1// -*- C++ -*- 2//===----------------------------------------------------------------------===// 3// 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 7// 8//===----------------------------------------------------------------------===// 9 10export namespace std { 11 12 namespace chrono { 13 using std::chrono::duration; 14 using std::chrono::time_point; 15 16 } // namespace chrono 17 18 using std::common_type; 19 20 namespace chrono { 21 22 // [time.traits], customization traits 23 using std::chrono::treat_as_floating_point; 24 using std::chrono::treat_as_floating_point_v; 25 26 using std::chrono::duration_values; 27 28 // using std::chrono::is_clock; 29 // using std::chrono::is_clock_v; 30 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%; 37 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<=>; 46 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; 52 53 // [time.duration.io], duration I/O 54#ifndef _LIBCPP_HAS_NO_LOCALIZATION 55 using std::chrono::operator<<; 56#endif 57 // using std::chrono::from_stream; 58 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; 70 71 // [time.point.nonmember], time_point arithmetic 72 73 // [time.point.comparisons], time_point comparisons 74 75 // [time.point.cast], conversions 76 using std::chrono::time_point_cast; 77 78 // [time.duration.alg], specialized algorithms 79 using std::chrono::abs; 80 81 // [time.clock.system], class system_clock 82 using std::chrono::system_clock; 83 84 using std::chrono::sys_days; 85 using std::chrono::sys_seconds; 86 using std::chrono::sys_time; 87 88#if 0 89 // [time.clock.utc], class utc_clock 90 using std::chrono::utc_clock; 91 92 using std::chrono::utc_seconds; 93 using std::chrono::utc_time; 94 95 using std::chrono::leap_second_info; 96 97 using std::chrono::get_leap_second_info; 98 // [time.clock.tai], class tai_clock 99 using std::chrono::tai_clock; 100 101 using std::chrono::tai_seconds; 102 using std::chrono::tai_time; 103 104 // [time.clock.gps], class gps_clock 105 using std::chrono::gps_clock; 106 107 using std::chrono::gps_seconds; 108 using std::chrono::gps_time; 109#endif 110 // [time.clock.file], type file_clock 111 using std::chrono::file_clock; 112 113 using std::chrono::file_time; 114 115#ifndef _LIBCPP_HAS_NO_MONOTONIC_CLOCK 116 // [time.clock.steady], class steady_clock 117 using std::chrono::steady_clock; 118#endif 119 120 // [time.clock.hires], class high_resolution_clock 121 using std::chrono::high_resolution_clock; 122 123 // [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; 128 129 // [time.clock.cast], time_point conversions 130 // using std::chrono::clock_time_conversion; 131 132 // using std::chrono::clock_cast; 133 134 // [time.cal.last], class last_spec 135 using std::chrono::last_spec; 136 137 // [time.cal.day], class day 138 using std::chrono::day; 139 140 // [time.cal.month], class month 141 using std::chrono::month; 142 143 // [time.cal.year], class year 144 using std::chrono::year; 145 146 // [time.cal.wd], class weekday 147 using std::chrono::weekday; 148 149 // [time.cal.wdidx], class weekday_indexed 150 using std::chrono::weekday_indexed; 151 152 // [time.cal.wdlast], class weekday_last 153 using std::chrono::weekday_last; 154 155 // [time.cal.md], class month_day 156 using std::chrono::month_day; 157 158 // [time.cal.mdlast], class month_day_last 159 using std::chrono::month_day_last; 160 161 // [time.cal.mwd], class month_weekday 162 using std::chrono::month_weekday; 163 164 // [time.cal.mwdlast], class month_weekday_last 165 using std::chrono::month_weekday_last; 166 167 // [time.cal.ym], class year_month 168 using std::chrono::year_month; 169 170 // [time.cal.ymd], class year_month_day 171 using std::chrono::year_month_day; 172 173 // [time.cal.ymdlast], class year_month_day_last 174 using std::chrono::year_month_day_last; 175 176 // [time.cal.ymwd], class year_month_weekday 177 using std::chrono::year_month_weekday; 178 179 // [time.cal.ymwdlast], class year_month_weekday_last 180 using std::chrono::year_month_weekday_last; 181 182 // [time.cal.operators], civil calendar conventional syntax operators 183 184 // [time.hms], class template hh_mm_ss 185 using std::chrono::hh_mm_ss; 186 187 // [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; 192 193#if !defined(_LIBCPP_HAS_NO_TIME_ZONE_DATABASE) && !defined(_LIBCPP_HAS_NO_FILESYSTEM) && \ 194 !defined(_LIBCPP_HAS_NO_LOCALIZATION) 195 196# ifdef _LIBCPP_ENABLE_EXPERIMENTAL 197 // [time.zone.db], time zone database 198 using std::chrono::tzdb; 199 using std::chrono::tzdb_list; 200 201 // [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; 206 207 // [time.zone.db.remote], remote time zone database support 208 using std::chrono::reload_tzdb; 209 using std::chrono::remote_version; 210 211# endif // !defined(_LIBCPP_HAS_NO_TIME_ZONE_DATABASE) && !defined(_LIBCPP_HAS_NO_FILESYSTEM) && 212 // !defined(_LIBCPP_HAS_NO_LOCALIZATION) 213 214# if 0 215 // [time.zone.exception], exception classes 216 using std::chrono::ambiguous_local_time; 217 using std::chrono::nonexistent_local_time; 218 219 // [time.zone.info], information classes 220 using std::chrono::sys_info; 221 222 // [time.zone.timezone], class time_zone 223 using std::chrono::choose; 224 using std::chrono::time_zone; 225 226 // [time.zone.zonedtraits], class template zoned_traits 227 using std::chrono::zoned_traits; 228 229 // [time.zone.zonedtime], class template zoned_time 230 using std::chrono::zoned_time; 231 232 using std::chrono::zoned_seconds; 233 234 // [time.zone.leap], leap second support 235 using std::chrono::leap_second; 236 237 // [time.zone.link], class time_zone_link 238 using std::chrono::time_zone_link; 239 240 // [time.format], formatting 241 using std::chrono::local_time_format; 242# endif 243#endif // _LIBCPP_ENABLE_EXPERIMENTAL 244 } // namespace chrono 245 246#ifndef _LIBCPP_HAS_NO_LOCALIZATION 247 using std::formatter; 248#endif // _LIBCPP_HAS_NO_LOCALIZATION 249 250 namespace chrono { 251 // using std::chrono::parse; 252 253 // calendrical constants 254 using std::chrono::last; 255 256 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; 263 264 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; 276 277 } // namespace chrono 278 279} // namespace std 280export 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; 288 289 // [using std::literals::chrono_literals::.cal.day.nonmembers], non-member functions 290 using std::literals::chrono_literals::operator""d; 291 292 // [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 295