1 | /* Handle special requests. |
2 | Copyright (C) 1996-2016 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1996. |
5 | |
6 | This program is free software; you can redistribute it and/or modify |
7 | it under the terms of the GNU General Public License as published |
8 | by the Free Software Foundation; version 2 of the License, or |
9 | (at your option) any later version. |
10 | |
11 | This program is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | GNU General Public License for more details. |
15 | |
16 | You should have received a copy of the GNU General Public License |
17 | along with this program; if not, see <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #ifdef HAVE_CONFIG_H |
20 | # include <config.h> |
21 | #endif |
22 | |
23 | #include <error.h> |
24 | #include <libintl.h> |
25 | #include <stdio.h> |
26 | #include <string.h> |
27 | #include <wchar.h> |
28 | |
29 | #include "localeinfo.h" |
30 | |
31 | |
32 | /* We provide support for some special names. This helps debugging |
33 | and may be useful for advanced usage of the provided information |
34 | outside C. */ |
35 | void |
36 | locale_special (const char *name, int show_category_name, |
37 | int show_keyword_name) |
38 | { |
39 | #if 0 |
40 | /* "collate-elements": print collation elements of locale. */ |
41 | if (strcmp (name, "collate-elements" ) == 0) |
42 | { |
43 | size_t nelem = _NL_CURRENT_WORD (LC_COLLATE, _NL_COLLATE_ELEM_HASH_SIZE); |
44 | |
45 | if (show_category_name) |
46 | puts ("LC_COLLATE" ); |
47 | if (show_keyword_name) |
48 | fputs ("collate-elements=" , stdout); |
49 | |
50 | if (nelem != 0) |
51 | { |
52 | int first = 1; |
53 | size_t cnt; |
54 | |
55 | for (cnt = 0; cnt < nelem; ++cnt) |
56 | if (__collate_element_hash[2 * cnt] != (~((u_int32_t) 0))) |
57 | { |
58 | size_t idx = __collate_element_hash[2 * cnt]; |
59 | |
60 | printf ("%s<%s>" , first ? "" : ";" , |
61 | &__collate_element_strings[idx]); |
62 | |
63 | /* We don't print the string. This is only confusing |
64 | because only the programs have to know the |
65 | encoding. The code is left in place because it |
66 | shows how to get the information. */ |
67 | { |
68 | const wchar_t *wp; |
69 | |
70 | idx = __collate_element_hash[2 * cnt + 1]; |
71 | wp = &__collate_element_values[idx]; |
72 | while (*wp != L'\0') |
73 | { |
74 | /********************************************\ |
75 | |* XXX The element values are really wide *| |
76 | |* chars. But we are currently not able to *| |
77 | |* print these so fake here. *| |
78 | \********************************************/ |
79 | int ch = wctob (*wp++); |
80 | if (ch != EOF) |
81 | putchar (ch); |
82 | else |
83 | fputs ("<??\?>" , stdout); |
84 | } |
85 | |
86 | putchar ('"'); |
87 | } |
88 | first = 0; |
89 | } |
90 | } |
91 | putchar ('\n'); |
92 | return; |
93 | } |
94 | |
95 | if (strcmp (name, "collate-classes" ) == 0) |
96 | { |
97 | size_t nelem = _NL_CURRENT_WORD (LC_COLLATE, _NL_COLLATE_SYMB_HASH_SIZE); |
98 | size_t cnt; |
99 | int first = 1; |
100 | |
101 | if (show_category_name) |
102 | puts ("LC_COLLATE" ); |
103 | if (show_keyword_name) |
104 | fputs ("collate-classes=" , stdout); |
105 | |
106 | for (cnt = 0; cnt < nelem; ++cnt) |
107 | if (__collate_symbol_hash[2 * cnt] != 0xffffffff) |
108 | { |
109 | printf ("%s<%s>" , first ? "" : "," , |
110 | &__collate_symbol_strings[__collate_symbol_hash[2 * cnt]]); |
111 | #if 0 |
112 | { |
113 | size_t idx = __collate_symbol_hash[2 * cnt + 1]; |
114 | size_t cls; |
115 | |
116 | putchar ('='); |
117 | for (cls = 0; cls < __collate_symbol_classes[idx]; ++cls) |
118 | printf ("%s%d" , cls == 0 ? "" : ":" , |
119 | __collate_symbol_classes[idx + 1 + cls]); |
120 | } |
121 | #endif |
122 | first = 0; |
123 | } |
124 | putchar ('\n'); |
125 | return; |
126 | } |
127 | #endif |
128 | |
129 | /* If nothing matches, fail. */ |
130 | error (1, 0, gettext ("unknown name \"%s\"" ), name); |
131 | } |
132 | |