Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / src / thread.cc

diff --git a/libstdc++-v3/src/thread.cc b/libstdc++-v3/src/thread.cc
new file mode 100644 (file)
index 0000000..334e5cb
--- /dev/null
+++ b/libstdc++-v3/src/thread.cc
@@ -0,0 +1,97 @@
+// thread -*- C++ -*-
+
+// Copyright (C) 2008, 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.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+
+#include <thread>
+#include <cerrno>
+
+#if defined(_GLIBCXX_HAS_GTHREADS) && defined(_GLIBCXX_USE_C99_STDINT_TR1)
+
+namespace std
+{
+  namespace
+  {
+    extern "C" void*
+    execute_native_thread_routine(void* __p)
+    {
+      thread::_Impl_base* __t = static_cast<thread::_Impl_base*>(__p);
+      thread::__shared_base_type __local;
+      __local.swap(__t->_M_this_ptr);
+
+      __try
+       {
+         __t->_M_run();
+       }
+      __catch(...)
+       {
+         std::terminate();
+       }
+
+      return 0;
+    }
+  }
+
+  void
+  thread::join()
+  {
+    int __e = EINVAL;
+
+    if (_M_id != id())
+      __e = __gthread_join(_M_id._M_thread, NULL);
+
+    if (__e)
+      __throw_system_error(__e);
+
+    _M_id = id();
+  }
+
+  void
+  thread::detach()
+  {
+    int __e = EINVAL;
+
+    if (_M_id != id())
+      __e = __gthread_detach(_M_id._M_thread);
+
+    if (__e)
+      __throw_system_error(__e);
+
+    _M_id = id();
+  }
+
+  void
+  thread::_M_start_thread(__shared_base_type __b)
+  {
+    __b->_M_this_ptr = __b;
+    int __e = __gthread_create(&_M_id._M_thread,
+                              &execute_native_thread_routine, __b.get());
+    if (__e)
+    {
+      __b->_M_this_ptr.reset();
+      __throw_system_error(__e);
+    }
+  }
+}
+
+#endif // _GLIBCXX_HAS_GTHREADS && _GLIBCXX_USE_C99_STDINT_TR1