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1 | // Locale support -*- C++ -*- |
2 | ||
8f7a4015 BK |
3 | // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 |
4 | // Free Software Foundation, Inc. | |
c81a475f BK |
5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 2, or (at your option) | |
10 | // any later version. | |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a copy of the GNU General Public License along | |
18 | // with this library; see the file COPYING. If not, write to the Free | |
19 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
20 | // USA. | |
21 | ||
22 | // As a special exception, you may use this file as part of a free software | |
23 | // library without restriction. Specifically, if other files instantiate | |
24 | // templates or use macros or inline functions from this file, or you compile | |
25 | // this file and link it with other files to produce an executable, this | |
26 | // file does not by itself cause the resulting executable to be covered by | |
27 | // the GNU General Public License. This exception does not however | |
28 | // invalidate any other reasons why the executable file might be covered by | |
29 | // the GNU General Public License. | |
30 | ||
31 | // | |
32 | // ISO C++ 14882: 22.1 Locales | |
33 | // | |
34 | ||
35 | // Information as gleaned from /usr/include/ctype.h | |
36 | ||
37 | #if _GLIBCPP_USE_SHADOW_HEADERS | |
38 | using _C_legacy::__ctype_toupper; | |
39 | using _C_legacy::__ctype_tolower; | |
40 | using _C_legacy::__ctype_b; | |
41 | #endif | |
42 | ||
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43 | const ctype_base::mask* |
44 | ctype<char>::classic_table() throw() | |
45 | { return __ctype_b; } | |
46 | ||
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47 | #if _GLIBCPP_C_LOCALE_GNU |
48 | ctype<char>::ctype(__c_locale __cloc, const mask* __table, bool __del, | |
49 | size_t __refs) | |
8f7a4015 | 50 | : __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del) |
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51 | { |
52 | _M_c_locale_ctype = _S_clone_c_locale(__cloc); | |
53 | _M_toupper = _M_c_locale_ctype->__ctype_toupper; | |
54 | _M_tolower = _M_c_locale_ctype->__ctype_tolower; | |
55 | _M_table = __table ? __table : _M_c_locale_ctype->__ctype_b; | |
56 | } | |
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57 | #else |
58 | ctype<char>::ctype(__c_locale, const mask* __table, bool __del, | |
59 | size_t __refs) | |
60 | : __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del), | |
61 | _M_toupper(__ctype_toupper), _M_tolower(__ctype_tolower), | |
93dbe8d7 | 62 | _M_table(__table ? __table : classic_table()) |
def9790d | 63 | { _M_c_locale_ctype = NULL; } |
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64 | #endif |
65 | ||
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66 | ctype<char>::ctype(const mask* __table, bool __del, size_t __refs) : |
67 | __ctype_abstract_base<char>(__refs), _M_del(__table != 0 && __del), | |
68 | _M_toupper(__ctype_toupper), _M_tolower(__ctype_tolower), | |
93dbe8d7 | 69 | _M_table(__table ? __table : classic_table()) |
def9790d | 70 | { _M_c_locale_ctype = NULL; } |
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71 | |
72 | char | |
73 | ctype<char>::do_toupper(char __c) const | |
74 | { return _M_toupper[static_cast<int>(__c)]; } | |
75 | ||
76 | const char* | |
77 | ctype<char>::do_toupper(char* __low, const char* __high) const | |
78 | { | |
79 | while (__low < __high) | |
80 | { | |
81 | *__low = _M_toupper[static_cast<int>(*__low)]; | |
82 | ++__low; | |
83 | } | |
84 | return __high; | |
85 | } | |
86 | ||
87 | char | |
88 | ctype<char>::do_tolower(char __c) const | |
89 | { return _M_tolower[static_cast<int>(__c)]; } | |
90 | ||
91 | const char* | |
92 | ctype<char>::do_tolower(char* __low, const char* __high) const | |
93 | { | |
94 | while (__low < __high) | |
95 | { | |
96 | *__low = _M_tolower[static_cast<int>(*__low)]; | |
97 | ++__low; | |
98 | } | |
99 | return __high; | |
100 | } |