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1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
3 | // Copyright (C) 2001, 2002, 2003 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 2, 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 COPYING. If not, write to the Free | |
83f51799 | 18 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
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19 | // USA. |
20 | ||
21 | // 27.7.1.3 Overridden virtual functions | |
22 | ||
0c20e4ec NS |
23 | // { dg-require-fileio "" } |
24 | ||
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25 | #include <fstream> |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | void test02(std::filebuf& in, bool pass) | |
29 | { | |
11f10e6b | 30 | bool test __attribute__((unused)) = true; |
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31 | using namespace std; |
32 | typedef streambuf::pos_type pos_type; | |
33 | typedef streambuf::off_type off_type; | |
34 | pos_type bad = pos_type(off_type(-1)); | |
35 | pos_type p = 0; | |
36 | ||
37 | // seekoff | |
38 | p = in.pubseekoff(0, ios_base::beg, ios_base::in); | |
8dcaff28 | 39 | VERIFY( pass == (p != bad) ); |
23cac885 | 40 | |
8dcaff28 PC |
41 | p = in.pubseekoff(0, ios_base::beg, ios_base::out); |
42 | VERIFY( pass == (p != bad) ); // See libstdc++/12232 | |
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43 | |
44 | p = in.pubseekoff(0, ios_base::beg); | |
8dcaff28 | 45 | VERIFY( pass == (p != bad) ); |
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46 | } |
47 | ||
48 | const char name_01[] = "filebuf_virtuals-1.tst"; // file with data in it | |
49 | const char name_03[] = "filebuf_members-1.tst"; // empty file | |
50 | ||
51 | int main() | |
52 | { | |
53 | using namespace std; | |
54 | ||
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55 | filebuf in1; |
56 | in1.open(name_01, ios_base::in); | |
57 | filebuf in2; | |
58 | filebuf in3; | |
59 | in3.open(name_03, ios_base::in); | |
60 | test02(in1, true); | |
61 | test02(in2, false); | |
62 | test02(in3, true); | |
63 | return 0; | |
64 | } |