[+] AURORA_BUILD_TIME
[+] AuGetBuildTime [+] AuGetBuildTimeUnix
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Include/auROXTL/auBuildTime.hpp
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Include/auROXTL/auBuildTime.hpp
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/***
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Copyright (C) 2023 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AuBuildTime.hpp
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Date: 2023-2-22
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Author: Reece
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Credit: https://stackoverflow.com/a/44271643
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***/
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// extracts 1..4 characters from a string and interprets it as a decimal value
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#define __CONV_STR2DEC_1(str, i) (str[i]>'0'?str[i]-'0':0)
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#define __CONV_STR2DEC_2(str, i) (__CONV_STR2DEC_1(str, i)*10 + str[i+1]-'0')
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#define __CONV_STR2DEC_3(str, i) (__CONV_STR2DEC_2(str, i)*10 + str[i+2]-'0')
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#define __CONV_STR2DEC_4(str, i) (__CONV_STR2DEC_3(str, i)*10 + str[i+3]-'0')
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// Some definitions for calculation
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#define __SEC_PER_MIN 60UL
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#define __SEC_PER_HOUR 3600UL
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#define __SEC_PER_DAY 86400UL
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#define __SEC_PER_YEAR (__SEC_PER_DAY*365)
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#define __UNIX_START_YEAR 1970UL
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// Custom "glue logic" to convert the month name to a usable number
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#define __GET_MONTH(str, i) (str[i]=='J' && str[i+1]=='a' && str[i+2]=='n' ? 1 : \
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str[i]=='F' && str[i+1]=='e' && str[i+2]=='b' ? 2 : \
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str[i]=='M' && str[i+1]=='a' && str[i+2]=='r' ? 3 : \
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str[i]=='A' && str[i+1]=='p' && str[i+2]=='r' ? 4 : \
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str[i]=='M' && str[i+1]=='a' && str[i+2]=='y' ? 5 : \
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str[i]=='J' && str[i+1]=='u' && str[i+2]=='n' ? 6 : \
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str[i]=='J' && str[i+1]=='u' && str[i+2]=='l' ? 7 : \
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str[i]=='A' && str[i+1]=='u' && str[i+2]=='g' ? 8 : \
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str[i]=='S' && str[i+1]=='e' && str[i+2]=='p' ? 9 : \
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str[i]=='O' && str[i+1]=='c' && str[i+2]=='t' ? 10 : \
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str[i]=='N' && str[i+1]=='o' && str[i+2]=='v' ? 11 : \
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str[i]=='D' && str[i+1]=='e' && str[i+2]=='c' ? 12 : 0)
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#define __GET_MONTH2DAYS(month) ((month == 1 ? 0 : 31 + \
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(month == 2 ? 0 : 28 + \
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(month == 3 ? 0 : 31 + \
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(month == 4 ? 0 : 30 + \
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(month == 5 ? 0 : 31 + \
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(month == 6 ? 0 : 30 + \
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(month == 7 ? 0 : 31 + \
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(month == 8 ? 0 : 31 + \
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(month == 9 ? 0 : 30 + \
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(month == 10 ? 0 : 31 + \
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(month == 11 ? 0 : 30))))))))))))
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#define __TIME_SECONDS__ __CONV_STR2DEC_2(__TIME__, 6)
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#define __TIME_MINUTES__ __CONV_STR2DEC_2(__TIME__, 3)
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#define __TIME_HOURS__ __CONV_STR2DEC_2(__TIME__, 0)
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#define __TIME_DAYS__ __CONV_STR2DEC_2(__DATE__, 4)
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#define __TIME_MONTH__ __GET_MONTH(__DATE__, 0)
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#define __TIME_YEARS__ __CONV_STR2DEC_4(__DATE__, 7)
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#define GET_LEAP_DAYS ((__TIME_YEARS__-1968)/4 - (__TIME_MONTH__ <=2 ? 1 : 0))
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// Days in February
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#define _UNIX_TIMESTAMP_FDAY(year) \
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(((year) % 400) == 0UL ? 29UL : \
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(((year) % 100) == 0UL ? 28UL : \
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(((year) % 4) == 0UL ? 29UL : \
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28UL)))
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// Days in the year
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#define _UNIX_TIMESTAMP_YDAY(year, month, day) \
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( \
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/* January */ day \
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/* February */ + (month >= 2 ? 31UL : 0UL) \
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/* March */ + (month >= 3 ? _UNIX_TIMESTAMP_FDAY(year) : 0UL) \
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/* April */ + (month >= 4 ? 31UL : 0UL) \
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/* May */ + (month >= 5 ? 30UL : 0UL) \
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/* June */ + (month >= 6 ? 31UL : 0UL) \
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/* July */ + (month >= 7 ? 30UL : 0UL) \
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/* August */ + (month >= 8 ? 31UL : 0UL) \
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/* September */+ (month >= 9 ? 31UL : 0UL) \
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/* October */ + (month >= 10 ? 30UL : 0UL) \
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/* November */ + (month >= 11 ? 31UL : 0UL) \
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/* December */ + (month >= 12 ? 30UL : 0UL) \
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)
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// get the UNIX timestamp from a digits representation
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#define _UNIX_TIMESTAMP(year, month, day, hour, minute, second) \
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( /* time */ second \
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+ minute *__SEC_PER_MIN \
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+ hour *__SEC_PER_HOUR \
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+ /* year day (month + day) */ (_UNIX_TIMESTAMP_YDAY(year, month, day) - 1) *__SEC_PER_DAY \
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+ /* year */ (year - 1970UL) *__SEC_PER_YEAR \
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+ ((year - 1969UL) / 4UL) *__SEC_PER_DAY \
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- ((year - 1901UL) / 100UL) *__SEC_PER_DAY \
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+ ((year - 1601UL) / 400UL) *__SEC_PER_DAY \
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)
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static constexpr AuUInt64 AuGetBuildTimeUnix()
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{
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return _UNIX_TIMESTAMP(__TIME_YEARS__, __TIME_MONTH__, __TIME_DAYS__, __TIME_HOURS__, __TIME_MINUTES__, __TIME_SECONDS__);
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}
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static constexpr AuUInt64 AuGetBuildTime()
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{
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return AuGetBuildTimeUnix() - 999'080'100ull;
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}
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#undef __TIME_SECONDS__
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#undef __TIME_MINUTES__
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#undef __TIME_HOURS__
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#undef __TIME_DAYS__
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#undef __TIME_MONTH__
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#undef __TIME_YEARS__
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#undef __GET_MONTH
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#undef __GET_MONTH2DAYS
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#undef __CONV_STR2DEC_1
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#undef __CONV_STR2DEC_2
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#undef __CONV_STR2DEC_3
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#undef __CONV_STR2DEC_4
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#undef __SEC_PER_MIN
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#undef __SEC_PER_HOUR
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#undef __SEC_PER_DAY
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#undef __SEC_PER_YEAR
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#undef __UNIX_START_YEAR
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#define AURORA_BUILD_TIME AuGetBuildTime()
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@ -53,6 +53,8 @@
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#include <auROXTL/Objects/SafeDestroy.hpp>
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#include <auROXTL/Objects/ResetMember.hpp>
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#include <auROXTL/auBuildTime.hpp>
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struct IAuNullDelegate
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{
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virtual void OnCall() = 0;
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