ceph/src/boost/libs/sort/benchmark/parallel/file_generator.cpp

   1 //----------------------------------------------------------------------------
   2 /// @file file_generator.cpp
   3 /// @brief This program generte a file with random information, for to be used
   4 ///        in the benchmark programs
   5 ///
   6 /// @author Copyright (c) 2016 Francisco José Tapia (fjtapia@gmail.com )\n
   7 ///         Distributed under the Boost Software License, Version 1.0.\n
   8 ///         ( See accompanying file LICENSE_1_0.txt or copy at
   9 ///           http://www.boost.org/LICENSE_1_0.txt  )
  10 /// @version 0.1
  11 ///
  12 /// @remarks
  13 //-----------------------------------------------------------------------------
  14 #include <boost/sort/common/file_vector.hpp>
  15
  16 #include <iostream>
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <time.h>
  20 #include <vector>
  21
  22 using std::cout;
  23 using std::endl;
  24 namespace bsc = boost::sort::common;
  25
  26 void print_banner();
  27
  28 int main(int argc, char *argv[])
  29 { //---------------------------- begin--------------------------------------
  30     std::string name;
  31     size_t number;
  32
  33     if (argc < 3) {
  34         cout << "This program generate a file filled with random numbers\n";
  35         cout << "of 64 bits\n";
  36         cout << "The invocation format is :\n";
  37         cout << " file_generator file_name number_elements\n\n";
  38         return 0;
  39     };
  40     name = argv[1];
  41     number = atoi(argv[2]);
  42     if (number == 0) {
  43         cout << "error, the number can't be zero\n";
  44         return 0;
  45     };
  46
  47     if (bsc::generate_file(name, number) != 0)
  48         std::cout << "Error in the file creation\n";
  49     return 0;
  50 };
  51 void print_banner()
  52 { //---------------------------- begin -------------------------------------
  53     cout << " The format of this program is :\n";
  54     cout << " file_generator number_elements\n\n";
  55     cout << " The elements are 64 bits random numbers\n";
  56 };