chrono.h File Reference

#include <algorithm>
#include <chrono>
#include <cmath>
#include <cstring>
#include <ctime>
#include <iterator>
#include <locale>
#include <ostream>
#include <type_traits>
#include "format.h"

Go to the source code of this file.

Classes
struct	detail::null< T >
struct	detail::codecvt_result< CodeUnit >
struct	null_chrono_spec_handler< Derived >
struct	tm_format_checker
struct	has_member_data_tm_gmtoff< T, typename >
struct	has_member_data_tm_gmtoff< T, void_t< decltype(T::tm_gmtoff)> >
struct	has_member_data_tm_zone< T, typename >
struct	has_member_data_tm_zone< T, void_t< decltype(T::tm_zone)> >
class	tm_writer< OutputIt, Char >
struct	chrono_format_checker
struct	make_unsigned_or_unchanged< T, INTEGRAL >
struct	make_unsigned_or_unchanged< T, true >
struct	count_fractional_digits< Num, Den, N, Enabled >
struct	count_fractional_digits< Num, Den, N, false >
class	get_locale
struct	chrono_formatter< FormatContext, OutputIt, Rep, Period >
class	weekday
class	year_month_day
struct	formatter< weekday, Char >
struct	formatter< std::chrono::duration< Rep, Period >, Char >
struct	formatter< std::chrono::time_point< std::chrono::system_clock, Duration >, Char >
struct	formatter< std::tm, Char >

Namespaces
namespace	safe_duration_cast
namespace	detail

Macros
#define	FMT_USE_TZSET   0
#define	FMT_SAFE_DURATION_CAST   1
#define	FMT_NOMACRO

Enumerations
enum class	numeric_system { standard , alternative }

Functions
template<typename To , typename From , FMT_ENABLE_IF(!std::is_same< From, To >::value && std::numeric_limits< From >::is_signed== std::numeric_limits< To >::is_signed) >
FMT_CONSTEXPR To	safe_duration_cast::lossless_integral_conversion (const From from, int &ec)
	converts From to To, without loss. More...
template<typename To , typename From , FMT_ENABLE_IF(!std::is_same< From, To >::value) >
FMT_CONSTEXPR To	safe_duration_cast::safe_float_conversion (const From from, int &ec)
	converts From to To if possible, otherwise ec is set. More...
template<typename To , typename FromRep , typename FromPeriod , FMT_ENABLE_IF(std::is_integral< FromRep >::value) , FMT_ENABLE_IF(std::is_integral< typename To::rep >::value) >
To	safe_duration_cast::safe_duration_cast (std::chrono::duration< FromRep, FromPeriod > from, int &ec)
	safe duration cast between integral durations More...
null localtime_r	detail::FMT_NOMACRO (...)
null	detail::localtime_s (...)
null	detail::gmtime_r (...)
null	detail::gmtime_s (...)
const std::locale &	detail::get_classic_locale ()
template<typename CodeUnit >
void	detail::write_codecvt (codecvt_result< CodeUnit > &out, string_view in_buf, const std::locale &loc)
template<typename OutputIt >
auto	detail::write_encoded_tm_str (OutputIt out, string_view in, const std::locale &loc) -> OutputIt
template<typename Char , typename OutputIt , FMT_ENABLE_IF(!std::is_same< Char, char >::value) >
auto	detail::write_tm_str (OutputIt out, string_view sv, const std::locale &loc) -> OutputIt
template<typename Char >
void	detail::do_write (buffer< Char > &buf, const std::tm &time, const std::locale &loc, char format, char modifier)
template<typename Char , typename OutputIt , FMT_ENABLE_IF(!std::is_same< Char, char >::value) >
auto	detail::write (OutputIt out, const std::tm &time, const std::locale &loc, char format, char modifier=0) -> OutputIt
FMT_MODULE_EXPORT_BEGIN std::tm	localtime (std::time_t time)
	Converts given time since epoch as std::time_t value into calendar time, expressed in local time. More...
std::tm	localtime (std::chrono::time_point< std::chrono::system_clock > time_point)
std::tm	gmtime (std::time_t time)
	Converts given time since epoch as std::time_t value into calendar time, expressed in Coordinated Universal Time (UTC). More...
std::tm	gmtime (std::chrono::time_point< std::chrono::system_clock > time_point)
FMT_BEGIN_DETAIL_NAMESPACE void	write_digit2_separated (char *buf, unsigned a, unsigned b, unsigned c, char sep)
template<typename Period >
FMT_CONSTEXPR const char *	get_units ()
template<typename Char , typename Handler >
FMT_CONSTEXPR const Char *	parse_chrono_format (const Char *begin, const Char *end, Handler &&handler)
const char *	tm_wday_full_name (int wday)
const char *	tm_wday_short_name (int wday)
const char *	tm_mon_full_name (int mon)
const char *	tm_mon_short_name (int mon)
template<typename T , FMT_ENABLE_IF(std::is_integral< T >::value) >
bool	isfinite (T)
template<typename T , typename Int , FMT_ENABLE_IF(std::is_integral< T >::value) >
Int	to_nonnegative_int (T value, Int upper)
template<typename T , FMT_ENABLE_IF(std::is_integral< T >::value) >
T	mod (T x, int y)
template<typename To , typename FromRep , typename FromPeriod >
To	fmt_safe_duration_cast (std::chrono::duration< FromRep, FromPeriod > from)
template<typename Rep , typename Period , FMT_ENABLE_IF(std::is_integral< Rep >::value) >
std::chrono::duration< Rep, std::milli >	get_milliseconds (std::chrono::duration< Rep, Period > d)
constexpr long long	pow10 (std::uint32_t n)
template<class Rep , class Period , FMT_ENABLE_IF(std::numeric_limits< Rep >::is_signed) >
constexpr std::chrono::duration< Rep, Period >	abs (std::chrono::duration< Rep, Period > d)
template<typename Char , typename Rep , typename OutputIt , FMT_ENABLE_IF(std::is_integral< Rep >::value) >
OutputIt	format_duration_value (OutputIt out, Rep val, int)
template<typename Char , typename OutputIt >
OutputIt	copy_unit (string_view unit, OutputIt out, Char)
template<typename OutputIt >
OutputIt	copy_unit (string_view unit, OutputIt out, wchar_t)
template<typename Char , typename Period , typename OutputIt >
OutputIt	format_duration_unit (OutputIt out)

