ext/drampower/src/Utils.h

   1 /*
   2  * Copyright (c) 2012-2014, TU Delft
   3  * Copyright (c) 2012-2014, TU Eindhoven
   4  * Copyright (c) 2012-2014, TU Kaiserslautern
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions are
   9  * met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  * notice, this list of conditions and the following disclaimer.
  13  *
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  * notice, this list of conditions and the following disclaimer in the
  16  * documentation and/or other materials provided with the distribution.
  17  *
  18  * 3. Neither the name of the copyright holder nor the names of its
  19  * contributors may be used to endorse or promote products derived from
  20  * this software without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  23  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  24  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  25  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  26  * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  27  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
  28  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  29  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  30  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  31  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  32  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33  *
  34  * Authors: Andreas Hansson
  35  *
  36  */
  37
  38 #ifndef UTILS_H
  39 #define UTILS_H
  40
  41 #include <string>
  42 #include <sstream>
  43 #include <stdexcept>
  44 #include <typeinfo>
  45
  46 #define MILLION 1000000
  47
  48 template<typename T>
  49 T fromString(const std::string& s,
  50              std::ios_base& (*f)(std::ios_base &) = std::dec)
  51 throw(std::runtime_error)
  52 {
  53   std::istringstream is(s);
  54   T t;
  55
  56   if (!(is >> f >> t)) {
  57     throw std::runtime_error("fromString cannot convert " + s);
  58   }
  59
  60   return t;
  61 }
  62
  63 #endif /* UTILS_H */