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1 | // Copyright (C) 2005 Free Software Foundation, Inc. |
2 | // | |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 2, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING. If not, write to the Free | |
83f51799 | 16 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
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17 | // USA. |
18 | ||
19 | // As a special exception, you may use this file as part of a free software | |
20 | // library without restriction. Specifically, if other files instantiate | |
21 | // templates or use macros or inline functions from this file, or you compile | |
22 | // this file and link it with other files to produce an executable, this | |
23 | // file does not by itself cause the resulting executable to be covered by | |
24 | // the GNU General Public License. This exception does not however | |
25 | // invalidate any other reasons why the executable file might be covered by | |
26 | // the GNU General Public License. | |
27 | ||
28 | // 22.2.1.3.2 ctype<char> members | |
29 | ||
30 | #include <locale> | |
31 | #include <testsuite_hooks.h> | |
32 | ||
33 | class Ctype1 | |
34 | : public std::ctype<char> | |
35 | { | |
36 | protected: | |
37 | const char* | |
38 | do_narrow(const char* lo, const char* hi, | |
8b5bc374 | 39 | char, char* to) const |
82ce2a94 PC |
40 | { |
41 | for (int i = 0; lo != hi; ++lo, ++to, ++i) | |
42 | *to = *lo + i; | |
43 | return hi; | |
44 | } | |
45 | }; | |
46 | ||
47 | class Ctype2 | |
48 | : public std::ctype<char> | |
49 | { | |
50 | protected: | |
51 | const char* | |
52 | do_narrow(const char* lo, const char* hi, | |
53 | char dflt, char* to) const | |
54 | { | |
55 | for (int i = 0; lo != hi; ++lo, ++to, ++i) | |
56 | if (*lo == '\000') | |
57 | *to = dflt; | |
58 | else | |
59 | *to = *lo; | |
60 | return hi; | |
61 | } | |
62 | }; | |
63 | ||
64 | // libstdc++/19955 | |
65 | void test01() | |
66 | { | |
67 | using namespace std; | |
68 | bool test __attribute__((unused)) = true; | |
69 | ||
70 | const char src[] = "abcd"; | |
71 | ||
72 | locale mylocale1(locale::classic(), new Ctype1); | |
73 | const ctype<char>& mc1 = use_facet<ctype<char> >(mylocale1); | |
74 | ||
75 | char dst1[sizeof(src)]; | |
76 | memset(dst1, 0, sizeof(src)); | |
77 | char dst2[sizeof(src)]; | |
78 | memset(dst2, 0, sizeof(src)); | |
79 | ||
80 | mc1.narrow(src, src + sizeof(src), '*', dst1); | |
81 | mc1.narrow(src, src + sizeof(src), '*', dst2); | |
82 | ||
83 | VERIFY( !memcmp(dst1, "aceg\004", 5) ); | |
84 | VERIFY( !memcmp(dst1, dst2, 5) ); | |
85 | ||
86 | locale mylocale2(locale::classic(), new Ctype2); | |
87 | const ctype<char>& mc2 = use_facet<ctype<char> >(mylocale2); | |
88 | ||
89 | char dst3[sizeof(src)]; | |
90 | memset(dst3, 0, sizeof(src)); | |
91 | char dst4[sizeof(src)]; | |
92 | memset(dst4, 0, sizeof(src)); | |
93 | ||
94 | mc2.narrow(src, src + sizeof(src), '*', dst3); | |
95 | mc2.narrow(src, src + sizeof(src), '*', dst4); | |
96 | ||
97 | VERIFY( !memcmp(dst3, "abcd*", 5) ); | |
98 | VERIFY( !memcmp(dst3, dst4, 5) ); | |
99 | } | |
100 | ||
101 | int main() | |
102 | { | |
103 | test01(); | |
104 | return 0; | |
105 | } |