1// -*- C++ -*- 2//===---------------------------- ctime -----------------------------------===// 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 10#ifndef _LIBCPP_CTIME 11#define _LIBCPP_CTIME 12 13/* 14 ctime synopsis 15 16Macros: 17 18 NULL 19 CLOCKS_PER_SEC 20 TIME_UTC // C++17 21 22namespace std 23{ 24 25Types: 26 27 clock_t 28 size_t 29 time_t 30 tm 31 timespec // C++17 32 33clock_t clock(); 34double difftime(time_t time1, time_t time0); 35time_t mktime(tm* timeptr); 36time_t time(time_t* timer); 37char* asctime(const tm* timeptr); 38char* ctime(const time_t* timer); 39tm* gmtime(const time_t* timer); 40tm* localtime(const time_t* timer); 41size_t strftime(char* restrict s, size_t maxsize, const char* restrict format, 42 const tm* restrict timeptr); 43int timespec_get( struct timespec *ts, int base); // C++17 44} // std 45 46*/ 47 48#include <__config> 49#include <time.h> 50 51#if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) 52#pragma GCC system_header 53#endif 54 55_LIBCPP_BEGIN_NAMESPACE_STD 56 57using ::clock_t; 58using ::size_t; 59using ::time_t; 60using ::tm; 61#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_C11_FEATURES) 62using ::timespec; 63#endif 64using ::clock; 65using ::difftime; 66using ::mktime; 67using ::time; 68#ifndef _LIBCPP_HAS_NO_THREAD_UNSAFE_C_FUNCTIONS 69using ::asctime; 70using ::ctime; 71using ::gmtime; 72using ::localtime; 73#endif 74using ::strftime; 75#if _LIBCPP_STD_VER > 14 && defined(_LIBCPP_HAS_TIMESPEC_GET) 76using ::timespec_get; 77#endif 78 79_LIBCPP_END_NAMESPACE_STD 80 81#endif // _LIBCPP_CTIME 82