4c620c398e
2003-09-03 Petur Runolfsson <peturr02@ru.is> PR libstdc++/12048 * include/ext/stdio_sync_filebuf.h (stdio_sync_filebuf::_M_unget_buf): Declare it. (stdio_sync_filebuf::stdio_sync_filebuf): Initialize _M_unget_buf. (stdio_sync_filebuf::uflow): Store the returned character in _M_unget_buf. (stdio_sync_filebuf::pbackfail): If argument is eof(), pass _M_unget_buf to syncungetc(). Set _M_unget_buf to eof(). (stdio_sync_filebuf<char>::xsgetn): Store last read character in _M_unget_buf, if any, else eof(). (stdio_sync_filebuf<wchar_t>::xsgetn: Store last read character in _M_unget_buf, if any, else eof(). * testsuite/27_io/objects/char/12048.cc: Rename to... * testsuite/27_io/objects/char/12048-1.cc: ...this. * testsuite/27_io/objects/char/12048-2.cc: New test. * testsuite/27_io/objects/char/12048-3.cc: New test. * testsuite/27_io/objects/char/12048-4.cc: New test. * testsuite/27_io/objects/char/12048-5.cc: New test. XFAIL. * testsuite/27_io/objects/wchar_t/12048-1.cc: New test. * testsuite/27_io/objects/wchar_t/12048-2.cc: New test. * testsuite/27_io/objects/wchar_t/12048-3.cc: New test. * testsuite/27_io/objects/wchar_t/12048-4.cc: New test. * testsuite/27_io/objects/wchar_t/12048-5.cc: New test. XFAIL. * testsuite/ext/stdio_sync_filebuf_char.cc (test02, test03, test04, test05): New tests. * testsuite/ext/stdio_sync_filebuf_wchar_t.cc (test02, test03, test04, test05): New tests. From-SVN: r71027
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
// Copyright (C) 2003 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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#include <iostream>
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#include <cstdio>
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#include <testsuite_hooks.h>
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void
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test01()
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{
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std::freopen("cin_unget-1.txt", "r", stdin);
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char buf[2];
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VERIFY( std::cin.rdbuf()->sgetn(buf, 2) == 2 );
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int c1 = std::cin.rdbuf()->sungetc();
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int c2 = std::fgetc(stdin);
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VERIFY( c1 == std::char_traits<char>::to_int_type(buf[1]) );
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VERIFY( c2 == c1 );
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}
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int main(void)
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{
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test01();
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return 0;
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}
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