]>
Commit | Line | Data |
---|---|---|
1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> | |
2 | ||
3 | // Copyright (C) 2001-2014 Free Software Foundation, Inc. | |
4 | // | |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library 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 along | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // 27.8.1.4 Overridden virtual functions | |
21 | ||
22 | // { dg-require-fileio "" } | |
23 | ||
24 | #include <fstream> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | class testbuf : public std::filebuf | |
28 | { | |
29 | public: | |
30 | ||
31 | // Typedefs: | |
32 | typedef std::filebuf base_type; | |
33 | typedef base_type::traits_type traits_type; | |
34 | typedef base_type::char_type char_type; | |
35 | ||
36 | testbuf(): base_type() | |
37 | { _M_mode = (std::ios_base::in | std::ios_base::out); } | |
38 | ||
39 | bool | |
40 | check_pointers() | |
41 | { | |
42 | bool test __attribute__((unused)) = true; | |
43 | test = (!this->pbase()); | |
44 | test &= (!this->pptr()); | |
45 | return test; | |
46 | } | |
47 | }; | |
48 | ||
49 | const char name_01[] = "filebuf_virtuals-1.txt"; | |
50 | ||
51 | // Test overloaded virtual functions. | |
52 | void test05() | |
53 | { | |
54 | using namespace std; | |
55 | typedef std::filebuf::int_type int_type; | |
56 | typedef std::filebuf::traits_type traits_type; | |
57 | typedef std::filebuf::pos_type pos_type; | |
58 | typedef std::filebuf::off_type off_type; | |
59 | typedef size_t size_type; | |
60 | ||
61 | bool test __attribute__((unused)) = true; | |
62 | ||
63 | { | |
64 | testbuf f_tmp; | |
65 | ||
66 | // setbuf | |
67 | // pubsetbuf(char_type* s, streamsize n) | |
68 | f_tmp.pubsetbuf(0,0); | |
69 | VERIFY( f_tmp.check_pointers() ); | |
70 | } | |
71 | ||
72 | { | |
73 | testbuf f_tmp; | |
74 | ||
75 | f_tmp.open(name_01, ios_base::out | ios_base::in); | |
76 | f_tmp.sbumpc(); | |
77 | ||
78 | // setbuf | |
79 | // pubsetbuf(char_type* s, streamsize n) | |
80 | f_tmp.pubsetbuf(0, 0); | |
81 | VERIFY( f_tmp.check_pointers() ); | |
82 | } | |
83 | } | |
84 | ||
85 | int main() | |
86 | { | |
87 | test05(); | |
88 | return 0; | |
89 | } |