1 | /* -*- C++ -*- |
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2 | * |
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3 | * This file is a part of LEMON, a generic C++ optimization library |
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4 | * |
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5 | * Copyright (C) 2003-2006 |
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6 | * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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7 | * (Egervary Research Group on Combinatorial Optimization, EGRES). |
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8 | * |
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9 | * Permission to use, modify and distribute this software is granted |
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10 | * provided that this copyright notice appears in all copies. For |
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11 | * precise terms see the accompanying LICENSE file. |
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12 | * |
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13 | * This software is provided "AS IS" with no warranty of any kind, |
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14 | * express or implied, and with no claim as to its suitability for any |
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15 | * purpose. |
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16 | * |
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17 | */ |
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18 | |
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19 | #ifndef LEMON_BITS_MINGW32_TIME_H |
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20 | #define LEMON_BITS_MINGW32_TIME_H |
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21 | |
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22 | #ifdef WIN32 |
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23 | |
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24 | #include <windows.h> |
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25 | #include <time.h> |
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26 | #include "dos.h" |
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27 | |
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28 | static const char days[] = |
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29 | "Sun Mon Tue Wed Thu Fri Sat "; |
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30 | static const char months[] = |
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31 | "Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec "; |
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32 | |
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33 | inline void num2str(char *c,int i) { |
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34 | c[0]=i/10+'0'; |
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35 | c[1]=i%10+'0'; |
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36 | } |
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37 | |
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38 | inline char *asctime_r(const struct tm *t, char *buf) { |
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39 | /* "Wed Jun 30 21:49:08 1993\n" */ |
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40 | *(int*)buf=*(int*)(days+(t->tm_wday<<2)); |
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41 | *(int*)(buf+4)=*(int*)(months+(t->tm_mon<<2)); |
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42 | num2str(buf+8,t->tm_mday); |
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43 | if (buf[8]=='0') buf[8]=' '; |
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44 | buf[10]=' '; |
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45 | num2str(buf+11,t->tm_hour); |
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46 | buf[13]=':'; |
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47 | num2str(buf+14,t->tm_min); |
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48 | buf[16]=':'; |
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49 | num2str(buf+17,t->tm_sec); |
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50 | buf[19]=' '; |
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51 | num2str(buf+20,(t->tm_year+1900)/100); |
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52 | num2str(buf+22,(t->tm_year+1900)%100); |
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53 | buf[24]='\n'; buf[25]='\0'; |
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54 | return buf; |
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55 | } |
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56 | |
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57 | inline struct tm * localtime_r (const time_t *t, struct tm *tm) { |
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58 | struct tm *tmp; |
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59 | |
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60 | if ((tmp = localtime(t)) && tm) |
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61 | *tm = *tmp; |
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62 | else |
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63 | return 0; |
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64 | |
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65 | return tm; |
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66 | } |
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67 | |
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68 | inline char *ctime_r(const time_t * tim_p , char * result) { |
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69 | struct tm tm; |
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70 | return asctime_r (localtime_r (tim_p, &tm), result); |
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71 | } |
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72 | |
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73 | |
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74 | inline int gettimeofday(struct timeval * tp, struct timezone *) { |
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75 | SYSTEMTIME systime; |
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76 | |
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77 | if (tp) { |
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78 | struct tm tmrec; |
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79 | time_t theTime = time(NULL); |
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80 | |
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81 | |
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82 | tmrec = *localtime(&theTime); |
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83 | tp->tv_sec = mktime(&tmrec); |
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84 | GetLocalTime(&systime); /* system time */ |
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85 | |
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86 | tp->tv_usec = systime.wMilliseconds * 1000; |
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87 | } |
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88 | return 0; |
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89 | } |
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90 | |
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91 | |
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92 | struct tms { |
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93 | long tms_utime; |
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94 | long tms_stime; |
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95 | long tms_cutime; |
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96 | long tms_cstime; |
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97 | }; |
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98 | |
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99 | inline long filetime_to_clock(FILETIME *ft) |
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100 | { |
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101 | __int64 qw = ft->dwHighDateTime; |
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102 | qw <<= 32; |
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103 | qw |= ft->dwLowDateTime; |
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104 | qw /= 10000; /* File time ticks at 0.1uS, clock at 1mS */ |
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105 | return (long) qw; |
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106 | |
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107 | } |
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108 | |
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109 | inline int times(struct tms *tmbuf) |
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110 | { |
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111 | FILETIME create, exit, kernel, user; |
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112 | if (GetProcessTimes(GetCurrentProcess(),&create, &exit, &kernel, &user)) { |
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113 | tmbuf->tms_utime = filetime_to_clock(&user); |
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114 | tmbuf->tms_stime = filetime_to_clock(&kernel); |
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115 | tmbuf->tms_cutime = 0; |
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116 | tmbuf->tms_cstime = 0; |
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117 | } |
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118 | else { |
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119 | tmbuf->tms_utime = clock(); |
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120 | tmbuf->tms_stime = 0; |
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121 | tmbuf->tms_cutime = 0; |
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122 | tmbuf->tms_cstime = 0; |
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123 | } |
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124 | return 0; |
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125 | } |
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126 | |
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127 | #define _SC_CLK_TCK 1 |
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128 | |
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129 | inline int sysconf(int) |
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130 | { |
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131 | return 1; |
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132 | } |
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133 | |
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134 | #endif |
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135 | |
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136 | |
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137 | #endif |
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