--- /dev/null
+// { 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 <iostream>
+#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++/2913, libstdc++/4879
+// John Fardo <jfardo@laurelnetworks.com>, Brad Garcia <garsh@attbi.com>
+bool
+test_04()
+{
+ using namespace __gnu_test;
+
+ bool test __attribute__((unused)) = true;
+ const char* name = "tmp_fifo1";
+ semaphore s1, s2;
+
+ signal(SIGPIPE, SIG_IGN);
+
+ unlink(name);
+ if (0 != mkfifo(name, S_IRWXU))
+ {
+ std::cerr << "failed to create fifo" << std::endl;
+ exit(-1);
+ }
+
+ int fval = fork();
+ if (fval == -1)
+ {
+ std::cerr << "failed to fork" << std::endl;
+ unlink(name);
+ return false;
+ }
+ else if (fval == 0)
+ {
+ std::ifstream ifs(name);
+ s1.wait();
+ ifs.close();
+ s2.signal();
+ exit(0);
+ }
+
+ std::ofstream ofs(name);
+ s1.signal();
+ s2.wait();
+ ofs.put('t');
+
+ /*
+ * ISO/IED 14882:1998(E) 27.8.1.10.4
+ *
+ * void close();
+ *
+ * Effects: Calls rdbuf()->close() and, if that function fails
+ * (returns a null pointer), calls setstate(failbit)...
+ */
+ ofs.close();
+ if (!(ofs.rdstate() & std::ios::failbit))
+ {
+ test = false;
+ VERIFY( test );
+ }
+
+ unlink(name);
+
+ return test;
+}
+
+int
+main()
+{
+ return !test_04();
+}