC_ADDRESS",
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[LC_TELEPHONE] = "LC_TELEPHONE",
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[LC_MEASUREMENT] = "LC_MEASUREMENT",
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[LC_IDENTIFICATION] = "LC_IDENTIFICATION"
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};
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static void
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identification_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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{
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locale->categories[LC_IDENTIFICATION].identification =
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(struct locale_identification_t *)
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xcalloc (1, sizeof (struct locale_identification_t));
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locale->categories[LC_IDENTIFICATION].identification->category[LC_ALL] =
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"";
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}
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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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identification_finish (struct localedef_t *locale,
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const struct charmap_t *charmap)
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{
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struct locale_identification_t *identification
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= locale->categories[LC_IDENTIFICATION].identification;
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int nothing = 0;
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size_t num;
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/* Now resolve copying and also handle completely missing definitions. */
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if (identification == 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_IDENTIFICATION] != 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_IDENTIFICATION,
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from->copy_name[LC_IDENTIFICATION],
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from->repertoire_name, charmap);
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while (from->categories[LC_IDENTIFICATION].identification == NULL
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&& from->copy_name[LC_IDENTIFICATION] != NULL);
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identification = locale->categories[LC_IDENTIFICATION].identification
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= from->categories[LC_IDENTIFICATION].identification;
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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 (identification == NULL)
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{
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if (! be_quiet)
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WITH_CUR_LOCALE (error (0, 0, _("\
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No definition for %s category found"), "LC_IDENTIFICATION"));
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identification_startup (NULL, locale, 0);
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identification
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= locale->categories[LC_IDENTIFICATION].identification;
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nothing = 1;
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}
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}
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#define TEST_ELEM(cat) \
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if (identification->cat == NULL) \
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{ \
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if (verbose && ! nothing) \
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WITH_CUR_LOCALE (error (0, 0, _("%s: field `%s' not defined"), \
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"LC_IDENTIFICATION", #cat)); \
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identification->cat = ""; \
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}
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TEST_ELEM (title);
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TEST_ELEM (source);
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TEST_ELEM (address);
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TEST_ELEM (contact);
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TEST_ELEM (email);
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TEST_ELEM (tel);
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TEST_ELEM (fax);
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TEST_ELEM (language);
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TEST_ELEM (territory);
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TEST_ELEM (audience);
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TEST_ELEM (application);
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TEST_ELEM (abbreviation);
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TEST_ELEM (revision);
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TEST_ELEM (date);
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for (num = 0; num < __LC_LAST; ++num)
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{
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/* We don't accept/parse this category, so skip it early. */
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if (num == LC_ALL)
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continue;
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if (identification->category[num] == NULL)
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{
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if (verbose && ! nothing)
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WITH_CUR_LOCALE (error (0, 0, _("\
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%s: no identification for category `%s'"),
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"LC_IDENTIFICATION", category_name[num]));
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identification->category[num] = "";
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}
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else
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{
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/* Only list the standards we care about. This is based on the
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ISO 30112 WD10 [2014] standard which supersedes all previous
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revisions of the ISO 14652 standard. */
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static const char * const standards[] =
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{
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"posix:1993",
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"i18n:2004",
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"i18n:2012",
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};
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size_t i;
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bool matched = false;
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for (i = 0; i < sizeof (standards) / sizeof (standards[0]); ++i)
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if (strcmp (identification->category[num], standards[i]) == 0)
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matched = true;
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if (matched != true)
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WITH_CUR_LOCALE (error (0, 0, _("\
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%s: unknown standard `%s' for category `%s'"),
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"LC_IDENTIFICATION",
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identification->category[num],
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category_name[num]));
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}
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}
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}
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void
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identification_output (struct localedef_t *locale,
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const struct charmap_t *charmap,
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const char *output_path)
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{
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struct locale_identification_t *identification
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= locale->categories[LC_IDENTIFICATION].identification;
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struct locale_file file;
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size_t num;
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init_locale_data (&file, _NL_ITEM_INDEX (_NL_NUM_LC_IDENTIFICATION));
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add_locale_string (&file, identification->title);
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add_locale_string (&file, identification->source);
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add_locale_string (&file, identification->address);
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add_locale_string (&file, identification->contact);
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add_locale_string (&file, identification->email);
