Timepp.h

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#ifndef TIME_H
#define TIME_H
 
#include <time.h>
#include <stdio.h>
 
#if defined(WIN32) || defined(_WIN32) || defined(__WIN32) || defined(__WIN32__) || defined(WIN64) || defined(_WIN64) || defined(__WIN64) || defined(__WIN64__)
#ifndef OS_WIN
#define OS_WIN
#endif
#elif defined(linux) || defined(__linux) || defined(__linux__) || defined(__GNUC__) || defined(__GNUG__) || defined(unix) || defined(__unix) || defined(__unix__)
#ifndef OS_LINUX
#define OS_LINUX
#endif
#else
#error OS not supported
#endif
 
#ifdef OS_LINUX
#define localtime_s(pTm,pT) (*(pTm))=*localtime(pT) //in linux use localtime for localtime_s
#define sprintf_s(buf, len, ...) snprintf((buf), (len), __VA_ARGS__)
#endif
 
/*
* Class for timing purpose
* This is actually just a C++ (i.e. class) wrapper for the C type tm
* Note that not all functions has been implemented yet
*/
 
class Time {
private:
    struct tm tm; 
    static constexpr int STR_LEN = 256; 
 
public:
 
 
    Time() {
        update_time();
    }
 
    void update_time() {
        time_t t = time(NULL);
        localtime_s(&tm, &t);
    }
 
    int getYear(bool update = true) { if (update) update_time(); return (tm.tm_year + 1900); }
 
    int getMonth(bool update = true) { if (update) update_time(); return (tm.tm_mon + 1); }
 
    int getDay(bool update = true) { if (update) update_time(); return (tm.tm_mday); }
 
    int getHour(bool update = true) { if (update) update_time(); return (tm.tm_hour); }
 
    int getMin(bool update = true) { if (update) update_time(); return (tm.tm_min); }
 
    int getSec(bool update = true) { if (update) update_time(); return (tm.tm_sec); }
 
    int getData(char* str, size_t len, bool update = true) { return sprintf_s(str, len, "%d-%02d-%02d %02d:%02d:%02d", getYear(update), getMonth(update), getDay(update), getHour(update), getMin(update), getSec(update)); }
    
    std::string getData(bool update = true) {
        char str[STR_LEN] = { 0 };
        getData(str, STR_LEN, update);
        return (std::string)str;
    }
};
 
#endif