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authorXanadu <none@none>2010-07-20 02:49:28 +0200
committerXanadu <none@none>2010-07-20 02:49:28 +0200
commit79622802f397258ee0f34327ba3ae6977ca3e7ff (patch)
tree1868946c234ab9ee256a6b7766a15713eae94235 /externals/ace/Test_and_Set.h
parent7dd2dc91816ab8b3bc3b99a1b1c99c7ea314d5a8 (diff)
parentf906976837502fa5aa81b982b901d1509f5aa0c4 (diff)
Merge. Revision history for source files should be all back now.
--HG-- branch : trunk rename : sql/CMakeLists.txt => sql/tools/CMakeLists.txt rename : src/server/game/Pools/PoolHandler.cpp => src/server/game/Pools/PoolMgr.cpp rename : src/server/game/Pools/PoolHandler.h => src/server/game/Pools/PoolMgr.h rename : src/server/game/PrecompiledHeaders/NixCorePCH.cpp => src/server/game/PrecompiledHeaders/gamePCH.cpp rename : src/server/game/PrecompiledHeaders/NixCorePCH.h => src/server/game/PrecompiledHeaders/gamePCH.h
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1 files changed, 75 insertions, 0 deletions
diff --git a/externals/ace/Test_and_Set.h b/externals/ace/Test_and_Set.h
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+// -*- C++ -*-
+
+//=============================================================================
+/**
+ * @file Test_and_Set.h
+ *
+ * $Id: Test_and_Set.h 80826 2008-03-04 14:51:23Z wotte $
+ */
+//=============================================================================
+
+
+#ifndef ACE_TEST_AND_SET_H
+#define ACE_TEST_AND_SET_H
+
+#include /**/ "ace/pre.h"
+#include "ace/Event_Handler.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+ACE_BEGIN_VERSIONED_NAMESPACE_DECL
+
+/**
+ * @class ACE_Test_and_Set
+ *
+ * @brief Implements the classic ``test and set'' operation.
+ *
+ *
+ * This class keeps track of the status of <is_set_>, which can
+ * be set based on various events (such as receipt of a
+ * signal). This class is derived from ACE_Event_Handler so
+ * that it can be "signaled" by a Reactor when a signal occurs.
+ * We assume that <TYPE> is a data type that can be assigned the
+ * value 0 or 1.
+ */
+template <class ACE_LOCK, class TYPE>
+class ACE_Test_and_Set : public ACE_Event_Handler
+{
+public:
+ ACE_Test_and_Set (TYPE initial_value = 0);
+
+ /// Returns true if we are set, else false.
+ TYPE is_set (void) const;
+
+ /// Sets the <is_set_> status, returning the original value of
+ /// <is_set_>.
+ TYPE set (TYPE);
+
+ /// Called when object is signaled by OS (either via UNIX signals or
+ /// when a Win32 object becomes signaled).
+ virtual int handle_signal (int signum,
+ siginfo_t * = 0,
+ ucontext_t * = 0);
+
+private:
+ /// Keeps track of our state.
+ TYPE is_set_;
+
+ /// Protect the state from race conditions.
+ ACE_LOCK lock_;
+};
+
+ACE_END_VERSIONED_NAMESPACE_DECL
+
+#if defined (ACE_TEMPLATES_REQUIRE_SOURCE)
+#include "ace/Test_and_Set.cpp"
+#endif /* ACE_TEMPLATES_REQUIRE_SOURCE */
+
+#if defined (ACE_TEMPLATES_REQUIRE_PRAGMA)
+#pragma implementation ("Test_and_Set.cpp")
+#endif /* ACE_TEMPLATES_REQUIRE_PRAGMA */
+
+#include /**/ "ace/post.h"
+#endif /* ACE_TEST_AND_SET_H */