10b57cec5SDimitry Andric// -*- C++ -*- 20b57cec5SDimitry Andric//===---------------------------- ctime -----------------------------------===// 30b57cec5SDimitry Andric// 40b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 50b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information. 60b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 70b57cec5SDimitry Andric// 80b57cec5SDimitry Andric//===----------------------------------------------------------------------===// 90b57cec5SDimitry Andric 100b57cec5SDimitry Andric#ifndef _LIBCPP_CTIME 110b57cec5SDimitry Andric#define _LIBCPP_CTIME 120b57cec5SDimitry Andric 130b57cec5SDimitry Andric/* 140b57cec5SDimitry Andric ctime synopsis 150b57cec5SDimitry Andric 160b57cec5SDimitry AndricMacros: 170b57cec5SDimitry Andric 180b57cec5SDimitry Andric NULL 190b57cec5SDimitry Andric CLOCKS_PER_SEC 200b57cec5SDimitry Andric TIME_UTC // C++17 210b57cec5SDimitry Andric 220b57cec5SDimitry Andricnamespace std 230b57cec5SDimitry Andric{ 240b57cec5SDimitry Andric 250b57cec5SDimitry AndricTypes: 260b57cec5SDimitry Andric 270b57cec5SDimitry Andric clock_t 280b57cec5SDimitry Andric size_t 290b57cec5SDimitry Andric time_t 300b57cec5SDimitry Andric tm 310b57cec5SDimitry Andric timespec // C++17 320b57cec5SDimitry Andric 330b57cec5SDimitry Andricclock_t clock(); 340b57cec5SDimitry Andricdouble difftime(time_t time1, time_t time0); 350b57cec5SDimitry Andrictime_t mktime(tm* timeptr); 360b57cec5SDimitry Andrictime_t time(time_t* timer); 370b57cec5SDimitry Andricchar* asctime(const tm* timeptr); 380b57cec5SDimitry Andricchar* ctime(const time_t* timer); 390b57cec5SDimitry Andrictm* gmtime(const time_t* timer); 400b57cec5SDimitry Andrictm* localtime(const time_t* timer); 410b57cec5SDimitry Andricsize_t strftime(char* restrict s, size_t maxsize, const char* restrict format, 420b57cec5SDimitry Andric const tm* restrict timeptr); 430b57cec5SDimitry Andricint timespec_get( struct timespec *ts, int base); // C++17 440b57cec5SDimitry Andric} // std 450b57cec5SDimitry Andric 460b57cec5SDimitry Andric*/ 470b57cec5SDimitry Andric 480b57cec5SDimitry Andric#include <__config> 490b57cec5SDimitry Andric#include <time.h> 500b57cec5SDimitry Andric 510b57cec5SDimitry Andric#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 520b57cec5SDimitry Andric#pragma GCC system_header 530b57cec5SDimitry Andric#endif 540b57cec5SDimitry Andric 55e8d8bef9SDimitry Andric// FIXME: 56e8d8bef9SDimitry Andric// Apple SDKs don't define ::timespec_get unconditionally in C++ mode. This 57e8d8bef9SDimitry Andric// should be fixed in future SDKs, but for the time being we need to avoid 58e8d8bef9SDimitry Andric// trying to use that declaration when the SDK doesn't provide it. Note that 59e8d8bef9SDimitry Andric// we're detecting this here instead of in <__config> because we can't include 60e8d8bef9SDimitry Andric// system headers from <__config>, since it leads to circular module dependencies. 61e8d8bef9SDimitry Andric// This is also meant to be a very temporary workaround until the SDKs are fixed. 62e8d8bef9SDimitry Andric#if defined(__APPLE__) 63e8d8bef9SDimitry Andric# include <sys/cdefs.h> 64e8d8bef9SDimitry Andric# if defined(_LIBCPP_HAS_TIMESPEC_GET) && (__DARWIN_C_LEVEL < __DARWIN_C_FULL) 65e8d8bef9SDimitry Andric# define _LIBCPP_HAS_TIMESPEC_GET_NOT_ACTUALLY_PROVIDED 66e8d8bef9SDimitry Andric# endif 67e8d8bef9SDimitry Andric#endif 68e8d8bef9SDimitry Andric 690b57cec5SDimitry Andric_LIBCPP_BEGIN_NAMESPACE_STD 700b57cec5SDimitry Andric 71*fe6060f1SDimitry Andricusing ::clock_t _LIBCPP_USING_IF_EXISTS; 72*fe6060f1SDimitry Andricusing ::size_t _LIBCPP_USING_IF_EXISTS; 73*fe6060f1SDimitry Andricusing ::time_t _LIBCPP_USING_IF_EXISTS; 74*fe6060f1SDimitry Andricusing ::tm _LIBCPP_USING_IF_EXISTS; 75480093f4SDimitry Andric#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) 76*fe6060f1SDimitry Andricusing ::timespec _LIBCPP_USING_IF_EXISTS; 770b57cec5SDimitry Andric#endif 78*fe6060f1SDimitry Andricusing ::clock _LIBCPP_USING_IF_EXISTS; 79*fe6060f1SDimitry Andricusing ::difftime _LIBCPP_USING_IF_EXISTS; 80*fe6060f1SDimitry Andricusing ::mktime _LIBCPP_USING_IF_EXISTS; 81*fe6060f1SDimitry Andricusing ::time _LIBCPP_USING_IF_EXISTS; 820b57cec5SDimitry Andric#ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS 83*fe6060f1SDimitry Andricusing ::asctime _LIBCPP_USING_IF_EXISTS; 84*fe6060f1SDimitry Andricusing ::ctime _LIBCPP_USING_IF_EXISTS; 85*fe6060f1SDimitry Andricusing ::gmtime _LIBCPP_USING_IF_EXISTS; 86*fe6060f1SDimitry Andricusing ::localtime _LIBCPP_USING_IF_EXISTS; 870b57cec5SDimitry Andric#endif 88*fe6060f1SDimitry Andricusing ::strftime _LIBCPP_USING_IF_EXISTS; 89e8d8bef9SDimitry Andric#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) && !defined(_LIBCPP_HAS_TIMESPEC_GET_NOT_ACTUALLY_PROVIDED) 90*fe6060f1SDimitry Andricusing ::timespec_get _LIBCPP_USING_IF_EXISTS; 910b57cec5SDimitry Andric#endif 920b57cec5SDimitry Andric 930b57cec5SDimitry Andric_LIBCPP_END_NAMESPACE_STD 940b57cec5SDimitry Andric 950b57cec5SDimitry Andric#endif // _LIBCPP_CTIME 96