[511] | 1 | /* -*- mode: C++; indent-tabs-mode: nil; -*- |
---|
| 2 | * |
---|
| 3 | * This file is a part of LEMON, a generic C++ optimization library. |
---|
| 4 | * |
---|
| 5 | * Copyright (C) 2003-2009 |
---|
| 6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
---|
| 7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
---|
| 8 | * |
---|
| 9 | * Permission to use, modify and distribute this software is granted |
---|
| 10 | * provided that this copyright notice appears in all copies. For |
---|
| 11 | * precise terms see the accompanying LICENSE file. |
---|
| 12 | * |
---|
| 13 | * This software is provided "AS IS" with no warranty of any kind, |
---|
| 14 | * express or implied, and with no claim as to its suitability for any |
---|
| 15 | * purpose. |
---|
| 16 | * |
---|
| 17 | */ |
---|
| 18 | |
---|
| 19 | ///\file |
---|
| 20 | ///\brief Some basic non-inline functions and static global data. |
---|
| 21 | |
---|
| 22 | #include<lemon/bits/windows.h> |
---|
| 23 | |
---|
| 24 | #ifdef WIN32 |
---|
| 25 | #ifndef WIN32_LEAN_AND_MEAN |
---|
| 26 | #define WIN32_LEAN_AND_MEAN |
---|
| 27 | #endif |
---|
| 28 | #ifndef NOMINMAX |
---|
| 29 | #define NOMINMAX |
---|
| 30 | #endif |
---|
| 31 | #include <windows.h> |
---|
| 32 | #else |
---|
| 33 | #include <unistd.h> |
---|
| 34 | #include <ctime> |
---|
| 35 | #include <sys/times.h> |
---|
| 36 | #include <sys/time.h> |
---|
| 37 | #endif |
---|
| 38 | |
---|
| 39 | #include <cmath> |
---|
| 40 | #include <sstream> |
---|
| 41 | |
---|
| 42 | namespace lemon { |
---|
| 43 | namespace bits { |
---|
| 44 | void getWinProcTimes(double &rtime, |
---|
| 45 | double &utime, double &stime, |
---|
| 46 | double &cutime, double &cstime) |
---|
| 47 | { |
---|
| 48 | #ifdef WIN32 |
---|
| 49 | static const double ch = 4294967296.0e-7; |
---|
| 50 | static const double cl = 1.0e-7; |
---|
| 51 | |
---|
| 52 | FILETIME system; |
---|
| 53 | GetSystemTimeAsFileTime(&system); |
---|
| 54 | rtime = ch * system.dwHighDateTime + cl * system.dwLowDateTime; |
---|
| 55 | |
---|
| 56 | FILETIME create, exit, kernel, user; |
---|
| 57 | if (GetProcessTimes(GetCurrentProcess(),&create, &exit, &kernel, &user)) { |
---|
| 58 | utime = ch * user.dwHighDateTime + cl * user.dwLowDateTime; |
---|
| 59 | stime = ch * kernel.dwHighDateTime + cl * kernel.dwLowDateTime; |
---|
| 60 | cutime = 0; |
---|
| 61 | cstime = 0; |
---|
| 62 | } else { |
---|
| 63 | rtime = 0; |
---|
| 64 | utime = 0; |
---|
| 65 | stime = 0; |
---|
| 66 | cutime = 0; |
---|
| 67 | cstime = 0; |
---|
| 68 | } |
---|
| 69 | #else |
---|
| 70 | timeval tv; |
---|
| 71 | gettimeofday(&tv, 0); |
---|
| 72 | rtime=tv.tv_sec+double(tv.tv_usec)/1e6; |
---|
| 73 | |
---|
| 74 | tms ts; |
---|
| 75 | double tck=sysconf(_SC_CLK_TCK); |
---|
| 76 | times(&ts); |
---|
| 77 | utime=ts.tms_utime/tck; |
---|
| 78 | stime=ts.tms_stime/tck; |
---|
| 79 | cutime=ts.tms_cutime/tck; |
---|
| 80 | cstime=ts.tms_cstime/tck; |
---|
| 81 | #endif |
---|
| 82 | } |
---|
| 83 | |
---|
| 84 | std::string getWinFormattedDate() |
---|
| 85 | { |
---|
| 86 | std::ostringstream os; |
---|
| 87 | #ifdef WIN32 |
---|
| 88 | SYSTEMTIME time; |
---|
| 89 | GetSystemTime(&time); |
---|
| 90 | #if defined(_MSC_VER) && (_MSC_VER < 1500) |
---|
| 91 | LPWSTR buf1, buf2, buf3; |
---|
| 92 | if (GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
---|
| 93 | L"ddd MMM dd", buf1, 11) && |
---|
| 94 | GetTimeFormat(LOCALE_USER_DEFAULT, 0, &time, |
---|
| 95 | L"HH':'mm':'ss", buf2, 9) && |
---|
| 96 | GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
---|
| 97 | L"yyyy", buf3, 5)) { |
---|
| 98 | os << buf1 << ' ' << buf2 << ' ' << buf3; |
---|
| 99 | } |
---|
| 100 | #else |
---|
| 101 | char buf1[11], buf2[9], buf3[5]; |
---|
| 102 | if (GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
---|
| 103 | "ddd MMM dd", buf1, 11) && |
---|
| 104 | GetTimeFormat(LOCALE_USER_DEFAULT, 0, &time, |
---|
| 105 | "HH':'mm':'ss", buf2, 9) && |
---|
| 106 | GetDateFormat(LOCALE_USER_DEFAULT, 0, &time, |
---|
| 107 | "yyyy", buf3, 5)) { |
---|
| 108 | os << buf1 << ' ' << buf2 << ' ' << buf3; |
---|
| 109 | } |
---|
| 110 | #endif |
---|
| 111 | else os << "unknown"; |
---|
| 112 | #else |
---|
| 113 | timeval tv; |
---|
| 114 | gettimeofday(&tv, 0); |
---|
| 115 | |
---|
| 116 | char cbuf[26]; |
---|
| 117 | ctime_r(&tv.tv_sec,cbuf); |
---|
| 118 | os << cbuf; |
---|
| 119 | #endif |
---|
| 120 | return os.str(); |
---|
| 121 | } |
---|
| 122 | |
---|
| 123 | int getWinRndSeed() |
---|
| 124 | { |
---|
| 125 | #ifdef WIN32 |
---|
| 126 | FILETIME time; |
---|
| 127 | GetSystemTimeAsFileTime(&time); |
---|
| 128 | return GetCurrentProcessId() + time.dwHighDateTime + time.dwLowDateTime; |
---|
| 129 | #else |
---|
| 130 | timeval tv; |
---|
| 131 | gettimeofday(&tv, 0); |
---|
| 132 | return getpid() + tv.tv_sec + tv.tv_usec; |
---|
| 133 | #endif |
---|
| 134 | } |
---|
| 135 | } |
---|
| 136 | } |
---|