Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / testsuite / 27_io / basic_filebuf / close / char / 9964.cc

diff --git a/libstdc++-v3/testsuite/27_io/basic_filebuf/close/char/9964.cc b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/char/9964.cc
new file mode 100644 (file)
index 0000000..e520682
--- /dev/null
+++ b/libstdc++-v3/testsuite/27_io/basic_filebuf/close/char/9964.cc
@@ -0,0 +1,89 @@
+// { 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();
+}