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comparison gcc/intl.c @ 0:a06113de4d67

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first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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children 77e2b8dfacca
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-1:000000000000 0:a06113de4d67
1 /* Message translation utilities.
2 Copyright (C) 2001, 2003, 2004, 2005, 2007, 2008
3 Free Software Foundation, Inc.
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
10 version.
11
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
20
21 #include "config.h"
22 #include "system.h"
23 #include "coretypes.h"
24 #include "tm.h"
25 #include "intl.h"
26
27 #ifdef HAVE_LANGINFO_CODESET
28 #include <langinfo.h>
29 #endif
30
31 /* Opening quotation mark for diagnostics. */
32 const char *open_quote = "'";
33
34 /* Closing quotation mark for diagnostics. */
35 const char *close_quote = "'";
36
37 #ifdef ENABLE_NLS
38
39 /* Initialize the translation library for GCC. This performs the
40 appropriate sequence of calls - setlocale, bindtextdomain,
41 textdomain. LC_CTYPE determines the character set used by the
42 terminal, so it has be set to output messages correctly. */
43
44 void
45 gcc_init_libintl (void)
46 {
47 #ifdef HAVE_LC_MESSAGES
48 setlocale (LC_CTYPE, "");
49 setlocale (LC_MESSAGES, "");
50 #else
51 setlocale (LC_ALL, "");
52 #endif
53
54 (void) bindtextdomain ("gcc", LOCALEDIR);
55 (void) textdomain ("gcc");
56
57 /* Opening quotation mark. */
58 open_quote = _("`");
59
60 /* Closing quotation mark. */
61 close_quote = _("'");
62
63 if (!strcmp (open_quote, "`") && !strcmp (close_quote, "'"))
64 {
65 #if defined HAVE_LANGINFO_CODESET
66 const char *encoding;
67 #endif
68 /* Untranslated quotes that it may be possible to replace with
69 U+2018 and U+2019; but otherwise use "'" instead of "`" as
70 opening quote. */
71 open_quote = "'";
72 #if defined HAVE_LANGINFO_CODESET
73 encoding = nl_langinfo (CODESET);
74 if (encoding != NULL
75 && (!strcasecmp (encoding, "utf-8")
76 || !strcasecmp (encoding, "utf8")))
77 {
78 open_quote = "\xe2\x80\x98";
79 close_quote = "\xe2\x80\x99";
80 }
81 #endif
82 }
83 }
84
85 #if defined HAVE_WCHAR_H && defined HAVE_WORKING_MBSTOWCS && defined HAVE_WCSWIDTH
86 #include <wchar.h>
87
88 /* Returns the width in columns of MSGSTR, which came from gettext.
89 This is for indenting subsequent output. */
90
91 size_t
92 gcc_gettext_width (const char *msgstr)
93 {
94 size_t nwcs = mbstowcs (0, msgstr, 0);
95 wchar_t *wmsgstr = XALLOCAVEC (wchar_t, nwcs + 1);
96
97 mbstowcs (wmsgstr, msgstr, nwcs + 1);
98 return wcswidth (wmsgstr, nwcs);
99 }
100
101 #else /* no wcswidth */
102
103 /* We don't have any way of knowing how wide the string is. Guess
104 the length of the string. */
105
106 size_t
107 gcc_gettext_width (const char *msgstr)
108 {
109 return strlen (msgstr);
110 }
111
112 #endif
113
114 #endif /* ENABLE_NLS */