151 lines
3.5 KiB
C
151 lines
3.5 KiB
C
/* Message translation utilities.
|
|
Copyright (C) 2001-2021 Free Software Foundation, Inc.
|
|
|
|
This file is part of GCC.
|
|
|
|
GCC 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 3, or (at your option) any later
|
|
version.
|
|
|
|
GCC 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 GCC; see the file COPYING3. If not see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include "config.h"
|
|
#include "system.h"
|
|
#include "coretypes.h"
|
|
#include "intl.h"
|
|
|
|
#ifdef HAVE_LANGINFO_CODESET
|
|
#include <langinfo.h>
|
|
#endif
|
|
|
|
/* Opening quotation mark for diagnostics. */
|
|
const char *open_quote = "'";
|
|
|
|
/* Closing quotation mark for diagnostics. */
|
|
const char *close_quote = "'";
|
|
|
|
/* The name of the locale encoding. */
|
|
const char *locale_encoding = NULL;
|
|
|
|
/* Whether the locale is using UTF-8. */
|
|
bool locale_utf8 = false;
|
|
|
|
#ifdef ENABLE_NLS
|
|
|
|
/* Initialize the translation library for GCC. This performs the
|
|
appropriate sequence of calls - setlocale, bindtextdomain,
|
|
textdomain. LC_CTYPE determines the character set used by the
|
|
terminal, so it has be set to output messages correctly. */
|
|
|
|
void
|
|
gcc_init_libintl (void)
|
|
{
|
|
#ifdef HAVE_LC_MESSAGES
|
|
setlocale (LC_CTYPE, "");
|
|
setlocale (LC_MESSAGES, "");
|
|
#else
|
|
setlocale (LC_ALL, "");
|
|
#endif
|
|
|
|
(void) bindtextdomain ("gcc", LOCALEDIR);
|
|
(void) textdomain ("gcc");
|
|
|
|
/* Opening quotation mark. */
|
|
open_quote = _("`");
|
|
|
|
/* Closing quotation mark. */
|
|
close_quote = _("'");
|
|
|
|
#if defined HAVE_LANGINFO_CODESET
|
|
locale_encoding = nl_langinfo (CODESET);
|
|
if (locale_encoding != NULL
|
|
&& (!strcasecmp (locale_encoding, "utf-8")
|
|
|| !strcasecmp (locale_encoding, "utf8")))
|
|
locale_utf8 = true;
|
|
#endif
|
|
|
|
if (!strcmp (open_quote, "`") && !strcmp (close_quote, "'"))
|
|
{
|
|
/* Untranslated quotes that it may be possible to replace with
|
|
U+2018 and U+2019; but otherwise use "'" instead of "`" as
|
|
opening quote. */
|
|
open_quote = "'";
|
|
#if defined HAVE_LANGINFO_CODESET
|
|
if (locale_utf8)
|
|
{
|
|
open_quote = "\xe2\x80\x98";
|
|
close_quote = "\xe2\x80\x99";
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#if defined HAVE_WCHAR_H && defined HAVE_WORKING_MBSTOWCS && defined HAVE_WCSWIDTH
|
|
#include <wchar.h>
|
|
|
|
/* Returns the width in columns of MSGSTR, which came from gettext.
|
|
This is for indenting subsequent output. */
|
|
|
|
size_t
|
|
gcc_gettext_width (const char *msgstr)
|
|
{
|
|
size_t nwcs = mbstowcs (0, msgstr, 0);
|
|
wchar_t *wmsgstr = XALLOCAVEC (wchar_t, nwcs + 1);
|
|
|
|
mbstowcs (wmsgstr, msgstr, nwcs + 1);
|
|
return wcswidth (wmsgstr, nwcs);
|
|
}
|
|
|
|
#else /* no wcswidth */
|
|
|
|
/* We don't have any way of knowing how wide the string is. Guess
|
|
the length of the string. */
|
|
|
|
size_t
|
|
gcc_gettext_width (const char *msgstr)
|
|
{
|
|
return strlen (msgstr);
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif /* ENABLE_NLS */
|
|
|
|
#ifndef ENABLE_NLS
|
|
|
|
const char *
|
|
fake_ngettext (const char *singular, const char *plural, unsigned long n)
|
|
{
|
|
if (n == 1UL)
|
|
return singular;
|
|
|
|
return plural;
|
|
}
|
|
|
|
#endif
|
|
|
|
/* Return the indent for successive lines, using the width of
|
|
the STR. STR must have been translated already. The string
|
|
must be freed by the caller. */
|
|
|
|
char *
|
|
get_spaces (const char *str)
|
|
{
|
|
size_t len = gcc_gettext_width (str);
|
|
char *spaces = XNEWVEC (char, len + 1);
|
|
memset (spaces, ' ', len);
|
|
spaces[len] = '\0';
|
|
return spaces;
|
|
}
|
|
|
|
|
|
|