1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
/* -*- mode: C++; indent-tabs-mode: nil; -*-
 *
 * This file is a part of LEMON, a generic C++ optimization library.
 *
 * Copyright (C) 2003-2010
 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
 * (Egervary Research Group on Combinatorial Optimization, EGRES).
 *
 * Permission to use, modify and distribute this software is granted
 * provided that this copyright notice appears in all copies. For
 * precise terms see the accompanying LICENSE file.
 *
 * This software is provided "AS IS" with no warranty of any kind,
 * express or implied, and with no claim as to its suitability for any
 * purpose.
 *
 */

///\file
///\brief Some basic non-inline functions and static global data.

#include<lemon/bits/windows.h>

#ifdef WIN32
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#ifndef NOMINMAX
#define NOMINMAX
#endif
#ifdef UNICODE
#undef UNICODE
#endif
#include <windows.h>
#ifdef LOCALE_INVARIANT
#define MY_LOCALE LOCALE_INVARIANT
#else
#define MY_LOCALE LOCALE_NEUTRAL
#endif
#else
#include <unistd.h>
#include <ctime>
#include <sys/times.h>
#include <sys/time.h>
#endif

#include <cmath>
#include <sstream>

namespace lemon {
  namespace bits {
    void getWinProcTimes(double &rtime,<--- The function 'getWinProcTimes' is never used.
                         double &utime, double &stime,
                         double &cutime, double &cstime)
    {
#ifdef WIN32
      static const double ch = 4294967296.0e-7;
      static const double cl = 1.0e-7;

      FILETIME system;
      GetSystemTimeAsFileTime(&system);
      rtime = ch * system.dwHighDateTime + cl * system.dwLowDateTime;

      FILETIME create, exit, kernel, user;
      if (GetProcessTimes(GetCurrentProcess(),&create, &exit, &kernel, &user)) {
        utime = ch * user.dwHighDateTime + cl * user.dwLowDateTime;
        stime = ch * kernel.dwHighDateTime + cl * kernel.dwLowDateTime;
        cutime = 0;
        cstime = 0;
      } else {
        rtime = 0;
        utime = 0;
        stime = 0;
        cutime = 0;
        cstime = 0;
      }
#else
      timeval tv;
      gettimeofday(&tv, 0);
      rtime=tv.tv_sec+double(tv.tv_usec)/1e6;

      tms ts;
      double tck=sysconf(_SC_CLK_TCK);
      times(&ts);
      utime=ts.tms_utime/tck;
      stime=ts.tms_stime/tck;
      cutime=ts.tms_cutime/tck;
      cstime=ts.tms_cstime/tck;
#endif
    }

    std::string getWinFormattedDate()<--- The function 'getWinFormattedDate' is never used.
    {
      std::ostringstream os;
#ifdef WIN32
      SYSTEMTIME time;
      GetSystemTime(&time);
      char buf1[11], buf2[9], buf3[5];
          if (GetDateFormat(MY_LOCALE, 0, &time,
                        ("ddd MMM dd"), buf1, 11) &&
          GetTimeFormat(MY_LOCALE, 0, &time,
                        ("HH':'mm':'ss"), buf2, 9) &&
          GetDateFormat(MY_LOCALE, 0, &time,
                        ("yyyy"), buf3, 5)) {
        os << buf1 << ' ' << buf2 << ' ' << buf3;
      }
      else os << "unknown";
#else
      timeval tv;
      gettimeofday(&tv, 0);

      char cbuf[26];
      ctime_r(&tv.tv_sec,cbuf);
      os << cbuf;
#endif
      return os.str();
    }

    int getWinRndSeed()<--- The function 'getWinRndSeed' is never used.
    {
#ifdef WIN32
      FILETIME time;
      GetSystemTimeAsFileTime(&time);
      return GetCurrentProcessId() + time.dwHighDateTime + time.dwLowDateTime;
#else
      timeval tv;
      gettimeofday(&tv, 0);
      return getpid() + tv.tv_sec + tv.tv_usec;
#endif
    }
  }
}