Macro Definition Documentation

FMT_NOMACRO

#define FMT_NOMACRO

FMT_SAFE_DURATION_CAST

#define FMT_SAFE_DURATION_CAST   1

FMT_USE_TZSET

#define FMT_USE_TZSET   0

Enumeration Type Documentation

numeric_system

enum class numeric_system

strong

Enumerator
standard
alternative

Function Documentation

abs()

template<class Rep , class Period , FMT_ENABLE_IF(std::numeric_limits< Rep >::is_signed) >

constexpr std::chrono::duration< Rep, Period > abs ( std::chrono::duration< Rep, Period >  d )

constexpr

copy_unit() [1/2]

template<typename Char , typename OutputIt >

OutputIt copy_unit	(	string_view	unit,
		OutputIt	out,
		Char
	)

copy_unit() [2/2]

template<typename OutputIt >

OutputIt copy_unit	(	string_view	unit,
		OutputIt	out,
		wchar_t
	)

fmt_safe_duration_cast()

template<typename To , typename FromRep , typename FromPeriod >

To fmt_safe_duration_cast

(

std::chrono::duration< FromRep, FromPeriod >

from

)

format_duration_unit()

template<typename Char , typename Period , typename OutputIt >

OutputIt format_duration_unit

(

OutputIt

out

)

format_duration_value()

template<typename Char , typename Rep , typename OutputIt , FMT_ENABLE_IF(std::is_integral< Rep >::value) >

OutputIt format_duration_value	(	OutputIt	out,
		Rep	val,
		int	precision
	)

get_milliseconds()

template<typename Rep , typename Period , FMT_ENABLE_IF(std::is_integral< Rep >::value) >

std::chrono::duration< Rep, std::milli > get_milliseconds ( std::chrono::duration< Rep, Period >  d )

inline

get_units()

template<typename Period >

FMT_CONSTEXPR const char * get_units ( )

inline

gmtime() [1/2]

std::tm gmtime ( std::chrono::time_point< std::chrono::system_clock >  time_point )

inline

gmtime() [2/2]

std::tm gmtime ( std::time_t  time )

inline

Converts given time since epoch as std::time_t value into calendar time, expressed in Coordinated Universal Time (UTC).

Unlike std::gmtime, this function is thread-safe on most platforms.

isfinite()

template<typename T , FMT_ENABLE_IF(std::is_integral< T >::value) >

bool isfinite ( T  )

inline

localtime() [1/2]

std::tm localtime ( std::chrono::time_point< std::chrono::system_clock >  time_point )

inline

localtime() [2/2]

FMT_MODULE_EXPORT_BEGIN std::tm localtime ( std::time_t  time )

inline

Converts given time since epoch as std::time_t value into calendar time, expressed in local time.

Unlike std::localtime, this function is thread-safe on most platforms.

mod()

template<typename T , FMT_ENABLE_IF(std::is_integral< T >::value) >

T mod ( T  x, int  y  )

inline

parse_chrono_format()

template<typename Char , typename Handler >

FMT_CONSTEXPR const Char * parse_chrono_format	(	const Char *	begin,
		const Char *	end,
		Handler &&	handler
	)

pow10()

constexpr long long pow10 ( std::uint32_t  n )

constexpr

tm_mon_full_name()

const char * tm_mon_full_name ( int  mon )

inline

tm_mon_short_name()

const char * tm_mon_short_name ( int  mon )

inline

tm_wday_full_name()

const char * tm_wday_full_name ( int  wday )

inline

tm_wday_short_name()

const char * tm_wday_short_name ( int  wday )

inline

to_nonnegative_int()

template<typename T , typename Int , FMT_ENABLE_IF(std::is_integral< T >::value) >

Int to_nonnegative_int ( T  value, Int  upper  )

inline

write_digit2_separated()

FMT_BEGIN_DETAIL_NAMESPACE void write_digit2_separated ( char *  buf, unsigned  a, unsigned  b, unsigned  c, char  sep  )

inline