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add_locale_string (&file, identification->tel);
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add_locale_string (&file, identification->fax);
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add_locale_string (&file, identification->language);
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add_locale_string (&file, identification->territory);
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add_locale_string (&file, identification->audience);
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add_locale_string (&file, identification->application);
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add_locale_string (&file, identification->abbreviation);
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add_locale_string (&file, identification->revision);
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add_locale_string (&file, identification->date);
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start_locale_structure (&file);
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for (num = 0; num < __LC_LAST; ++num)
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if (num != LC_ALL)
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add_locale_string (&file, identification->category[num]);
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end_locale_structure (&file);
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add_locale_string (&file, charmap->code_set_name);
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write_locale_data (output_path, LC_IDENTIFICATION, "LC_IDENTIFICATION",
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&file);
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}
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/* The parser for the LC_IDENTIFICATION section of the locale definition. */
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void
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identification_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_identification_t *identification;
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struct token *now;
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struct token *arg;
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struct token *cattok;
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int category;
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enum token_t nowtok;
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/* The rest of the line containing `LC_IDENTIFICATION' must be free. */
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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,
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tok_lc_identification, LC_IDENTIFICATION,
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"LC_IDENTIFICATION", ignore_content);
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return;
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}
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/* Prepare the data structures. */
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identification_startup (ldfile, result, ignore_content);
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identification = result->categories[LC_IDENTIFICATION].identification;
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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 (identification->cat != NULL) \
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lr_error (ldfile, _("\
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%s: field `%s' declared more than once"), "LC_IDENTIFICATION", #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, _("\
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%s: unknown character in field `%s'"), "LC_IDENTIFICATION", #cat); \
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identification->cat = ""; \
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} \
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else if (!ignore_content) \
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identification->cat = arg->val.str.startmb; \
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break
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STR_ELEM (title);
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STR_ELEM (source);
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STR_ELEM (address);
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STR_ELEM (contact);
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STR_ELEM (email);
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STR_ELEM (tel);
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STR_ELEM (fax);
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STR_ELEM (language);
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STR_ELEM (territory);
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STR_ELEM (audience);
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STR_ELEM (application);
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STR_ELEM (abbreviation);
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STR_ELEM (revision);
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STR_ELEM (date);
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case tok_category:
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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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/* We expect two operands. */
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arg = lr_token (ldfile, charmap, result, NULL, verbose);
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if (arg->tok != tok_string && arg->tok != tok_ident)
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goto err_label;
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/* Next is a semicolon. */
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cattok = lr_token (ldfile, charmap, result, NULL, verbose);
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if (cattok->tok != tok_semicolon)
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goto err_label;
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/* Now a LC_xxx identifier. */
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cattok = lr_token (ldfile, charmap, result, NULL, verbose);
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switch (cattok->tok)
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{
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#define CATEGORY(lname, uname) \
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case tok_lc_##lname: \
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category = LC_##uname; \
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break
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CATEGORY (identification, IDENTIFICATION);
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CATEGORY (ctype, CTYPE);
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CATEGORY (collate, COLLATE);
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CATEGORY (time, TIME);
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CATEGORY (numeric, NUMERIC);
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CATEGORY (monetary, MONETARY);
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CATEGORY (messages, MESSAGES);
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CATEGORY (paper, PAPER);
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CATEGORY (name, NAME);
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CATEGORY (address, ADDRESS);
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CATEGORY (telephone, TELEPHONE);
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CATEGORY (measurement, MEASUREMENT);
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default:
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goto err_label;
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}
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if (identification->category[category] != NULL)
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{
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lr_error (ldfile, _("\
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%s: duplicate category version definition"), "LC_IDENTIFICATION");
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free (arg->val.str.startmb);
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}
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else
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identification->category[category] = arg->val.str.startmb;
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break;
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case tok_end:
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/* Next we assume `LC_IDENTIFICATION'. */
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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"),
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"LC_IDENTIFICATION");
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else if (arg->tok != tok_lc_identification)
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lr_error (ldfile, _("\
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%1$s: definition does not end with `END %1$s'"), "LC_IDENTIFICATION");
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lr_ignore_rest (ldfile, arg->tok == tok_lc_identification);
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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_IDENTIFICATION");
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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_IDENTIFICATION");
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}
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