2 //===----------------------------------------------------------------------===//
4 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
5 // See https://llvm.org/LICENSE.txt for license information.
6 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
8 //===----------------------------------------------------------------------===//
10 export namespace std {
13 using std::chrono::duration;
14 using std::chrono::time_point;
18 using std::common_type;
22 // [time.traits], customization traits
23 using std::chrono::treat_as_floating_point;
24 using std::chrono::treat_as_floating_point_v;
26 using std::chrono::duration_values;
28 // using std::chrono::is_clock;
29 // using std::chrono::is_clock_v;
31 // [time.duration.nonmember], duration arithmetic
32 using std::chrono::operator+;
33 using std::chrono::operator-;
34 using std::chrono::operator*;
35 using std::chrono::operator/;
36 using std::chrono::operator%;
38 // [time.duration.comparisons], duration comparisons
39 using std::chrono::operator==;
40 using std::chrono::operator!=;
41 using std::chrono::operator<;
42 using std::chrono::operator>;
43 using std::chrono::operator<=;
44 using std::chrono::operator>=;
45 using std::chrono::operator<=>;
47 // [time.duration.cast], conversions
48 using std::chrono::ceil;
49 using std::chrono::duration_cast;
50 using std::chrono::floor;
51 using std::chrono::round;
53 // [time.duration.io], duration I/O
54 #ifndef _LIBCPP_HAS_NO_LOCALIZATION
55 using std::chrono::operator<<;
57 // using std::chrono::from_stream;
59 // convenience typedefs
60 using std::chrono::days;
61 using std::chrono::hours;
62 using std::chrono::microseconds;
63 using std::chrono::milliseconds;
64 using std::chrono::minutes;
65 using std::chrono::months;
66 using std::chrono::nanoseconds;
67 using std::chrono::seconds;
68 using std::chrono::weeks;
69 using std::chrono::years;
71 // [time.point.nonmember], time_point arithmetic
73 // [time.point.comparisons], time_point comparisons
75 // [time.point.cast], conversions
76 using std::chrono::time_point_cast;
78 // [time.duration.alg], specialized algorithms
79 using std::chrono::abs;
81 // [time.clock.system], class system_clock
82 using std::chrono::system_clock;
84 using std::chrono::sys_days;
85 using std::chrono::sys_seconds;
86 using std::chrono::sys_time;
89 // [time.clock.utc], class utc_clock
90 using std::chrono::utc_clock;
92 using std::chrono::utc_seconds;
93 using std::chrono::utc_time;
95 using std::chrono::leap_second_info;
97 using std::chrono::get_leap_second_info;
98 // [time.clock.tai], class tai_clock
99 using std::chrono::tai_clock;
101 using std::chrono::tai_seconds;
102 using std::chrono::tai_time;
104 // [time.clock.gps], class gps_clock
105 using std::chrono::gps_clock;
107 using std::chrono::gps_seconds;
108 using std::chrono::gps_time;
110 // [time.clock.file], type file_clock
111 using std::chrono::file_clock;
113 using std::chrono::file_time;
115 #ifndef _LIBCPP_HAS_NO_MONOTONIC_CLOCK
116 // [time.clock.steady], class steady_clock
117 using std::chrono::steady_clock;
120 // [time.clock.hires], class high_resolution_clock
121 using std::chrono::high_resolution_clock;
123 // [time.clock.local], local time
124 using std::chrono::local_days;
125 using std::chrono::local_seconds;
126 using std::chrono::local_t;
127 using std::chrono::local_time;
129 // [time.clock.cast], time_point conversions
130 // using std::chrono::clock_time_conversion;
132 // using std::chrono::clock_cast;
134 // [time.cal.last], class last_spec
135 using std::chrono::last_spec;
137 // [time.cal.day], class day
138 using std::chrono::day;
140 // [time.cal.month], class month
141 using std::chrono::month;
143 // [time.cal.year], class year
144 using std::chrono::year;
146 // [time.cal.wd], class weekday
147 using std::chrono::weekday;
149 // [time.cal.wdidx], class weekday_indexed
150 using std::chrono::weekday_indexed;
152 // [time.cal.wdlast], class weekday_last
153 using std::chrono::weekday_last;
155 // [time.cal.md], class month_day
156 using std::chrono::month_day;
158 // [time.cal.mdlast], class month_day_last
159 using std::chrono::month_day_last;
161 // [time.cal.mwd], class month_weekday
