| // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
| |
| // Copyright (C) 2001, 2002, 2003, 2004, 2009 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // 27.8.1.4 Overridden virtual functions |
| |
| // { dg-require-fileio "" } |
| |
| #include <fstream> |
| #include <locale> |
| #include <testsuite_hooks.h> |
| |
| const char name_07[] = "filebuf_virtuals-7.txt"; // empty file, need to create |
| |
| class errorcvt : public std::codecvt<char, char, mbstate_t> |
| { |
| protected: |
| std::codecvt_base::result |
| do_out(mbstate_t&, const char* from, const char*, |
| const char*& from_next, char* to, char*, |
| char*& to_next) const |
| { |
| from_next = from; |
| to_next = to; |
| return std::codecvt<char, char, mbstate_t>::error; |
| } |
| |
| virtual bool do_always_noconv() const throw() |
| { |
| return false; |
| } |
| }; |
| |
| // libstdc++/9182 |
| // basic_filebuf<>::sync and overflow do not write out any characters |
| // if codecvt<>::out returns error |
| void test14() |
| { |
| using namespace std; |
| bool test __attribute__((unused)) = true; |
| |
| locale loc = locale::classic(); |
| loc = locale(loc, new errorcvt); |
| |
| filebuf fbuf1; |
| fbuf1.pubimbue(loc); |
| fbuf1.pubsetbuf(0, 0); |
| fbuf1.open(name_07, ios_base::out | ios_base::trunc); |
| |
| try |
| { |
| fbuf1.sputn("onne", 4); |
| fbuf1.close(); |
| VERIFY( false ); |
| } |
| catch (std::exception&) |
| { |
| } |
| } |
| |
| int main() |
| { |
| test14(); |
| return 0; |
| } |