should be it

external/duckdb/third_party/tpce-tool/include/utilities/condition.h

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+/*
+ * Legal Notice
+ *
+ * This document and associated source code (the "Work") is a part of a
+ * benchmark specification maintained by the TPC.
+ *
+ * The TPC reserves all right, title, and interest to the Work as provided
+ * under U.S. and international laws, including without limitation all patent
+ * and trademark rights therein.
+ *
+ * No Warranty
+ *
+ * 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION
+ *     CONTAINED HEREIN IS PROVIDED "AS IS" AND WITH ALL FAULTS, AND THE
+ *     AUTHORS AND DEVELOPERS OF THE WORK HEREBY DISCLAIM ALL OTHER
+ *     WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY,
+ *     INCLUDING, BUT NOT LIMITED TO, ANY (IF ANY) IMPLIED WARRANTIES,
+ *     DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR
+ *     PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF
+ *     WORKMANLIKE EFFORT, OF LACK OF VIRUSES, AND OF LACK OF NEGLIGENCE.
+ *     ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT,
+ *     QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT
+ *     WITH REGARD TO THE WORK.
+ * 1.2 IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THE WORK BE LIABLE TO
+ *     ANY OTHER PARTY FOR ANY DAMAGES, INCLUDING BUT NOT LIMITED TO THE
+ *     COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS
+ *     OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT,
+ *     INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY,
+ *     OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT
+ *     RELATING TO THE WORK, WHETHER OR NOT SUCH AUTHOR OR DEVELOPER HAD
+ *     ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ * Contributors
+ * - Christopher Chan-Nui
+ */
+
+#ifndef CONDITION_H_INCLUDED
+#define CONDITION_H_INCLUDED
+
+#include <memory>
+#include <sstream>
+#include <stdexcept>
+
+#include "locking.h"
+
+namespace TPCE {
+
+// Condition class, requires a separate mutex to pair with.
+class CCondition {
+private:
+	CMutex &mutex_;
+#ifdef WIN32
+	mutable CONDITION_VARIABLE cond_;
+#else
+	mutable pthread_cond_t cond_;
+	bool timedwait(const struct timespec &timeout) const;
+#endif
+protected:
+	CMutex &mutex();
+
+public:
+	CCondition(CMutex &mutex);
+	void wait() const;
+	bool timedwait(long timeout = -1 /*us*/) const;
+	void lock();
+	void unlock();
+	void signal();
+	void broadcast();
+};
+
+} // namespace TPCE
+
+#endif // CONDITION_H_INCLUDED