04d930e6d4
2001-05-11 Benjamin Kosnik <bkoz@redhat.com> * testsuite/*/*.cc: Remove spaces, make sure testcases return zero. * testsuite/config/default.exp: Update bugs email address. From-SVN: r41997
88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
// Copyright (C) 2000 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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// 27.8.1.3 filebuf member functions
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// @require@ %-*.tst %-*.txt
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// @diff@ %-*.tst %-*.txt
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// various tests for filebuf::open() and filebuf::close() including
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// the non-portable functionality in the libstdc++-v3 IO library
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#include <fstream>
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#include <cassert>
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#include <unistd.h>
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#include <fcntl.h>
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#include <debug_assert.h>
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// verify that std::filebuf doesn't close files that it didn't open
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// when using the following std::filebuf ctor:
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//
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// std::filebuf(int __fd,
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// const char* __unused,
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// ios_base::openmode __mode);
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//
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// thanks to "George T. Talbot" <george@moberg.com> for uncovering
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// this bug/situation.
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const char name_01[] = "filebuf_members-1.tst";
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const char name_02[] = "filebuf_members-1.txt";
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int
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test_01()
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{
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bool test = true;
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int close_num;
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// read (ext)
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FILE* f2 = fopen(name_01, "r");
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VERIFY( f2 != NULL );
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{
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std::filebuf fb(f2, std::ios_base::in, 512);
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}
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close_num = fclose(f2);
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VERIFY( close_num == 0 );
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// read (standard)
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FILE* f = fopen(name_01, "r");
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VERIFY( f != NULL );
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{
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std::ifstream ifstream1(name_01);
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VERIFY( ifstream1.is_open() );
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std::ios_base::iostate st01 = ifstream1.rdstate();
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VERIFY( st01 == std::ios_base::goodbit );
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}
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close_num = fclose(f);
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VERIFY( close_num == 0 );
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#ifdef DEBUG_ASSERT
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assert(test);
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#endif
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return test;
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}
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int
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main()
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{
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test_01();
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return 0;
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}
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