| Geant4 Cross Reference |
1 // Copyright (C) 2010, Guy Barrand. All rights 1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
2 // See the file tools.license for terms. 2 // See the file tools.license for terms.
3 3
4 #ifndef tools_wroot_date 4 #ifndef tools_wroot_date
5 #define tools_wroot_date 5 #define tools_wroot_date
6 6
7 //_MSC_VER (= Microsoft VisualC++) : 7 //_MSC_VER (= Microsoft VisualC++) :
8 // localtime_r() does not exist on Windows an 8 // localtime_r() does not exist on Windows and we can't use the
9 // Windows ::GetLocalTime() since G4 do not w 9 // Windows ::GetLocalTime() since G4 do not want to include windows.h.
10 // Then we stay with the not thread safe loca 10 // Then we stay with the not thread safe localtime().
11 11
12 #include <time.h> 12 #include <time.h>
13 13
14 namespace tools { 14 namespace tools {
15 namespace wroot { 15 namespace wroot {
16 16
17 typedef unsigned int date; 17 typedef unsigned int date;
18 18
19 inline date get_date(){ 19 inline date get_date(){
20 // Set Date/Time to current time as reported 20 // Set Date/Time to current time as reported by the system.
21 // Date and Time are encoded into one single 21 // Date and Time are encoded into one single unsigned 32 bit word.
22 // Date is stored with the origin being the 22 // Date is stored with the origin being the 1st january 1995.
23 // Time has 1 second precision. 23 // Time has 1 second precision.
24 time_t tloc = ::time(0); 24 time_t tloc = ::time(0);
25 #if defined(_MSC_VER) || defined(__MINGW32__) 25 #if defined(_MSC_VER) || defined(__MINGW32__)
26 struct tm *tp = (tm*)::localtime(&tloc); //n 26 struct tm *tp = (tm*)::localtime(&tloc); //not thread safe (but exist on Windows).
27 #else 27 #else
28 struct tm tpa; 28 struct tm tpa;
29 struct tm *tp = (tm*)::localtime_r(&tloc, &t 29 struct tm *tp = (tm*)::localtime_r(&tloc, &tpa); //does not exist on Windows.
30 #endif 30 #endif
31 unsigned int _year = tp->tm_year; 31 unsigned int _year = tp->tm_year;
32 unsigned int _month = tp->tm_mon + 1; 32 unsigned int _month = tp->tm_mon + 1;
33 unsigned int _day = tp->tm_mday; 33 unsigned int _day = tp->tm_mday;
34 unsigned int _hour = tp->tm_hour; 34 unsigned int _hour = tp->tm_hour;
35 unsigned int _min = tp->tm_min; 35 unsigned int _min = tp->tm_min;
36 unsigned int _sec = tp->tm_sec; 36 unsigned int _sec = tp->tm_sec;
37 return ((_year-95)<<26 | _month<<22 | _day<< 37 return ((_year-95)<<26 | _month<<22 | _day<<17 | _hour<<12 | _min<<6 | _sec);
38 } 38 }
39 39
40 }} 40 }}
41 41
42 #endif 42 #endif