XPlatform.h

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#pragma once
#include <chrono>       // std::chrono::time_zone, std::chrono::get_tzdb()
 
#if defined(_MSC_VER)
#   define CUR_FUNC_ __FUNCTION__
//#   define CUR_FUNC_ __FUNCSIG__
#elif defined(__BORLANDC__)
#   define CUR_FUNC_ __FUNC__
#elif defined(__GNUC__)
#   define CUR_FUNC_ __PRETTY_FUNCTION__
#else
#   define CUR_FUNC_ "?func?"
#endif
 
namespace bux {
 
#ifndef _LIBCPP_HAS_NO_TIME_ZONE_DATABASE
using T_LocalZone = const std::chrono::time_zone *;
inline T_LocalZone local_zone() { return std::chrono::get_tzdb().current_zone(); }
#define LOCALZONE_IS_TIMEZONE (1)
#else
using T_LocalZone = bool;
consteval bool local_zone() { return true; }
#define LOCALZONE_IS_TIMEZONE (0)
#endif
 
} // namespace bux