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/* Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <alloca.h>
#include <langinfo.h>
#include <string.h>
#include <sys/uio.h>
#ifdef HAVE_REGEX
# include <regex.h>
#else
# include <rx.h>
#endif
/* Undefine following line in production version. */
/* #define NDEBUG 1 */
#include <assert.h>
#include "locales.h"
#include "stringtrans.h"
#include "localeinfo.h"
extern void *xmalloc (size_t __n);
/* The real definition of the struct for the LC_MESSAGES locale. */
struct locale_messages_t
{
const char *yesexpr;
const char *noexpr;
const char *yesstr;
const char *nostr;
};
void
messages_startup (struct linereader *lr, struct localedef_t *locale,
struct charset_t *charset)
{
struct locale_messages_t *messages;
/* We have a definition for LC_MESSAGES. */
copy_posix.mask &= ~(1 << LC_MESSAGES);
/* It is important that we always use UCS1 encoding for strings now. */
encoding_method = ENC_UCS1;
locale->categories[LC_MESSAGES].messages = messages =
(struct locale_messages_t *) xmalloc (sizeof (struct locale_messages_t));
memset (messages, '\0', sizeof (struct locale_messages_t));
}
void
messages_finish (struct localedef_t *locale)
{
struct locale_messages_t *messages
= locale->categories[LC_MESSAGES].messages;
/* The fields YESSTR and NOSTR are optional. */
if (messages->yesexpr == NULL)
{
if (!be_quiet)
error (0, 0, _("field `%s' in category `%s' undefined"),
"yesexpr", "LC_MESSAGES");
}
else
{
int result;
regex_t re;
/* Test whether it is a correct regular expression. */
result = regcomp (&re, messages->yesexpr, REG_EXTENDED);
if (result != 0 && !be_quiet)
{
char errbuf[BUFSIZ];
(void) regerror (result, &re, errbuf, BUFSIZ);
error (0, 0, _("\
no correct regular expression for field `%s' in category `%s': %s"),
"yesexpr", "LC_MESSAGES", errbuf);
}
}
if (messages->noexpr == NULL)
{
if (!be_quiet)
error (0, 0, _("field `%s' in category `%s' undefined"),
"noexpr", "LC_MESSAGES");
}
else
{
int result;
regex_t re;
/* Test whether it is a correct regular expression. */
result = regcomp (&re, messages->noexpr, REG_EXTENDED);
if (result != 0 && !be_quiet)
{
char errbuf[BUFSIZ];
(void) regerror (result, &re, errbuf, BUFSIZ);
error (0, 0, _("\
no correct regular expression for field `%s' in category `%s': %s"),
"noexpr", "LC_MESSAGES", errbuf);
}
}
}
void
messages_output (struct localedef_t *locale, const char *output_path)
{
struct locale_messages_t *messages
= locale->categories[LC_MESSAGES].messages;
struct iovec iov[2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)];
struct locale_file data;
u_int32_t idx[_NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES)];
size_t cnt = 0;
if ((locale->binary & (1 << LC_MESSAGES)) != 0)
{
iov[0].iov_base = messages;
iov[0].iov_len = locale->len[LC_MESSAGES];
write_locale_data (output_path, "LC_MESSAGES", 1, iov);
return;
}
data.magic = LIMAGIC (LC_MESSAGES);
data.n = _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES);
iov[cnt].iov_base = (void *) &data;
iov[cnt].iov_len = sizeof (data);
++cnt;
iov[cnt].iov_base = (void *) idx;
iov[cnt].iov_len = sizeof (idx);
++cnt;
idx[cnt - 2] = iov[0].iov_len + iov[1].iov_len;
iov[cnt].iov_base = (void *) (messages->yesexpr ?: "");
iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
++cnt;
idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
iov[cnt].iov_base = (void *) (messages->noexpr ?: "");
iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
++cnt;
idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
iov[cnt].iov_base = (void *) (messages->yesstr ?: "");
iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
++cnt;
idx[cnt - 2] = idx[cnt - 3] + iov[cnt - 1].iov_len;
iov[cnt].iov_base = (void *) (messages->nostr ?: "");
iov[cnt].iov_len = strlen (iov[cnt].iov_base) + 1;
assert (cnt + 1 == 2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES));
write_locale_data (output_path, "LC_MESSAGES",
2 + _NL_ITEM_INDEX (_NL_NUM_LC_MESSAGES), iov);
}
void
messages_add (struct linereader *lr, struct localedef_t *locale,
enum token_t tok, struct token *code,
struct charset_t *charset)
{
struct locale_messages_t *messages
= locale->categories[LC_MESSAGES].messages;
switch (tok)
{
case tok_yesexpr:
if (code->val.str.start == NULL)
{
lr_error (lr, _("unknown character in field `%s' of category `%s'"),
"yesexpr", "LC_MESSAGES");
messages->yesexpr = "";
}
else
messages->yesexpr = code->val.str.start;
break;
case tok_noexpr:
if (code->val.str.start == NULL)
{
lr_error (lr, _("unknown character in field `%s' of category `%s'"),
"noexpr", "LC_MESSAGES");
messages->noexpr = "";
}
else
messages->noexpr = code->val.str.start;
break;
case tok_yesstr:
if (code->val.str.start == NULL)
{
lr_error (lr, _("unknown character in field `%s' of category `%s'"),
"yesstr", "LC_MESSAGES");
messages->yesstr = "";
}
else
messages->yesstr = code->val.str.start;
break;
case tok_nostr:
if (code->val.str.start == NULL)
{
lr_error (lr, _("unknown character in field `%s' of category `%s'"),
"nostr", "LC_MESSAGES");
messages->nostr = "";
}
else
messages->nostr = code->val.str.start;
break;
default:
assert (! "unknown token in category `LC_MESSAGES': should not happen");
}
}
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