1 files changed, 55 insertions, 0 deletions
diff --git a/lib/cpp/src/concurrency/Util.cpp b/lib/cpp/src/concurrency/Util.cpp
new file mode 100644
index 000000000..1c4493716
--- /dev/null
+++ b/lib/cpp/src/concurrency/Util.cpp
@@ -0,0 +1,55 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+#include "Util.h"
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#if defined(HAVE_CLOCK_GETTIME)
+#include <time.h>
+#elif defined(HAVE_GETTIMEOFDAY)
+#include <sys/time.h>
+#endif // defined(HAVE_CLOCK_GETTIME)
+
+namespace apache { namespace thrift { namespace concurrency {
+
+const int64_t Util::currentTime() {
+  int64_t result;
+
+#if defined(HAVE_CLOCK_GETTIME)
+  struct timespec now;
+  int ret = clock_gettime(CLOCK_REALTIME, &now);
+  assert(ret == 0);
+  toMilliseconds(result, now);
+#elif defined(HAVE_GETTIMEOFDAY)
+  struct timeval now;
+  int ret = gettimeofday(&now, NULL);
+  assert(ret == 0);
+  toMilliseconds(result, now);
+#else
+#error "No high-precision clock is available."
+#endif // defined(HAVE_CLOCK_GETTIME)
+
+  return result;
+}
+
+
+}}} // apache::thrift::concurrency