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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [27_io/] [basic_filebuf/] [close/] [char/] [9964.cc] - Rev 424
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// { dg-require-fork "" } // { dg-require-mkfifo "" } // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 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/>. // 27.8.1.3 filebuf member functions // @require@ %-*.tst %-*.txt // @diff@ %-*.tst %-*.txt // various tests for filebuf::open() and filebuf::close() including // the non-portable functionality in the libstdc++-v3 IO library #include <fstream> #include <cstdlib> #include <unistd.h> #include <signal.h> #include <fcntl.h> #include <sys/types.h> #include <sys/stat.h> // No asserts, avoid leaking the semaphores if a VERIFY fails. #undef _GLIBCXX_ASSERT #include <testsuite_hooks.h> // libstdc++/9964 bool test_07() { using namespace std; using namespace __gnu_test; bool test __attribute__((unused)) = true; semaphore s1, s2; const char* name = "tmp_fifo3"; signal(SIGPIPE, SIG_IGN); unlink(name); mkfifo(name, S_IRWXU); int child = fork(); VERIFY( child != -1 ); if (child == 0) { filebuf fbin; fbin.open(name, ios_base::in); s1.wait(); fbin.close(); s2.signal(); exit(0); } filebuf fb; filebuf* ret = fb.open(name, ios_base::in | ios_base::out); VERIFY( ret != NULL ); VERIFY( fb.is_open() ); s1.signal(); s2.wait(); fb.sputc('a'); ret = fb.close(); VERIFY( ret != NULL ); VERIFY( !fb.is_open() ); return test; } int main() { return !test_07(); }