1 // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
3 // Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
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)
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.
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
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // 27.8.1.4 Overridden virtual functions
23 // { dg-require-fileio "" }
27 #include <testsuite_hooks.h>
29 const char name_07[] = "filebuf_virtuals-7.txt"; // empty file, need to create
31 class errorcvt : public std::codecvt<char, char, mbstate_t>
34 std::codecvt_base::result
35 do_out(mbstate_t&, const char* from, const char*,
36 const char*& from_next, char* to, char*,
41 return std::codecvt<char, char, mbstate_t>::error;
44 virtual bool do_always_noconv() const throw()
51 // basic_filebuf<>::sync and overflow do not write out any characters
52 // if codecvt<>::out returns error
56 bool test __attribute__((unused)) = true;
58 locale loc = locale::classic();
59 loc = locale(loc, new errorcvt);
63 fbuf1.pubsetbuf(0, 0);
64 fbuf1.open(name_07, ios_base::out | ios_base::trunc);
68 fbuf1.sputn("onne", 4);
72 catch (std::exception&)