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 46 // [time.duration.cast], conversions 47 using std::chrono::ceil; 48 using std::chrono::duration_cast; 49 using std::chrono::floor; 50 using std::chrono::round; 51 52 // [time.duration.io], duration I/O 53#if _LIBCPP_HAS_LOCALIZATION 54 using std::chrono::operator<<; 55#endif 56 // using std::chrono::from_stream; 57 58 // convenience typedefs 59 using std::chrono::days; 60 using std::chrono::hours; 61 using std::chrono::microseconds; 62 using std::chrono::milliseconds; 63 using std::chrono::minutes; 64 using std::chrono::months; 65 using std::chrono::nanoseconds; 66 using std::chrono::seconds; 67 using std::chrono::weeks; 68 using std::chrono::years; 69 70 // [time.point.nonmember], time_point arithmetic 71 72 // [time.point.comparisons], time_point comparisons 73 74 // [time.point.cast], conversions 75 using std::chrono::time_point_cast; 76 77 // [time.duration.alg], specialized algorithms 78 using std::chrono::abs; 79 80 // [time.clock.system], class system_clock 81 using std::chrono::system_clock; 82 83 using std::chrono::sys_days; 84 using std::chrono::sys_seconds; 85 using std::chrono::sys_time; 86 87#if 0 88 // [time.clock.utc], class utc_clock 89 using std::chrono::utc_clock; 90 91 using std::chrono::utc_seconds; 92 using std::chrono::utc_time; 93 94 using std::chrono::leap_second_info; 95 96 using std::chrono::get_leap_second_info; 97 // [time.clock.tai], class tai_clock 98 using std::chrono::tai_clock; 99 100 using std::chrono::tai_seconds; 101 using std::chrono::tai_time; 102 103 // [time.clock.gps], class gps_clock 104 using std::chrono::gps_clock; 105 106 using std::chrono::gps_seconds; 107 using std::chrono::gps_time; 108#endif 109 // [time.clock.file], type file_clock 110 using std::chrono::file_clock; 111 112 using std::chrono::file_time; 113 114#if _LIBCPP_HAS_MONOTONIC_CLOCK 115 // [time.clock.steady], class steady_clock 116 using std::chrono::steady_clock; 117#endif 118 119 // [time.clock.hires], class high_resolution_clock 120 using std::chrono::high_resolution_clock; 121 122 // [time.clock.local], local time 123 using std::chrono::local_days; 124 using std::chrono::local_seconds; 125 using std::chrono::local_t; 126 using std::chrono::local_time; 127 128 // [time.clock.cast], time_point conversions 129 // using std::chrono::clock_time_conversion; 130 131 // using std::chrono::clock_cast; 132 133 // [time.cal.last], class last_spec 134 using std::chrono::last_spec; 135 136 // [time.cal.day], class day 137 using std::chrono::day; 138 139 // [time.cal.month], class month 140 using std::chrono::month; 141 142 // [time.cal.year], class year 143 using std::chrono::year; 144 145 // [time.cal.wd], class weekday 146 using std::chrono::weekday; 147 148 // [time.cal.wdidx], class weekday_indexed 149 using std::chrono::weekday_indexed; 150 151 // [time.cal.wdlast], class weekday_last 152 using std::chrono::weekday_last; 153 154 // [time.cal.md], class month_day 155 using std::chrono::month_day; 156 157 // [time.cal.mdlast], class month_day_last 158 using std::chrono::month_day_last; 159 160 // [time.cal.mwd], class month_weekday 161 using std::chrono::month_weekday; 162 163 // [time.cal.mwdlast], class month_weekday_last 164 using std::chrono::month_weekday_last; 165 166 // [time.cal.ym], class year_month 167 using std::chrono::year_month; 168 169 // [time.cal.ymd], class year_month_day 170 using std::chrono::year_month_day; 171 172 // [time.cal.ymdlast], class year_month_day_last 173 using std::chrono::year_month_day_last; 174 175 // [time.cal.ymwd], class year_month_weekday 176 using std::chrono::year_month_weekday; 177 178 // [time.cal.ymwdlast], class year_month_weekday_last 179 using std::chrono::year_month_weekday_last; 180 181 // [time.cal.operators], civil calendar conventional syntax operators 182 183 // [time.hms], class template hh_mm_ss 184 using std::chrono::hh_mm_ss; 185 186 // [time.12], 12/24 hour functions 187 using std::chrono::is_am; 188 using std::chrono::is_pm; 189 using std::chrono::make12; 190 using std::chrono::make24; 191 192#ifdef _LIBCPP_ENABLE_EXPERIMENTAL 193 194# if _LIBCPP_HAS_TIME_ZONE_DATABASE && _LIBCPP_HAS_FILESYSTEM && _LIBCPP_HAS_LOCALIZATION 195 196 // [time.zone.db], time zone database 197 using std::chrono::tzdb; 198 using std::chrono::tzdb_list; 199 200 // [time.zone.db.access], time zone database access 201 using std::chrono::current_zone; 202 using std::chrono::get_tzdb; 203 using std::chrono::get_tzdb_list; 204 using std::chrono::locate_zone; 205 206 // [time.zone.db.remote], remote time zone database support 207 using std::chrono::reload_tzdb; 208 using std::chrono::remote_version; 209 210# endif // _LIBCPP_HAS_TIME_ZONE_DATABASE && _LIBCPP_HAS_FILESYSTEM && _LIBCPP_HAS_LOCALIZATION 211 212 // [time.zone.exception], exception classes 213 using std::chrono::ambiguous_local_time; 214 using std::chrono::nonexistent_local_time; 215 216 // [time.zone.info], information classes 217 using std::chrono::local_info; 218 using std::chrono::sys_info; 219 220# if _LIBCPP_HAS_TIME_ZONE_DATABASE && _LIBCPP_HAS_FILESYSTEM && _LIBCPP_HAS_LOCALIZATION 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# if 0 241 // [time.format], formatting 242 using std::chrono::local_time_format; 243# endif 244# endif // _LIBCPP_HAS_TIME_ZONE_DATABASE && _LIBCPP_HAS_FILESYSTEM && _LIBCPP_HAS_LOCALIZATION 245#endif // _LIBCPP_ENABLE_EXPERIMENTAL 246 247 } // namespace chrono 248 249#if _LIBCPP_HAS_LOCALIZATION 250 using std::formatter; 251#endif 252 253 namespace chrono { 254 // using std::chrono::parse; 255 256 // calendrical constants 257 using std::chrono::last; 258 259 using std::chrono::Friday; 260 using std::chrono::Monday; 261 using std::chrono::Saturday; 262 using std::chrono::Sunday; 263 using std::chrono::Thursday; 264 using std::chrono::Tuesday; 265 using std::chrono::Wednesday; 266 267 using std::chrono::April; 268 using std::chrono::August; 269 using std::chrono::December; 270 using std::chrono::February; 271 using std::chrono::January; 272 using std::chrono::July; 273 using std::chrono::June; 274 using std::chrono::March; 275 using std::chrono::May; 276 using std::chrono::November; 277 using std::chrono::October; 278 using std::chrono::September; 279 280 } // namespace chrono 281 282} // namespace std 283export namespace std::inline literals::inline chrono_literals { 284 // [time.duration.literals], suffixes for duration literals 285 using std::literals::chrono_literals::operator""h; 286 using std::literals::chrono_literals::operator""min; 287 using std::literals::chrono_literals::operator""s; 288 using std::literals::chrono_literals::operator""ms; 289 using std::literals::chrono_literals::operator""us; 290 using std::literals::chrono_literals::operator""ns; 291 292 // [using std::literals::chrono_literals::.cal.day.nonmembers], non-member functions 293 using std::literals::chrono_literals::operator""d; 294 295 // [using std::literals::chrono_literals::.cal.year.nonmembers], non-member functions 296 using std::literals::chrono_literals::operator""y; 297} // namespace std::inline literals::inline chrono_literals 298