162 using std::chrono::month_weekday;
164 // [time.cal.mwdlast], class month_weekday_last
165 using std::chrono::month_weekday_last;
167 // [time.cal.ym], class year_month
168 using std::chrono::year_month;
170 // [time.cal.ymd], class year_month_day
171 using std::chrono::year_month_day;
173 // [time.cal.ymdlast], class year_month_day_last
174 using std::chrono::year_month_day_last;
176 // [time.cal.ymwd], class year_month_weekday
177 using std::chrono::year_month_weekday;
179 // [time.cal.ymwdlast], class year_month_weekday_last
180 using std::chrono::year_month_weekday_last;
182 // [time.cal.operators], civil calendar conventional syntax operators
184 // [time.hms], class template hh_mm_ss
185 using std::chrono::hh_mm_ss;
187 // [time.12], 12/24 hour functions
188 using std::chrono::is_am;
189 using std::chrono::is_pm;
190 using std::chrono::make12;
191 using std::chrono::make24;
193 #if !defined(_LIBCPP_HAS_NO_TIME_ZONE_DATABASE) && !defined(_LIBCPP_HAS_NO_FILESYSTEM) && \
194 !defined(_LIBCPP_HAS_NO_LOCALIZATION)
196 # ifdef _LIBCPP_ENABLE_EXPERIMENTAL
197 // [time.zone.db], time zone database
198 using std::chrono::tzdb;
199 using std::chrono::tzdb_list;
201 // [time.zone.db.access], time zone database access
202 // using std::chrono::current_zone;
203 using std::chrono::get_tzdb;
204 using std::chrono::get_tzdb_list;
205 // using std::chrono::locate_zone;
207 // [time.zone.db.remote], remote time zone database support
208 using std::chrono::reload_tzdb;
209 using std::chrono::remote_version;
211 # endif // !defined(_LIBCPP_HAS_NO_TIME_ZONE_DATABASE) && !defined(_LIBCPP_HAS_NO_FILESYSTEM) &&
212 // !defined(_LIBCPP_HAS_NO_LOCALIZATION)
215 // [time.zone.exception], exception classes
216 using std::chrono::ambiguous_local_time;
217 using std::chrono::nonexistent_local_time;
219 // [time.zone.info], information classes
220 using std::chrono::sys_info;
222 // [time.zone.timezone], class time_zone
223 using std::chrono::choose;
224 using std::chrono::time_zone;
226 // [time.zone.zonedtraits], class template zoned_traits
227 using std::chrono::zoned_traits;
229 // [time.zone.zonedtime], class template zoned_time
230 using std::chrono::zoned_time;
232 using std::chrono::zoned_seconds;
234 // [time.zone.leap], leap second support
235 using std::chrono::leap_second;
237 // [time.zone.link], class time_zone_link
238 using std::chrono::time_zone_link;
240 // [time.format], formatting
241 using std::chrono::local_time_format;
243 #endif // _LIBCPP_ENABLE_EXPERIMENTAL
244 } // namespace chrono
246 #ifndef _LIBCPP_HAS_NO_LOCALIZATION
247 using std::formatter;
248 #endif // _LIBCPP_HAS_NO_LOCALIZATION
251 // using std::chrono::parse;
253 // calendrical constants
254 using std::chrono::last;
256 using std::chrono::Friday;
257 using std::chrono::Monday;
258 using std::chrono::Saturday;
259 using std::chrono::Sunday;
260 using std::chrono::Thursday;
261 using std::chrono::Tuesday;
262 using std::chrono::Wednesday;
264 using std::chrono::April;
265 using std::chrono::August;
266 using std::chrono::December;
267 using std::chrono::February;
268 using std::chrono::January;
269 using std::chrono::July;
270 using std::chrono::June;
271 using std::chrono::March;
272 using std::chrono::May;
273 using std::chrono::November;
274 using std::chrono::October;
275 using std::chrono::September;
277 } // namespace chrono
280 export namespace std::inline literals::inline chrono_literals {
281 // [time.duration.literals], suffixes for duration literals
282 using std::literals::chrono_literals::operator""h;
283 using std::literals::chrono_literals::operator""min;
284 using std::literals::chrono_literals::operator""s;
285 using std::literals::chrono_literals::operator""ms;
286 using std::literals::chrono_literals::operator""us;
287 using std::literals::chrono_literals::operator""ns;
289 // [using std::literals::chrono_literals::.cal.day.nonmembers], non-member functions
290 using std::literals::chrono_literals::operator""d;
292 // [using std::literals::chrono_literals::.cal.year.nonmembers], non-member functions
293 using std::literals::chrono_literals::operator""y;
294 } // namespace std::inline literals::inline chrono_literals