238 lines
6.1 KiB
C
238 lines
6.1 KiB
C
/* Copyright (C) 1995, 1996 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@gnu.ai.mit.edu>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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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 <alloca.h>
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#include <langinfo.h>
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#include <string.h>
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#include <sys/uio.h>
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#ifdef HAVE_REGEX
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# include <regex.h>
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#else
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# include <rx.h>
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#endif
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/* Undefine following line in production version. */
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/* #define NDEBUG 1 */
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#include <assert.h>
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#include "locales.h"
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#include "stringtrans.h"
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#include "localeinfo.h"
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void *xmalloc (size_t __n);
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/* The real definition of the struct for the LC_MESSAGES locale. */
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struct locale_messages_t
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{
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const char *yesexpr;
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const char *noexpr;
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const char *yesstr;
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const char *nostr;
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};
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void
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messages_startup (struct linereader *lr, struct localedef_t *locale,
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struct charset_t *charset)
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{
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struct locale_messages_t *messages;
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/* It is important that we always use UCS1 encoding for strings now. */
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encoding_method = ENC_UCS1;
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locale->categories[LC_MESSAGES].messages = messages =
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(struct locale_messages_t *) xmalloc (sizeof (struct locale_messages_t));
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memset (messages, '\0', sizeof (struct locale_messages_t));
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}
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void
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messages_finish (struct localedef_t *locale)
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{
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struct locale_messages_t *messages
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= locale->categories[LC_MESSAGES].messages;
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/* The fields YESSTR and NOSTR are optional. */
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if (messages->yesexpr == NULL)
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error (0, 0, _("field `%s' in category `%s' undefined"),
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"yesexpr", "LC_MESSAGES");
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else
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{
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int result;
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regex_t re;
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/* Test whether it are correct regular expressions. */
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result = regcomp (&re, messages->yesexpr, REG_EXTENDED);
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if (result != 0)
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{
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char errbuf[BUFSIZ];
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(void) regerror (result, &re, errbuf, BUFSIZ);
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error (0, 0, _("\
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no correct regular expression for field `%s' in category `%s': %s"),
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"yesexpr", "LC_MESSAGES", errbuf);
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}
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}
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if (messages->noexpr == NULL)
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error (0, 0, _("field `%s' in category `%s' undefined"),
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"noexpr", "LC_MESSAGES");
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else
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{
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int result;
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regex_t re;
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/* Test whether it are correct regular expressions. */
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result = regcomp (&re, messages->noexpr, REG_EXTENDED);
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if (result != 0)
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{
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char errbuf[BUFSIZ];
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(void) regerror (result, &re, errbuf, BUFSIZ);
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error (0, 0, _("\
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no correct regular expression for field `%s' in category `%s': %s"),
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"noexpr", "LC_MESSAGES", errbuf);
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}
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}
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}
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void
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messages_output (struct localedef_t *locale, const char *output_path)
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{
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struct locale_messages_t *messages
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= locale->categories[LC_MESSAGES].messages;
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struct iovec iov[2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)];
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struct locale_file data;
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u32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)];
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size_t cnt = 0;
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if ((locale->binary & (1 << LC_MESSAGES)) != 0)
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{
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iov[0].iov_base = messages;
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iov[0].iov_len = locale->len[LC_MESSAGES];
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write_locale_data (output_path, "LC_MESSAGES", 1, iov);
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return;
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}
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data.magic = LIMAGIC (LC_MESSAGES);
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data.n = _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES);
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iov[cnt].iov_base = (void *) &data;
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iov[cnt].iov_len = sizeof (data);
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++cnt;
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iov[cnt].iov_base = (void *) idx;
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iov[cnt].iov_len = sizeof (idx);
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++cnt;
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idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
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iov[cnt].iov_base = (void *) (messages->yesexpr ?: "");
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iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
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++cnt;
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idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
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iov[cnt].iov_base = (void *) (messages->noexpr ?: "");
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iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
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++cnt;
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idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
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iov[cnt].iov_base = (void *) (messages->yesstr ?: "");
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iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
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++cnt;
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idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
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iov[cnt].iov_base = (void *) (messages->nostr ?: "");
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iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
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assert (cnt + 1 == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES));
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write_locale_data (output_path, "LC_MESSAGES",
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2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES), iov);
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}
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void
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messages_add (struct linereader *lr, struct localedef_t *locale,
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enum token_t tok, struct token *code,
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struct charset_t *charset)
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{
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struct locale_messages_t *messages
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= locale->categories[LC_MESSAGES].messages;
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switch (tok)
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{
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case tok_yesexpr:
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if (code->val.str.start == NULL)
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{
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lr_error (lr, _("unknown character in field `%s' of category `%s'"),
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"yesexpr", "LC_MESSAGES");
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messages->yesexpr = "";
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}
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else
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messages->yesexpr = code->val.str.start;
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break;
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case tok_noexpr:
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if (code->val.str.start == NULL)
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{
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lr_error (lr, _("unknown character in field `%s' of category `%s'"),
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"noexpr", "LC_MESSAGES");
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messages->noexpr = "";
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}
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else
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messages->noexpr = code->val.str.start;
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break;
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case tok_yesstr:
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if (code->val.str.start == NULL)
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{
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lr_error (lr, _("unknown character in field `%s' of category `%s'"),
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"yesstr", "LC_MESSAGES");
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messages->yesstr = "";
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}
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else
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messages->yesstr = code->val.str.start;
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break;
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case tok_nostr:
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if (code->val.str.start == NULL)
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{
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lr_error (lr, _("unknown character in field `%s' of category `%s'"),
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"nostr", "LC_MESSAGES");
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messages->nostr = "";
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}
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else
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messages->nostr = code->val.str.start;
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break;
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default:
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assert (! "unknown token in category `LC_MESSAGES': should not happen");
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}
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}
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