compiler2/Stopwatch.hh

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Copyright (c) 2000-2014 Ericsson Telecom AB
   3 // All rights reserved. This program and the accompanying materials
   4 // are made available under the terms of the Eclipse Public License v1.0
   5 // which accompanies this distribution, and is available at
   6 // http://www.eclipse.org/legal/epl-v10.html
   7 ///////////////////////////////////////////////////////////////////////////////
   8 #ifndef STOPWATCH_HH_
   9 #define STOPWATCH_HH_
  10
  11 #include <sys/time.h>
  12
  13 class Stopwatch {
  14 public:
  15   Stopwatch(const char *name);
  16   ~Stopwatch();
  17 private:
  18   struct timeval tv_start;
  19   const char *my_name; // not owned
  20 private:
  21   Stopwatch(const Stopwatch&); // no copy
  22   Stopwatch& operator=(const Stopwatch&); // no assignment
  23 };
  24
  25 #ifdef NDEBUG
  26 #define STOPWATCH(s) ((void)(s))
  27 #else
  28 #define STOPWATCH(s) Stopwatch chrono_meter(s)
  29 #endif
  30
  31 #endif /* STOPWATCH_HH_ */