Mercurial > hg > CbC > CbC_gcc
annotate gcc/intl.c @ 64:d9bee9007a48
Added tag gcc-4.6-20100522 for changeset b7f97abdc517
author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
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date | Mon, 24 May 2010 12:48:09 +0900 |
parents | b7f97abdc517 |
children | f6334be47118 |
rev | line source |
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0 | 1 /* Message translation utilities. |
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2 Copyright (C) 2001, 2003, 2004, 2005, 2007, 2008, 2009, 2010 |
0 | 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 | |
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37 /* The name of the locale encoding. */ |
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38 const char *locale_encoding = NULL; |
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39 |
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40 /* Whether the locale is using UTF-8. */ |
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41 bool locale_utf8 = false; |
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42 |
0 | 43 #ifdef ENABLE_NLS |
44 | |
45 /* Initialize the translation library for GCC. This performs the | |
46 appropriate sequence of calls - setlocale, bindtextdomain, | |
47 textdomain. LC_CTYPE determines the character set used by the | |
48 terminal, so it has be set to output messages correctly. */ | |
49 | |
50 void | |
51 gcc_init_libintl (void) | |
52 { | |
53 #ifdef HAVE_LC_MESSAGES | |
54 setlocale (LC_CTYPE, ""); | |
55 setlocale (LC_MESSAGES, ""); | |
56 #else | |
57 setlocale (LC_ALL, ""); | |
58 #endif | |
59 | |
60 (void) bindtextdomain ("gcc", LOCALEDIR); | |
61 (void) textdomain ("gcc"); | |
62 | |
63 /* Opening quotation mark. */ | |
64 open_quote = _("`"); | |
65 | |
66 /* Closing quotation mark. */ | |
67 close_quote = _("'"); | |
68 | |
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69 #if defined HAVE_LANGINFO_CODESET |
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70 locale_encoding = nl_langinfo (CODESET); |
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71 if (locale_encoding != NULL |
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72 && (!strcasecmp (locale_encoding, "utf-8") |
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73 || !strcasecmp (locale_encoding, "utf8"))) |
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74 locale_utf8 = true; |
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75 #endif |
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76 |
0 | 77 if (!strcmp (open_quote, "`") && !strcmp (close_quote, "'")) |
78 { | |
79 /* Untranslated quotes that it may be possible to replace with | |
80 U+2018 and U+2019; but otherwise use "'" instead of "`" as | |
81 opening quote. */ | |
82 open_quote = "'"; | |
83 #if defined HAVE_LANGINFO_CODESET | |
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84 if (locale_utf8) |
0 | 85 { |
86 open_quote = "\xe2\x80\x98"; | |
87 close_quote = "\xe2\x80\x99"; | |
88 } | |
89 #endif | |
90 } | |
91 } | |
92 | |
93 #if defined HAVE_WCHAR_H && defined HAVE_WORKING_MBSTOWCS && defined HAVE_WCSWIDTH | |
94 #include <wchar.h> | |
95 | |
96 /* Returns the width in columns of MSGSTR, which came from gettext. | |
97 This is for indenting subsequent output. */ | |
98 | |
99 size_t | |
100 gcc_gettext_width (const char *msgstr) | |
101 { | |
102 size_t nwcs = mbstowcs (0, msgstr, 0); | |
103 wchar_t *wmsgstr = XALLOCAVEC (wchar_t, nwcs + 1); | |
104 | |
105 mbstowcs (wmsgstr, msgstr, nwcs + 1); | |
106 return wcswidth (wmsgstr, nwcs); | |
107 } | |
108 | |
109 #else /* no wcswidth */ | |
110 | |
111 /* We don't have any way of knowing how wide the string is. Guess | |
112 the length of the string. */ | |
113 | |
114 size_t | |
115 gcc_gettext_width (const char *msgstr) | |
116 { | |
117 return strlen (msgstr); | |
118 } | |
119 | |
120 #endif | |
121 | |
122 #endif /* ENABLE_NLS */ | |
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123 |
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124 #ifndef ENABLE_NLS |
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125 |
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126 const char * |
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127 fake_ngettext (const char *singular, const char *plural, unsigned long n) |
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128 { |
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129 if (n == 1UL) |
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130 return singular; |
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131 |
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132 return plural; |
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133 } |
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134 |
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135 #endif |
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136 |
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137 /* Return the indent for successive lines, using the width of |
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138 the STR. STR must have been translated already. The string |
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139 must be freed by the caller. */ |
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140 |
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141 char * |
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142 get_spaces (const char *str) |
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143 { |
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144 size_t len = gcc_gettext_width (str); |
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145 char *spaces = XNEWVEC(char, len + 1); |
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146 memset (spaces, ' ', len); |
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147 spaces[len] = '\0'; |
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148 return spaces; |
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149 } |
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150 |
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151 |
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152 |