spdlog/include/c11log/details/os.h

#pragma once
#include<string>
#include<cstdio>
#include<ctime>

namespace c11log
{
namespace details
{
namespace os
{

inline std::tm localtime(const std::time_t &time_tt)
{

    std::tm tm;
#ifdef _WIN32
    localtime_s(&tm, &time_tt);
#else
    localtime_r(&time_tt, &tm);
#endif
    return tm;
}

inline std::tm localtime()
{
    std::time_t now_t = time(0);
    return localtime(now_t);
}

inline bool operator==(const std::tm& tm1, const std::tm& tm2)
{
    return (tm1.tm_sec == tm2.tm_sec &&
            tm1.tm_min == tm2.tm_min &&
            tm1.tm_hour == tm2.tm_hour &&
            tm1.tm_mday == tm2.tm_mday &&
            tm1.tm_mon == tm2.tm_mon &&
            tm1.tm_year == tm2.tm_year &&
            tm1.tm_isdst == tm2.tm_isdst);
}

inline bool operator!=(const std::tm& tm1, const std::tm& tm2)
{
    return !(tm1==tm2);
}

#ifdef _WIN32
inline const char* eol()
{
    return "\r\n";
}
#else
constexpr inline const char* eol()
{
    return "\n";
}
#endif

#ifdef _WIN32
inline unsigned short eol_size()
{
    return 2;
}
#else
constexpr inline unsigned short eol_size()
{

    return 1;
}
#endif

} //os
} //details
} //c11log